Dometic CD20 Service Manual
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- Installation and operating manual (220 pages) ,
- Manual (30 pages) ,
- Installation and operating manual (212 pages)
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Summary of Contents for Dometic CD20
- Page 1 REFRIGERATION REFRIGERATORS CD20, CD30, CD50, CR50T, CR65T, CRX50, CRX65 Refrigerator Service Manual . . . . . . . . . . . . . . . . . . . . . 2...
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Page 2: Table Of Contents
Service Center & Dealer Locations Replacing the Condenser Fan ... . 17 Visit: www.dometic.com 7.10 Replacing the Thermostat Assembly ..17 Read these instructions carefully. -
Page 3: Explanation Of Symbols And Safety
CAUTION • Use only Dometic replacement parts and Indicates a hazardous situation that, if not avoided, components that are specifically approved for use could result in minor or moderate injury. -
Page 4: Troubleshooting
The refrigerator is designed for installation in trucks. Review the Troubleshooting table to help identify the Dometic recommends that the unit be installed into a suspected operational issue, the potential causes, and fixed position. Once it is installed, only the front of the the diagnostic procedure associated with those issues. -
Page 5: General Information
Jumper Wire Screwdrivers 12 VDC Battery Control Module (Secop) Dometic does not recommend the use of a power supply or AC/DC power converter, unless it is supplied by Dometic 4 .2 Model Identification Each refrigerator is manufactured with a data plate... -
Page 6: General Refrigerator Terminology
General Information Refrigerators Term Definition Fan that circulates air, which helps the Condenser Fan condenser unit function properly Power distribution board and Control Module compressor controller that directs incoming power to the unit Component that disconnects the refrigerator from the truck electrical Load Dump system when DC voltage exceeds Board... -
Page 7: Diagnostic Procedures
Refrigerators Diagnostic Procedures 5 Diagnostic Procedures DC12/24V You can identify refrigerator operational issues using Compressor Controller either component-based diagnostic procedures, or via the LED indicator lights on the thermostat assembly. Black − − Refer to the Component-Based Diagnostics (on page 7) and the Error-Based Diagnostics (on Black Gray page 11) sections for more details. - Page 8 Diagnostic Procedures Refrigerators Component Diagnostic Question Action Based On Status Page Condenser Fan Is the condenser fan receiving power • Manually test the condenser fan to ensure from the control module? that it works correctly. • Ensure that the control module is properly wired to send power to the fan.
- Page 9 Refrigerators Diagnostic Procedures Component Diagnostic Question Action Based On Status Page Door Assembly Does the compressor run constantly or • Verify that the door seals and closes turn on/off frequently? properly. • Adjust any door and/or seal issues as needed. •...
- Page 10 Diagnostic Procedures Refrigerators Component Diagnostic Question Action Based On Status Page Thermostat Assembly Are the LED lights illuminated on the • Verify that the thermostat assembly thermostat? has power and that the LED lights are illuminated. • Correct any power or wiring issues as needed.
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Page 11: Error-Based Diagnostics
Refrigerators Diagnostic Procedures 5 .2 Error-Based Diagnostics Refer to the following table to diagnose system errors based on the flash sequences from this indicator light. The thermostat assembly has two LED indicator The CD 30 series refrigerators do not include lights. -
Page 12: Power/Installation Issues
Problem Possible Cause Remedy • Use only Dometic replacement parts and There is an interruption in Establish a components that are specifically approved for use the battery or electronics connection. -
Page 13: Replacing The Refrigerator
Selector Mechanism For specific refrigerator information outside of what is presented in this manual, refer to the appliance installation manual at www.dometic.com. 7 .2 Replacing the Control Module 7 Replacing the Vent Cover and Mechanism 1. Locate and remove the four screws securing the vent cover to the refrigerator unit. -
Page 14: Replacing The Door Assembly And Hinges
Service Procedures Refrigerators 7 .4 Replacing the Door Assembly 7 .5 Adjusting the Door and Hinges 9 Adjusting the Door Before adjustment begins, set the vent mechanism to the "normal" position (no marking). 1. Verify that the gasket is not rolled over on the hinge 8 Replacing the Door Assembly and Hinges side of the door upon closing. -
Page 15: Replacing The Handle Assembly
Refrigerators Service Procedures – Tilt the unit backwards to gain access to the lower 6. Carefully replace the plunger and verify that the door latch catch, and adjust it so that the door catches closes properly and that the light turns off. Make any both the upper and lower latches simultaneously adjustments as needed to ensure proper placement. -
Page 16: Replacing The Lower Latch Catch
Service Procedures Refrigerators 7 .7 Replacing the Lower Latch Catch 7 .8 Replacing the Door Panel 12 Replacing the Lower Latch Catch 13 Replacing the Door Panel 1. Locate and remove the Phillips-head screw securing CAUTION: CUT HAZARD . the lower latch catch to the bottom of the unit. The metal door panel is very sharp, so use care when handling. -
Page 17: Replacing The Condenser Fan
Refrigerators Service Procedures 7 .9 Replacing the Condenser Fan 7 .10 .1 Replacing CRX Series Thermostat Assemblies 15 Removing the Thermostat Sticker 1. Carefully pry the adhesive control panel film from the existing assembly. The adhesive control panel film will not be reused. 14 Replacing the Condenser Fan 1. - Page 18 Service Procedures Refrigerators Handle the capillary tubing attached to the thermostat carefully to ensure that it does not become bent or kinked. 6. Remove the thermostat assembly completely by disconnecting the electrical connector: – Remove the hot-melt glue that was put on the lock of the connector.
- Page 19 Refrigerators Service Procedures 21 Arranging the Thermostat 10. Arrange the new thermostat as shown in Figure 21. 11. Complete these steps in reverse order to install the new thermostat assembly, ensuring that: 23 Removing the Thermostat Assembly – Hot-melt glue or other adhesive is applied to the locations where the glue was removed (the 3.
- Page 20 Service Procedures Refrigerators 5. Remove the thermostat assembly completely by 9. Note the wire colors and locations on the thermostat disconnecting the electrical connector: terminals. – Remove the hot-melt glue securing the connector. 10. Disconnect the blue, yellow, and white electrical connectors from the thermostat terminals.
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Page 21: Replacing The Light Bulb
6. Complete these steps in reverse order to install the 2. Remove the light bulb cover and the light bulb. new NTC sensor. Dometic recommends that gloves be used when 7 .13 Replacing the Freezer touching light bulbs, as oils from hands could significantly reduce the life of the bulb. -
Page 22: Replacing The Crisper Bin Shelf
Service Procedures Refrigerators 7 .14 Replacing the Crisper Bin Shelf 1. Open the refrigerator door. The crisper bin door has two prongs, one on either side, slightly protruding into the cabinet liner. 2. Gently bend the door in the middle and pull on one side until the prong is removed from the liner. -
Page 23: Maintenance
3. Close the door until it latches into place, ensuring For the most current parts information, visit that the locking wheel is set to the "vent" position. www.dometic.com. 4. Keep the unit powered off until all frost is removed. 8 .2 Storing the Refrigerator... -
Page 24: Customer Support
Nordensvej 15, Taulov MEXICO Dometic Pte Ltd UNITED KINGDOM DK-7000 Fredericia Dometic Mx, S. de R. L. de C. V. 18 Boon Lay Way 06–140 Trade Hub 21 Dometic UK Ltd. +45 75585966 Circuito Médicos No. 6 Local 1...