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Dometic DM2662 - Service Manual

Dometic DM2662
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REFRIGERATION
REFRIGERATORS
Form No. 3317426.000 01/21 | ©2021 Dometic Corporation
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
DM2652, DM2662, DM2663, DM2672, DM2682, DM2683, DM2852, DM2862,
DM2872, DM2882, DMR702 (first gen), DMR702-C, DMR702-D, DMR702-E, RM1350,
RM2351, RM2354, RM2451, RM2454, RM2551, RM2554, RM3762, RM3962
EN
Americana and New Generation
Refrigerators
Service Manual ........................2
WARNING: If the information in this manual is not followed
exactly, a fire or explosion may result, causing property
damage, personal injury, or death.
– Do not store or use gasoline or other flammable vapors
and liquids in the vicinity of this or any other appliance.
– WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch.
• Do not use any phone in your recreational vehicle.
• Clear the recreational vehicle of all occupants.
• Turn off the gas supply tank valve(s) or main gas supply.
• Immediately call your gas supplier for instructions.
If you cannot reach your gas supplier, call the fire
department.
– Have the gas system checked and leakage source
corrected by a qualified installer, service agency,
manufacturer or dealer, or the gas supplier.

Table of Contents

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Preview: Operating Instructions
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Preview: User Manual
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Questions and Answers

  • L
    lewispaulDec 1, 2025
    What to do if Dometic DM2662 Refrigerator is not cold enough?
    • S
      Stacey MccoyDec 1, 2025
      If your Dometic refrigerator or freezer isn't cold enough, here are a few things to check: * Ensure the plug is firmly connected to the socket and the socket is switched on. Test the socket with another appliance. * Replace any defective fuses. * For models with a thermostat, verify it's properly set. * Make sure the refrigerator is level, as this is crucial for its operation. * Avoid heavy frost build-up by not leaving the door open longer than necessary. * Check for a power failure and ensure the AC supply and control system fuses are intact. * Confirm the door has been closed properly. * Avoid overpacking the refrigerator; arrange food to allow free air circulation. For burner-related issues (dirty, damaged, improperly located burner; clogged burner jet; improperly ins...
  • J
    Jason WatersAug 25, 2025
    Why is my Dometic DM2662 Refrigerator light on but not cooling?
    • T
      Tyler PenaAug 25, 2025
      If your Dometic Refrigerator isn't operating but the interior light is on, the issue might stem from a few potential causes. Check if the mode or a switch is set incorrectly. It's also possible that the DC voltage is too low or absent. The thermistor might not be operating within the proper temperature range. Another potential cause is that the communication wire harness has lost continuity or is shorted to ground. Lastly, there might be a short or a failed circuit in the lower control module.
  • P
    Patrick OrtegaAug 25, 2025
    Why Dometic DM2662 works on electric but not gas?
    • A
      Andrew BarajasAug 26, 2025
      If your Dometic Refrigerator operates in electric mode but not in gas mode, several issues could be the cause. First, check if the mode or a switch is set incorrectly. The gas pressure might be too low or absent. Ensure the knob on the gas valve hasn't been turned to the off or closed position. Altitude might be affecting the refrigerator's operation in gas mode. The re-igniter might not be creating a spark, or the resistance on the gas valve solenoid might be out of specification. The orifice could be blocked or incorrectly sized. For older Americana models, the thermocouple might be defective. The burner could be blocked, the wiring might be faulty, shorted, or miswired, or there could be a short or a failed circuit in the lower control module.
  • G
    garcialisaAug 27, 2025
    Why is my Dometic DM2662 freezing food?
    • N
      Nicole NguyenAug 27, 2025
      If the fresh food compartment in your Dometic Refrigerator is freezing, it could be because the thermistor is not operating within the proper temperature range, or there is a short or a failed circuit in the lower control module.
  • E
    Elizabeth SimsAug 27, 2025
    Why is my Dometic Refrigerator not cooling well on gas?
    • R
      Rose MeyersAug 27, 2025
      If your Dometic Refrigerator operates in gas mode but does not cool properly, the flue baffle is likely out of place or damaged.
  • B
    Brandon PriceSep 16, 2025
    Why does the light stay on in my Dometic Refrigerator?
    • L
      Lisa WolfeSep 16, 2025
      If the interior light remains on when the door is closed on your Dometic Refrigerator, the light switch is likely wired incorrectly.
  • A
    Austin RobertsSep 14, 2025
    What does E0 error mean on a Dometic DM2662 Refrigerator?
    • J
      joseph86Sep 14, 2025
      If 'E0' is displayed and three thermostat range setting lights are flashing on your New Generation Dometic Refrigerator (First generation DMR702 and DMR702-D models only), the DC voltage is too low, or the lower control module cannot handle the AC ripple level.
  • R
    reginald64Sep 15, 2025
    Why won't the door close on my Dometic DM2662?
    • A
      Amanda LangSep 15, 2025
      If the door of your Dometic Refrigerator does not close properly, the door is likely warped.
  • D
    Donna KempSep 6, 2025
    What to do if Ammonia emanates from Dometic DM2662?
    • E
      Erica PotterSep 6, 2025
      If ammonia is emanating from your Dometic refrigerator, immediately turn it off. Open windows and doors to air out the area and evacuate. Contact a Dometic dealer or Service Center and do not use the refrigerator until it has been repaired.
  • K
    Kirk ThompsonSep 4, 2025
    Why does my Dometic Refrigerator build up frost so fast?
    • S
      Sara StrongSep 4, 2025
      If your Dometic Refrigerator rapidly builds up frost, the door has likely been open too often or for too long.

Summary

Safety and General Information

Safety Instructions and Warnings

Covers safety symbols, signal words, directives, and general safety messages.

General Information Topics

Includes tools, model identification, component locations, and terminology.

Troubleshooting and Diagnostics

Troubleshooting Guide

Provides tables of operational issues, potential causes, and diagnostic steps.

Diagnostic Procedures

Guides for identifying operational issues by diagnosing individual components.

Error-Based Diagnostics

Diagnosing system errors for Americana and New Generation models based on fault descriptions.

Installation and Service Procedures

Installation Issues

Addresses common refrigerator problems caused by external factors or improper installation.

Key Service Procedures

Covers essential tasks like removing the unit, performing leak tests, and component replacements.

Disposal and Parts Information

Product Disposal Guidelines

Instructions for recycling packaging and disposing of the product responsibly.

Replacement Parts Information

Information on obtaining the most current parts for the refrigerator.

Dometic DM2662 Specifications

General IconGeneral
ModelDM2662
TypeAbsorption Refrigerator
Capacity6 cu. ft.
Weight123 lbs
Total Capacity6 cu. ft.
Power SourceLP Gas
ColorBlack
Energy SourceLP Gas

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