Rv Roof Ac Freeze Up

It is possible that your new rv ac is built with a cold switch.

Rv roof ac freeze up.

Skylight moon roof lavatory vents also conspire close those shades. In many cases freezing up ac is simply the result of a poorly configured thermostat. If your rv ac is freezing up at night it means that the night air is a lot lower than that benchmark. The majority of rv a c freeze ups are caused by low airflow usually due to dirty evaporator or condenser coils.

Freeze ups can and do happen in high humidity. Brand new rv ac freezing up. This is true with the newer duo therm ac. There are four main reasons your air conditioner may freeze up.

I believe this is a self inflicted problem caused by leaving the roof vents open while running the a c. Even in high ambient temperatures. You are running your air conditioner when the outside air is below 62 degrees. A simple continuity test and temperature measurement should quickly reveal the status of your freeze control device.

A crow bet that the dealer finds nothing wrong with the ac. If it fails to open and the temperature is above 69 degrees it needs to be replaced. Once closed it will reopen when the temperature rises to between 61 and 69 degrees f. You can prevent this by setting modest thermostat temperatures or 72 75.

The coils in your air conditioner unit evaporator coils and condenser coils need to be cleaned regularly. If i m correct the a c pulled humid air in from outs. If you set your thermostat too low the ac is going to blast chilled air which will inevitably lead to over cooling and condensation. If it fails to open and the temperature is above 69 degrees it needs to be replaced.

This freeze control is a thermally activated switch of sorts that closes once the temperature of the evaporator falls below 49 degrees f. Your air conditioner is low on freon. This can also result from running an ac at a sufficiently low temperature for long enough. If either set of coils is dirty the air conditioner needs to work harder to cool the air and transfer heat out of the rv.

So there you are on a blazing hot day with no air coming out of the vents and no compressor operation. In all instances every effort is made to ensure the correctness of all content on the rv doctor website.