There can be issues with the thermostat or the capacitor in the air conditioner.
Rv ac system not cooling.
The ac unit could be old.
One can face varying issues with camper ac s like the rv ac shuts off on its own or the ac turns on and off repeatedly or sometimes the ac wont blow cold air at all.
Pulling the handle stops the air conditioner from using the ducts and just blows the air out like a non duct system.
With the thermostat the colder warmer knob turned all the way cold the air conditioner would cool the inside of the rv to about 76 degrees.
It could simply be too hot outside for your ac to keep up.
Rv ac blows cold then warm what causes this to happen is not that difficult to diagnosis.
There are several potential causes for the ac not keeping the air cool in your rv.
It s not unusual for rv ac units to not cool as well after a few years of use.
Rv air conditioner non ducted.
Unless you have two ac units.
So how do you identify and repair these issues.
There are two main systems to an rv s roof air conditioning unit the sealed unit which is the refrigeration part and the air handling system.
As already stated the non ducted system simply blows air into your rv from its central roof top location.
The fan would still run but it was no longer cooling the air.
Also a duct system is easily modified if there are cooling problems.
When it comes to the sealed system all brands coleman duo therm carrier and intertherm work by using the basic principals of refrigeration.