Quote:
Originally Posted by 16ACE27
Yes, the outlet temperature is directly related to the inlet temperature. A well operating AC will have a 20 to 25 degree difference. So if your coach is 90 degrees inside you will not get 40 to 50 degrees out of the AC vents either from the dash or the roof.
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Exactly. 20 degrees temperature change is about normal for both the roof or dash A/C. On a good day you might get to 25 when the exterior temps and humidity are optimum for condenser efficiency. Any higher and you risk freezing the evaporator.