Dometic RV Refrigerator Cooling Issue

Dometic is a renowned brand in RV refrigerator market. Their refrigerators are used all over the RV world. But sometimes users of Dometic RV refrigerator face many problems in the matter of cooling.

The common issues for a Dometic RV refrigerator not cooling can be faulty board connection, insufficient airflow; RV is not leveled, overloading, faulty components.

Most of these challenges may be resolved with basic tactical understanding and without the need for a specialist. In this post, the causes and solutions to these issues are discussed.

Dometic RV Refrigerator Cooling Issue
Reasons Why Dometic RV Refrigerator Not Cooling

What Causes the Dometic RV Refrigerator to Prevent Cooling?

Dometic RV refrigerators, like any refrigerators, can be troublesome at times. There have been several reports of people’s refrigerators not chilling. The following are the most typical causes of a Dometic RV refrigerator not cooling:

  • Faulty board connection
  • Insufficient airflow
  • Ammonia leakage
  • RV is not leveled
  • Overloading of the refrigerator
  • Faulty components
  • Exhaust Pipe

By taking a closer look at your Dometic RV’s refrigerator, you can easily spot these faults and signs.

READ ALSO: Keystone RV Refrigerator Not Cooling: Causes and Fixes

Troubleshooting the Dometic RV Refrigerator Not Cooling Problem

In this section, the techniques of identifying and resolving the most typical causes of a Dometic RV refrigerator cooling problem will be discussed. You will also learn how to do these things safely and save money on unneeded repairs.

Fix the Faulty Board Connection

A couple of control boards of Dometic RV refrigerator are known to become faulty over time. And there is a high chance that any of them have failed. You can use a multimeter to see if are functioning properly.

You should also check the breaker box to confirm the fridge is getting power. Sometimes just changing a fuse can solve the problem. You should also check the connections if they are providing enough power to the refrigerator.

Check for Sufficient Airflow

Airflow is an important part of a Dometic RV refrigerator. Dometic refrigerators need a good airflow for the condenser fins to work properly. Make sure the condenser fins are getting a nice amount of airflow.

If needed you can add an extra fan to ensure the condenser fin is getting proper airflow or if there is any problem in the fan then you have to change it.

Fix the Faulty Components

Sometimes some parts or components are needed to replace to ensure safety. It also enables your refrigerator to work properly.

So, if you don’t find any of the above situations then you should call a professional to find the problems and then they will change the part that needs to be replaced. If you try to do it yourself it can damage your refrigerator more.

Examine the Exhaust Pipe

Blockage in the exhaust pipe can stop the flow of hot air out of the Dometic refrigerator.  In that case the trapped air stops the refrigerator to work properly in which case your refrigerator won’t cool down enough to keep your food fresh.

So you have to check your exhaust pipe for any type of obstruction. You have to go to the roof of your RV and then you have to open the upper cover of the exhaust pipe. 

Then you should check if anything is obstructing the air from coming out. Also, clean it properly. Then you can restart your refrigerator to see if it is working properly.

Check the Propane Heating

There are several steps you should do if your Dometic RV refrigerator is running on propane and the cooling is not working. Check the valves and pipelines first to determine if there is any obstruction.

You should also monitor your propane level. You can also do a flame test, if the flame is blue than its right if it is yellowish then there is a problem. You can also hear the sound of the propane burning if you listen carefully.

Because by burning propane it creates heat which heat up the ammonia and helps to cool the refrigerator. So it is important that the propane is burning and burning properly. So always double-check this.

READ ALSO: How Much Air Circulation Does a Normal Refrigerator Need?

What are Some Techniques to Prevent the Dometic RV Refrigerator from Not Cooling?

There are some precautions that you should follow to ensure that this problem does not occur to your RV again. These are:

  1. Level the RV properly: If the RV is not leveled properly the refrigerator won’t work as intended. You have to ensure your RV is leveled properly.

Gas absorption refrigerators from Dometic use gravity to stay cool. This guarantees that the refrigerant fluid flows appropriately via the pipes in the appliance’s rear, extracting heat from the absorption fridge.

So, you should level your RV using the user manual every time to ensure the Dometic refrigerator is cooling and ensuring fresh food supply for yourself.

  • Do not overload the refrigerator: You should also be careful to not overload the refrigerator with stuffs. If the refrigerator is overloaded the cool air cannot circulate properly.

That means your foods are not getting enough cool air which can degrade their quality. So you should pack your stuffs carefully in the refrigerator so that they can stay fresh for a long time.

  • Prevent ammonia leakage: You need to check the back side of your Dometic refrigerator for any type of leakage. You have to remove the plastic cover of your refrigerator.

If you see any yellow or sulfuric buildup that means there is an ammonia leakage in your refrigerator.

It is a serious issue, without the gas the refrigerator cannot cool.  In this matter you should consult a professional. You should not try to fix it by yourself.

The most important part of preventing this issue is to follow the user manual provided with your Dometic RV. This will also ensure the prevention of most problems.

Frequently Asked Questions (FAQs)

How do I turn my Dometic RV refrigerator on?

Most of RV refrigerator has an external on off Switch to turn the refrigerator on or off. You should check your user manual to find everything you need to know about turning on your refrigerator.

What is the coldest setting on a Dometic RV refrigerator?

Dometic RV refrigerator indicates temperature by number 1 to 5 where 5 is the coldest setting.

How does a thermistor work in a Dometic RV refrigerator?

Thermistor is also known as a temperature probe. It helps to maintain the temperature in an RV refrigerator. It changes its resistance according to temperature of the surrounding air.

How to adjust the temperature in Dometic RV refrigerator?

At first you have to look inside your refrigerator. There you will find a lever in one of the fins. The lever can be used as a controller for the temperature control of the refrigerator. Sliding the lever up or down will change the temperature in your refrigerator.

How to reset my RV refrigerator?

Every RV is different from each other depending on the model. But the most common way is by a reset button. In most of the models you will find a reset button inside the refrigerator. You have to press it to successfully reset your RV refrigerator.