Dräger Medical Savina 5664.900 Manual
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Dräger Medical Savina 5664.900 Manual

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Periodic Manufacturer's
Service
PMS
Spare Parts Lists
Spare Parts List
5664.900 Savina
Index
Contents
Navigation
Repair Instructions
Service Strategy
Maintenance Procedure
Service Mode
Error list
Alarm Messages
Repair Information/Error Events
Repair Procedure
Software download
Software Versions
Schematics and Diagrams
Schematics and Diagrams
Technical Service
Bulletins
Table of Contents
Function Descriptions
Function Description
Conversions
List of Conversions
Instructions for Use/
Operating Instructions
Instructions for Use/
Operating Instructions

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Summary of Contents for Dräger Medical Savina 5664.900

  • Page 1 5664.900 Savina Index Contents Navigation Periodic Manufacturer’s Repair Instructions Technical Service Conversions Service Bulletins Service Strategy Table of Contents List of Conversions Maintenance Procedure Service Mode Error list Alarm Messages Repair Information/Error Events Repair Procedure Software download Software Versions Spare Parts Lists Schematics and Diagrams Function Descriptions Instructions for Use/...
  • Page 2 1DYLJDWLRQ 1DYLJDWLRQ WLSV 1DYLJDWLRQ 1DYLJDWLRQ WLSV Words in blue are hyperlinks (except for the Dräger logo). Clicking on these hyperlinks will open the document at the corresponding text or view. The icons on the left margin of the page are also hyperlinks. Clicking on them will have the following effects: Opens the start page.
  • Page 3 1DYLJDWLRQ 1DYLJDWLRQ WLSV If an hyperlink takes you to a figure, it may happen that only the figure number and the title appears on the upper edge of the screen. In this case you need to scroll up or select "Fit in window" from the Acrobat Reader "display"...
  • Page 4 &RQWHQWV 1DYLJDWLRQ 5HSRUW 1DYLJDWLRQ WLSV $QQH[ 6HUYLFH 6WUDWHJ\ 'HYLFH LQ JHQHUDO ,WHPV WR EH UHSDLUHG5HSDLU ORFDWLRQV 5HSODFHPHQW RI ZHDU DQG WHDU SDUWV *HQHUDO QRWHV (OHFWULFDO VDIHW\ WHVW 0DLQWHQDQFH 3URFHGXUH )XQFWLRQDO WHVWV 5HSODFLQJ ILOWHU DQG VHDOLQJ ULQJ LQ 2 FRP SUHVVHG JDV LQOHW 3ODFH IXOO\ IXQFWLRQDO XQLW DW XVHU VRZQHU V GLVSRVDO SUHVVXUH UHGXFHU...

  • Page 5: Table Of Contents

    &RQWHQWV $GMXVWLQJ WKH 2 SUHVVXUH UHGXFHU ....59 ............80 Test Step 0 ............80 Test Step 1 5HSODFLQJ WKH EORZHU XQLW ............80 Test Step 2 ............81 Test Step 3 5HSODFLQJ WKH LQWHUQDO UHFKDUJHDEOH EDWWHULHV ............81 Test Step 4 ............
  • Page 6 &RQWHQWV 5HTXLUHG HTXLSPHQW ............. 89 ........102 Test Step 16 (QWHULQJ WKH 3& 6HUYLFH 0RGH ............. 90 ....... 103 Test Step 17 ([LWLQJ 6HUYLFH 0RGH ............. 92 ........108 Test Step 18 ............. 94 Test Step 19 ............. 96 Test Step 20 (UURU OLVW .............
  • Page 7 &RQWHQWV ,QWHUQDO FRPPXQLFDWLRQ VRIWZDUH 03 HUURU 6RIWZDUH )3 DQG 03 HUURU JURXS  JURXS  57& HUURU JURXS  :DWFKGRJ 03 HUURU JURXS  3RZHU SDFN HUURU JURXS  )URQW SURFHVVRU )3 VRIWZDUH HUURU JURXS  2SHUDWLQJ YROWDJHV HUURU JURXS  520 IURQW SURFHVVRU )3 HUURU JURXS  %ORZHU HUURU JURXS  5$0 IURQW SURFHVVRU )3 HUURU JURXS ...
  • Page 8 &RQWHQWV $X[LOLDU\ DODUP HUURU JURXS  $PELHQW SUHVVXUH PHDVXUHPHQW ZLWK 6 HU URU JURXS  $LUZD\ SUHVVXUH PHDVXUHPHQW HUURU JURXS 2 VXSSO\ SUHVVXUH PHDVXUHPHQW HUURU JURXS  ([SLUDWRU\ IORZ PHDVXUHPHQW HUURU JURXS  6L6: 03 HUURU JURXS  ,QVSLUDWRU\ IORZ PHDVXUHPHQW HUURU JURXS  6L6: )3 HUURU JURXS  $ODUP 0HVVDJHV 2 FRQFHQWUDWLRQ PHDVXUHPHQW HUURU JURXS...
  • Page 9 &RQWHQWV 8VHU IXQFWLRQV ............178 ..........202 MV low ............180 ........... 202 MV high Standby activation ,QVSLUDWRU\ WLGDO YROXPH ......... 182 ..........203 Flow monitoring ............182 ..........204 VTi low O2 monitoring ............184 ........206 VTi high Mask ventilation (NIV) 2[\JHQ FRQFHQWUDWLRQ ........
  • Page 10 &RQWHQWV %RRW SURFHGXUH .... 218 ..........237 Breathing-gas temperature sensor faulty . 219 ........237 Breathing-gas temperature sensor disconnected Testing of watchdogs $PELHQW SUHVVXUH VHQVRUV ......220 ....... 239 5-V voltage monitoring test 'HYLFH LQWHUQDO WHPSHUDWXUH VHQVRUV ....221 ..........240 System relief ............
  • Page 11 &RQWHQWV 8QLW FDQQRW EH VZLWFKHG RII ..........255 ......275 Power failure ............ 257 ............275 Main switch Remedy 1 $PELHQW SUHVVXUH .......... 259 ............275 Remedy 2 'HYLFH LQWHUQDO WHPSHUDWXUH (UURU ZKHQ XSGDWLQJ IURP 6:  WR  ......261 ..
  • Page 12 &RQWHQWV 9LHZ RI WKH 0RWRU &RPPXWDWRU 3&% 6RIWZDUH GRZQORDG ....290 3LQ DVVLJQPHQW RI WKH 0RWRU &RPPXWDWRU 3&% 5HTXLUHG HTXLSPHQW 'RZQORDG 3LQ DVVLJQPHQW RI WKH IDQ ......292 'RZQORDGLQJ PHGLFDO HTXLSPHQW VRIWZDUH WR 3& 2 'LDSKUDJP 3&% 'RZQORDGLQJ ..........308 5HSODFLQJ WKH 2 'LDSKUDJP 3&% ....
  • Page 13 &RQWHQWV 'HVFULSWLRQ RI FKDQJHV )XQFWLRQ 'HVFULSWLRQ *HQHUDO 6FKHPDWLFV DQG 'LDJUDPV :RUNLQJ SULQFLSOH .......... 340 0RQLWRULQJ ............ 341 )URQW YLHZ 6DYLQD 3ULQFLSDO FRPSRQHQWV 5HDU YLHZ RI 6DYLQD (OHFWURQLFV ........... 343 ,GHQWLILFDWLRQ RI 3&%V ............ 344 Power pack 9DOYH 3&% ........... 347 Control PCB ..........
  • Page 14 &RQWHQWV .......... 357 Membrane keypad ........... 357 Control knob 3QHXPDWLF V\VWHP ......... 358 .......... 362 Ventilation function ............363 ......... 364 Pneumatic safety devices ........... 364 Nebulizer function ........365 calibration function ............365 Sensors &RQYHUVLRQ ,QVWUXFWLRQV /LVW RI &RQYHUVLRQV Page 14 Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 15 5664.900 File no.: 08.2001 Edition Savina SW 01.n DrägerService Installation site: SW 02.n Explanation of Symbols Z = Check condition Defect/error/fault F = Check function Serial no.: Spare parts used D = Check for leaks Date of delivery/ startup: Report P = Enter value ∩...
  • Page 16 General condition 1.4.1 Accompanying documents Instructions for use and medical product logbook available according to operators. 1.4.2 Device rear panel 1.4.2.1 Dust filter set Replace dust filter, if necessary. Dust filter must not be pressed together. 1.4.2.2 Ambient air filter Replace ambient-air filter, if necessary.
  • Page 17 1.4.8 Expiratory valve mount Check locking function. 1.4.9 Expiratory valve(s) Enter serial number of valves: Valve 1: Valve 2: Valve 3: 1.4.9.1 Expiratory valve, complete See also test item 2.1. Inspect the following components. To do so, remove the respective expiratory valve: Diaphragm, complete Non-return valve Flow sensor sleeve, complete...
  • Page 18 1.4.11 "Savina Mobil" trolley 1.4.11.1 Castors Wheels, of which 2 locking. Check screw fittings for secure seating to 25 Nm. 1.4.11.2 Trolley accessories Check condition and function of the following accessories (if fitted): Humidifier holder (optional) Cylinder holder (optional) "Multiple socket outlet" retrofit kit (option) Battery pack (option, in trolley pedestal) External battery connecting cable 1.4.12...
  • Page 19 1.4.16 Drug nebulizer (white housing) Additional note: The drug nebulizer, 84 05 000, (black housing), must not be used in Savina. 1.4.16.1 Condition test Check the condition of the following components: 1 Patient connection 2 Nebulizer housing 3 Gasket 4 O ring 5 Nozzle 6 O ring 7 Atomizer...
  • Page 20 Replacement of wear and tear parts Replace diaphragm, complete, 84 13 661, in the expiratory valve. Next replacement:___________________ Replace internal batteries (rechargeable), 18 41 416, (x2) every 2 years (see also chapter "Maintenance Procedure Replacing the internal rechargeable batteries"). Next replacement:___________________ Replace batteries (rechargeable), 18 43 303, (if fitted, x2) in Savina Mobile every 2 years.
  • Page 21 Electrical safety test The following steps describe the safety checks according to IEC 60601 and VDE 0751. Any decision about performing safety checks according to VDE 0751 or IEC 60601 must be made under consideration of applicable national regulations. Electrical safety checks should be carried out either according to IEC 60601 or VDE 0751.
  • Page 22 3.2.2 Earth leakage current test Savina Tester Mains voltage Earth leakage current test Normal condition (N.C.): I ≤ 500 µ A Single fault condition (S.F.C.): Neutral conductor interrupted: I ≤ 1000 µ A In the following steps the test is repeated, but with the power plug turned over.
  • Page 23 3.2.3 Patient leakage current test Savina Tester Mains voltage Patient leakage current test Connect airway temperature sensor (1) to the socket of the airway temperature sensor of Savina and to the tester. Enter serial number of the airway temperature sensor: Normal condition (N.C.): I ≤...
  • Page 24 3.2.4.3 Earth leakage current test The test is carried out without Savina or other devices. Normal condition (N.C.): I ≤ 50 µ A Single fault condition (S.F.C.): Neutral conductor interrupted: I ≤ 100 µ A In the following steps the test is repeated, but with the power plug turned over.
  • Page 25 3.3.2 Equivalent device leakage current test Savina Tester Mains voltage Test probe Equivalent device leakage current test Connect airway temperature sensor (1) to the socket of the airway temperature sensor of Savina and to the tester. Connect test probe to Savina. Enter serial number of the airway temperature sensor: Subsequent measurements may exceed the...
  • Page 26 Connect airway temperature sensor (1) to the socket of the airway temperature sensor of Savina and to the tester. Connect test probe to Savina. Enter serial number of the airway temperature sensor: Subsequent measurements may exceed the first-measured value by max. 50% but must at the same time be ≤...
  • Page 27 Functional tests Power pack Connect mains power and O2 supply. Switch on the unit. 4.1.1 Testing the "electrical supply" display The LEDs on the front of Savina show the following operating states: Mains power supply: green External battery: off Internal battery: Green: Internal rechargeable batteries are fully charged.
  • Page 28 4.1.4 Testing the external d.c. voltage supply 4.1.4.1 Battery operation simulation Notice: Maximum test duration = 1 minute! “Connect Charge tester (Evita), complete" to d.c. voltage input of Savina (use the two lower sockets). Left side terminal: Right side terminal: (-) black (+) red Using...
  • Page 29 4.1.5 On-board electrical system simulation Short-circuit the two upper sockets on the d.c. voltage input of Savina using the "Cable for charge tester". Set the voltage from the d.c. source to 14 V and wait for the "External battery" LED to light up green.
  • Page 30 4.2.2 Testing the keys Call up test steps 1 and 2 in sequence (as of SW 1.10) Check the functioning of all keys. Test value: All keys should function properly. 4.2.3 Nebulizer flow test Test Step 13: call up this test step. Connect a flowmeter tube with an oxygen scale of up to 16 L/min to the nebulizer connection.
  • Page 31 4.2.6 Testing LEDs, 7-segment displays, and LC display Call up test step 25 Set ”Test target” value to ”LED”. Test value: All LEDs should be evenly lit. Set ”Test target” value to ”LCD”. Test value: The display shows no pixel errors. Set ”Test target”...
  • Page 32 Leak test, inspiration Test set-up: Savina Pressure gauge —30 to 120 mbar Syringe Using the syringe build up a pressure of 40 mbar ±1 mbar at the inspiratory port. Test value: The volume injected via the syringe in 15 seconds must be < 25 mL.
  • Page 33 Leak test, expiration Remove the flow sensor (Spirolog sensor (A)) and sleeve (B). Seal the outlet of the expiratory valve and use the syringe to build ± up a pressure of 40 mbar 2 mbar. Test set-up: Savina Pressure gauge —30 to 120 mbar Syringe Test value: The volume injected via the syringe in 15...
  • Page 34 Testing "Emergency respiratory valve D2 (emergency air valve)" Test set-up: Savina Flowmeter 10 to 120 L/min Pressure gauge —30 to 120 mbar Length of hoses up to Y-piece: 1.2 m each Switch off the unit. Through the test pressure regulator with injector set a flow of 60 L/min ±3 L/min.
  • Page 35 Flush flow "expiration pressure measurement R1" The O2 concentration of the flush flow corresponds to the set O2 concentration (select respective flowmeter tube). Switch on the unit. Remove the expiratory valve. Test set-up: Savina Flowmeter 0 to 0.2 L/min Test value: The flush flow must be in the range >...
  • Page 36 4.11 Testing the contrast Change the contrast in the "Config" menu. The contrast of the display changes. 4.12 Testing the micro-filter detection Remove the micro-filter The micro-filter is located on the rear panel of Savina behind the filter cover. Audible alarm sounds and display message "!!! No ambient air filter"...
  • Page 37 4.15 Testing the ventilation 4.15.1 Testing ventilation and O2 mixing in IPPV mode Set the following values: Operating mode = IPPV, AutoFlow OFF, Pmax OFF, Vt = variable, Tinsp.= 5 s, f = 6 1/min, O2 = 40 vol%, PEEP = 5 mbar, Paw alarm limit = max Test set-up: Savina...
  • Page 38 Test value: Test O2 concentration using a separate O2 analyzer, e.g. Oxydig. The value indicated by ± Savina must be 40 vol.% 1 vol.%. Read out Vte from "Values" menu of Savina. In order to increase the O2 concentration faster, set the frequency to f = 12 1/min and Tinsp = 2 s.
  • Page 39 Test value: Test O2 concentration using a separate O2 analyzer, e.g. Oxydig. The value indicated by ± Savina must be 80 vol.% 1 vol.%. In order to increase the O2 concentration faster, set the frequency to f = 12 1/min and Tinsp = 2 s.
  • Page 40 Test value: Test O2 concentration using a separate O2 analyzer, e.g. Oxydig. The value indicated by Savina must be 80 vol.% ±1 vol.%. Table 3: CPAP measured values PEEP setpoint in Pmax setpoint in Actual PEEP in Actual Pmax in O2 concentration in vol.% (Oxidig) mbar mbar...
  • Page 41 4.16 Testing the optional central alarm (if available) Activate alarm, e.g. by pulling power plug. Test set-up: Central alarm socket (located on the rear panel of the unit) Ohmmeter Test value: Contacts "3" and "5" close if an alarm occurs. Contacts "1"...
  • Page 42 Report: __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________...
  • Page 43 Annex List of service equipment for Test Certificate Table 4: Test Equipment Designation Order number Test lung 84 03 201 Patient adapter for Paw measurement 8290285 Oxydig 8304411 Pressure gauge, digital 100 mbar 79 10 722 VDE tester 79 10 594 RS232 adapter, crossed 79 01 888 RS232 extension...
  • Page 44 S3.2 inspiration block drawer unit mixing chamber humidifier V6.1 cooler oxygen concentrator S3.1 blower V6.3 S4.1 pressure S4.2 R5.1-R5.8 measuring block V7.1-V7.8 V6.2 S4.3 flush flow compressed gas nebulizer patient system valve block (flow-control block)
  • Page 45 Neb. Pressure regulator O2 valve block Volume Pressure measuring block Return line/ pressure source O2-2 O2-1 O2 sensor Exp. block mount TSI hose *Only available in the first batch of units Insp. block...
  • Page 46 6HUYLFH 6WUDWHJ\ ,WHPV WR EH UHSDLUHG5HSDLU ORFDWLRQV 6HUYLFH 6WUDWHJ\ ,WHPV WR EH UHSDLUHG5HSDLU ORFDWLRQV What Test instructions/test aids Repair Inspection Test Certificate, service Minor repairs, battery documentation replacement etc. On-site repair Test Certificate, service Minor repairs, e.g. changing a documentation fuse, exchanging a module, calibration Workshop repair...
  • Page 47 6HUYLFH 6WUDWHJ\ *HQHUDO QRWHV *HQHUDO QRWHV (OHFWURVWDWLF GLVFKDUJH PD\ GDPDJH WKH HOHFWURQLF FRPSRQHQWV :KHQ KDQGOLQJ HOHFWURVWDWLF VHQVLWLYH GHYLFHV XVH VWDWLFGLVVLSDWLYH PDW DQG D ZULVW VWUDS The O sensors and batteries are special waste items. Dispose of the O sensors and batteries in accordance with local waste disposal regulations.
  • Page 48 0DLQWHQDQFH 3URFHGXUH 0DLQWHQDQFH 3URFHGXUH The maintenance procedure described here corresponds to the maintenance procedure set out in the Test Certificate. For the maintenance intervals refer to the Test Certificate: "Replacement of wear and tear parts". The following maintenance procedure is described: −...
  • Page 49 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ ILOWHU DQG VHDOLQJ ULQJ LQ 2 FRPSUHVVHG JDV LQOHW 5HSODFLQJ ILOWHU DQG VHDOLQJ ULQJ LQ 2 FRPSUHVVHG JDV LQOHW • Switch off the unit. • Disconnect the O compressed gas supply. • Open the unit (see "Removing the rear panel").
  • Page 50 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ ILOWHU DQG VHDOLQJ ULQJ LQ 2 FRPSUHVVHG JDV LQOHW • Remove the screws . )LJ Removal of valve block 1 Page 50 Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 51 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ ILOWHU DQG VHDOLQJ ULQJ LQ 2 FRPSUHVVHG JDV LQOHW Remove also the sealing ring from the NIST connector. Otherwise the sealing ring could be lost during further disassembly. • Remove NIST connector (if fitted) and sealing ring. )LJ NIST connector Page 51...
  • Page 52 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ ILOWHU DQG VHDOLQJ ULQJ LQ 2 FRPSUHVVHG JDV LQOHW • Remove inspiratory flow sensor from plug-in unit and push up. Plug-in unit Inspiratory flow sensor )LJ Removing the inspiratory flow sensor • Remove large, transparent hose (which connects valve block to plug-in unit) from the plug-in unit.
  • Page 53 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ ILOWHU DQG VHDOLQJ ULQJ LQ 2 FRPSUHVVHG JDV LQOHW • Pull out the valve block a little and turn 90° counter-clockwise. )LJ Turning the valve block • Mark the hoses leading to the valve block. Before removing the hoses from the valve block, mark them and make a note of their fitting positions.
  • Page 54 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ ILOWHU DQG VHDOLQJ ULQJ LQ 2 FRPSUHVVHG JDV LQOHW • Remove the connector of the O Valve PCB. Valve )LJ Removal of valve block 2 • Remove the valve block. Page 54 Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 55 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ ILOWHU DQG VHDOLQJ ULQJ LQ 2 FRPSUHVVHG JDV LQOHW • Remove the screws . )LJ Removing the filter • Remove the socket. Before removing the filter and sealing ring, make a note of the fitting position. • Remove the filter and sealing ring. Page 55 Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 56 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ ILOWHU DQG VHDOLQJ ULQJ LQ 2 FRPSUHVVHG JDV LQOHW • Insert the new filter and sealing ring. If the O pressure reducer needs to be replaced as well, proceed with "Replacing the O2 pressure reducer". • Assemble the unit. Make sure not to kink any hoses during assembly.

  • Page 57: Suhvvxuh Uhgxfhu

    0DLQWHQDQFH 3URFHGXUH SUHVVXUH UHGXFHU SUHVVXUH UHGXFHU 5HSODFLQJ WKH 2 SUHVVXUH UHGXFHU • Remove the valve block (see "Replacing filter and sealing ring in O2 compressed gas inlet"). Follow the instructions given there from "Switch off the unit." to "Remove the valve block.").
  • Page 58 0DLQWHQDQFH 3URFHGXUH SUHVVXUH UHGXFHU • Remove the screws . )LJ Replacing the O pressure reducer • Make a note of the fitting position. • Remove the O pressure reducer. • Make a note of the connector layout. • Fit the new O pressure reducer and O-rings.
  • Page 59 0DLQWHQDQFH 3URFHGXUH SUHVVXUH UHGXFHU $GMXVWLQJ WKH 2 SUHVVXUH UHGXFHU To adjust the pressure reducer the valve block must be removed (see "Replacing filter and sealing ring in O2 compressed gas inlet". Follow the instructions given there from "Switch off the unit."...
  • Page 60 0DLQWHQDQFH 3URFHGXUH SUHVVXUH UHGXFHU • Switch on Savina and start service mode (see service mode, chapter "Entering the Internal Service Mode"). • Select Test Step • Switch on the nebulizer valve. To adjust the pressure reducer the control knob must be raised. After making the adjustment the control knob must be pushed down again and secured with stop varnish.

  • Page 61: 5Hsodflqj Wkh Eorzhu Xqlw

    0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH EORZHU XQLW 5HSODFLQJ WKH EORZHU XQLW • Open the unit fully (see "Opening the unit"). • Remove the connector for the return valve (X644) from the Control PCB (see "View, Control PCB"). • Fold away the backing plate on which the Control PCB is mounted (see "Folding away the Control PCB").
  • Page 62 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH EORZHU XQLW • Remove the screws  from the fan. )LJ Removing the fan. • Place the fan on the plate of the Control PCB. Page 62 Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 63 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH EORZHU XQLW • Remove the micro-filter . • Remove the drawer unit . )LJ Removing the micro-filter. Page 63 Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 64 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH EORZHU XQLW • Remove inspiratory flow sensor from plug-in unit. Plug-in unit Inspiratory flow sensor )LJ Removing the inspiratory flow sensor • Remove the fixing screws  of the blower bracket. )LJ Slacken the blower bracket. Page 64 Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 65 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH EORZHU XQLW When withdrawing the blower pay attention to the cable connections. The cable connections must also be fed out. The removed cables are those of the Control PCB and the Motor Commutator PCB. • Push the side panel away slightly and carefully withdraw the blower out of the unit towards the rear.
  • Page 66 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH EORZHU XQLW • Remove the fixing screws . )LJ Removing the blower. • Remove the blower. • Install the new blower and seals. The screws in step "Remove the fixing screws 6 (screws are tighten to 1.2 Nm ±0.3 Nm)."...

  • Page 67: 5Hsodflqj Wkh Lqwhuqdo Uhfkdujhdeoh Edwwhulhv

    0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH LQWHUQDO UHFKDUJHDEOH EDWWHULHV 5HSODFLQJ WKH LQWHUQDO UHFKDUJHDEOH EDWWHULHV • Open the unit (see "Removing the rear panel"). • Remove the fuse for the rechargeable batteries by levering it out carefully with a screwdriver. )LJ Removing the fuse of the rechargeable batteries. Page 67 Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 68 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH LQWHUQDO UHFKDUJHDEOH EDWWHULHV • Remove the screws  and the cover . )LJ Removing the rechargeable batteries, part 1 7KH UHFKDUJHDEOH EDWWHULHV DUH VSHFLDO ZDVWH LWHPV 'LVSRVH RI WKH UHFKDUJHDEOH EDWWHULHV LQ DFFRUGDQFH ZLWK ORFDO ZDVWH GLVSRVDO UHJXODWLRQV 5HYHUVLQJ WKH SRODULW\ RI WKH UHFKDUJHDEOH EDWWHULHV ZLOO GDPDJH WKH EDWWHULHV DQG WKH SRZHU SDFN 0DNH D QRWH RI WKH FRQQHFWRU OD\RXW DQG HQVXUH FRUUHFW SRODULW\ ZKHQ ILWWLQJ WKH UHFKDUJHDEOH EDWWHULHV...
  • Page 69 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH LQWHUQDO UHFKDUJHDEOH EDWWHULHV • Remove the rechargeable batteries. )LJ Removing the rechargeable batteries, part 2 • Fit new rechargeable batteries. ,QDGHTXDWH YROWDJH 7KH QHZ UHFKDUJHDEOH EDWWHULHV DUH QRW VXIILFLHQWO\ FKDUJHG &RQQHFW WKH 6DYLQD IRU DW OHDVW  KRXUV WR WKH PDLQV VXSSO\ 6DYLQD GRHV QRW QHHG WR EH VZLWFKHG RQ  •...

  • Page 70: 5Hsodflqj Wkh UhdoWlph Forfn Rq Wkh &Rqwuro 3

    0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH UHDOWLPH FORFN RQ WKH &RQWURO 3&% 5HSODFLQJ WKH UHDOWLPH FORFN RQ WKH &RQWURO 3&% Read the following information before replacing the real-time clock (RTC): 'R QRW UHSODFH WKH ((3520 DQG WKH 57& RQ WKH &RQWURO 3&% DW WKH VDPH WLPH 2WKHUZLVH WKH UHFRUGHG RSHUDWLQJ KRXUV ZLOO EH ORVW ,I \RX QHHG WR UHSODFH ERWK FRPSRQHQWV GR LW LQ VHTXHQFH WKDW LV FRPSOHWH WKH UHSODFHPHQW RI RQH FRPSRQHQW ILUVW EHIRUH VWDUWLQJ WKH QH[W RQH...
  • Page 71 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH UHDOWLPH FORFN RQ WKH &RQWURO 3&% • Read out and write down operating hours and settings, e.g. alarms and configurations. • Switch off the unit. • Open the unit (see "Opening the operator control panel"). • Remove the RTC (D19) from the Control PCB. Jumper 5 3 1 park...
  • Page 72 0DLQWHQDQFH 3URFHGXUH 5HSODFLQJ WKH UHDOWLPH FORFN RQ WKH &RQWURO 3&% • Adjust settings (as written down), time, and date on the unit. • Switch unit off and on again. The unit should not generate any device malfunction. Settings recently made should be available. The operating hours should have the same status as before replacement of the RTC.

  • Page 73: 6Huylfh 0Rgh

    6HUYLFH 0RGH *HQHUDO 6HUYLFH 0RGH *HQHUDO The Service Mode is mainly intended for troubleshooting and as a test aid for the Test Certificate. The Service Mode allows you to call up different test steps. In these test steps, you can, for example, read out the error list, and check measured values and keys.

  • Page 74: Qwhuqdo 6Huylfh 0Rgh

    6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH (QWHULQJ WKH ,QWHUQDO 6HUYLFH 0RGH Switch on Savinaand, at the same time, press and hold the backlighting dim-up/dim-down key and the "Config" key until the service mode is activated. Savina )LJ Entering the internal Service Mode Page 74 Dräger Medical AG &...
  • Page 75 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH The following screen page appears on the display: )LJ Internal Service Mode start screen page The individual test steps can be selected and activated with the control knob as follows: Press the control knob. The "field" with the test step number becomes dark. The test step number is displayed in reverse video.
  • Page 76 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH Different settings can be made depending on the selected test step. The procedure is described in the following example: Select test step 7. The following window appears: )LJ Test step 7 The box with the "thicker" black frame is active. You can change the active box by turning the control knob.
  • Page 77 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH Turn the control knob. The desired speed can now be set (if you do not wish to change the speed, use the "Alarm Reset" key to exit the respective setting). Press the control knob. The blower turns at the set speed. To exit the test step: Turn the control knob until the "Exit"...

  • Page 78: Lvw Ri Whvw Vwhsv

    6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH /LVW RI WHVW VWHSV 7DEOH  7HVW VWHS 'HVFULSWLRQ Test Step 0 Reading out the error log (error list). Test Step 1 Testing keys. Test Step 2 Testing keys. Test Step 3 Displaying device and service operating hours. Test Step 4 Displaying battery and power pack voltages.
  • Page 79 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 7DEOH  7HVW VWHS 'HVFULSWLRQ Test Step 15 Setting the calibration classes for the bypass valve (V1) and of the expiratory valve (V3). Test Step 16 Displaying the internal device temperature. Test Step 17 Displaying the internal, analog measured values of the master processor. Test Step 18 —...

  • Page 80: Hvfulswlrq Ri Wkh Whvw Vwhsv

    6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 'HVFULSWLRQ RI WKH WHVW VWHSV 7HVW 6WHS  Test step 0 is used to read out the error log (error list). A list of error messages appears. 5 error messages are visible at a time. Additional error messages can be viewed by scrolling. The error messages have the following structure: First occurrence Last occurrence...

  • Page 81: Test Step

    6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 7HVW 6WHS  Test step 3 is used to display the device operating hours and the service hours. The service hours can be reset to zero with the "Reset service hours" function. Operating hours and service hours are not counted while the device is in standby.
  • Page 82 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH Status Key: ”ext. DC-supply” ”NC” External AC voltage not present or faulty. "int. battery" "OK" Internal battery is present. "int. battery" "NC" Internal battery is not present or is faulty. "int. battery" "CHARGING" Internal battery is present and is being charged. "charge state"...
  • Page 83 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 7HVW 6WHS  Up to SW 1.01 -> Test step 6 is used to display the O2 supply pressure "O2-supply pressure" of the supply source (sensor S5). The pressure must be between 2.7 bar and 6 bar. As of SW 1.10 ->...
  • Page 84 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 7HVW 6WHS  The O supply pressure must be disconnected in order to be able to perform test step 7. The following measured values are displayed in test step 7: − "Flowinsp" -> measured value of the inspiratory flow sensor S1 −...
  • Page 85 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH Test step 8 is used to display the inspiratory flow "Flowinsp", the O concentration "O2 (sensor 1)" "O2 (sensor 2)" of the mixing chamber, and the O supply pressure. In addition, each valve of the valve block can be switched individually.
  • Page 86 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 7HVW 6WHS  Connect (short-circuit) the inspiratory socket and the expiratory socket with a ventilation hose and connect an external pressure measuring device to perform this test step. Test step 10 is used to display the expiratory pressure "Pawexp" (S4.1) and the inspiratory pressure "Pawinsp"...

  • Page 87: Test Step 12

    6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 7HVW 6WHS  Connect (short-circuit) the inspiratory socket and the expiratory socket with a ventilation hose and connect an external pressure measuring device to perform this test step. Test step 11 is used to test the emergency air valves V8/V9. The valves can be switched on or off. This test step is also used to display the expiratory pressure "Pawexp"...

  • Page 88: Test Step 13

    6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH "Insp.cal valve" (V6.1) "Exp.cal valve" V6.2 "Flowinsp" "Pawinsp" "Pawexp" 10 L/min 0 mbar approx. 40 mbar ±0.3 mbar 10 L/min approx. 40 mbar approx. 40 mbar 10 L/min approx. 40 mbar 0 mbar ±0.3 mbar 10 L/min 0 mbar 0 mbar...

  • Page 89: Test Step 14

    6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH Test step 14 is used to check the correspondence between the inspiratory "Flowinsp" and the expiratory "Flowexp" flow measurement. The bypass valve (V1) can be set with "Pressure bypass". 0 means the bypass valve is open. No pressure is built up. When the bypass valve is closed, a corresponding pressure is built up (the expiratory valve is "sealed"...
  • Page 90 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 7HVW 6WHS  Test step 17 is used to display the measured value of the internal A/D converter of the master processor. 'HVLJQDWLRQ $' YDOXHV 9ROWDJH UDQJH 5HPDUN V_FLOW_TEMP 0409 ... 0512 2.00 V ... (at ambient temperature).
  • Page 91 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 'HVLJQDWLRQ $' YDOXHV 9ROWDJH UDQJH 5HPDUN VCC+5V_S_MESS 0491 ... 0532 2.40 V ... 2.60 V Measurement signal of the +5 V supply voltage of the absolute pressure sensors S6, S7. The voltage is generated on the O2 Valve PCB from the +15 V.
  • Page 92 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 7HVW 6WHS  Test step 18 is used to display the measured value of the internal A/D converter of the master processor. 'HVLJQDWLRQ $' YDOXHV 9ROWDJH UDQJH 5HPDUN V_FIO2_1 0102 ... 0205 0.50 V ... (if system is free from O2).
  • Page 93 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 'HVLJQDWLRQ $' YDOXHV 9ROWDJH UDQJH 5HPDUN V_TEMP_AWT 1023 5.00 V) (without external AWT sensor). Measurement signal of AWT sensor. The measurement signal is processed on the Control PCB (temperature hybrid). V_TEMP_AWT 0716 ... 0818 3.50 V ... (with external AWT sensor, at ambient 4.00 V) temperature).
  • Page 94 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 7HVW 6WHS  Test step 19 is used to display the measured value of the external A/D converter of the master processor. 'HVLJQDWLRQ $' YDOXHV 9ROWDJH UDQJH 5HPDUN V_FLOW 0016 ... 0049 0.020 V ... (with flow exp.
  • Page 95 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 'HVLJQDWLRQ $' YDOXHV 9ROWDJH UDQJH 5HPDUN V_TEMP_O2 0983 ... 1310 1.200 V ... Temperature of O2 sensors. The 1.600 V) temperature measurement is located on the O2 Diaphragm PCB. V_TSI_GND 0000 ... 0004 0.000 V ... Ground pick-up of inspiratory flow 0.005 V) sensor S1.
  • Page 96 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 7HVW 6WHS  Test step 20 is used to display the measured value of the internal A/D converter of the front processor. 'HVLJQDWLRQ $' YDOXHV 9ROWDJH UDQJH 5HPDUN V_PAW_INSP 0123 ... 0184 0.60 V ... Measurement signal of the inspiratory 0.90 V) pressure sensor S4.2.
  • Page 97 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH Test step 21 is used to display the measured value of the internal A/D converter of the front processor. 'HVLJQDWLRQ $' YDOXHV 9ROWDJH UDQJH 5HPDUN VCC+24V_MESS 0655 ... 0737 3.20 V ... Measurement signal of the +24 V 3.60 V) supply voltage.
  • Page 98 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 'HVLJQDWLRQ $' YDOXHV 9ROWDJH UDQJH 5HPDUN V_TEMP_INT 0184 ... 0246 0.90 V ... (at ambient temperature). Measurement 1.20 V) signal for internal device temperature, measured at Control PCB. V_SYNC_PIEZO 0000 ... 1023 0.00 V ... (runs cyclically, due to silencing).
  • Page 99 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH 7HVW 6WHS  Test step 23 is used to display the offset voltages of the inspiratory pressure sensor (S4.1) and expiratory pressure sensor (S4.2). This test step is also used to calibrate the offset voltage. Activate "Calibrate"...
  • Page 100 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH As of SW 1.10 -> Test step 25 is used to test the LC display, the LEDs, and the 7-segment displays. The following tests can be called up with ”Test larget”: − ”LED”: All LEDs can be switched on and off (LEDs for indication of voltage supply are not triggered, they come on depending on voltage supply and charge state of the battery).
  • Page 101 6HUYLFH 0RGH ,QWHUQDO 6HUYLFH 0RGH Measured value S7 -> "Ambient pressure (S7)" ambient pressure entered ±2 mbar Measured value S6 -> "Ambient pressure (S6)" ambient pressure entered ±2 mbar Measured value S5 -> "O2 supply pressure" ambient pressure entered ±20 mbar The measured values are kept even after the unit is switched off (stored in the EEPROM).
  • Page 102 6HUYLFH 0RGH 3& 6HUYLFH 0RGH 3& 6HUYLFH 0RGH The PC service mode applies to software version 1.96 only. 5HTXLUHG HTXLSPHQW The following equipment is required to work with service mode: − RS 232 extension 7901808 − RS 232 adapter 7901888 −...
  • Page 103 6HUYLFH 0RGH 3& 6HUYLFH 0RGH (QWHULQJ WKH 3& 6HUYLFH 0RGH • Connect Savina and PC (laptop) to mains power supply. • Switch on the PC. • Start terminal program. • Select relevant COM port (here: COM 1). • Make the following settings in the terminal program: −...
  • Page 104 6HUYLFH 0RGH 3& 6HUYLFH 0RGH • Connect PC and Savina to RS232 extension and to RS232 adapter. • Switch Savina on, at the same time pressing and holding down the key to lighten/darken the screen backlighting, and press the "Config" key. Savina )LJ Entering Service Mode...
  • Page 105 6HUYLFH 0RGH 3& 6HUYLFH 0RGH Savina starts up with Service Mode on the display. A contents list of the available tests is displayed on the PC. Page 105 Dräger Medical AG & Co. KGaA Service Mode Savina Version 3.0...
  • Page 106 6HUYLFH 0RGH 3& 6HUYLFH 0RGH When the test number is entered the corresponding test is called up (here: test 008). Page 106 Dräger Medical AG & Co. KGaA Service Mode Savina Version 3.0...
  • Page 107 6HUYLFH 0RGH 3& 6HUYLFH 0RGH The test indicates which settings can be made. Page 107 Dräger Medical AG & Co. KGaA Service Mode Savina Version 3.0...
  • Page 108 6HUYLFH 0RGH 3& 6HUYLFH 0RGH Quit the selected test by entering the letter "q". ([LWLQJ 6HUYLFH 0RGH Exit Service Mode by switching off the Savina. The next time the Savina is switched on it starts up with the pre-set ventilation mode. Page 108 Dräger Medical AG &...
  • Page 109 (UURU OLVW 6WUXFWXUH RI HUURU OLVW (UURU OLVW 6WUXFWXUH RI HUURU OLVW The error code is divided into a 2-digit decimal number and a 4-digit decimal number. The 2-digit decimal number indicates which component/assembly is affected. The 4-digit decimal number is a more detailed specification for the software as to the malfunction suffered by the component/assembly concerned.
  • Page 110 (UURU OLVW 6RIWZDUH PDVWHU SURFHVVRU 03 HUURU JURXS The following abbreviations are used: − MP = master processor, − FP = front processor, − SW = software, − SiSW = safety software, − RTC = real-time clock, − DS = DrägerService. 6RIWZDUH PDVWHU SURFHVVRU 03 HUURU JURXS (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ...
  • Page 111 (UURU OLVW 6RIWZDUH PDVWHU SURFHVVRU 03 HUURU JURXS (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 00.0200 Device reset triggered: SW error. − Report error to DS Lübeck. 00.0300 Device reset triggered: SW error. − Report error to DS Lübeck. 00.0400 Device reset triggered: SW error.
  • Page 112 (UURU OLVW 6RIWZDUH PDVWHU SURFHVVRU 03 HUURU JURXS (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 00.1100 Device reset triggered: SW error. − Report error to DS Lübeck. 00.1101 Device reset triggered: SW error. − Report error to DS Lübeck. 00.1200 Device reset triggered: SW error.
  • Page 113 (UURU OLVW 0DVWHU SURFHVVRU 03 UHDGRQO\ PHPRU\ HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 00.2020 Device reset triggered: SW error. − Report error to DS Lübeck. 00.2100 Device reset triggered: SW error. −...
  • Page 114 (UURU OLVW 0DVWHU SURFHVVRU 03 UHDGRQO\ PHPRU\ HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − 01.0210 Data retention: EEPROM read access error − 01.0211 Data retention: EEPROM write access error − Complete data input in EEPROM MP 01.0300 Data retention (EEPROM), checksum error: Data structure EEPROM (Magic).
  • Page 115 (UURU OLVW 0DVWHU SURFHVVRU 03 UHDGRQO\ PHPRU\ HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − 01.0304 Data retention (EEPROM), checksum error: Fan start speed (not used for the time being). − 01.0305 Data retention (EEPROM), checksum error: Correction for leak in blower (not used for the time being).
  • Page 116 (UURU OLVW 0DVWHU SURFHVVRU 03 UHDGRQO\ PHPRU\ HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Carry out Service Mode, test 27 01.0311 Data retention (EEPROM), checksum error: Calibration of O2 supply pressure (calibration of ambient pressure sensor S5 , ambient pressure sensors sensors).
  • Page 117 (UURU OLVW 0DVWHU SURFHVVRU 03 5$0 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − see 01.0308. 01.1041 Faulty values from data retention: Calibration of O2 sensor 1. − see 01.0309. 01.1050 Faulty values from data retention: Offset of O2 sensor 2. −...
  • Page 118 (UURU OLVW ,QWHUQDO $' FRQYHUWHU VRIWZDUH 03 HUURU JURXS  ,QWHUQDO $' FRQYHUWHU VRIWZDUH 03 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 03.0000 Device reset triggered: SW error. − Report error to DS Lübeck. 03.0001 Device reset triggered: SW error.
  • Page 119 (UURU OLVW :DWFKGRJ 03 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 04.0105 Device reset triggered: SW error − Report error to DS Lübeck. 04.0106 Device reset triggered: SW error − Report error to DS Lübeck. 04.0107 Device reset triggered: SW error −...
  • Page 120 (UURU OLVW )URQW SURFHVVRU )3 VRIWZDUH HUURU JURXS  )URQW SURFHVVRU )3 VRIWZDUH HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 10.0100 Device reset triggered: SW error. − Report error to DS Lübeck. 10.0101 Device reset triggered: SW error.
  • Page 121 (UURU OLVW 520 IURQW SURFHVVRU )3 HUURU JURXS  520 IURQW SURFHVVRU )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Carry out SW download using current 11.0000 ROM test: Checksum test procedure faulty. − Replace Control PCB. −...
  • Page 122 (UURU OLVW 520 IURQW SURFHVVRU )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − 11.0211 Data retention: EEPROM write access error − 11.0212 Data retention: RTC-RAM write access error − Switch on Savina again. 11.0300 Data retention (EEPROM), checksum error: Operating minutes storage.
  • Page 123 (UURU OLVW 520 IURQW SURFHVVRU )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Switch on Savina again. 11.0305 Data retention (EEPROM), checksum error: Safety parameters. − Replace EEPROM FP. − 11.0306 Data retention (EEPROM), checksum error: Power pack variant (not used for the time being).
  • Page 124 (UURU OLVW 520 IURQW SURFHVVRU )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Switch on Savina again. 11.0312 Data retention (RTC-RAM), checksum error: Buffer. − Replace RTC. − Switch on Savina again. 11.0313 Data retention (RTC-RAM), checksum error: Buffer value.
  • Page 125 (UURU OLVW 5$0 IURQW SURFHVVRU )3 HUURU JURXS  5$0 IURQW SURFHVVRU )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Replace Control PCB. 12.0000 Memory test: Error in the internal RAM. − Replace Control PCB. 12.0100 Memory test: Error in the external RAM.
  • Page 126 (UURU OLVW ,QWHUQDO FRPPXQLFDWLRQ VRIWZDUH 03 HUURU JURXS  ,QWHUQDO FRPPXQLFDWLRQ VRIWZDUH 03 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 14.0000 Device reset triggered: SW error. − Report error to DS Lübeck. 14.0100 Device reset triggered: SW error.
  • Page 127 (UURU OLVW :DWFKGRJ )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 14.0207 Device reset triggered: SW error. − Report error to DS Lübeck. 14.0300 Device reset triggered: SW error. − Report error to DS Lübeck. 14.0400 Device reset triggered: SW error.
  • Page 128 (UURU OLVW 57& HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 20.0301 Device reset triggered: SW error. − Report error to DS Lübeck. 20.0302 Device reset triggered: SW error. − Report error to DS Lübeck. 20.0303 Device reset triggered: SW error.
  • Page 129 (UURU OLVW 3RZHU SDFN HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Disappears after new power-on. 30.2001 Data structure (Magic) in RTC-RAM newer than code. − See 11.0308. − Carry out SW download using current 3RZHU SDFN HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\...
  • Page 130 (UURU OLVW 3RZHU SDFN HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Savina does not recognize the internal 40.0010 DC internal defective. battery due to complete discharge, therefore pre-charge the internal battery using an external charger (see also ”Warning message "!!! No int.
  • Page 131 (UURU OLVW 3RZHU SDFN HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Check fuse for internal battery. 40.0012 DC internal interrupted. − Check cable connection from internal battery to power pack. − Check cable connection positive terminal of internal battery 1 to negative terminal of internal battery 2.
  • Page 132 (UURU OLVW 3RZHU SDFN HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Replace power pack. 40.1030 Power pack is no longer electrically safe. − Voltage of internal battery is greater than 30 V. Replace internal battery. − External DC voltage is greater than 15.8 V.
  • Page 133 (UURU OLVW 2SHUDWLQJ YROWDJHV HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Could be due to a log error after fast 40.1110 Communication (2) between power pack and Control PCB is faulty. change of status. Power Savina from mains supply.
  • Page 134 (UURU OLVW 2SHUDWLQJ YROWDJHV HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Measure the operating voltage —15 V 41.0010 Operating voltage —15 V is too low. (see "Repair Procedure Measuring the supply voltages"). − Measure the operating voltage —15 V 41.0011 Operating voltage —15 V is too high.
  • Page 135 (UURU OLVW 2SHUDWLQJ YROWDJHV HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Operating voltage +15 V present (see 41.0040 Operating voltage +5 V of the ambient pressure sensors is too low. "Repair Procedure Measuring the supply voltages")? −...
  • Page 136 (UURU OLVW 2SHUDWLQJ YROWDJHV HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Operating voltage +15 V present (see 41.0041 Operating voltage +5 V of the ambient pressure sensors is too high. "Repair Procedure Measuring the supply voltages")? −...
  • Page 137 (UURU OLVW 2SHUDWLQJ YROWDJHV HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Operating voltage +15 V present (see 41.0060 Operating voltage +15 V of O2 sensors is faulty. "Repair Procedure Measuring the supply voltages")? − Operating voltage +15 V for O2 sensors on O2 Diaphragm PCB present (test point X4/14(+) and X4/17 (AGND) on the O2 Diaphragm PCB,...
  • Page 138 (UURU OLVW 2SHUDWLQJ YROWDJHV HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Operating voltage +15 V present (see 41.0070 Reference voltage of the O2 sensors is faulty. "Repair Procedure Measuring the supply voltages")? − Operating voltage +15 V for O2 sensors on O2 Diaphragm PCB present (test point X4/14(+) and X4/17 (AGND) on the O2 Diaphragm PCB,...
  • Page 139 (UURU OLVW %ORZHU HUURU JURXS  %ORZHU HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − In new device it may occur that the 42.0000 Actual speed of blower is too slow. blower is not fully run in which could lead to this sporadic error.
  • Page 140 (UURU OLVW &RROLQJ HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − 42.0120 Micro-filter blocked (not used for the time being). − Replace the micro-filter. 42.0130 Micro-filter obstructed (detected by SiSW). − Report error to DS Lübeck. 42.0200 Error with speed adaptation detected by SW.
  • Page 141 (UURU OLVW 6\VWHP UHOLHI HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Replace Control PCB. 43.0011 Device internal temperature sensor: Open circuit. − Replace device fan. 43.0100 Device fan: Actual speed is too slow. − Replace device fan. 43.0101 Device fan: Actual speed is too fast.
  • Page 142 (UURU OLVW /RXGVSHDNHU HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 44.0001 SW error in inspiratory emergency venting. /RXGVSHDNHU HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Check loudspeaker connection to 50.0000 Audible alarm absent.
  • Page 143 (UURU OLVW *ROG&DS HUURU JURXS  *ROG&DS HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Replace Control PCB. 51.0000 GoldCap capacity is too low. − Replace Control PCB. 51.0001 GoldCap test device is faulty. − Replace Control PCB. 51.0002 GoldCap power supply is too high.

  • Page 144: Luzd\ Suhvvxuh Phdvxuhphqw Huuru Jurxs

    (UURU OLVW $LUZD\ SUHVVXUH PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Check connection between signal 54.0001 Test current for signal generator (piezo) is too low. generator and Control PCB. − Replace the signal generator. − Replace Control PCB. $LUZD\ SUHVVXUH PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ...
  • Page 145 (UURU OLVW $LUZD\ SUHVVXUH PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Pressure applied to the airway 60.0001 Inspiratory airway pressure sensor S4.1: Measured value is outside the pressure sensor was outside the range measuring range. of —10 to +110 mbar.
  • Page 146 (UURU OLVW $LUZD\ SUHVVXUH PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Pressure applied to the airway 60.0011 Inspiratory airway pressure sensor S4.2: Measured value is outside the pressure sensor was outside the range measuring range. of —10 to +110 mbar.
  • Page 147 (UURU OLVW ([SLUDWRU\ IORZ PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Sequence error, see error codes 60.0200 Calculated airway pressure (Y-Paw): Invalid measured value. 60.0000 through 60.0012. − Sequence error, see error codes 60.0300 Calculated inspiratory airway pressures of FP and MP deviate too 60.0000 through 60.0012.

  • Page 148: Qvsludwru\ Iorz Phdvxuhphqw Huuru Jurxs

    (UURU OLVW ,QVSLUDWRU\ IORZ PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Replace Spirolog sensor. 61.0010 Expiratory minute volume is incorrect. − Check connection between Spirolog sensor and Control PCB. ,QVSLUDWRU\ IORZ PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\...

  • Page 149: Frqfhqwudwlrq Phdvxuhphqw Huuru Jurxs

    (UURU OLVW 2 FRQFHQWUDWLRQ PHDVXUHPHQW HUURU JURXS  2 FRQFHQWUDWLRQ PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Replace O2 sensor no. 2. 63.0000 O2 sensor no. 2: Sensor not fitted, faulty, or not operational yet. −...
  • Page 150 (UURU OLVW 2 FRQFHQWUDWLRQ PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Check device temperature in Service 63.0005 O2 sensor no. 2: Compensation with default temperature. Mode, test 16, and expose device to ambient temperature of 5 to 40 °C, if necessary.
  • Page 151 (UURU OLVW 2 FRQFHQWUDWLRQ PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − 63.0013 O2 sensor no. 1: Temperature measured value is outside of specification (not used for the time being). − Check ambient pressure sensors in 63.0014 O2 sensor no.
  • Page 152 (UURU OLVW 2 FRQFHQWUDWLRQ PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Allow sensor to warm up. 63.0032 O2 sensor no. 1: INFO: Sensor is not operational yet. − see error code 41.0070. 63.0080 Temperature measurement for O2: Voltage is outside specification.

  • Page 153: Luzd\ Whpshudwxuh Phdvxuhphqw Huuru Jurxs

    (UURU OLVW $LUZD\ WHPSHUDWXUH PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − see error code 63.0090. 63.0130 O2 sensors measure differently, detected by SiSW. $LUZD\ WHPSHUDWXUH PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ −...

  • Page 154: Pelhqw Suhvvxuh Phdvxuhphqw Zlwk 6 Huuru Jurxs

    (UURU OLVW $PELHQW SUHVVXUH PHDVXUHPHQW ZLWK 6 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Carry out Service Mode, test 27. 65.0001 Measured value is too high. − Replace O Valve PCB. − Carry out Service Mode, test 27. 65.0002 Measured value is too low.

  • Page 155: Vxsso\ Suhvvxuh Phdvxuhphqw Huuru Jurxs

    (UURU OLVW 2 VXSSO\ SUHVVXUH PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Carry out Service Mode, test 27. 66.0002 Measured value is too low. − Replace O Valve PCB. 2 VXSSO\ SUHVVXUH PHDVXUHPHQW HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\...
  • Page 156 (UURU OLVW 6L6: 03 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 98.0030 Safety software has triggered a device reset. − Report error to DS Lübeck. 98.0040 Safety software has triggered a device reset.
  • Page 157 (UURU OLVW 6L6: 03 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 98.0115 Safety software has triggered a device reset. − Report error to DS Lübeck. 98.0120 Safety software has triggered a device reset.
  • Page 158 (UURU OLVW 6L6: 03 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 98.0200 Safety software has triggered a device reset. − Report error to DS Lübeck. 98.0210 Safety software has triggered a device reset.
  • Page 159 (UURU OLVW 6L6: 03 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 98.0300 Safety software has triggered a device reset. − Report error to DS Lübeck. 98.0310 Safety software has triggered a device reset.
  • Page 160 (UURU OLVW 6L6: 03 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 98.0380 Safety software has triggered a device reset. − Report error to DS Lübeck. 98.0390 Safety software has triggered a device reset.
  • Page 161 (UURU OLVW 6L6: 03 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 98.0470 Safety software has triggered a device reset. − Report error to DS Lübeck. 98.0480 Safety software has triggered a device reset.
  • Page 162 (UURU OLVW 6L6: 03 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 98.0570 Safety software has triggered a device reset. − Report error to DS Lübeck. 98.0580 Safety software has triggered a device reset.

  • Page 163: 6L6: )3 Huuru Jurxs

    (UURU OLVW 6L6: )3 HUURU JURXS  6L6: )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 99.0000 Safety software has triggered a device reset. − Report error to DS Lübeck. 99.0010 Safety software has triggered a device reset.
  • Page 164 (UURU OLVW 6L6: )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 99.0090 Safety software has triggered a device reset. − Report error to DS Lübeck. 99.0095 Safety software has triggered a device reset.
  • Page 165 (UURU OLVW 6L6: )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 99.0160 Safety software has triggered a device reset. − Report error to DS Lübeck. 99.0170 Safety software has triggered a device reset.
  • Page 166 (UURU OLVW 6L6: )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 99.0260 Safety software has triggered a device reset. − Report error to DS Lübeck. 99.0270 Safety software has triggered a device reset.
  • Page 167 (UURU OLVW 6L6: )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 99.0360 Safety software has triggered a device reset. − Carry out SW update ≤1.10. 99.0370 Safety software has triggered a device reset.
  • Page 168 (UURU OLVW 6L6: )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 99.0440 Safety software has triggered a device reset. − Report error to DS Lübeck. 99.0450 Safety software has triggered a device reset.
  • Page 169 (UURU OLVW 6L6: )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 99.0510 Safety software has triggered a device reset. − Error occurs in SW 1.10. Acknowledge error. The unit can continue with the ventilation.
  • Page 170 (UURU OLVW 6L6: )3 HUURU JURXS  (UURU FRGH 'HVFULSWLRQ RI PDOIXQFWLRQ 3RVVLEOH UHPHG\ − Report error to DS Lübeck. 99.0590 Safety software has triggered a device reset. − Report error to DS Lübeck. 99.0600 Safety software has triggered a device reset.

  • Page 171: Odup 0Hvvdjhv

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 8SSHU DLUZD\ SUHVVXUH OLPLW )LUVW SUHVVXUH OLPLW &DXVH The patient fights the ventilator or is coughing. The inspiration tube is kinked or obstructed. One or both pressure sensor(s) deliver(s) too high a measured value. The pressure source delivers a pressure that deviates from the set pressure.

  • Page 172: Second Pressure Limit (Paw High + 5 Mbar)

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ The measured value of the expiratory pressure sensor P (t) exceeds the value of the upper airway pressure limit Paw-high. 6XSSUHVVLRQ After a cold start and 15 s afterwards (only alarm). During standby and 15 s afterwards (only alarm). 5HDFWLRQ Generation of event "Paw stenosis 1"...
  • Page 173 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 6HFRQG SUHVVXUH OLPLW 3DZ KLJK   PEDU &DXVH The patient fights the ventilator or is coughing. The inspiration tube is kinked or obstructed. One or both pressure sensor(s) deliver(s) too high a measured value. Pressure source delivers incorrect pressure. 'HWHFWLRQ The measured value of the inspiratory pressure sensor P (t) exceeds the value of the...
  • Page 174 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ The input value "Paw (SiSW)" shows an error. 6XSSUHVVLRQ After a cold start and 15 s afterwards (only alarm). During standby and 15 s afterwards (only alarm). 5HDFWLRQ Generation of event "Paw stenosis 2" (warning "!!! Airway pressure high"). Transmission of event "Paw stenosis 2"...

  • Page 175: Rzhu Dluzd\ Suhvvxuh Olplw

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ /RZHU DLUZD\ SUHVVXUH OLPLW &DXVH The hose system or one of the hoses is disconnected or leaky. The measured value delivered by the expiratory pressure sensor is too low. 'HWHFWLRQ In all ventilation modes with a PEEP of at least 3 mbar: setting If the airway pressure P...
  • Page 176 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ volume controlled: Pmin = PEEPsetting +5 mbar pressure-controlled: Pmin = 0.5 * (PEEPsetting +Pinsp) The minimum time is determined by: Tmin = min (¼ * Tinsp, measured, 100 ms) Tinsp, measured, is derived from the phase information of the ventilation control. 6XSSUHVVLRQ ≥3 mbar.
  • Page 177 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ Detection 2: During the next inspiratory breath, the measured value P (t) reaches the limit value P for more than T Detection 2: After switching to pure spontaneous breathing mode. Page 177 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 178: 0Lqxwh Yroxph

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 0LQXWH YROXPH 09 ORZ &DXVH Spontaneous ventilation of the patient is insufficient. Spontaneous ventilation of the patient is sufficient, but the expiratory flow measured is too low due to leakages in the expiratory tube. The flow control unit is faulty and therefore delivers too low an inspiratory flow. The flow sensor is faulty and therefore measured values delivered are too low.
  • Page 179 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ During detected disconnection and 2 minutes afterwards. The alarm can be activated by the user under mask ventilation (NIV). 5HDFWLRQ Generation of event "MV low" (warning "!!! MV low"). 5HVHWWLQJ The measured value MV(t) exceeds the limit value MV low. Page 179 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 180: Mv High

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 09 KLJK &DXVH Spontaneous ventilation of the patient is too high. The flow control unit is faulty and therefore delivers too high an inspiratory flow. The flow sensor is faulty and therefore measured values delivered are too high. 'HWHFWLRQ The measured value MV(t) exceeds the limit value MV high set by the user.
  • Page 181 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 5HVHWWLQJ The measured value MV(t) is below the limit value MV high. Page 181 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 182: Qvsludwru\ Wlgdo Yroxph

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ ,QVSLUDWRU\ WLGDO YROXPH 97L ORZ &DXVH The setting "FlowAcc" is too low. The setting "Tinsp" is too low. The setting "Pinsp" or "Pmax" is too low. 'HWHFWLRQ The input value "VTi low" displays too low a tidal volume. 6XSSUHVVLRQ After a cold start and 15 s afterwards.

  • Page 183: Vti Low

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 5HDFWLRQ The event "VTi low (1)" (advisory "! Tidal volume low") is generated after the second occurrence of the event "VTi low". The event "VTi low (2)" (caution "!! Tidal volume low") is generated after the fourth occurrence of the event "VTi low".
  • Page 184 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 97L KLJK &DXVH Too high a tidal volume is applied due to a change in the state of the lungs. Spontaneous ventilation of the patient is too high. 'HWHFWLRQ During a mandatory inspiration (volume-controlled, pressure-controlled) the measured value VTi(t) exceeds the limit value VTi high set by the user.

  • Page 185: Vti High

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 5HDFWLRQ After the first breath: Generation of the event "VTi high (1)" (advisory "! Tidal volume high"). After the third breath: Generation of the event "VTi high (2)" (warning "!!! Tidal volume high"). Transmission of event to ventilation control to stop inspiration. There are counters for detection 1 and 2 which lead to reaction 1 or 2.

  • Page 186: Fio2 Low

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 2[\JHQ FRQFHQWUDWLRQ )L2 ORZ &DXVH The oxygen control cannot reach the correct FiO2 set. 'HWHFWLRQ The measured value FiO2(t) is below the limit value FiO2 low. This error detection is provided with an error counter. 6XSSUHVVLRQ After a cold start and 2 minutes afterwards.
  • Page 187 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 5HDFWLRQ Generation of event "FiO2 low" (warning "!!! FiO2 low"). 5HVHWWLQJ The error counter is below the limit value of the alarm. Page 187 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 188: Fio2 High

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ )L2 KLJK &DXVH The oxygen control cannot reach the correct FiO2 set. 'HWHFWLRQ The measured value FiO2(t) exceeds the limit value FiO2 high. This error detection is provided with an error counter. 6XSSUHVVLRQ After a cold start and 2 minutes afterwards. During standby and 2 minutes afterwards.
  • Page 189 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 5HVHWWLQJ The error counter is below the limit value of the alarm. Page 189 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 190 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ )L2 OLPLW YDOXHV As described in chapters FiO2 low FiO2 high, the measured value FiO2(t) is compared to an upper and a lower limit value. An alarm is generated if there is a deviation. These two limit values are generated as follows: Normal operation (concentrator is not active) −...

  • Page 191: Kdqjh Lq Euhdwklqj F\Foh

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ &KDQJH LQ EUHDWKLQJ F\FOH $SQHD &DXVH Spontaneous breathing of patient has stopped. Hose system is disconnected or there is a major leakage. The flow sensor is defective. 'HWHFWLRQ If, in all operating modes, the "ExpFlow start" and "ExpFlow end" information is missing for more than the set apnea alarm time, this will be regarded as apnea.
  • Page 192 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ During standby and 15 s afterwards. During a detected disconnection and for the period T afterwards. apnea A "Fail to Cycle" alarm has occurred. An "Airway pressure high" alarm has occurred. An "Airway pressure low" alarm has occurred. Hold condition is active (with insp.
  • Page 193 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 5HVHWWLQJ Detection 1 and 2: At least one part of the information about inspiration (that is, start or end) and one part of the information about expiration are no longer missing. The input value "Apnea (SiSW)" no longer shows an apnea condition. Page 193 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 194: Apnea

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ )DLO WR &\FOH &DXVH The ventilator does no longer generate control information of the flow-control unit. Due to device settings, only very low volumes can be applied if the patient’s lungs are hard. 'HWHFWLRQ If, in pure controlled modes (IPPV, SIMV), the "ExpFlow start" and "ExpFlow end" information is missing for more than the set apnea alarm time, this will be regarded as "Fail to Cycle".
  • Page 195 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 5HDFWLRQ Generation of the event "Fail to Cycle" (warning "!!! Fail to Cycle"). 5HVHWWLQJ At least one part of the inspiration start or inspiration end information is no longer missing. Note: The alarms "Apnea" and "Fail to Cycle" are mutually exclusive because they are only mode- dependent variations.

  • Page 196: Apnea Ventilation

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ $SQHD YHQWLODWLRQ &DXVH Apnea ventilation was switched on due to a detected apnea. 'HWHFWLRQ The input value shows an apnea ventilation. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of the event "Apnea vent" (caution "!! Apnea ventilation"). 5HVHWWLQJ The alarm was confirmed with the "Alarm Reset" key. Switchover to another operating mode;...

  • Page 197: Ljk Uhvsludwru\ Iuhtxhqf

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ +LJK UHVSLUDWRU\ IUHTXHQF\ &DXVH Rapid breathing (tachypnea). 'HWHFWLRQ The measured value f (t) exceeds the limit value f high 6XSSUHVVLRQ After a cold start and 15 s afterwards. During standby and 15 s afterwards. 5HDFWLRQ Generation of event "High frequency" (warning "!!! High frequency"). 5HVHWWLQJ The error counter is below the limit value of the alarm.

  • Page 198: 6% ! Vhfrqgv

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ $6% ! VHFRQGV &DXVH Leakage in hose system. Expiratory valve is leaky. Pressure sensor is faulty. 'HWHFWLRQ The ASB breath is carried out and monitored by the ventilation control. 6XSSUHVVLRQ After a cold start and 15 s afterwards. During standby and 15 s afterwards.
  • Page 199 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ After the third interruption of the ASB cycle in sequence, the event "Third ASB interruption" is generated (warning "!!! ASB > 4 s"). 5HVHWWLQJ The ventilation control completes the ASB cycle within 4 s. After switching to an operating mode without ASB. Page 199 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 200: Qvsludwru\ Dluzd\ Whpshudwxuh

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ ,QVSLUDWRU\ DLUZD\ WHPSHUDWXUH &DXVH The humidifier heats up the inspiratory gas to an excessively high level. The measured value delivered by breathing gas temperature sensor is too high. 'HWHFWLRQ One of the input values shows too high a temperature. 6XSSUHVVLRQ After cold start and 15 s afterwards.
  • Page 201 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 5HVHWWLQJ None of the input values shows an error. Page 201 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 202: 8Vhu Ixqfwlrqv

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 8VHU IXQFWLRQV 6WDQGE\ DFWLYDWLRQ &DXVH Standby was activated by the user. 'HWHFWLRQ Standby has been activated. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Standby activated" (warning "!!! Standby activated"). 5HVHWWLQJ The alarm was confirmed with the "Alarm Reset" key. Standby is deactivated.
  • Page 203 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ )ORZ PRQLWRULQJ &DXVH Flow monitoring has been switched off by the user. 'HWHFWLRQ Flow monitoring has been switched off by the user. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "No flow monitoring" (advisory "! Flow monitoring off"). 5HVHWWLQJ Flow monitoring is switched on again.

  • Page 204: O2 Monitoring

    $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 2 PRQLWRULQJ &DXVH O2 monitoring has been switched off by the user. 'HWHFWLRQ O2 monitoring has been switched off by the user. O2 monitoring was already switched off before the cold start was carried out. 6XSSUHVVLRQ None.
  • Page 205 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 5HVHWWLQJ Detection 1: O2 monitoring is switched on again. Detection 2: The alarm was confirmed with the "Alarm Reset" key. Page 205 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 206 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 0DVN YHQWLODWLRQ 1,9 &DXVH Alarm was deactivated by the user. 'HWHFWLRQ Alarms have been deactivated. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Apnea alarm off" (advisory "! Apnea alarm off"). Generation of event "MV low alarm off" (advisory "! MV low alarm off"). Generation of event "VT1 high alarm off"...
  • Page 207 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ 1HEXOL]DWLRQ &DXVH The user has activated the nebulizer. 'HWHFWLRQ The input value shows an active nebulizer. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Nebulizer active" (advisory "! Nebulizer on"). 5HVHWWLQJ The input value shows that the nebulizer is no longer active. Page 207 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 208 $ODUP 0HVVDJHV 9HQWLODWLRQ PRQLWRULQJ ,QVSLUDWLRQ KROG &DXVH The user has pressed the "Insp. hold" key for more than 15 s. 'HWHFWLRQ The input value shows an interruption. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Insp. hold interruption" (advisory "! Insp. hold interrupted"). 5HVHWWLQJ The input values shows that the user has released the key.

  • Page 209: 0Rqlwrulqj Ri Vhqvruv

    $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV 0RQLWRULQJ RI VHQVRUV $LUZD\ SUHVVXUH VHQVRUV &DXVH A pressure sensor is faulty, e.g. diaphragm is damaged. Offset voltage of one sensor or both sensors has drifted too much. The sensors are no longer supplied with voltage. The calibration valve of one sensor is faulty and, as a result, the sensor is permanently switched to atmospheric pressure.
  • Page 210 $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV 'HWHFWLRQ The maximum and minimum values of a pressure sensor are measured during the course of a breathing cycle (patient cycle). At the end of the breathing cycle (inspiration flow start) the difference between maximum and minimum values is less than 0.3 mbar. The breathing cycle is derived from the breathing phase information "start of inspiration"...
  • Page 211 $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV 5HDFWLRQ Generation of event "Pressure measurement malfunction" (warning "!!! Pressure meas. inop."). Detection 1 and 2: Message of monitoring events (Paw sensor malfunction) to calibration and measured-value detection of Paw sensors. 5HVHWWLQJ Detection 1: The error counter is below the limit value of the alarm. Offset has not drifted between two calibrations.
  • Page 212 $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV ([SLUDWRU\ IORZ VHQVRU ([SLUDWRU\ IORZ VHQVRU IDXOW\ &DXVH Flow sensor is faulty. The expiratory valve is faulty, there was a flow at the sensor during calibration. Flow sensor disconnected. 'HWHFWLRQ Measuring wire or compensation wire broken. Calibration is outside the permissible range.
  • Page 213 $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV 5HDFWLRQ Generation of event "Flow measurement malfunction" (warning "!!! Flow measurement inop"). 5HVHWWLQJ None of the above mentioned detection criteria shows an error condition. Page 213 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 214 $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV ([SLUDWRU\ IORZ VHQVRU QRW SRVLWLRQHG FRUUHFWO\ &DXVH Flow sensor not inserted in patient system (flow sensor switch open). 'HWHFWLRQ The flow sensor switch is detected "open". 6XSSUHVVLRQ Flow monitoring is switched off. 5HDFWLRQ Generation of event "Flow measurement malfunction" (warning "!!! Flow sensor?"). 5HVHWWLQJ The error counter is below the limit value of the alarm.

  • Page 215: Qvsludwru\ Iorz Vhqvru

    $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV ,QVSLUDWRU\ IORZ VHQVRU &DXVH Total failure. Measurement failed. 'HWHFWLRQ One of the input values shows an error. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Flow measurement malfunction" (warning "!!! Device failure XX.YYYY"). 5HVHWWLQJ No errors present. Page 215 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 216 $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV 2[\JHQ VHQVRUV &DXVH Total failure. Measurement failed. 'HWHFWLRQ One of the input values shows an error. 6XSSUHVVLRQ After cold start and 15 s afterwards. During standby and 15 s afterwards. O2 monitoring is switched off. 5HDFWLRQ Generation of event "O2 measurement malfunction"...
  • Page 217 $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV 5HVHWWLQJ None of the input values shows an error. Page 217 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 218 $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV %UHDWKLQJJDV WHPSHUDWXUH VHQVRU DW <SLHFH %UHDWKLQJJDV WHPSHUDWXUH VHQVRU IDXOW\ &DXVH The measured value of the breathing-gas temperature sensor is that low that a short-circuit in the sensor or in the sensor cable is likely. 'HWHFWLRQ One of the input values shows an error.
  • Page 219 $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV %UHDWKLQJJDV WHPSHUDWXUH VHQVRU GLVFRQQHFWHG &DXVH The measured value of the breathing-gas temperature sensor is that high that a sensor cable rupture or a disconnected sensor is likely. 'HWHFWLRQ The input value shows an error. 6XSSUHVVLRQ None.

  • Page 220: Pelhqw Suhvvxuh Vhqvruv

    $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV $PELHQW SUHVVXUH VHQVRUV &DXVH Converter faulty (measured value outside permissible range). Sensor is faulty. 'HWHFWLRQ One of the input values shows an error. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Ambient pressure measurement malfunction" (warning "!!! Ambient press. meas. inop"). 5HVHWWLQJ None of the input values shows an error.

  • Page 221: Hylfh Lqwhuqdo Whpshudwxuh Vhqvruv

    $ODUP 0HVVDJHV 0RQLWRULQJ RI VHQVRUV 'HYLFH LQWHUQDO WHPSHUDWXUH VHQVRUV &DXVH The measured value of the breathing-gas temperature sensor is that low that a short-circuit in the sensor is likely. The measured value of the breathing-gas temperature sensor is that high that an open circuit at the sensor is likely.

  • Page 222: 0Rqlwrulqj Ri Dfwxdwruv

    $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV 0RQLWRULQJ RI DFWXDWRUV ([SLUDWRU\ YDOYH &DXVH Expiratory valve faulty. Expiratory valve builds up insufficient closing pressure or no closing pressure at all. 'HWHFWLRQ An expiration flow was measured in more than 3 mandatory breaths during inspiration and in each inspiration the integral of this expiration flow exceeded the value of the inspiratory tidal volume by 25%.
  • Page 223 $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV 5HVHWWLQJ The first mandatory inspiration, in which the leakage through the expiratory valve is less than 25% of the inspiratory tidal volume, resets the alarm. After switching to non-mandatory ventilation. Page 223 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 224: 0Rqlwrulqj Ri

    $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV 0RQLWRULQJ RI 3((3 &DXVH Expiratory valve faulty. 'HWHFWLRQ The measured end-expiratory pressure PEEP(t) differs from the PEEP by more than target value -5 mbar (PEEP(t) < PEEP -5 mbar). target value The measured end-expiratory pressure PEEP(t) differs from the PEEP by more than target value +5 mbar (PEEP(t) >...
  • Page 225 $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV 5HVHWWLQJ The measured PEEP(t) is in the range PEEP ±5 mbar. setting After switchover to another operating mode. Page 225 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 226 $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV ([SLUDWRU\ UHVLVWDQFH 3((3 KLJK &DXVH Bacterial filter clogged. Expiratory tube partly kinked. Expiratory valve faulty. 'HWHFWLRQ The following is checked at the end of each mandatory expiration: - The airway pressure Paw(t) must be below P for at least 150 ms in sequence.
  • Page 227 $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV If, during the mandatory expiration phase, the airway pressure Paw(t) does not decrease below the limit value P , a time counter measures the duration of this condition. An error is reported when the time counter reaches the value 15 s. The time counter is stopped during a mandatory inspiration.
  • Page 228 $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV The pressure has been relieved for at least 1 s and the measured airway pressure Paw(t) is below the described limit value. Page 228 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 229: Dv Vxssolhv

    $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV *DV VXSSOLHV $LU LQWDNH &DXVH Air intake filter is missing. Air intake filter is dirty. Air intake opening of air intake filter is obstructed. 'HWHFWLRQ The micro-switch (located on the filter mount) is set to position "filter missing". The input value "Microfilter blocked (SiSW)"...
  • Page 230 $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV Detection 2: Generation of the event "Intake channel obstructed" (warning "!!! Microfilter blocked"). 5HVHWWLQJ Detection 1: The micro-switch is set to position "filter present". Detection 2: The input value no longer shows an error. Page 230 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 231: Blower

    $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV %ORZHU &DXVH Blower blocked. Blower runs at maximum speed. Bypass valve is jammed. 'HWHFWLRQ One of the input values shows an error. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Blower malfunction" (warning "!!! Device failure XX.YYYY"). 5HVHWWLQJ None of the input values shows an error.
  • Page 232 $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV 6SHHG DGDSWDWLRQ &DXVH Leakage in the blower or deviation from the blower characteristic. Limitation of speed due to high inspiratory breathing gas temperature. 'HWHFWLRQ The input value "Minor blower deficiency" shows an error. The input value "Major blower deficiency" shows an error. 6XSSUHVVLRQ None.
  • Page 233 $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV 5HVHWWLQJ The input value "Major blower deficiency" no longer shows an error. Page 233 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 234 $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV 1R R[\JHQ &DXVH Oxygen supply not connected or damaged. O2 supply sensor faulty. 'HWHFWLRQ The input value "O2 supply critical" show too low a supply pressure. The input value "O2 supply low" show too low a supply pressure. 6XSSUHVVLRQ The device is in concentrator mode.
  • Page 235 $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV 5HVHWWLQJ The input value "O2 supply critical" does no longer show an error. The input value "O2 supply low" does no longer show an error. Page 235 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 236 $ODUP 0HVVDJHV 0RQLWRULQJ RI DFWXDWRUV 2[\JHQ VXSSO\ KLJK &DXVH Oxygen supply pressure is too high. O2 supply sensor faulty. 'HWHFWLRQ The input value "O2 supply pressure high" show too high a supply pressure. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "O2 supply pressure high" (caution "!! O2 supply pressure high"). Message of event "No O2"...
  • Page 237 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 0RQLWRULQJ RI FHQWUDO V\VWHP %RRW SURFHGXUH 7HVWLQJ RI ZDWFKGRJV &DXVH Watchdog master processor (MP) does not trigger a reset. Watchdog front processor (FP) does not trigger a reset. 'HWHFWLRQ One of the input values shows an error. 6XSSUHVVLRQ None.
  • Page 238 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 5HVHWWLQJ None. Page 238 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 239 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 9 YROWDJH PRQLWRULQJ WHVW &DXVH 5-V voltage monitoring faulty. Reset controller faulty. Test device of voltage monitoring faulty. 'HWHFWLRQ One of the input values shows an error. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "5 V high. Monitoring faulty" or "5 V low monitoring faulty" (warning "!!! Device failure XX.YYYY").
  • Page 240 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 6\VWHP UHOLHI &DXVH Hardware error. 'HWHFWLRQ The input value shows an error. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "System relief faulty" (warning "!!! Device failure XX.YYYY"). 5HVHWWLQJ None. Page 240 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 241: Timer

    $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 7LPHU &DXVH Timer faulty. 'HWHFWLRQ The input value shows an error. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Time basis faulty" (warning "!!! Device failure XX.YYYY"). 5HVHWWLQJ The input value no longer shows an error. Page 241 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 242 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 6HWWLQJV &DXVH Memory error. 'HWHFWLRQ The input value shows inconsistent settings. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Check settings" (caution "!! Check settings"). 5HVHWWLQJ The alarm was confirmed with the "Alarm Reset" key. Page 242 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 243 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP %RRW VHTXHQFH &DXVH Memory error. 'HWHFWLRQ One of the input values shows an error. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Error in boot sequence" (warning "!!! Device failure XX.YYYY"). 5HVHWWLQJ None. Page 243 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 244 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 0HPRU\ 57& EDWWHU\ &DXVH The battery of the RTC is flat. 'HWHFWLRQ The input value shows a flat RTC battery. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Battery flat" (warning "!!! Device failure XX.YYYY"). 5HVHWWLQJ None.
  • Page 245 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 'DWD UHWHQWLRQ LQ ((3520 DQG 57& 5$0 &DXVH EPROM is faulty. RTC is faulty. Data contents destroyed due to a reset while writing to EEPROM. 'HWHFWLRQ Data retention reports an error. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Data loss"...
  • Page 246 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP &DXVH RAM faulty. 'HWHFWLRQ The entire RAM of the device has to be checked. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "RAM faulty" (warning "!!! Device failure XX.YYYY"). 5HVHWWLQJ None. Page 246 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 247 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP &DXVH ROM faulty. 'HWHFWLRQ A complete ROM test is carried out during the self-test. A ROM test is also carried out cyclically in normal operating mode during which the ROM areas to be tested per program cycle have to be adapted to the run-times. 6XSSUHVVLRQ None.
  • Page 248 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 5HVHWWLQJ None. Page 248 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 249: 2Shudwlqj Yrowdjhv

    $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 2SHUDWLQJ YROWDJHV &DXVH Voltage supply is faulty. A/D converter faulty. 'HWHFWLRQ The operating voltages are cyclically compared to defined tolerance limits (see Table). This error detection is provided with an error counter per voltage to be monitored. Supply voltages Tolerance +15 V...
  • Page 250 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 5HDFWLRQ Generation of event "Voltage faulty" (warning "!!! Device failure XX.YYYY"). 5HVHWWLQJ Operating voltages are within tolerance limits again. The input value "Voltage faulty (SiSW)" no longer reports an error. Page 250 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 251: 3Rzhu Sdfn

    $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 3RZHU SDFN &KDUJH VWDWH RI LQWHUQDO EDWWHU\ &DXVH Battery capacity is only sufficient for residual operating time. Battery capacity down or shutdown is likely to happen any moment. 'HWHFWLRQ Charge state is below the 30% threshold. Charge state is below the 3% threshold.
  • Page 252 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP Detection 2: Generation of event "Int. battery flat" (warning !!! Int. battery almost discharged"). 5HVHWWLQJ Detection 1: Charge state reaches at least the 35% threshold. Detection 2: Charge state reaches at least the 30% threshold. Page 252 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 253 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 6WDWXV RI LQWHUQDO EDWWHU\ &DXVH Internal battery not connected. Internal battery faulty. Internal battery is not charged. 'HWHFWLRQ The input value "Int. battery present" shows that battery is missing. Although no battery is present, the charging procedure is carried out or a sufficient battery charge (>90%) is reported.
  • Page 254 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 5HDFWLRQ Detection 1: Generation of event "No battery" (warning "!!! No int. battery"). Detection 2: Generation of event "Int. battery faulty" (warning "!!! Int. battery failed"). Detection 3: Generation of event "No battery charging" (warning "!!! No battery charging"). 5HVHWWLQJ Detection 1: The input value "No int.
  • Page 255 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 3RZHU IDLOXUH &DXVH Failure of external AC power. Failure of external AC and external DC voltages. 'HWHFWLRQ The input value "External AC" shows a failure of the voltage source and "External DC" is present. Both input values "External DC"...
  • Page 256 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 5HVHWWLQJ Detection 1: The voltage "External AC" is present again. Detection 2: Both voltage sources are present again. Page 256 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 257 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 0DLQ VZLWFK &DXVH The user has operated the main switch too many times. Hardware error (bouncing, short-circuit, open-circuit). 'HWHFWLRQ The input value "Main switch overused (SiSW)" shows an error. The input value "Main switch failed (SiSW)" shows an error. 6XSSUHVVLRQ None.
  • Page 258 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 5HVHWWLQJ Detection 1: The alarm was confirmed with the "Alarm Reset" key. Detection 2: None. Page 258 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 259: Pelhqw Suhvvxuh

    $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP $PELHQW SUHVVXUH &DXVH Atmospheric pressure too high. Atmospheric pressure too low. One of the sensors is faulty. 'HWHFWLRQ One of the input values shows too high an atmospheric pressure (P(t) >1200 mbar). One of the input values shows too low an atmospheric pressure (P(t) <600 mbar). 6XSSUHVVLRQ After a cold start and 15 s afterwards.
  • Page 260 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP Detection 2: Generation of the event "Atmospheric pressure low" (advisory "! Atmospheric pressure low"). 5HVHWWLQJ Detection 1: None of the input values shows an error (P(t) <1200 mbar). Detection 2: None of the input values shows an error (P(t) >600 mbar). Page 260 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 261: Hylfh Lqwhuqdo Whpshudwxuh

    $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 'HYLFH LQWHUQDO WHPSHUDWXUH &DXVH Ambient temperature is too high. Fan is faulty. 'HWHFWLRQ The input value shows too high a temperature (>60 °C). 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Int. temp. high" (caution !! Int. temperature high"). 5HVHWWLQJ The input value no longer shows an error (temperature is >60<°C).

  • Page 262: Hylfh Idq

    $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 'HYLFH IDQ &DXVH Device fan is faulty. Measurement electronics are faulty. 'HWHFWLRQ One of the input values shows an error. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Fan malfunction" (warning "!!! Malfunction fan"). If the input value "Measurement electronics faulty (SiSW)"...

  • Page 263: H\Sdg

    $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP .H\SDG &DXVH The user has pressed the key too many times. The user keeps the key pressed all the time. Hardware error (bouncing, short-circuit, open-circuit). 'HWHFWLRQ The input value "Key XX overused" shows an error. The input value "Key XX failed"...
  • Page 264 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 5HVHWWLQJ Detection 1: The alarm was confirmed with the "Alarm Reset" key. Detection 2: The input value no longer shows an error (user has released the key). Page 264 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 265: Rxgvshdnhu

    $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP /RXGVSHDNHU &DXVH Loudspeaker faulty. Ventilation SW has not triggered an alarm requested by the SiSW. 'HWHFWLRQ One of the input values shows an error. 6XSSUHVVLRQ None. 5HDFWLRQ Generation of event "Loudspeaker faulty" (warning "!!! Device failure XX.YYYY"). 5HVHWWLQJ None.
  • Page 266 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP $X[LOLDU\ DODUP &DXVH The GoldCap capacity is too low. The GoldCap test device is faulty. The GoldCap supply voltage is too high. The GoldCap supply voltage is too low. The GoldCap resistance is too high. The auxiliary alarm test current is too high.
  • Page 267 $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 5HDFWLRQ Generation of event "Auxiliary alarm faulty" (warning "!!! Device failure XX.YYYY"). 5HVHWWLQJ None of the input values shows an error. Page 267 Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...

  • Page 268: Hylfh Uhvhw

    $ODUP 0HVVDJHV 0RQLWRULQJ RI FHQWUDO V\VWHP 'HYLFH UHVHW &DXVH The ventilation SW has detected an error that cannot be corrected. The SiSW has detected an error that can only be corrected by restarting the device. 'HWHFWLRQ The input value shows an error. 6XSSUHVVLRQ None 5HDFWLRQ...

  • Page 269: 5Hsdlu ,Qirupdwlrq

    5HSDLU ,QIRUPDWLRQ(UURU (YHQWV .QRZQ HUURUV 5HSDLU ,QIRUPDWLRQ(UURU (YHQWV .QRZQ HUURUV (UURU 3RVVLEOH FDXVHUHPHG\ The alarm message "No int. Refer to flow chart "Warning message "!!! No int. battery"". battery" is displayed. Unit cannot be switched off. Refer to "Unit cannot be switched off".
  • Page 270 5HSDLU ,QIRUPDWLRQ(UURU (YHQWV .QRZQ HUURUV (UURU 3RVVLEOH FDXVHUHPHG\ Discharging of internal battery If the unit is not used for a prolonged period of time (storage, etc.) the internal battery may discharge. The message "Warning message "!!! No int. battery"" appears upon power- on.

  • Page 271: 5Hzrunlqj Wkh Fryhu Ri Wkh 2 Vhqvruv

    5HSDLU ,QIRUPDWLRQ(UURU (YHQWV .QRZQ HUURUV 5HZRUNLQJ WKH FRYHU RI WKH 2 VHQVRUV In the first batch of units it may happen that the cover of the O2 sensor cannot be removed when the unit is located in the device mount. In this case, it is possible to mechanically rework the cover (see "Fig.1:").

  • Page 272: Duqlqj Phvvdjh

    5HSDLU ,QIRUPDWLRQ(UURU (YHQWV .QRZQ HUURUV :DUQLQJ PHVVDJH 1R LQW EDWWHU\ This alarm message is generated if battery voltage is less than 20 V or 10 V, respectively (see also the following table). In this case, the power pack does not detect an internal battery and does not charge the internal battery (see the following page for flow chart).

  • Page 273: Starting Aid" For Charging Of Internal Battery

    5HSDLU ,QIRUPDWLRQ(UURU (YHQWV .QRZQ HUURUV Check fuse for internal battery. Is fuse OK? Replace fuse. Check voltage of internal battery in Service Mode Test Step Voltage within tolerance? Power pack faulty. Voltage less Replace battery. than 10 V? Remove internal battery (see Maintenance Procedure, chapter "Replacing the internal rechargeable batteries"), recharge with external charger and re-install.
  • Page 274 5HSDLU ,QIRUPDWLRQ(UURU (YHQWV .QRZQ HUURUV 6WDUWLQJ DLG IRU FKDUJLQJ RI LQWHUQDO EDWWHU\ For the power pack to charge the internal battery, it is sufficient to increase the battery voltage shortly above 10 V or 20 V, respectively. This can be done by applying 24 V DC to the battery. Protect the 24 V DC voltage with an external fuse of 15 A or use a voltage supply with current limiter.
  • Page 275 5HSDLU ,QIRUPDWLRQ(UURU (YHQWV .QRZQ HUURUV 8QLW FDQQRW EH VZLWFKHG RII If the unit cannot be switched of at the ON/OFF switch, proceed as follows: 5HPHG\  5HPHG\  Set ON/OFF switch to position "OFF". Set ON/OFF switch to position "OFF". Press "standby"...
  • Page 276 5HSDLU ,QIRUPDWLRQ(UURU (YHQWV .QRZQ HUURUV (UURU ZKHQ XSGDWLQJ IURP 6:  WR  "BIPAP" and "Autoflow" options are lost when updating software from SW 1.00 to SW 1.10. They must be reactivated by entering the release number (release code). Activate options as follows: Carry out download using SW 1.10.

  • Page 277: Wr  Xsgdwh Surfhgxuh

    5HSDLU ,QIRUPDWLRQ(UURU (YHQWV .QRZQ HUURUV Adjust the real-time clock to the real values. Switch unit off and on again. Check whether the "BIPAP" and "Autoflow" options are available now. 6:  WR  XSGDWH SURFHGXUH If the device ID in SW 1.01 has not been generated, the "BIPAP" and "Autoflow" options will be lost when updating the software from SW 1.01 to SW 1.10.

  • Page 278: 3Rvvleoh Huuruv Gxulqj 2 Fdoleudwlrq

    5HSDLU ,QIRUPDWLRQ(UURU (YHQWV .QRZQ HUURUV 3RVVLEOH HUURUV GXULQJ 2 FDOLEUDWLRQ O2 sensors are faulty − Replace O2 sensors O2 sensors have been calibrated to the wrong gas − Valve V4 does not open − R3 flow control valve is obstructed −...

  • Page 279: 5Hsdlu 3Urfhgxuh

    5HSDLU 3URFHGXUH 5HSDLU 3URFHGXUH The following repair procedure is described: − Opening the unit − Power pack − Motor Commutator PCB − − O2 Diaphragm PCB − Bypass valve V1 − Expiratory valve V3 − Replacing the EEPROM − Replacing the Control PCB For maintenance procedure according to Test Certificate, see Repair Instructions "Maintenance Procedure".

  • Page 280: 2Shqlqj Wkh Xqlw

    5HSDLU 3URFHGXUH 2SHQLQJ WKH XQLW 2SHQLQJ WKH XQLW As required (see also "Fig.2: Front view with front panel and Control PCB folded away" and "Fig.4: Rear view of Savina with rear panel removed") Savina can be opened at the operator control panel and/or at the rear panel.

  • Page 281: 2Shqlqj Wkh Rshudwru Frqwuro Sdqho

    5HSDLU 3URFHGXUH 2SHQLQJ WKH XQLW 2SHQLQJ WKH RSHUDWRU FRQWURO SDQHO +D]DUGRXV YROWDJH 7RXFKLQJ OLYH FRPSRQHQWV FDQ OHDG WR VHULRXV LQMXU\ RU GHDWK %HIRUH RSHQLQJ WKH XQLW XQSOXJ WKH SRZHU SOXJ IURP WKH VRFNHWRXWOHW (OHFWURVWDWLF GLVFKDUJH PD\ GDPDJH HOHFWURVWDWLF VHQVLWLYH GHYLFHV :KHQ KDQGOLQJ HOHFWURVWDWLF VHQVLWLYH GHYLFHV XVH D VWDWLFGLVVLSDWLYH PDW DQG D ZULVW VWUDS •...
  • Page 282 5HSDLU 3URFHGXUH 2SHQLQJ WKH XQLW • Remove the frame of the operator control. • Remove the screws  (one on the left and one on the right side). )LJ Folding away the operator control panel • Fold down the operator control panel forwards. Page 282 Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 283 5HSDLU 3URFHGXUH 2SHQLQJ WKH XQLW If necessary, for example to access the connectors of the power pack, the Control PCB can also be folded away. Fold away the Control PCB as described in the following. • Remove the screws . )LJ Folding away the Control PCB •...

  • Page 284: 5Hprylqj Wkh Uhdu Sdqho

    5HSDLU 3URFHGXUH 2SHQLQJ WKH XQLW 5HPRYLQJ WKH UHDU SDQHO +D]DUGRXV YROWDJH 7RXFKLQJ OLYH FRPSRQHQWV FDQ OHDG WR VHULRXV LQMXU\ RU GHDWK %HIRUH RSHQLQJ WKH XQLW XQSOXJ WKH SRZHU SOXJ IURP WKH VRFNHWRXWOHW (OHFWURVWDWLF GLVFKDUJH PD\ GDPDJH HOHFWURVWDWLF VHQVLWLYH GHYLFHV :KHQ KDQGOLQJ HOHFWURVWDWLF VHQVLWLYH GHYLFHV XVH D VWDWLFGLVVLSDWLYH PDW DQG D ZULVW VWUDS •...
  • Page 285 5HSDLU 3URFHGXUH 2SHQLQJ WKH XQLW • Remove the screws . )LJ Removing the filter cover Page 285 Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 286 5HSDLU 3URFHGXUH 2SHQLQJ WKH XQLW • Remove the screws . )LJ Removing the rear panel • Remove the rear panel. Page 286 Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 287 5HSDLU 3URFHGXUH 2SHQLQJ WKH XQLW When mounting the rear panel, make sure the hoses point to the left. Otherwise the hoses could buckle (which could lead to error message "O2 measurement"). )LJ Position of hoses Page 287 Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...

  • Page 288: 3Rzhu Sdfn

    5HSDLU 3URFHGXUH 3RZHU SDFN 3RZHU SDFN 0HDVXULQJ WKH VXSSO\ YROWDJHV The power pack delivers the following supply voltages: +5 V —15 V +15 V +24 V +48 V The +48 V are fed directly from the power pack to the Motor Commutator PCB. The remaining voltages are fed to the Control PCB and from there to the other PCBs and component devices.
  • Page 289 5HSDLU 3URFHGXUH 3RZHU SDFN Voltage Pin assignment, connector X1 Test point +5 V DGND -15 V 11/12 +15 V AGND 7/10 +24 V T625 AGND T626 Battery The battery voltage must be measured directly at the battery (see Maintenance Procedure, chapter "Replacing the internal rechargeable batteries").

  • Page 290: 0Rwru &Rppxwdwru 3

    5HSDLU 3URFHGXUH 0RWRU &RPPXWDWRU 3&% 0RWRU &RPPXWDWRU 3&% The Motor Commutator PCB is on the right behind the Control PCB (see also "Schematics and Diagrams" Fig.2:). 9LHZ RI WKH 0RWRU &RPPXWDWRU 3&% Motor Commutator PCB Control PCB Fuse 6.3 AT (in +48 V line) Power pack To blower motor...

  • Page 291: 3Lq Dvvljqphqw Ri Wkh 0Rwru &Rppxwdwru 3

    5HSDLU 3URFHGXUH 0RWRU &RPPXWDWRU 3&% 3LQ DVVLJQPHQW RI WKH 0RWRU &RPPXWDWRU 3&% &RQQHFWRU 6 WR &RQWURO 3&%SRZHU &RQQHFWRU 6 WR EORZHU PRWRU SDFN Enable Motor phase 3 (L3) Operating voltage (+Ub, +48 V) Supply to Hall sensor system (+U-Hall) Not assigned Hall signal 2 (RLG2) Target speed (0 to +4.75 V) Hall signal 1 (RLG1)

  • Page 292: 3Lq Dvvljqphqw Ri Wkh Idq

    5HSDLU 3URFHGXUH The fan is on the left behind the Control PCB (see also "Schematics and Diagrams" Fig.2:). 3LQ DVVLJQPHQW RI WKH IDQ &RQQHFWRU WR &RQWURO 3&% Operating voltage (+Ub, +24 V) Speed signal Speed setpoint (pulse width modulation) Page 292 Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...

  • Page 293: Ldskudjp

    5HSDLU 3URFHGXUH 2 'LDSKUDJP 3&% 2 'LDSKUDJP 3&% 5HSODFLQJ WKH 2 'LDSKUDJP 3&% The O2 Diaphragm PCB holds the mounts for the O sensors and the measurement electronics. It is located directly behind the O sensors. Replacement procedure: • Switch off the unit. •...
  • Page 294 5HSDLU 3URFHGXUH 2 'LDSKUDJP 3&% • Remove the screws of the plastic frame. )LJ O sensors, plastic frame • Remove the plastic frame. 7KH 2 EORFN KDV WXEHV DQG FDEOH FRQQHFWLRQV 7KHVH WXEHV DQG FDEOH FRQQHFWLRQV FRXOG JHW GDPDJHG ZKHQ UHPRYLQJ WKH 2 EORFN 5HPRYH WKH 2 EORFN IURP WKH XQLW YHU\ FDUHIXOO\ Page 294 Dräger Medizintechnik GmbH...
  • Page 295 5HSDLU 3URFHGXUH 2 'LDSKUDJP 3&% • Remove the screws from the O block. )LJ O block • Remove the O block from the unit. • Remove the connector from the O2 Diaphragm PCB. • Remove the fixing screws from the O2 Diaphragm PCB. )LJ O2 Diaphragm PCB, position of the fixing screws Page 295 Dräger Medizintechnik GmbH...
  • Page 296 5HSDLU 3URFHGXUH 2 'LDSKUDJP 3&% • Mount the new 2 Diaphragm PCB • Reassemble the unit (do not mount the O sensors yet). After replacing the O2 Diaphragm PCB, it is necessary to recalibrate the offset of the O measurement electronics (see Service Mode, chapter "Test Step 22").
  • Page 297 5HSDLU 3URFHGXUH 2 'LDSKUDJP 3&% &RQQHFWRU ; NTC in the inspiration block NTC in the inspiration block (internal AGND) &RQQHFWRU ; +5 V DGND V_batt (approx. +24 V) 9/10 +15 V 17/20 AGND The values of the following signals can be read out in Service Mode (see "Service Mode, Test Step 17 through...

  • Page 298: Sdvv Ydoyh

    5HSDLU 3URFHGXUH %\SDVV YDOYH 9 &RQQHFWRU ; V_FIO2_2 V_FIO2_2 %\SDVV YDOYH 9 After replacing the bypass valve, it is necessary to set the calibration class stated on the new bypass valve (see Service Mode, chapter "Test Step 15") and to transfer it to the rear panel (new label).

  • Page 299: 5Hsodflqj Wkh

    5HSDLU 3URFHGXUH 5HSODFLQJ WKH ((3520 5HSODFLQJ WKH ((3520 Read the following information before replacing the EEPROM: 'R QRW UHSODFH WKH ((3520 DQG WKH 57& RQ WKH &RQWURO 3&% DW WKH VDPH WLPH 2WKHUZLVH WKH UHFRUGHG RSHUDWLQJ KRXUV ZLOO EH ORVW ,I \RX QHHG WR UHSODFH ERWK FRPSRQHQWV GR LW LQ VHTXHQFH WKDW LV FRPSOHWH WKH UHSODFHPHQW RI RQH FRPSRQHQW ILUVW EHIRUH VWDUWLQJ WKH QH[W RQH ([LVWLQJ VRIWZDUH RSWLRQV IRU H[DPSOH %,3$3 DQG $XWRIORZ ZLOO EH ORVW DQG...
  • Page 300 5HSDLU 3URFHGXUH 5HSODFLQJ WKH ((3520 The information stored in the EEPROM includes operating hours, software options (as of SW 1.01), device ID (as of SW 1.01), language version, volume, contrast, baud rate, and measured value display. This information must be read out and written down before replacing the EEPROM.
  • Page 301 5HSDLU 3URFHGXUH 5HSODFLQJ WKH ((3520 • Install brand-new EEPROM. • Assemble the unit. • Switch on the unit. A device malfunction is generated. • Adjust settings (as written down), time, and date on the unit. Setting the clock will generate a new device ID (see also "Error when updating from SW 1.00 to 1.10"...
  • Page 302 5HSDLU 3URFHGXUH 5HSODFLQJ WKH ((3520 • Write down new device ID and serial number and send them to "User Help Desk" of Intensive Care department stating the following: For the attention of Mr. Matthias Hurlebaus Note: Replacement of EEPROM on Control PCB Please send me the release codes for the following options: "Enter options available before replacement of EEPROM here".

  • Page 303: 5Hsodflqj Wkh &Rqwuro 3

    5HSDLU 3URFHGXUH 5HSODFLQJ WKH &RQWURO 3&% 5HSODFLQJ WKH &RQWURO 3&% Read the following information before replacing the Control PCB: 5HPRYH ((3520 DQG 57& IURP ROG &RQWURO 3&% DQG LQVWDOO RQ QHZ &RQWURO 3&% ,I 6: YHUVLRQ  LV LQVWDOOHG RQ WKH XQLW XSGDWH LW WR 6: YHUVLRQ  RU KLJKHU DIWHU UHSODFHPHQW VHH DOVR Error when updating from SW 1.00 to 1.10 XQGHU FKDSWHU 5HSDLU ,QIRUPDWLRQ(UURU (YHQWV  2WKHUZLVH WKH...
  • Page 304 5HSDLU 3URFHGXUH 5HSODFLQJ WKH &RQWURO 3&% • Remove EEPROM and RTC from old Control PCB and install on new Control PCB. • Mount the new Control PCB. • Assemble the unit. • Install new software, if applicable. • Perform the safety check and functional check as per the Test Certificate. Page 304 Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...

  • Page 305: 6Riwzduh Grzqordg

    6RIWZDUH GRZQORDG 5HTXLUHG HTXLSPHQW 6RIWZDUH GRZQORDG 5HTXLUHG HTXLSPHQW − RS232 extension (9-pin Sub-D female on 9-pin Sub-D male connector, length: 3 m, with service coding), part number 79 01 808. − RS232 extension RxD and TxD crossed (9-pin Sub-D female on 9-pin Sub-D male connector, length: 0,15 m, with service coding), part number 79 01 888.
  • Page 306 6RIWZDUH GRZQORDG 5HTXLUHG HTXLSPHQW In future, new versions of the service software will not run under DOS or Windows 3.n. These restrictions do not apply to version 8.n however. Windows 95 requires at least version 8.n of service software 79 01 831. Under Windows NT the screensaver must be deactivated, otherwise the software of the medical equipment could be damaged during downloading.

  • Page 307: Rzqordg

    6RIWZDUH GRZQORDG 'RZQORDG 'RZQORDG The optional ”BIPAP” and ”Autoflow” functions will be lost when updating the software from SW 1.00 to SW 1.10 or from SW 1.01 to SW 1.10. They must be reactivated by entering the release number (release code). See also ”Error when updating from SW 1.00 to 1.10”...

  • Page 308: Rzqordglqj Phglfdo Htxlsphqw Vriwzduh Wr

    6RIWZDUH GRZQORDG 'RZQORDG • Start the "Service" program. 'RZQORDGLQJ PHGLFDO HTXLSPHQW VRIWZDUH WR 3& • Choose "Download". • Choose "Install new device software" (if the latest software release is not yet installed on the PC). • Insert the floppy disk with the Savina program in the A drive. •...
  • Page 309 6RIWZDUH GRZQORDG 'RZQORDG The following box appears with a yellow bar along the bottom: • Switch on the Savina (Savina does not start up with its own operating system). When communication has been established between the PC and the Savina the color of the bar changes from yellow to green.
  • Page 310 6RIWZDUH GRZQORDG 'RZQORDG Selected ID number Description XN. DLD "SW-Front" XM. DLD "SW-Master" The download can be run singly or in batch mode. There is one download for the Front Processor and one for the Master Processor. An "X" in the "Selected" column indicates that the download in question is selected.
  • Page 311 6RIWZDUH GRZQORDG 'RZQORDG • Switch on Savina. • Press the "Standby" key. Remove the fuse for the internal battery (see "Fig.17: in the maintenance procedure” section). Cut the power supply to the Savina. Restore the power supply to the Savina. Re-insert the fuse for the internal rechargeable battery.
  • Page 312 6RIWZDUH GRZQORDG 'RZQORDG Settings such as the time are not affected by the download because they are stored in the real-time clock on the Control PCB. A supply failure during the download could destroy the initial program loader on the relevant PCB.

  • Page 313: Rrwvwuds Grzqordg

    6RIWZDUH GRZQORDG %RRWVWUDS GRZQORDG %RRWVWUDS GRZQORDG The software only needs to be downloaded with the hardware-oriented interface (bootstrap download) when the initial program loader on the PCBs has been destroyed by a power supply failure during the download. Before opening the unit, observe the following warnings: +D]DUGRXV YROWDJH 7RXFKLQJ OLYH FRPSRQHQWV FDQ OHDG WR VHULRXV LQMXU\ RU GHDWK %HIRUH RSHQLQJ WKH XQLW XQSOXJ WKH SRZHU SOXJ IURP WKH VRFNHWRXWOHW (OHFWURVWDWLF GLVFKDUJH PD\ GDPDJH HOHFWURVWDWLF VHQVLWLYH GHYLFHV :KHQ...

  • Page 314: 5Htxluhg Whvw Htxlsphqw

    6RIWZDUH GRZQORDG %RRWVWUDS GRZQORDG 5HTXLUHG WHVW HTXLSPHQW − Service PC with Windows 95 or Windows NT. − "Bootstrap Download" service program (part number 79 10 697). − Savina bootstrap cable (part number 79 10 951). − RS232 extension with service coding, part number 79 01 808 −...
  • Page 315 6RIWZDUH GRZQORDG %RRWVWUDS GRZQORDG ,QVWDOODWLRQ DQG XVH RI WKH ERRWVWUDS GRZQORDG SURJUDP • Connect Savina and PC to the mains power supply. 7KH 6DYLQD LQLWLDO SURJUDP ORDGHU FRXOG EH GDPDJHG LQ WKH HYHQW RI D SRZHU IDLOXUH 'R QRW UXQ WKH ERRWVWUDS GRZQORDG LI WKH 6DYLQD DQGRU WKH 3& DUH EHLQJ SRZHUHG E\ EDWWHU\ 7KH EDWWHU\ SRZHU WR WKH 6DYLQD LV QRW VXIILFLHQW IRU WKH GRZQORDG Under Windows NT the screensaver must be deactivated, otherwise the software of the...
  • Page 316 6RIWZDUH GRZQORDG %RRWVWUDS GRZQORDG • Start the bootstrap download program. • From the "Settings/Preselected COM-Ports" menu select the correct COM port. • From the "Settings/Device" menu select Savina. • Under the "Bootstrap-Files/Boot" menu enter the path of the "boot.s" file. •...
  • Page 317 6RIWZDUH GRZQORDG %RRWVWUDS GRZQORDG • Under the "Flash programming/Master" menu enter the path of the "8414344.dld" file. • Under the "Flash programming/Front" menu enter the path of the "8414345.dld" file. • Switch off Savina. • Cut all the power to the Savina: −...
  • Page 318 6RIWZDUH GRZQORDG %RRWVWUDS GRZQORDG • Plug the power plug into the mains socket-outlet. • Switch on Savina. Savinagenerates audible alarm. • In the bootstrap download program choose "Start". • Switch off Savina. The audible alarm should stop. The display should be bright. The following window appears: On completion the above window shows: "COM1 Ready"...
  • Page 319 6RIWZDUH GRZQORDG %RRWVWUDS GRZQORDG • On the Control PCB remove connector X71 ("View, Control PCB" in the "Schematics and Diagrams" section). • Connect the Savina bootstrap cable to connector X71 and the multiple socket outlet X71 on the Control PCB. •...
  • Page 320 6RIWZDUH GRZQORDG %RRWVWUDS GRZQORDG • Cut all the power to the Savina: − Pull the power plug. − Remove the fuse for the internal battery (see also "Fig.17:" in the maintenance procedure section). − Cut any power from an external battery or from the on-board power supply. •...
  • Page 321 6RIWZDUH GRZQORDG %RRWVWUDS GRZQORDG • Assemble Savina. • Insert the fuse of the internal battery and restore any power feed from an external battery or from the on-board power supply. • Perform the safety check and functional check as per the Test Certificate. Page 321 Dräger Medical AG &...

  • Page 322: 6Riwzduh 9Huvlrqv

    6RIWZDUH 9HUVLRQV 2YHUYLHZ RI WKH GLIIHUHQW VRIWZDUH 6: YHUVLRQV 6RIWZDUH 9HUVLRQV 2YHUYLHZ RI WKH GLIIHUHQW VRIWZDUH 6: YHUVLRQV Explanation of the version: invalid: This software version is approved, but should not be used because it no longer reflects the latest version. An updated version should be installed when the next repair work or inspection takes place.
  • Page 323 6RIWZDUH 9HUVLRQV 'HVFULSWLRQ RI FKDQJHV 6: YHUVLRQ 6WDWXV SW 1.96 invalid SW 1.00 approved SW 1.01 approved SW 1.10 approved SW 1.11 approved SW 2.0 current 'HVFULSWLRQ RI FKDQJHV 6: YHUVLRQ &KDQJHV 1.96 Version for handling test. The SW does not contain the full functions as the serial Page 323 Dräger Medical AG &...
  • Page 324 6RIWZDUH 9HUVLRQV 'HVFULSWLRQ RI FKDQJHV 6: YHUVLRQ &KDQJHV 1.00 First series SW for Savina. Improvements to SW 1.96: − New Instructions for Use − Oxygenation for bronchial suction is new − Drug nebulizer function is available − AutoFlow function is new −...
  • Page 325 6RIWZDUH 9HUVLRQV 'HVFULSWLRQ RI FKDQJHV 6: YHUVLRQ &KDQJHV 1.01 Improvements to software version 1.00: − Control of piezo alarm by safety Software (SiSW) has been revised. − Tolerance of SiSW for monitoring of supply voltage to O2 sensors has been extended.
  • Page 326 6RIWZDUH 9HUVLRQV 'HVFULSWLRQ RI FKDQJHV 6: YHUVLRQ &KDQJHV − Calculation and representation of resistance (R) and Compliance (C). − Automatic leakage compensation for inspiratory and expiratory trigger. − New language: Polish − Mask ventilation function (chargeable optional feature) Page 326 Dräger Medical AG &...

  • Page 327: 6Fkhpdwlfv Dqg 'Ldjudpv

    6FKHPDWLFV DQG 'LDJUDPV )URQW YLHZ 6DYLQD 6FKHPDWLFV DQG 'LDJUDPV )URQW YLHZ 6DYLQD Membrane keypad Control knob Inspiratory port Flow sensor Expiration Expiratory valve )LJ Front view Savina Page 327 Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 328 6FKHPDWLFV DQG 'LDJUDPV )URQW YLHZ 6DYLQD Power pack Motor Commutator PCB with fuse Control PCB Display Front Panel PCB )LJ Front view with front panel and Control PCB folded away Page 328 Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...

  • Page 329: 5Hdu Ylhz Ri 6Dylqd

    6FKHPDWLFV DQG 'LDJUDPV 5HDU YLHZ RI 6DYLQD 5HDU YLHZ RI 6DYLQD .H\ WR Fig.3: Rear view of Savina 1 MEDIBUS 5 Mains power interface connection 2 Nurse call 6 Direct voltage socket 3 Power switch 7 Ground stud 4 Fuse of 8 Oxygen rechargeable concentrator...
  • Page 330 6FKHPDWLFV DQG 'LDJUDPV 5HDU YLHZ RI 6DYLQD Power pack Cooler Blower O 2 sensor port S3.2 with Micro-filter (F1) restrictor R6 Bypass valve (V1) O 2 Valve PCB Volume Valve block Rechargeable batteries )LJ Rear view of Savina with rear panel removed Page 330 Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 331 6FKHPDWLFV DQG 'LDJUDPV 5HDU YLHZ RI 6DYLQD Flow sensor, inspiration (S2) O 2 Diaphragm PCB Valve block V5 (nebulizer) V4 (O 2 sensor S3.1) )LJ Rear view with micro-filter and its housing removed Page 331 Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...

  • Page 332: Ghqwlilfdwlrq Ri 3&%V

    6FKHPDWLFV DQG 'LDJUDPV ,GHQWLILFDWLRQ RI 3&%V ,GHQWLILFDWLRQ RI 3&%V 9DOYH 3&% To Control PCB To valve block To O2 calibration valve nebulizer valve Absolute pressure sensor O2 pressure sensor )LJ View 1, O Valve PCB Page 332 Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 333 6FKHPDWLFV DQG 'LDJUDPV ,GHQWLILFDWLRQ RI 3&%V Absolute pressure sensor )LJ View 2, O Valve PCB Page 333 Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...

  • Page 334: Rqwuro 3

    6FKHPDWLFV DQG 'LDJUDPV ,GHQWLILFDWLRQ RI 3&%V &RQWURO 3&% X648 TSI sensor Inspiratory pressure sensor Press. meas. block X652 Expiratory pressure sensor Display Insp. Exp. Spirolog sensor Calibration valve, inspiratory Ctrl. X401 Inspiration block X402 Calibration valve, expiratory X403 Emergency air valve X700 Control pressure sensor X701...

  • Page 335: Urqw 3Dqho

    6FKHPDWLFV DQG 'LDJUDPV ,GHQWLILFDWLRQ RI 3&%V )URQW 3DQHO 3&% To Control PCB To control knob To LEDs To keys loudspeaker Display backlighting )LJ View 1, Front Panel PCB Page 335 Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 336 6FKHPDWLFV DQG 'LDJUDPV ,GHQWLILFDWLRQ RI 3&%V )LJ View 2, Front Panel PCB Page 336 Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...

  • Page 337: Ldskudjp3

    6FKHPDWLFV DQG 'LDJUDPV ,GHQWLILFDWLRQ RI 3&%V 'LDSKUDJP3&% To O2 Sensor 1 To O2 Sensor 2 To the Control PCB To the NTC in the inspiration block )LJ O Diaphragm PCB Page 337 Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...

  • Page 338: 3Qhxpdwlf Gldjudp

    6FKHPDWLFV DQG 'LDJUDPV 3QHXPDWLF GLDJUDP 3QHXPDWLF GLDJUDP S3.2 inspiration block drawer unit mixing chamber humidifier V6.1 cooler oxygen concentrator S3.1 blower V6.3 S4.1 pressure S4.2 R5.1-R5.8 measuring block V7.1-V7.8 V6.2 S4.3 flush flow compressed gas nebulizer patient system valve block (flow-control block) )LJ Pneumatic diagram Page 338 Dräger Medizintechnik GmbH...

  • Page 339: 6Dylqd Wxelqj Gldjudp

    6FKHPDWLFV DQG 'LDJUDPV 6DYLQD WXELQJ GLDJUDP 6DYLQD WXELQJ GLDJUDP Neb. Pressure regulator O2 valve block Volume Pressure measuring block Return line/ pressure source O2-2 O2-1 O2 sensor Exp. block mount TSI hose *Only available in the first batch of units Insp.

  • Page 340: Hqhudo

    )XQFWLRQ 'HVFULSWLRQ *HQHUDO )XQFWLRQ 'HVFULSWLRQ *HQHUDO Savina is a long-term ventilator unit designed for patients with a tidal volume of 50 mL and above, and for the following applications: − Intensive care unit − Recovery room − Secondary transportation from hospital to hospital −...

  • Page 341: 0Rqlwrulqj

    )XQFWLRQ 'HVFULSWLRQ *HQHUDO To increase the oxygen concentration in the ventilatory gas, an oxygen concentrator, such as  Permox SilentCare from Dräger Medizintechnik GmbH, can be connected. If compressed oxygen is connected to Savina, the oxygen concentration of the ventilatory gas can be precisely metered.

  • Page 342: 3Ulqflsdo Frpsrqhqwv

    )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 3ULQFLSDO FRPSRQHQWV Savina consists of the electronics, the operator control unit and the pneumatic system, containing the following principal components: (OHFWURQLFV 2SHUDWRU FRQWURO SDQHO 3QHXPDWLFV − − − Power pack Front Panel PCB Drawer unit − −...
  • Page 343 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV (OHFWURQLFV valve block absolute pressure switching valve, measurement nebulizer (V5) (S6, S7) blower O2 flow-control internal tem- supply pressure valves (V7.1 toV7.8) perature sensor sensor O2 (S5) O2 sensors Motor Commutator PCB mains (S3.1, S3.2) switching valve O2 voltage O2 Valve PCB calibration(V4)
  • Page 344 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 3RZHU SDFN The power pack delivers the supply voltages for Savina. The input voltage range of the power pack is 100 V to 240 V AC and 50 Hz to 60 Hz. However, the power pack can also be operated with an external rechargeable battery (12 V or 24 V) or with an external on-board - ambulance/helicopter - power supply (10 V to 36 V).
  • Page 345 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV The power pack delivers the following output voltages: − +5 V − —15 V − +15 V − +24 V − +48 V The output voltages are short-circuit-proof and stable at no-load. The output voltages are generated according to the following priority, dependent on the input voltages: Input voltage Priority...
  • Page 346 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV The fan cools the power pack. The heated air removes excess oxygen from the control unit and warms the patient system. Page 346 Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 347 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV &RQWURO 3&% The Control PCB is the central ”control and monitoring unit” of the Savina. It includes two separate processor systems: the master and front processors. The program memories are Flash-EPROMs. The Flash-EPROMs can be programmed with a laptop connected to the serial port of the Savina (software download).
  • Page 348 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV The Control PCB contains the following functions: − Processing of the signals from the sensors (O , flow, pressure, temperature) − Control of the blower and valves − Monitoring of the unit functions and the supply voltages −...
  • Page 349 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV Pneumatics bypass expiratory valves/ blower sensors valve valve valve block Control PCB operator power pack control panel blower signal analog real-time voltage drivers control processing switch clock monitoring displays supply voltages drivers/ master front display processor processor control keypad...
  • Page 350 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 0RWRU &RPPXWDWLRQ 3&% The Motor Commutation PCB controls the motor of the blower. The entire control functionality is located in a self-contained housing. The supply voltage is +48 V, and is delivered by the power pack. The +48 V on the Motor Commutation PCB are protected with a fuse (6.3AT). The input voltage range of the Motor Commutation PCB is 12 to 52.5 V.
  • Page 351 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV blower power pack Motor Commutator PCB +48 V blower supply motor voltage actual rotation desired value speed signal rotation speed signal 0 to 4.75 V Control PCB )LJ Block diagram of the Motor Commutation PCB Page 351 Dräger Medizintechnik GmbH Function Description Savina Version 2.0...

  • Page 352: O 2 Valve Pcb

    )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 9DOYH 3&% The O Valve PCB holds the pressure sensors (2x absolute pressure S6 and S7, 1x O supply pressure S5), the actuator for the O calibrating valve and the nebulizer valve, and the actuator for the valve block.

  • Page 353: O 2 Diaphragm Pcb

    )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 'LDSKUDJP 3&% The O Diaphragm PCB amplifies the signals from the O sensors and measures the temperature of the O sensors and of the respiratory gas in the inspiration block. The temperature of the O sensors is required to compensate for the temperature-sensitive O measurements.
  • Page 354 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV The fan takes in ambient air through the cooler of the blower and cools the blower. The air flow also removes excessive oxygen from the device. The voltage supply to the fan is +24 V. The rotation speed of the fan is controlled by the Control PCB.

  • Page 355: Fan

    )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 2SHUDWRU &RQWURO 3DQHO The operator control panel is the interface between the unit and the user. It is used to enter and display the ventilation parameters. block (V6.1, S4.1, V6.2, S4.2 V6.3, S4.3) operator control panel 7-segment DC/AC Front Panel PCB...

  • Page 356: Front Panel Pcb

    )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV )URQW 3DQHO 3&% The Front Panel PCB contains the 7-segment displays for the pre-set ventilation parameters, the drivers for the key LEDs, the drivers for interpretation of the keys and the shaft encoder, and the voltage generator for backlighting of the display. The voltage generation for the backlighting can be switched on and off from the Control PCB.
  • Page 357 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 'LVSOD\ The display shows the patient parameters and the warning messages. The display is actuated by the Control PCB; the display backlighting is actuated by the Front Panel PCB. The display resolution is 240 x 128 pixels. The voltage supply is +5 V and —15 V. 0HPEUDQH NH\SDG The membrane keypad contains the keys, with associated LEDs, to operate Savina.
  • Page 358 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 3QHXPDWLF V\VWHP S3.2 inspiration block drawer unit mixing chamber humidifier V6.1 cooler oxygen concentrator S3.1 blower V6.3 S4.1 pressure S4.2 R5.1-R5.8 measuring block V7.1-V7.8 V6.2 S4.3 flush flow compressed gas nebulizer patient system valve block (flow-control block) )LJ Pneumatic diagram Page 358...
  • Page 359 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 7DEOH  .H\ WR Fig.9: Pneumatic diagram $EEUHYLDWLRQ 'HVLJQDWLRQ Micro-filter (AIR). Filter (O Filter for inspiratory flow sensor. Suction sound muffler. Muffler. Oxygen pressure reducer. Blower Blower and motor. Cooler Cooler. Injector Injector. Bypass valve. Expiratory valve. Switching valve, oxygen compensation.
  • Page 360 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 7DEOH  .H\ WR Fig.9: Pneumatic diagram $EEUHYLDWLRQ 'HVLJQDWLRQ V6.3 Calibration valve, inspiratory airway pressure sensor (The airway pressure sensor regulates the blower. Only available in the first lot of units). V7.1 -- V7.8 Oxygen flow-control valves. Electric emergency vent valve to operate the pneumatic emergency vent valve.
  • Page 361 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 7DEOH  .H\ WR Fig.9: Pneumatic diagram $EEUHYLDWLRQ 'HVLJQDWLRQ Emergency air valve (–3 mbar to —6 mbar). Expiratory non-return valve. Inspiratory non-return valve. Non-return valve, flush flow. Non-return valve, oxygen port (1). Flush flow control valve (0.1 L/min at 30 mbar). calibration restrictor (0.1 L/min, integrated in valve block).
  • Page 362 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV The pneumatic system comprises the following principal components (see also Fig.9: Pneumatic diagram : − Drawer unit − Valve block − Inspiration block − Pressure measuring unit − Patient system − Flow sensors The following summary describes the functions of the various principal components rather than giving a detailed description of the components themselves.
  • Page 363 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV The bypass valve V1 is operated such that the desired respiratory pressure is applied to the blower outlet, and thus to the patient. In the inspiratory phase when a high flow rate is required by the patient, part or all of the gas flows from the blower outlet to the patient;...
  • Page 364 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV 3QHXPDWLF VDIHW\ GHYLFHV The independent pneumatic safety valve D1 ensures that the respiratory pressure can never rise above the legally prescribed limit of 120 mbar. In the event of inspiratory stenosis the pressure is limited by opening the expiratory valve. The mechanical negative-pressure valve D2 ensures (except in the case of inspiratory stenosis) that the patient can breathe spontaneously from the ambient air in case of a fault.
  • Page 365 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV FDOLEUDWLRQ IXQFWLRQ In normal operation of the unit the solenoid valve V4 is set to "measurement" - that is, the connection between the inspiration and the oxygen sensor is open. During O sensor calibration it opens the way for the oxygen to the sensor. This layout permits online calibration of sensor S3.1 during ventilation.
  • Page 366 )XQFWLRQ 'HVFULSWLRQ 3ULQFLSDO FRPSRQHQWV Flow sensor S1 measures the inspiratory gas flow. Its measurement variable serves as the basis for calculation of the necessary oxygen flow and thus to operate the oxygen flow control valves V7.1 to V7.8, to control the mandatory breaths and to monitor the functions of the unit. The sensor includes a temperature measurement function to measure the inspiratory gas temperature.
  • Page 367 &RQYHUVLRQ ,QVWUXFWLRQV /LVW RI &RQYHUVLRQV &RQYHUVLRQ ,QVWUXFWLRQV /LVW RI &RQYHUVLRQV − Conversion kit software 1.0 Savina 84 14 110 − Conversion kit software 1.11 Savina 84 14 538 Page 367 Dräger Medizintechnik GmbH Conversion Instructions Savina Version 3.0...
  • Page 368 ,QGH[ Front view, unit connected ......327 Front view, unit open ......328 Alarm messages .......... 171 Areas of application ........340 & Maintenance Procedure ........ 48 ............. 61 Blower unit Control PCB .. 49 Filter and sealing ring, O2 compressed gas inlet ............
  • Page 369 ,QGH[ Opening the Unit .......... 280 Service Strategy ..........46 Operating voltages Supply voltages ............ 288 ............ 288 Measuring Measuring Operator control panel ............355 Function Tubing diagram, Savina ......339 Pin assignment ..........334 Control PCB Ventilation monitoring ........171 .............

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