Tuttnauer Elara 11 Technician Manual
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Tuttnauer Elara 11 Technician Manual

Pre/post-vacuum class b table–top autoclave
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TECHNICIAN
MANUAL
Pre/Post-vacuum Class B
Table–top Autoclave
Model ELARA 11
Cat. No. MAN205-0343001EN Rev. P 8-10-11
Manufactured by:  Tuttnauer Co. Ltd., Har Tuv Industrial zone B P.O.Box 170, Beit Shemesh 99000, Israel
Tel: 972 2 9904611, Fax: 972 2 9904730
 Tuttnauer U.S.A. Co, Ltd. 25 Power Drive Hauppauge, NY, 11788, USA.  Tel (631) 737 4850, (800) 624 5836,
 Fax: (631) 737 0720

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Summary of Contents for Tuttnauer Elara 11

  • Page 1 Manufactured by:  Tuttnauer Co. Ltd., Har Tuv Industrial zone B P.O.Box 170, Beit Shemesh 99000, Israel Tel: 972 2 9904611, Fax: 972 2 9904730  Tuttnauer U.S.A. Co, Ltd. 25 Power Drive Hauppauge, NY, 11788, USA.  Tel (631) 737 4850, (800) 624 5836,  Fax: (631) 737 0720...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS PARAGRAPH PAGE NO. INTRODUCTION ....................4 SYMBOL DESCRIPTION ..................4 INSTALLATION ....................7 Lifting and carrying ..................7 Unpacking the autoclave ................7 Installation preparations ................7 Connections to Utility Supplies ..............8 Final adjustments ..................8 Operating the autoclave ................
  • Page 4 9.12 Replacing the Printer Door ................. 57 9.13 Replacing the Door Handle................. 58 9.14 Replacing the Plastic Handle Cover ............59 9.15 Replacing the Printer .................. 60 9.16 Replacing the Door Switch ................61 9.17 Replacing the fuse on the Electronic Board ..........63 9.18 Replacing the fuses of the transformer ............
  • Page 5 TABLE OF CONTENTS (Continue) PARAGRAPH PAGE NO. Front View ........................5 Rear View ........................6 Control System Block Diagram ................... 12 Assembled Nova4-D2 Board ..................69 Nova4-A2 Board ......................70 Nova4-D2 Board ......................71 Exploded Drawing – Rear..................118 Table for Exploded Drawing – Rear ................. 119 Exploded Drawing –...

  • Page 6: Introduction

    INTRODUCTION This Technician's Manual, together with the operator’s manual, forms the complete set of the Operation and Maintenance instructions for the Elara 11 pre and post vacuum autoclave. This manual is intended for the use of the technician. It is strongly recommended that only qualified and Tuttnauer factory trained personnel service this autoclave and do so in accordance with the instructions in this manual.

  • Page 7: Front View

    FRONT VIEW No. Description No. Description Water reservoir funnel Operating keypad Autoclave cover Printer cover Water level sight gauge Printer (standard) Mineral-free water reservoir cover Legs Chamber and steam generator safety Mineral-free water reservoir drain valves valve Waste water reservoir cover Waste water reservoir drain valve Display Door cover...

  • Page 8: Rear View

    REAR VIEW No. Description Mineral-free water reservoir cover Waste water reservoir cover Ventilation grills Air filter service cover Opening for calibration Main power electric cable socket Page 6 of 129 Pages...

  • Page 9: Installation

    INSTALLATION CAUTION: Any operation described in section 3 shall be performed by a qua lified technician only. Lifting and carrying CAUTION: Before moving the a utoclave, Make sure that the electric cord disconnected from the pow er, and there is no press ure in th e chamber and in the generator.

  • Page 10: Connections To Utility Supplies

    7. Check and verify that the ambient temperature range is 41˚F - 104˚F (5˚C - 40˚C), it is preferable not to exceed 86˚F (30˚C). 8. Check and verify that the ambient relative humidity does not exceed 85%. Connections to Utility Supplies 1.

  • Page 11: Operating The Autoclave

    Operating the autoclave Plug the power cord into the power socket. Turn on the Main Switch / Circuit Breaker (see front view). Select "Vacuum Test" cycle to keep the steam generator and heating elements from heating up. See Selecting a Program in the Operator’s Manual.

  • Page 12: Periodical Tests

    PERIODICAL TESTS PERIOD TEST 1 month Test the safety valve by operating it. Remove the autoclave’s cover, tighten the heaters’ screws and 6 months electrical connections, valves and connectors in the control box. Check the continuity of the grounding connections. Check the temperature and pressure calibration.

  • Page 13: Water Quality

    WATER QUALITY Water for Generating Steam The distilled or mineral – free water supplied to the sterilizer shall be according to the table below: Physical Characteristics and Maximum acceptable contaminants levels in water for sterlizers (According to ANSI/AAMI ST79:2006). Element Condensate –...

  • Page 14: Control System Description

    CONTROL SYSTEM DESCRIPTION The control system is based on 2 electronic boards, see the diagram below. Control system block diagram Keypad Main Board DPU30 Printer Digital input DISPLAY AC Board Press. Sensors electrodes Jack. temp Water Pump Chamb. Temp Power Circuit Door Lock Breaker Solenoid valves...

  • Page 15: The High Voltage Board (Ac Board) Includes

    The high voltage board (AC Board) includes:  High power outputs to control the heaters and the pumps.  Circuit breaker  The board provides four outputs for four high AC devices as follows: 1. Steam generator heater (2200 Watt). 2.

  • Page 16: Checking And Changing Parameters And Other Data

    CHECKING AND CHANGING PARAMETERS AND OTHER DATA For special application it may be required to change parameters. Note! The autoclave is sent from the manufacturer with validated parameters. Any change of the parameters requires a validation of the autoclave. The device is identified by its software and parameter versions. Any change of the parameters will increase the parameter version number.

  • Page 17: Menu

    Menu Follow the instructions below for entering the sub-directories and performing the menu operation. 1. Main screen Turn on the autoclave with the main 134°C 30.0°C power switch located on the right side of 004’ 100kPaG the autoclave (see FRONT VIEW). 001’...

  • Page 18: Parameters

    Parameters This section describes the parameters, how they affect the process and the way to change them. Listed bellow are all the available parameters. Each section describes the parameter, the minimum and maximum allowed values and the changing resolution. Also included are the pre- set values of the parameters for each cycle (default value).
  • Page 19 7.2.3 Dry Time – drying time This parameter will set the time desired for drying. Resolution: 0.1 min Minimum value: Default value Maximum value: 99.9 min Cycle Flash Wdry No Dry Wdry Delicate B&D Vacuum Test Test Default Fixed Fixed Value value value...
  • Page 20 7.2.6 End Temp - temperature at the end of the cycle This parameter will set the temperature that the chamber must reach before the cycle can end. Resolution: 0.1°C Minimum value: 50°C Maximum value:136°C Cycle Flash Wdry No Dry Wdry Delicate B&D Vacuum...
  • Page 21 7.2.9 Pulse vac T1 – vacuum time after Pulse vac 1 This parameter defines the period that vacuum is built after reaching the value defined in Pulse vac 1. Resolution: 1sec Minimum value: 5sec Maximum value:360sec Cycle Flash No Dry Wdry Delicate B&D...
  • Page 22 7.2.13 Pulse press 2 - Pressure value in the middle pulses This parameter defines the pressure value (above zero) in the middle pulses of the prevacuum stage. Resolution: 0.1kPa Minimum value: 70klPa Maximum value:200kPa Cycle Flash Wdry No Dry Wdry Delicate B&D Vacuum...
  • Page 23 7.2.17 Heat Exh on – Opening time of exhaust valve This parameter defines the period that the exhaust valve is open, during the heating stage, in order to remove the condensate. Resolution: 0.1sec Minimum value: 1sec Maximum value: 50sec Cycle Flash Wdry No Dry...
  • Page 24 7.2.21 Exh Shoot on - Opening time of exhaust valve This parameter defines the period that the exhaust valve is open, during the exhaust stage. Resolution: 0.1sec Minimum value: 0sec Maximum value: 1000sec Cycle Flash Wdry No Dry Wdry Delicate B&D Vacuum Test...
  • Page 25 7.2.25 SterGenPrsAd – Maximum pressure in the generator The value of this parameter plus the sterilization pressure define the maximum pressure in the generator in each program. Resolution: 0.1kPa Minimum value: 0kPa Maximum value:50kPa Cycle Flash Wdry No Dry Wdry Delicate B&D Vacuum...
  • Page 26 7.2.29 WaterGen Time – Addition time for adding w ater into the generator This parameter defines the addition time that water enters the generator after the generator's water level electrode senses water.. Resolution: 1 sec Minimum value: 0 sec Maximum value: 30 sec Cycle Flash Wdry...
  • Page 27 7.2.32 Vac Time Err - maximum time of the vacuum stage This parameter defines the maximum time of the vacuum stage. If the vacuum stage continues beyond this limit "ERROR 14" message will be displayed and the cycle will fail. Resolution: 1 sec Minimum value: 600 sec Maximum value: 3600 sec...
  • Page 28 7.2.35 TempInF – units of the temperature This parameter enables the technician to set the displayed temperature in ºC or in ºF. Changing this parameter in one of the cycles will change this parameter in all the other cycles to the value. Access Code –...
  • Page 29 7.2.38 ElectFillWtr – water conductivity This parameter defines the conductivity level of the mineral free water in which the water level electrode senses water. . Resolution: 1 Minimum value: 0 – infinite conductivity Maximum value:9999 – infinite resistance (zero conductivity) Cycle Flash Wdry...

  • Page 30: Digital Inputs

    Digital Inputs This directory enables monitoring the status of the digital inputs. It is possible to view the digital inputs during cycle. 1. To move from one item to another item use the UP  and DOWN  pushbuttons. 2. To exit to the menu go to EXIT and when it is blinking press the START/STOP pushbuttons.

  • Page 31: Digital Outputs

    Digital Outputs This directory enables monitoring the status of the digital Outputs. It is possible to view the Digital Outputs during cycle. 1. To move from one item to another item use the UP  and DOWN  pushbuttons. 2. To exit to the menu go to EXIT and when it is blinking press the START/STOP pushbuttons.

  • Page 32: Analog Inputs

    Analog Inputs This directory enables checking the analog Inputs. It is possible to enter this directory while the autoclave is performing a cycle in order to check the devices sending these inputs. 1. To move from one item to another item use the UP  and DOWN  pushbuttons.

  • Page 33: Calibration

    Calibration 7.6.1 Calibration components This directory describes the calibration of the following 4 sensors: Sensor name Sensor function ChambPress Reads the pressure in the chamber. 2. ChambTemp Reads the temperature in the chamber. 3. CoilTemp Reads the temperature in the jacket. 4.
  • Page 34 Assemble to this port the required measuring tool (temperature sensor or vacuum/pressure gauge) as specified in the calibration instruction. Validation port plug 7.6.5 Calibration operation Calibration can be preformed in psi and °F, HOWEVER, it is recommended that the calibrations be performed in kPa and °C (see changing parameters sec 7.2.35 &...
  • Page 35  To save the data move to by pressing the START STOP key and when it is blinking press  key.  If you did not abort the cycle then the chamber pressure on the screen should match your reference gauge.
  • Page 36 Calibrate the high temperature of the chamber Using the sealing gland, insert your reference thermocouple through the validation port and into the chamber. Position it near the PT100 and operate a program of 134°C. When the unit has reached sterilization record the reading of your thermocouple and the reading on the screen of the autoclave.
  • Page 37  To save the data move to by pressing the START STOP key and when it is blinking press  key.  Now the jacket temperature on the screen should match your reference thermocouple. Calibrate the high temperature of the chamber wall Peel back the insulation at the back top of the chamber.
  • Page 38 Calibrate the high pressure of the steam generator When the unit is off and the steam generator is cold and there is no pressure in it, attach your reference pressure gauge to the calibration port on the generator manifold (see picture). Select a program of 134°C the generator will begin to heat.

  • Page 39: Setting The Clock

    Setting the Clock This directory enables the operator to set the time and date. The SET CLOCK screen is displayed when entering the SET CLOCK directory: When entering the directory the curser will be blinking on the "hour" digit. The time is displayed in the upper row in the form “hh:mm:ss”. The hour range is 24 hour (i.e.

  • Page 40: Printer Test

    Printer Test This option checks the good functioning of the printer. 1. Select "Printer Test" as described in section 7.1 "Menu". 2. Press the START/STOP key to perform the Printer Test. 3. Check that the message “Printer Test” is written on the paper. Page 38 of 129 Pages...

  • Page 41: Language

    Language THIS OPTION IS NOT AVAILABLE YET Page 39 of 129 Pages...

  • Page 42: History

    7.10 History This directory enables you to print the 40 previous cycles. The HISTORY screen is displayed when entering the HISTORY directory: 1. Choose the required cycle according to its number (Log Load Nu) with the UP and DOWN key 2.

  • Page 43: More Options

    7.11 More options This sub-directory enable the technician to perform a few additional operation. 1. To enter this sub-directory Select "more options" as described in section 7.1 "Menu". 2. Use UP  and DOWN  keys to browse through the 4 options + "EXIT".
  • Page 44 7.11.3 Reset Load Nu. This option enables the technician to reset the autoclave's load number. Caution This operation is a non-retur n operation. Activating this option will reset the load num ber to "0" and it w ill be impossible to return to the previous setting it. 1.

  • Page 45: Ressetting The Autoclave

    RESETTING THE AUTOCLAVE Whenever it becomes necessary to restore the system to normal operation, the system must be reset. This will remove corrupted data from memory and restore a healthy program. On occasion other situations require that a reset be performed, they are as follows: ...

  • Page 46: Maintenance And Replacement Procedures

    MAINTENANCE AND REPLACEMENT PROCEDURES Preliminary Operations for Each Technician Call 1. In order to mainta in efficient service, the technician must perform the following: 1. Inspect and clean if needed, the following:  Chamber, trays and trays holder (see Maintenance Instructions in the Operator’s Manual).

  • Page 47: Safety Tests After Repair

    Safety tests after repair ATTENTION! After every repair or dismantling of the enclosure, the technician should perform the following two electrical safety tests. 1. Enclosure Leakage Current Test. Every autoclave should pass this test as follows: 1. Connect the electrical cord to the autoclave. DO NOT plug into the power outlet.

  • Page 48: Dismantling The Outer Covers Of The Autoclave

    Dismantling the Outer Covers of the Autoclave Caution! Before starting, disconnect the instrument from the po wer source and ensure that there is no pressure in the autoclave. Allow the autoclave to cool before removing outer covers. 1. Unscrew the screws (2) holding the upper cover (1). 2.

  • Page 49: Replacing The Safety Valve

    Replacing the Safety Valve Caution! Before starting, be sure that the electric cord is disconnected and that there is no pressure in the chamber or generator. Allow the autoclave to cool before removing outer covers. The safety valve is installed to protect the system from over pressurizing should all the electrical controls fail.

  • Page 50: Replacing Chamber Heater

    Replacing chamber heater Be careful not to bend the tubing or over-tighten with tie wraps. Kinking the tubing will weaken that area of the tube and it will leak. Replace any tubes that become damaged. Perform this procedure only when the unit is cool and there is no pressure in the chamber.
  • Page 51 20. Remove the water tube from the water pump outlet. 21. Remove air filter tube from valve 43. 22. Remove the fast exhaust tube from valve 73. 23. Remove the steam tube from valve 93 at the connector on the back center of the chamber.

  • Page 52: Replacing Steam Generator Heater

    Replacing steam generator heater Caution: Before starting, be sure that the electric cord is disconnected from the power source and that there is no pressure in the autoclave chamber or steam generator. Allow the autoclave and the steam generator to cool before removing outer covers.

  • Page 53: Replacing The Steam Generator Cut-Off Thermostat

    Replacing the steam generator cut-off thermostat The autoclave is equipped with a cut-off thermostat, which protects the steam generator heating element from overheating. Caution Before starting, disconnect the instrument from the power source and ensure that there is no pressure in the chamber or steam generator. Allow the autoclave to cool before removing outer covers.

  • Page 54: Replacing And Cleaning The Generator's Water Level Electrode

    Replacing and cleaning the generator’s water level electrode The electrode that controls the water level of the generator is located in the rear of the generator. The Electrode performs the following: It protects the heating element by switching it off when there is not enough water in the generator.
  • Page 55 WATER LEVEL ELECTRODE Water level Electrodes Water level Electrodes Page 53 of 129 Pages...

  • Page 56: Replacing The Drain Valve

    Replacing the Drain Valve There are two drain valves on the front of the autoclave. One drains the mineral free water from the clean reservoir and the other drains the water from the waste water reservoir. Caution! Before starting, disconnect the instrument from the power source and ensure that there is no pressure in the autoclave.

  • Page 57: Replacing The Door Cover

    9.10 Replacing the Door Cover Caution! Before starting, open the door first, then disconnect the instrument from the power source and ensure that there is no pressure in the chamber or generator. Allow the autoclave to cool before removing outer covers. Remove the two screws holding the Door Handle Cover and slide it out from the door.

  • Page 58: Replacing The Front Panel

    9.11 Replacing the Front Panel Caution! Before starting, disconnect the instrument from the po wer source and ensure that there is no pressure in the autoclave. Allow the autoclave to cool before replacing the Panel. Open the printer's door (4). Unscrew the three bottom fastening screws (5).

  • Page 59: Replacing The Printer Door

    9.12 Replacing the Printer Door Caution! Before starting, disconnect the instrument from the po wer source and ensure that there is no pressure in the autoclave. Allow the autoclave to cool before replacing the Printer Door. Open the printer's door (3). Unscrew and remove the 3 screws (2) holding the Printer Door to the Integral Hinge (1).

  • Page 60: Replacing The Door Handle

    9.13 Replacing the Door Handle Caution! Before starting, ensure that there is no pressure in the autoclave. Allow the autoclave to cool before replacing the Door Handle. Do not disconnect the electric po wer, since disconnecting the po wer will lock the handle and prevent replacement of the handle. 1.

  • Page 61: Replacing The Plastic Handle Cover

    9.14 Replacing the Plastic Handle Cover Caution! Before starting, ensure that there is no pressure in the autoclave. Allow the autoclave to cool before replacing the Door Handle Cover. Do not disconnect the electric po wer, since disconnecting the power will lock the handle and prevent replacement of the handle cover.

  • Page 62: Replacing The Printer

    9.15 Replacing the Printer Caution! Before starting, disconnect the in strument from the po wer source and ensure that there is no pressure in the chamber or the generator. Allow the autoclave to cool before removing outer covers. Remove the autoclave cover (see sec. 9.3 “Dismantling the Outer Covers of the Autoclave”).

  • Page 63: Replacing The Door Switch

    9.16 Replacing the Door Switch Caution! Before starting, disconnect the instrument from the po wer source and verify that there is no pressure in the chamber or the generator. Allow the autoclave to cool before removing outer covers. Remove the autoclave top and left covers (see para. 9.3 “Dismantling the Outer Covers of the Autoclave”).
  • Page 64 Insert the GO side (8) of the gauge (11) between the wheel (7) of the microswitch and the door locking hooks (9) while pressing the gauge to the hooks. Verify that you hear a "click" indicating the closing of the switch. Insert the NO GO side (10) of the gauge (11) between the wheel (7) of the microswitch and the door locking hooks (9) while pressing the gauge to the hooks.

  • Page 65: Replacing The Fuse On The Electronic Board

    9.17 Replacing the fuse on the Electronic Board Caution! Before starting, disconnect the instrument from the power source. There are 3 fuses on the AC high voltage power board (Nova4-A2) board. All fuses are 5x20mm. 1. fuse 3.15A FAST (3) to the chamber heater 2.

  • Page 66: Replacing The Fuses Of The Transformer

    9.18 Replacing the fuses of the transformer Caution! Before starting, disconnect the instrument from the power source. Allow the autoclave to cool before removing outer covers. There are 2 fuses, an input fuse 800ma slow blow located in the brown wire and an output fuse 5A fast blow located in the black wire.

  • Page 67: Replacing The Water Pump

    9.19 Replacing the water pump Caution! Before starting, disconnect the instrument from the power source. Allow the autoclave to cool before removing outer covers. Empty the water reservoir (See Draining the Water Reservoir in the Operator’s Manual). Remove the autoclave rear cover (see sec. 9.3 “Dismantling the Outer Covers of the Autoclave”).

  • Page 68: Replacing The Vacuum Pump

    9.20 Replacing the vacuum pump Caution! Before starting, disconnect the instrument from the power source and ensure that there is no pressure in the chamber or steam generator. Allow the autoclave to cool before removing outer covers. Take off the autoclave cover (see para. 9.3 “Dismantling the Outer Covers of the Autoclave”).

  • Page 69: Replacing The Plunger Or Coil Of The 1/4" Solenoid Valve

    9.21 Replacing the Plunger or Coil of the 1/4" Solenoid Valve Caution! Before starting, disconnect the instrument from the po wer source and ensure that there is no pressure in th e chamber or steam generator. Allow the autoclave to cool before removing outer covers. 1.

  • Page 70: Replacing The Electronic Boards

    9.22 Replacing the Electronic Boards Caution! Before starting, disconnect the instrument from the po wer source and ensure that there is no pressure in the chamber. Allow the autoclave to cool before removing outer covers. See drawings "Nova4-D2" and "Nova4-A2 on the following pages to assist in locating connectors marked by JP.

  • Page 71: Assembled Nova4-D2 Board

    Assembled Nova4-D2 and Nova4-A2 Boards Page 69 of 129 Pages...

  • Page 72: Nova4-A2 Board

    Nova4-A2 Board JP10 JP11 JP12 JP15 Page 70 of 129 Pages...

  • Page 73: Nova4-D2 Board

    Nova4-D2 Board JP11 JP12 JP13 JP15 Page 71 of 129 Pages...
  • Page 74 9.22.3 Replacing the "Nova4-D2" (big) board Disconnect wires from JP2, JP3, JP4, JP5 (6 on previous page) on the Nova4-A2 board. Making sure to note the location of each wire on the circuit board. Disconnect connector JP14 (8). Unscrew the 4 screws (3) attaching the small board (5) to the big board (2).

  • Page 75: Replacing The Switch

    9.23 Replacing the switch Caution! Before starting, disconnect the instrument from the po wer source and ensure that there is no pressure in the chamber. Allow the autoclave to cool before removing outer covers. 1. Remove the control electronic boards (see para. 9.22 "Replacing the Electronic Boards").

  • Page 76: Draining The Generator

    9.24 Draining the generator Caution! Before starting, disconnect the instrument from the po wer source and ensure that there is no pressure in th e chamber or steam generator. Allow the autoclave to cool before draining the generator. 1. The generator’s drain plug is located under the autoclave on the left side.

  • Page 77: Emergency Door Opening

    9.25 Emergency Door Opening Caution! Before starting, disconnect the instrument from the power source and ensure that there is no pressure in the autoclave. Caution! Keep hands and face away from the safety valve to avoid being burned by hot steam.” 9.25.1 Decreasing the pressure Since the autoclave is not equipped with an analogue pressure...
  • Page 78 PED-approved type safety valve 1. Remove the water reservoir cover. 2. Turn the pressure relief nut clockwise until steam ceases to escape from the safety valve. Attention: Use protective gloves in order not to burn your hands with the hot steam. Description Water reservoir cover Safety valve...

  • Page 79: Replacing The Water Reservoirs

    9.26 Replacing the water reservoirs Caution! Before starting, disconnect the instrument from the power source and ensure that there is no pressure in the autoclave. Note: The following instructions refer to both, the mineral-free water reservoir and to the waste-water reservoir. Drain the water reservoir (See sec "Draining the Reservoirs"...
  • Page 80 Page 78 of 129 Pages...

  • Page 81: Cleaning The Water Reservoirs

    9.27 Cleaning the water reservoirs Caution! Before starting, disconnect the instrument from the power source and ensure that there is no pressure in the autoclave. Note: The following instructions refer to both, the mineral-free water reservoir and to the waste-water reservoir. Drain the water reservoir(See sec "Draining the Reservoirs"...

  • Page 82: Replacing The Cut-Of Thermostat For The Chamber Heater

    9.28 Replacing the cut-of thermostat for the Chamber Heater These instructions refer to pictures on the following page. Perform this procedure only when the unit is cool and there is no pressure in the chamber. Unplug the unit Drain both reservoirs Unscrew the screw holding the cooler to the right rear vertical frame support.
  • Page 83 Page 81 of 129 Pages...

  • Page 84: Replacing The Pt100 Temperature Sensor For The Chamber Heater

    9.29 Replacing the PT100 temperature sensor for the Chamber Heater These instructions refer to pictures on the following page. Perform this procedure only when the unit is cool and there is no pressure in the chamber. Unplug the unit Drain both reservoirs Unscrew the screw holding the cooler to the right rear vertical frame support.
  • Page 85 Page 83 of 129 Pages...

  • Page 86: Replacing The Internal Pt100

    Disconnect the plug of the PT100 (7) from the Nova4-D2 board connector JP1. Replace the PT100 with a new one. use only an original PT100 supplied by Tuttnauer. Place the isolation sleeve on the new PT100. Insert the PT100 into its seat and tighten its nut (4) loosely. Verify that dimension "A"...
  • Page 87 Page 85 of 129 Pages...

  • Page 88: Replacing The Pressure Transducer

    9.31 Replacing the pressure transducer Caution! Before starting, disconnect the instrument from the power source and ensure that there is no pressure in the chamber and in the generator. Note: The following instructions refer to both, the chamber and the generator pressure transducer.

  • Page 89: Cleaning The Steam Generator

    9.32 Cleaning the steam generator Caution! Before starting, disconnect the instrument from the power source and ensure that there is no pressure in the chamber and in the generator. Drain the generator (see sec. 9.24). Remove the generator's heating element (see sec. 9.6). Place a vessel to collect water under the drain opening.

  • Page 90: Replacing The Cooler And The Cooler's Fan

    9.33 Replacing the cooler and the cooler's fan Caution! Before starting, disconnect the instrument from the power source and ensure that there is no pressure in the chamber and in the generator. Drain the waste reservoir. Remove the autoclave's covers (see para. 9.3 “Removing the Autoclave’s Outer Covers”).
  • Page 91 Page 89 of 129 Pages...

  • Page 92: Testing Procedure For The Chamber Pt100

    9.34 Testing procedure for the chamber PT100 Caution! Before starting ensure that the autoclave is off and that there is no pressure in chamber. For items numbering – see pictures on the next page. Prepare a flexible temperature probe with a reading device, a 1/4"BSP sealing nut and a PT100 simulator.
  • Page 93 Page 91 of 129 Pages...

  • Page 94: Testing Procedure For The Heating Element Pt100

    9.35 Testing procedure for the heating element PT100 Caution! Before starting ensure that the autoclave is off and that there is no pressure in chamber. For items numbering – see pictures on the next page. Prepare a flexible temperature probe with a reading device and a PT100 simulator.
  • Page 95 If the deviation is greater than ±1/2˚C then calibrate the Heating element PT100 (see sec 7.6). If the calibration is not successful then change the Heating element PT100. Page 93 of 129 Pages...

  • Page 96: Testing Procedure For The Chamber Pressure Transducer

    9.36 Testing procedure for the chamber pressure transducer Caution! Before starting ensure that there is no pressure in the autoclave chamber. Prepare a current loop calibrator-simulator 4-20mA . Turn the autoclave on and select the Vacuum Test Cycle to keep the unit from heating up.

  • Page 97: Testing Procedure For The Generator Pressure Transducer

    9.37 Testing procedure for the Generator pressure transducer” Caution! Before starting ensure that there is no pressure in the generator. For items numbering – see also pictures on the next page. Prepare a current loop calibrator-simulator 4-20mA . Turn the autoclave on and select the Vacuum Test Cycle to keep the unit from heating up.”...
  • Page 98 Page 96 of 129 Pages...

  • Page 99: Door Locking Solenoid

    9.38 Door Locking Solenoid Caution! Before starting, disconnect the instrument from the power source and ensure that there is no pressure in the chamber. Insert a pin (1) into the hole (2) in the handle, pressing down the locking pin. Open the door.
  • Page 100 Using the correct size screwdriver (9) insert it from the top and unscrew the door solenoid mounting cylinder (11) from the door locking mechanism brass holder (10). Upper door bridge Door handle Disassemble the solenoid (15) from the mounting cylinder (11). Insert a new spring (14) and reassemble the solenoid and mounting cylinder screw the assembly into the door locking mechanism.

  • Page 101: In-Out Test

    IN-OUT TEST Attention Violating the following instructions may endanger the technician and may cause sever damage to the autoclave. Caution Do Not operate the heating elements for an extended period of time. This can damage the heaters, the s team generator and cause possible persona l injury.”...
  • Page 102 DISPLAYED ITEM ACTIVATED REMARKS NOTICE Atmospheric air to Air VacPump Air valve is opened. vacuum pump valve (44). Water inlet valve to Water Valve Water inlet valve is opened. generator (21). Dig Out #9 Door locking mechanism is released. Warning: Door Lock Door locking mechanism.

  • Page 103: 11 Troubleshooting

    11 TROUBLESHOOTING NOTE Cleaning and maintenance are the responsibility of the user” 11.1 Preliminary Check NOTE! Most of the autoclave's malfunctions result from dirt. Before performing troubleshooting at the customer location we recommend to follow the procedure described bellow: o Disconnect the autoclave from the electric power source. o Remove the covers.

  • Page 104: Troubleshooting Procedure

    11.2 Troubleshooting procedure Possible cause Symptom Corrections check-up and tests Main switch is off. Turn main switch on. Make sure that there is power source according to the utilities. Make sure that the power cord is not damaged and that it is The electrical power or the connected well.
  • Page 105 Possible cause Symptom Corrections check-up and tests Generator's water level Clean or replace the generator's electrode has a scale build up. water electrode. Temperature Chamber’s Not calibrated. Calibrate the sensor. Err:002 is (cont.) temperature Test the sensor circuit according Faulty. displayed sensor is: to sec 9.34.
  • Page 106 Possible cause Symptom Corrections check-up and tests Generator’s pressure sensor is Calibrate the sensor. not calibrated. High Gen Press Generator's pressure sensor is Test the sensor circuit according faulty to sec 9.37. With the generator at or above the target pressure disconnect Err:005 is The heater in In the pressure...
  • Page 107 Possible cause Symptom Corrections check-up and tests Close Pressure Relief Nut or Safety valve is leaking. replace the valve. Chamber’s pressure sensor is Open the autoclave's door and not calibrated. read the chamber pressure on the display If the reading is not accurate then check that the atmospheric pressure parameter is set correctly.
  • Page 108 Possible cause Symptom Corrections check-up and tests The error is displayed despite that the door is closed. The Replace the door switch. door switch is faulty. Remove the two screws holding The error is displayed despite the door switch mounting block that the door is closed.
  • Page 109 Possible cause Symptom Corrections check-up and tests Close the door with more Door is not fully closed force. Door seal is dirty or faulty. Clean or replace the door seal. Piping is leaking. Fix the leak. A valve is leaking - Fast Take apart, clean and inspect Exhaust (73), Air to Vac seats - replace if worn or...
  • Page 110 Possible cause Symptom Corrections check-up and tests 1. Ensure there is a minimum 2" clearance at the back of the unit. Inside a cabinet the rear cabinet panel needs to Cooler is blocked. be removed. 2. Blow air through the fins of the radiator to remove dust and dirt that may be restricting air flow.
  • Page 111 Possible cause Symptom Corrections check-up and tests Generator’s water level Clean or replace the generator’s electrode has a scale build up. water electrode. Piping to and from water Clean water pump filter. pump is clogged. Unclog piping. Take apart, clean and inspect Water valve (21) is seats - replace if worn or clogged...
  • Page 112 Possible cause Symptom Corrections check-up and tests Reconnect the chamber’s Err:016 is Disconnected Chamber’s pressure sensor. displayed pressure Press Sensor Test the sensor circuit sensor is: Faulty Cutout according to sec 9.36. Faulty Nova4-D2 board Replace faulty board. Possible cause Symptom Corrections check-up and tests...
  • Page 113 Possible cause Symptom Corrections check-up and tests insufficient or no water supply Check for proper voltage to the to the generator. Water valve machine (230 VAC). Insert test (21) control circuit is faulty leads into JP13 pins 1 and 10. A properly working solenoid will show ~0 VAC when off, ~18 VAC when on.
  • Page 114 Possible cause Symptom Corrections check-up and tests The waste water reservoir is Empty the waste water This full. reservoir. symbol is Remove The symbol appears despite displayed Fix, clean or replace water water that the reservoir is empty: level electrodes of the waste water level electrodes are dirty, water reservoir.
  • Page 115 Possible cause Symptom Corrections check-up and tests valve coil is faulty Check for magnetism at the coil. With coil disconnected read ~7 ohms across coil. Read 0 ohms between the coil terminal and the ground terminal. Replace the faulty coil valve control circuit is faulty Check for proper voltage to the machine (230 VAC).

  • Page 116: 12 Pressure Vs Temperature For Saturated Steam

    12 PRESSURE VS TEMPERATURE FOR SATURATED STEAM psia InHg °F °C psia psig °F °C 2.95 114.5 0.10 45.8 17.1 219.7 1.18 117.9 104.3 4.44 129.3 0.15 54.1 17.2 219.9 1.18 118.6 104.4 5.90 140.2 0.20 60.1 17.2 220.1 1.19 118.6 104.5 7.39...
  • Page 117 psia psig °F °C psia psig °F °C 20.5 229.3 1.41 141.4 109.6 24.6 239.2 1.70 169.7 115.1 20.6 229.5 1.42 142.0 109.7 24.7 10.0 239.4 1.70 170.2 115.2 20.6 229.6 1.42 142.4 109.8 24.7 10.0 239.5 1.71 170.8 115.3 20.7 229.8 1.43...
  • Page 118 psia psig °F °C psia psig °F °C 29.4 14.7 249.1 2.02 202.4 120.6 34.6 19.9 258.6 2.39 238.7 125.9 29.5 14.8 249.3 2.03 203.1 120.7 34.7 20.0 258.8 2.39 239.4 126.0 29.5 14.8 249.4 2.04 203.7 120.8 34.8 20.1 259.0 2.40 240.2...
  • Page 119 psia psig °F °C psia psig °F °C 40.6 25.9 268.2 2.80 280.0 131.2 45.7 31.2 275.4 3.15 315.0 135.2 40.7 26.0 268.3 2.81 280.9 131.3 45.8 31.3 275.5 3.16 315.9 135.3 40.9 26.2 268.5 2.82 281.7 131.4 45.9 31.5 275.7 3.17 316.8...

  • Page 120: Exploded Drawing - Rear

    EXPLODED DRAWING – REAR Page 118 of 129 Pages...

  • Page 121: Table For Exploded Drawing – Rear

    TABLE FOR EXPLODED DRAWING – REAR Description Cat. No. Valve 73 – fast exhaust SOL026-0039 Valve 52 – vacuum valve SOL026-0039 Valve 44 – air vacuum pump SOL026-0039 Valve 21 – water inlet to generator SOL026-0039 Valve 43 – air valve SOL026-0039 Valve 93 –...

  • Page 122: Exploded Drawing - Door

    EXPLODED DRAWING – DOOR Page 120 of 129 Pages...

  • Page 123: Table For Exploded Drawing – Door

    TABLE FOR EXPLODED DRAWING – DOOR Description Cat. No. Rear Cover COV411-0006 Autoclave's cover COV411-0011 Upper door cover holder HLD411-0010 Door switch LOK411-0024 Bracket for door locking verification microswitch LOK411-0044 door locking verification microswitch ELE036-0036 Door locking solenoid LOK411-0023 Door handle, assembly LOK411-0026 Door handle cover POL067-0012...

  • Page 124: Exploded Drawing - Pt-100 And Cut-Off

    EXPLODED DRAWING – PT-100 AND CUT-OFF Page 122 of 129 Pages...

  • Page 125: Table For Exploded Drawing – Pt-100 And Cut-Off

    TABLE FOR EXPLODED DRAWING – PT-100 AND CUT-OFF Description Cat. No. Cooling coil PIP411-0002 Internal PT100 ELC258-0003 Chamber heater PT100 ELC258-0003 Chamber heater Cut-off 155˚C THE005-0016 Air filter opening cover POL067-0004 Air filter FIL175-0042 Validation port opening cover POL065-0006 Transformer, 2x115 / 2x12, 50/60 hz ELE035-0092 Ceramic connector for generator heater THE039-0036...

  • Page 126: Exploded Drawing - Generator

    EXPLODED DRAWING – GENERATOR Description Cat. No. Heating element HEA016-0031 Water level electrode CMT196-0004 Manifold CMT253-0022 Elbow FIT100-0083 Elbow FIT100-0809 Generator body GEN411-0001 Drain plug PNE195-0161 Page 124 of 129 Pages...

  • Page 127: Control Unit

    CONTROL UNIT Description Cat. No. Board, Electronic, AC, NOVA4-A2 CTP201-0165 Board, Electronic, Main, NOVA4-DN2, Elara CTP201-0164 Fuse 3.15 A FAST (chamber heater) ELE035-0128 Fuse 2A FAST (vacuum pump) ELE035-0009 Cable, Flat, for Printer, 50cm, 40P CTP201-0174 Fuse 2A FAST (water pump) ELE035-0009 Page 125 of 129 Pages...

  • Page 128: Partial Front View

    PARTIAL FRONT VIEW Description Cat. No. Isolation cover, rear of chamber Elara 11" (hidden) COV411-0008 Silicone gasket, waste water reservoir GAS080-0007 Silicone gasket, mineral free water reservoir GAS080-0007 Isolation Cover, Chamber, ELARA 11 COV411-0001 Keypad CPN064-0031 Page 126 of 129 Pages...

  • Page 129: Electrical Diagram

    ELECTRICAL DIAGRAM Page 127 of 129 Pages...

  • Page 130: Piping Diagram

    PIPING DIAGRAM Page 128 of 129 Pages...

  • Page 131: Piping Layout

    PIPING LAYOUT Page 129 of 129 Pages...

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