I have a Fujitsu mini split system which needs a little 410a refrigerant added to it. This particular unit has a very small leak, and needed a top off about 3 years after it was installed. It's now about 3 years after that, and it's not putting out very cold air. The wait to get an AC tech...

I'm looking for advice or ideas for a potential small shop I may start using. My guess is that shop has a single 120v outlet in it to simply run the garage door. This is a very old single-car garage in DC. However, if I were to use the space, I'm guessing I would need more power than that, but...

From May 2016 to just about three weeks ago the AC unit would ice up outside along with the evaporator coil above the furnace. This happened about ten times. Three weeks ago, AC was recharged and was cooling again. Two days ago I was in the house and I heard this horrible squealing noise...

Air conditioner unit ices up. Ice builds up in the unit itself. By that, I mean when you look beyond the fan blade you see pipes covered in ice. Pipe(s) from wall to ac covered in ice. In the house, there is ice build up on a pipe that goes into the evap coil box. I would assume the evap coils...

Greetings all I have an old Tempstar roof unit. I don't know a thing about HVAC so I can't tell you if it's a heat pump or AC unit. It also supplies heat so would this make it a heat pump ? I hate being ignorant on a subject but I just don't know. Any way heres the problem. Last week the unit...