If you re the rv s air conditioner system not blowing cold air or overheats easily the coils and fins may need to be cleaned and dusted.
Travel trailer ac unit not cooling.
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.
While you are at it you should also check the roof portions of the ac unit for leaks loose bolts or gaskets.
When it comes to the sealed system all brands coleman duo therm carrier and intertherm work by using the basic principals of refrigeration.
But the problem is that a larger profile unit may cause drag and wind resistance eating up your fuel supply as you drive.
And to all rvers rv air conditioner not blowing cold is a troublesome issue especially if the vehicle is exposed to high temperature and blazing sunlight.
The problem itself is related to the freon levels in your ac unit but it is a rather easy problem to fix.
If you notice ice or frost buildup you might be low on freon and the unit needs to be recharged.
The two most common complaints are not cooling and leaks.
Small profiles may not be good this is a difficult decision to make as you need a larger profile ac unit in order to keep your rv cool.