If dometic had a statement in their manual that the check light would come on in the dc mode when the voltage was low we wouldn t be looking at the refrigerator for problems first.
Dometic rv refrigerator check light on.
If both voltages are present and all indicator lamps work check for trouble codes on refrigerators that have this feature.
This can be done with a 12 volt test light or a multimeter.
On ac check light comes cool i have a 1995 dometic rv refrigerator freezer.
The working principle of the dometic rv refrigerator check light.
1995 dometic rv refrigerator freezer.
There are also safety features that for instance will automatically switch over to using lp gas for power when there is no longer any ac electricity generator power or shore power.
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.
On ac it will run about 8 10 hours then the check light comes on.
As mentioned above the check light of dometic fridge would activate if it a problem occur within the gas system.
Imho this is a classic example of neglect by the writers of manuals causing people to go around in circles trying to answer a simple question when the answer is.
A common problem is when the refrigerator stops cooling properly especially after it hasn t been used in awhile.
See how to solve a number of rv refrigerator repair issues yourself online repair manuals for dometic and norcold refrigerators and when it makes sense to replace instead of repair an rv refrigerator.