Air turns on,after about 1 hour copper line starts freezing and makes it shut down, does any body know what this could be, thanks, Dave

Hello- I have a lennox hs29-030-1p ac that stopped working. I turned the unit off & flipped all the breakers and waited an hour before I turned it back on... cold air started to come out, BUT the FAN on the OUTSIDE unit was not spinning. I turned the unit back off and am now wondering what sort...

Outside unit cooling fan runs a few minutes and stops. Changed capacitor and worked a day or so and is now doing the same thing. When fan stops compressor still runs and fan is getting very hot. Is the fan motor going bad or could the new capacitor be bad as well, or could something be burning the...

Replacing my main contactor again due to cold solder joint caused by corrosion on the timer control. I tried bypassing the timer, because my digital thermostat (Honeywell rth 7000 series) already has one. Have the yellow from the thermostat going to one side of the coil on the contactor and the...

I have the Lennox Elite HS29-030-1P air conditioner and its running non stop and just not cooling the house.. the air is barely cool coming out the registers. It seems to be running properly but just not cold. IS this a freon issue? Or do they have a filter that might need changing or something? I...