Carrier 38CKC042 Air Conditioner "unit not heat" Questions

unit set to heat but outside unit fan won't turn on. Outside temp is below freezing. The weird thing is that you unit is putting out heat and not set to emergency heat If it is a heatpump, the outside

...and no compressoroperation. Below 40F heat pumps lose efficiency, much lower than 40F requires Emergency heat setting. Your unit may be mis wired, contactor stuck closed,or wrong thermostat is

...heat; outside unit does not come on. I have hit the reset button outside. no response. Is the outside unit suppose to running when the inside unit is on? If your unit is blowing heat inside and it's ...

...added backup resistance heat. Then again it could be a settings problem. Ifd the unit is not set in the right mode, and the thermostat is not set correctly, the unit may operate and not produce

unit a heat pump or a/c Hi, to tell if your unit is a heat-pump or not, if the indoor unit is not gas fired, it is a split system heat pump. If it uses gas or propane gas, its a split system gas/elect

...unit to 90 and still get not heat. chances arre it is the high limit sensor L240F I have the same problem with my Amana PTH153B50AE . It runs with cool air come out but no heat. Can someone suggest ...

...unit. The heat pump works ok until the temp gets around freezing then not enough heat to hold the thermostat setting. I suspect the strips should be helping the heat pump but is not. I can manually ...

...heat unit brand is acarrier split unit To get proper heat your setting temp +5 degree than room temp. And mode should be in " Heat". And wait for 3 to 5 minutes. If still not stats, restart the unit ...

...heating, if one unit decides to heat it will shut down until master unit decides to heat then it will start, for each unit to individually heat and cool there would have to be 3 pipes to each

...to the outdoor unit to defrost it, then the heat has to build up again before the indoor unit fan runs up again and blows heat. Mine does the same every 20 mins or so (its -2 outside) brrrr ...