Please help! We're hosting Thanksgiving dinner for family & the heater in my basement does not blow hot air at all. The hetaing unit blows cool air only. I switched to A/C and it also blows cool air only. Any suggestions prior to calling repairman? In the spirit of Thanksgiving my cold...

My furnace will turn on and blow cold air at times. When I notice it I can turn it off on the thermostat and then turn it back on check the furnace and it lights up and blows hot air. I have also just pulled the panel off the furnace to trip the switch on it and then put the panel back on and the...

We have a central ac/heat system by amana(modBMA42F10A).. ac works great.. Heat blows cold air... used last year and worked fine.. seems like heat coils are not turning on... I took them out cleaned and checked them for continuity.. put them back.. Temp limit sensor was dirty... (cleaned it...

\ Our heating unit (central) is blowing cold air. This is only occurring in downstairs unit. There are 2 separate units in the home. Any ideas on what to do before calling an expert? The HVAC unit is all electric. It is set to Auto. We had problems with the A/C where you gad to set the...