Dometic DM2672 - Service Manual

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.

Dometic DM2672 Specifications

General

Brand	Dometic
Model	DM2672
Category	Refrigerator
Language	English

Summary

Explanation of Symbols and Safety Instructions

Recognize Safety Information

Identifies safety alert symbol for potential injury hazards and advises obeying messages.

Understand Signal Words

Explains signal words (DANGER, WARNING) indicating hazard degree and potential outcomes.

Supplemental Directives

Lists directives for reducing accidents and injuries during service and maintenance.

General Safety Messages

Provides critical safety warnings for carbon monoxide, electrical hazards, and flammable liquids.

Intended Use

Troubleshooting

General Information

Tools and Materials

Lists recommended tools and materials for servicing Dometic refrigerators.

Model Identification

Explains how to identify refrigerator models using data plates and number breakdowns.

Component Locations

Provides diagrams showing general component locations for different refrigerator models.

Terminology

Defines key terms and components related to refrigerator operation and service.

Wiring Diagrams

Diagnostic Procedures

Error-Based Diagnostics

Details fault descriptions, possible causes, and recommended actions for system errors.

Installation Issues

Power Issues

Outlines checks for DC and AC power supply to the refrigerator, including ripple voltage.

Gas Pressure Issues

Describes how to check gas pressure and factors affecting it, like altitude and tank temperature.

Installation Requirements

Covers necessary clearances, proper leveling, and ventilation for refrigerator installation.

Ambient Temperature Issues

Explains how ambient temperature impacts cooling performance and potential damage below freezing.

Humidity Issues

Discusses how high humidity affects cooling performance and causes condensation/frost.

Altitude Issues

Explains that refrigerators are not designed for extremely high altitudes, affecting gas operation.

RF Interference Issues

Advises on troubleshooting RF interference by isolating the DC power source.

Service Procedures

Removing the Refrigerator from an Enclosure

Step-by-step guide for safely removing the refrigerator from its installed location.

Performing a Gas Leak Test

Details the procedure for safely checking for gas leaks using leak detection fluid.

Testing the Cooling Unit in Bypass Mode

Describes how to test the cooling unit's performance by bypassing it.

Replacing the Lower Control Module

Provides instructions for safely removing and replacing the lower control module.

Testing the Door Gasket

Explains how to test the refrigerator door gasket's seal integrity using a piece of paper.

Replacing the Electrode

Step-by-step guide for removing and replacing the electrode component of the burner assembly.

Testing the Heating Element for Resistance

Details how to test the heating element's resistance to identify faults.

Testing the Thermistor for Resistance

Explains how to test the thermistor's resistance under specific temperature conditions.

Replacing the Water Valve

Step-by-step instructions for safely removing and replacing the refrigerator's water valve.

Disposal

Replacement Parts