Why is my fridge icing up at the back?

During the cooling process, the humidity/moisture starts to condense on the back wall as this is one of the coldest places in the fridge. These droplets can be frozen, and ice can build up on the back wall.

How much does it cost to replace a Dometic RV refrigerator?

This is a Dometic RV refrigerator. It has been freezing things. The factory uses a Thermistor to control the temperature in this unit. They are fixed or non-adjustable and prone to failure. I am replacing the Thermistor with an Articca adjustable Thermistor, or Thermostat. It is the same price as a replacement thermistor, about 22 dollars US.

Is the cooling unit on a Dometic refrigerator gravity operated?

Below is a useful diagram of the gas absorption cooling unit on your Dometic refrigerator: The first thing to know is that the cooling units on every Dometic gas absorption refrigerator are gravity operated and MUST be level in order to run properly.

Where is the thermistor on a Dometic refrigerator?

For the RVers that love the heat, we recommend installing some fans in the back to help with the air flow. The next thing to check is your Thermistor (thermostat/ resistor) located inside the refrigerator. It has a 4-prong connector located at your light fixture at one end and the other end connects inside the refrigerator on one of the back fins.

Can a AC / DC Dometic refrigerator be troubleshooting?

AC/DC model Dometic refrigerators are fairly simple in troubleshooting. You will know that you have one of these models if the refrigerator has a compressor in the back (typically installed in boats and trucks). Most RV’s have gas absorption refrigerators and these can be more troublesome since there are more components that affect the cooling.

What to do if your Dometic fridge freezes?

Dometic Refrigerator Freezing Everything – What To Do. 1 1. The Damper Control Assembly. To confirm the state of the damper control assembly, locate it inside the fridge and visually inspect it. If it is 2 2. The Thermostat. 3 3. The Gasket. 4 4. The Temperature Setting. 5 5. The Thermistor.