Coleman rooftop AC not cooling - UPDATE
Basically, the unit was working fine about a month ago and now its blowing warm air. The compressor comes on and the condenser / evaporator fans are also on. The suction line is not cold it feels to b...
Forum Discussion
Thank you for the replies. The consensus of a leak was confirmed. I installed a saddle valve to test for pressure and the system was virtually empty. I pumped nitrogen in and found the leak right at the connection of the suction line into the compressor. I plan to repair the leak, remove the saddle valve and braze in a service port, evacuate and recharge in 18oz. of R22. I still need a service port(cheap), micron gauge(don't have one, can't get one, will just have to wing it), and a scale(borrow).
