Originally Posted by RSchleder
The poster stated that their frig worked for 3 years on batteries! I think the first thing I'd do is pull the batteries, take them to a shop and have a load test performed. After 3 years, you could be reaching the end of the useful life of your RV's batteries.
X2. Sometimes a battery can be fully charges yet will not stand up to a load. 3 years is a good time to replace.
You might try running of the TV for little while, assuming that battery is good.