Hello, My air is not working. The thermostat is set to 77 degrees and it is 80 degrees in the house. I have turned the breaker off and back on. The fan on the unit outside the house is running, but cool air is coming out, not warm as I expected. I turned everything off for 2 hours to see...

In A/C mode, the comppressor turns on , but the fan will not. In heat mode, nothing happens, I'm thinking because the fan needs to run to withdraw the exhaust from the gas. If I turn the fan switch to "on" still have no fan. I have a digital thermostat Any help out there. Thanks in advanced.

Last year I had a new 5 ton Trane XR-13 external unit installed but did not replace the air handler inside. I want to do that now since it is 15 years old and has had mechanical problems lately. A variable-speed air handler would cost about $800 more than a non-variable but seems like a good deal...

I have a Lennox, 10 year old central air unit in my condo. The Air Handler Fan is not turning on as it's supposed to. I opened the unit and gave the fan a spin, and then it worked fine but still will not start on its own. I put the fan on manual and just letting it run, and that's keeping the...

We recently purchased a Trane 16Xi with a Trane 4TEE variable speed air handler. The air handler has been installed upside down. Is this right? At 75 degrees the compressor is coming on for 10 minutes. shutting down for 20 minutes. The humidity in the house is running 57% to 61%. Outside...