Please help... My home is 5T ac and the problem was the temp. never drop below 79 degree, low pressure 72, high pressure 250psi, I had checked the intake and all the ducks and found No leak. Seem like anythings that recommends are working fine but NOt cold enough. Would someone have any ideas or susgesstion for further troubleshooting. Thank so large. Tran:mad:

low pressure 72, high pressure 250psi,

Calculate your superheat or subcooling and get back to us with your figures.