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Gaymar Thermacare TC3001 Service Manual

Convective warming unit
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®
Thermacare
TC3001
®
Convective Warming Unit
Service Manual
P/N 11897-000 02/06

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Summary of Contents for Gaymar Thermacare TC3001

  • Page 1 ® Thermacare TC3001 ® Convective Warming Unit Service Manual P/N 11897-000 02/06...
  • Page 2 REMOVE FROM USE (indicator light, amber color) Do not use in operating room (OR) or Intensive Care Unit (ICU) © 2000. Gaymar Industries, Inc. All rights reserved. Ambient operating temperature Gaymar and Thermacare trademarks are registered in 16°C - 29°C...

  • Page 3: Table Of Contents

    Table of Contents Contents Section Introduction Page Safety Precautions .............. 2 Repair Policy / Return Authorization ........3 Specifications ..............4 Theory of Operation ............. 5 Controls and Indicators ............7 Preventive Maintenance ............7 Functional Check and Safety Inspection ....... 8 Inspection Form ..............

  • Page 4: Safety Precautions

    Unit could result in electrical shock and cause death or serious injury. WARNING • Use only Gaymar replacement parts as identified in the parts lists (pp. 24-27). Use This device generates heated air flow. of substitute parts could lead to power Excessive heat could cause thermal unit malfunction or patient injury.

  • Page 5: Repair Policy / Return Authorization

    Section 2 - Repair Policy 2.0 Repair Policy 2.4 Return Authorization For customers who repair Gaymar Power Units at Please contact your local dealer. their location, this manual contains information to allow a qualified biomedical technician to make necessary repairs.

  • Page 6: 3.0 Specifications

    Section 3 - Specifications 3.0 Specifications 3.3 Temperature Settings The air temperatures are identified on the 3.1 Physical operator control panel and indicate the average Dimensions 42 cm x 28 cm x 27 cm air temperature at the hose end using a Quilt. Weight 6.8 kg NOTE: The air temperature around the patient...

  • Page 7: Theory Of Operation

    Section 4 - Theory of Operation 4.0 Theory of Operation 4.1 Convective Warming System IV Pole Clamp The Convective Warming System (fig. 1) provides a continuous means of warming patients to help prevent and/or treat hypothermia. The system consists of a Convective Warming Unit (Power Unit) and a disposable Quilt.

  • Page 8: Operator Control Panel

    Section 4 - Theory of Operation (cont’d) 32°C 38°C 43°C 46°C Figure 4 - Operator Control Panel 4.3 Quilts Ambient air is drawn in through air vents in the bottom of the enclosure. Air passes through a The Quilts distribute air evenly over the covered HEPA filter and across a 1200 watt, open coil areas of the patient through openings in the heater located in the inlet of a blower.

  • Page 9: Controls And Indicators

    1000 operating hours or 12 months, light. whichever occurs first. Replace the filter only with the Gaymar P/N listed (see parts list, fig. 9, 5.2 Control Panel p. 24). An operator control panel (fig. 4, p. 6) is Refer to Functional Check, 7.6 Filter Switch Test...

  • Page 10: Functional Check And Safety Inspection

    Test Jumpers SAFETY INSPECTION as follows: * The TC20 Test Tool is available from Gaymar. This tool was designed to allow • After repair, and every 12 months thereafter for more convenient testing of the — the FUNCTIONAL CHECK AND SAFETY...

  • Page 11: Tc20 Test Tool

    Section 7 - Functional Check and Safety Inspection (cont’d) 7.5.1 TC20 Test Tool Procedure 7.3 Power Switch (steps 1 to 20) [see fig. 10, p. 25, for Check the power switch light: TC20 Test Tool part number] Plug in the Power Unit. Turn the power switch Unplug the Power Unit.

  • Page 12: Temperature Sensor Location

    Section 7 - Functional Check and Safety Inspection (cont’d) Figure 6A - Hose detail, showing sensor location Figure 6B - Test setup Figure 6 - Temperature sensor location Set the two TC20 Test Tool toggle switches as Verify that the REMOVE FROM USE light is lit. follows: NOTE: It is acceptable if both thermostats trip •...
  • Page 13 18). If this condition is not met, do not put the Power Unit in service. Call WARNING Gaymar's Technical Service Use care when resetting the Department for assistance (see back thermostats. Excessive force cover for telephone numbers).
  • Page 14 Section 7 - Functional Check and Safety Inspection (cont’d) 26. Unplug the Power Unit. Carefully separate the 7.5.2 ALTERNATE Test Jumper enclosure slightly. Procedure (steps 21 to 50) 27. Unplug the thermistor (item 12, fig. 10, p. 25) 21. Unplug the Power Unit. from the back of the control board.
  • Page 15 Section 7 - Functional Check and Safety Inspection (cont’d) NOTE: If both thermostats reset, both 43. The temperature should start to increase. thermostats have tripped. This is When the air temperature reaches 48°C, start acceptable. the stopwatch. Allow the Power Unit to heat until thermostat S3 trips.
  • Page 16 1000 operating hours or 12 months, whichever occurs first.) Replace the filter only with the Gaymar P/N listed (see WARNING parts list, fig. 9, p.24). Record the hour timer Use care when resetting the reading onto the new filter label.
  • Page 17 Section 7 - Functional Check and Safety Inspection (cont’d) Repeat step 2 for 43°C setting. Average 7.10 Completing the Functional Check temperatures and record. and Safety Inspection Allowable 43°C temperature: If the Power Unit has passed the FUNCTIONAL 41.7°C to 45.0°C average CHECK AND SAFETY INSPECTION for all requirements of procedures 7.1 through 7.9, the Repeat step 2 for 46°C setting.

  • Page 18: Inspection Form

    Section 8 - Inspection Form i n I a i t l a t e t l l a i s t l . t i l i a l i a l i a n i l l i a l i a .
  • Page 19 Section 8 - Inspection Form (cont’d) o i t s t l o i t . t i t i n C ° i t t z i l . t i . y l . t i C ° n i t °...
  • Page 20 Section 8 - Inspection Form (cont’d) Table 2 - Functional Check / Inspection Form (p. 3)

  • Page 21: Troubleshooting

    Section 9 - Troubleshooting In addition to the following troubleshooting WARNING charts, refer to PREVENTIVE MAINTENANCE (section 6, p. 7) and REPAIR PROCEDURES Always perform the FUNCTIONAL CHECK (section 10, pp. 21-23). AND SAFETY INSPECTION after making repairs and before returning the Power Unit to patient use.

  • Page 22: Troubleshooting Chart - No Air Flow

    Section 9 - Troubleshooting SYMPTOM: NO AIR FLOW ENSURE UNIT IS PLUGGED IN UNPLUG UNIT; CHECK IS CIRCUIT CIRCUIT BREAKER BREAKER LIT? REPAIR/REPLACE CALL RFU LIT? YOUR DEALER UNPLUG UNIT AND OPEN IT IS FILTER REINSTALL INSTALLED FILTER CORRECTLY? IS S2 IS RT1 RECONNECT RT1 PERFORM...

  • Page 23: Repair Procedures

    WARNING Remove the screw and lock washer securing the ground wire to the backing plate. Use only Gaymar replacement parts as Remove the two screws securing the identified in the parts lists (pp. 24-27). terminal block. Use of substitute parts could result in...
  • Page 24 Section 10 - Repair Procedures (cont’d) 10.3 Replacing the Thermistor 10.4 Replacing the motor Assembly (RT1) To replace the motor: To replace the thermistor assembly (item 4, figs. Unplug the Power Unit. 9-10): Remove the six screws securing the 1. Unplug the Power Unit. enclosure.
  • Page 25 Section 10 - Repair Procedures (cont’d) 20. Perform the FUNCTIONAL CHECK AND Cut the four cable ties which secure the PC SAFETY INSPECTION (section 7, pp. 8-15). board wires together. Unplug the following wires from the PC 10.5 Replacing the I. V. Pole Mount board assembly at the terminal block (item 23, fig.

  • Page 26: Drawing/Parts List

    Section 11 - Drawings/Parts Lists Item Description Part Number HEPA filter 78029-000 Filter retainer nut 91396-005 Heater 78136-000 RT1 Thermistor assembly 77942-000 Blower wheel 91369-000 Label, Caution 08985-000 Bed rail hook 77943-000 2.5 mm Figure 9 - TC3001 Detail Drawing...

  • Page 27: Drawing/Parts List

    Section 11 - Drawings/Parts Lists (cont’d) TEST PLUG HOUR TIMER Figure 10 - THERMOSTAT BYPASS TC3001 Detail Drawing OVERTEMP HEAT...

  • Page 28: Drawing/Parts List

    Section 11 - Drawings/Parts Lists (cont’d) To release wires from terminal block, insert a small screwdriver in slot nearest wire and pull towards center. wire tie Figure 11 - TC3001 Detail Drawing...

  • Page 29: Drawings/Parts List

    Section 11 - Drawings/Parts Lists (cont’d) e t I i r c i t p t r a e t I i r c i t p t r a a r t f e i l i h s r t s y l b r o t...

  • Page 30: Wiring Diagram

    Section 13 - Wiring Diagram ATTENTION Static-Sensitive Devices Figure 13 - Wiring Diagram...

  • Page 31: Wiring Diagram

    Section 13 - Wiring Diagram (cont’d)
  • Page 32 ® GAYMAR INDUSTRIES, INC. 10 Centre Drive Orchard Park, NY 14127-2295 Phone: (716) 662-8636 FAX: (716) 662-0730...

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