We have a carrier tech2000 electric heat pump and it won’t stop running. We attempted to turn the unit off at the thermostat, but the only way to stop it is to turn it off at the breaker. The unit outside seems to be off? The outside fan doesn't spin despite the hot hair & constant blowing...

I have a 4 ton Carrier Heat Pump Heating and AC unit. Lately, the unit has been making a horrendous, loud bass trombone sound. This sound comes from the outside unit that houses the fan and compressor. It occurs when the heater/blower in the atic is NOT on. The sound is so loud that it wakes me up...

I have a 4 ton Carrier Heat Pump Heating and AC unit. Lately, the unit has been making a horrendous, loud bass trombone sound. This sound comes from the outside unit that houses the fan and compressor. It occurs when the heater/blower in the atic is NOT on. The sound is so loud that it wakes me up...

Carrier Heat pump does not come on. Just stopped working. How do I trouble shoot for a bad transformer or other parts related to unit no turning on for either a/c or heat?

I live in a high humidity area that has cold winters that can reach but not sustain 0 degrees and hot summers that can reach and sustain almost 100 degrees. I am replacing a whole house Carrier 2.5 ton unit; what is the best replacement with the best warranty for an 1800 sq ft house? I need this...