Our dash a/c (Evans) stopped getting cold. It all works, blows air and puts it in the right place, gets warm when I ask for heat, just don't get cold on a/c. I verified that the water valve moves p...
140 psi static pressure is way more than you need for compressor to start. Usually low pressure switch is 30 psi. You need to track why compressor clutch is not working. 12V check light and tracking the power from the switch will help.