For questions regarding a central cooling system for your home. This is typically a split system with an outdoor compressor/condenser and an indoor evaporator and air handler. Air ducts are used to cool air throughout the home.

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Central air compressor fan reflects sunlight into house. What can I do about it?

I have a new construction and for whatever reason the HVAC installers placed the compressor right in front of a bedroom window. I don't have any complaints about the noise (it is actually pretty ...
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How to insulate this portion of split AC Pipe?

I bought a new Hitachi split AC lately which isn't cooling as much I was expecting. I checked for leaks/bad installation and found this. (This is connection point of external pipe and pipe which ...
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Are wall air vents a potential problem?

A house I'm looking at has A/C vents in the walls, rather than in the ceiling or floor. I've never lived in a house with air ducts in the walls. Can I expect to have problems? The house was built in ...
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A/C system reports Limit Switch Stuck Open

Unit is a York GM9S080B12UP11G. When switching thermostat to cool, the system activates the compressor fan. Also, I can hear gases moving through the pipes running to the compressor. However, the ...