Why is my Dometic Refrigerator not cooling well on gas?
- RRyan MillsAug 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.






Why is my Dometic Refrigerator not cooling well on gas?
If your Dometic Refrigerator operates in gas mode but does not cool properly, the flue baffle is likely out of place or damaged.
Why is my Dometic Refrigerator freezing food?
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.
Why Dometic Refrigerator works on electric but not gas?
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.
Why is my Dometic Refrigerator light on but not cooling?
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.
| Brand | Dometic |
|---|---|
| Model | DM2663 |
| Category | Refrigerator |
| Language | English |
Explains symbols used in the manual for safety and information.
Details safety standards and local code compliance for appliance installation.
Outlines necessary airflow and vent openings for proper cooling unit operation.
Step-by-step guide for physically placing the refrigerator into its designated enclosure.
Instructions on how to fasten the refrigerator securely within the enclosure to prevent movement.
Instructions for routing and securing the drain hose for water disposal.
Details on connecting the gas supply line, including safety checks.
Procedure for verifying the correct operation of the LP gas safety shutoff mechanism.
Instructions for connecting the refrigerator to a 120V AC power source.
Guidelines for connecting the refrigerator to a 12V DC power supply for operation.
Instructions on how to change the direction the refrigerator door opens.
Guide for attaching decorative or functional panels to the refrigerator doors.
General explanation of the absorption cooling system and its components.
Details on AUTO, GAS, and DC operating modes and their functions.
Describes how the system operates during component failures or sensor issues.
Information on the climate control feature to manage condensation.
Feature for operating the refrigerator in low ambient temperatures.
Explanation of how the thermostat controls both gas and electric operation.
Visual guides showing the arrangement and function of control panel buttons and indicators.
Steps to safely start the refrigerator, including gas burner checks.
How to activate the climate control feature for condensation management.
How to activate the low ambient control for cold weather operation.
Explanation of the ice maker's operational mechanism and requirements.
Procedure for modifying the size of ice cubes produced by the ice maker.
Guidelines for storing food in the fresh food compartment, including temperature zones and packing tips.
Recommendations for storing food in the freezer compartment, including covering and placement.
Procedures for defrosting the refrigerator, including what not to use.
Steps to drain the ice maker for storage or cold weather to prevent damage.
Instructions for safely replacing the internal refrigerator lamp.
Information on using the card to keep doors ajar during storage.
Information regarding the refrigerator's electrical components, including heaters.
Details on fuse types, locations, and replacement procedures for the refrigerator.
Routine checks and cleaning procedures for the control system, connections, and gas pressure.
Procedures for cleaning the flue system and burner assembly for optimal performance.
Checks and remedies for issues where the refrigerator has stopped cooling or is not cold enough.
Identifies potential causes of fume odors and their remedies.
Troubleshooting steps for when the refrigerator fails to operate on gas.
A comprehensive list of common spare parts and their corresponding model numbers.
Information on accessing Dometic's website for product support and contact details.
Instructions on how to register the refrigerator for warranty and enhanced communication.
Overview of the product's warranty and maintenance program.
Section to log maintenance activities performed during the first year of ownership.
Section to log maintenance activities performed during the second year of ownership.
Diagram showing the rear view components for the RM2351 model.
Diagram showing the rear view components for the RM2354 model.
Diagram showing rear view components for RM2451, RM2454, RM2551, and RM2554 models.
Diagram showing rear view components for DM2652, DM2662, DM2663, DM2852, DM2862, DM3862, and NDM1062 models.
Diagram illustrating the rear view components of the NDM1062 model.
Diagram showing the rear view components for the NDR1292 model.
Electrical wiring diagrams for RM2351, RM2451, and RM2551 models.
Electrical wiring diagrams for RM2354, RM2454, and RM2554 models.
Electrical wiring diagrams for DM2652, DM2662, DM2852, and DM2862 models.
Wiring diagrams for models DM2652, DM2852, and DM2862 equipped with an optional fan.
Electrical wiring diagrams specific to the DM2663 model.
Electrical wiring diagrams for the DM3862 model.
Electrical wiring diagrams for the NDM1062 model, including variations.
Wiring diagrams for NDM1062 models equipped with an ice maker.
Wiring diagrams for NDM1062 models featuring door insert panels.
Wiring diagrams for NDM1062 models with door insert panels and an ice maker.
Electrical wiring diagrams for the NDR1292 model.
Wiring diagrams for NDR1292 models featuring door insert panels.
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