Dometic fridge in our new 17b seems to be ok but then we have not challenged it with hot weather operation.
Dometic fridge interior light not working.
The interior light of your refrigerator is controlled by a switch that is activated when the door is opened and closed.
When i replaced the festoon bulb and manually operated the switch it proved inoperative.
That being said the check light should not go on in the case you set the refrigerator in auto mode and there are available electricity.
The sensor is inside the black panel at the top of the fridge to get at it pull off the control knobs take out 2 small screws underneath the top panel pull the panel forward the cable from the sensor is quite short you can only pull it forward a couple.
Contact a dometic dealer or service center.
How to test a refrigerator door light switch with a multi meter.
Unplug your refrigerator and locate your door light switch.
The freezer works ok but not so the cabinet.
I did find a blue wire not connected to anything near the module when i checked the fuses.
The working principle of the dometic rv refrigerator check light.
Do not use the refrigerator until it has been repaired.
In auto mode the fridge.
No display lights no interior light and does not run except i have no blown fuses.
Interior light not working on dometic 4 3 fridge the performance of the 4 3 cu.
None at the fuse panel and none in the module at rear.
The refrigerator does not work on 120v ac.
The interior light in my dometic ndr 1292 fridge stopped working.
If the interior light does not work in the fridge the problem is likely to be the sensor.
This was unfortunately not a simple fix and i ended up getting in deeper than expected in regar.
Could this be the problem.
As mentioned above the check light of dometic fridge would activate if it a problem occur within the gas system.
Open windows and door to air out the coach and evacuate.
If this switch malfunctions the light might not turn on consistently if at all.
My dometic 2852 fridge is not working.
However the interior light never seems to work.
We have a 5 year old millard van with a 3 way dometic fridge that isnt working properly.
In this video i literally pull apart and test all components.