Hello guys.... Thought I could use your help? Had problem with house cooling down ok, I did not install this new system was put in oct anyway this is a service call house will not cool down here is what I found.
System is a 410a 2 1/2 ton sq ft of house is 1100
Ranch with down flow system all low supplies to high returns sized ok for air. Has piston coil so I did super Heat on it.... WB 76 outside temp 100 Head pressure 400 suction pressure 145 suction line temp 82 tstat reading 85 in house supply discharge temp 65 house will not cool down.... Did notice no (attic fan) ..not pulling outside air from anywhere I can see. Condenser was effected by Sandy. Other contractor changed contacter I put new cap in ...amps were ok on compressor. I don't know what else to check..... Also I pumped system down and checked piston ok. Am I missing something? I don't know what else to check.... Please help....