The number of HVAC Problems I've seen since 1977 could fill a good size book. In that period of time between 1977 and now I've learned that not all problems can be lumped into a single category. ...
Category: General Information
You likely have a heat pump if your outdoor unit runs in both heat and cool mode. An air conditioner should only be run in warm summer weather. Don't confuse this with an indoor furnace. This is...
This is an important and confusing question to answer. Especially if you need to buy some R410A refrigerant. If you get the wrong answer you could be breaking the law. I've been in this refrigerant...
Air penetrates the walls of homes, especially older homes, and finds it's way to unsuspecting thermostats causing changes in temperature that can haunt a homeowner.
The sequential operation of todays gas furnaces is essentially the same from brand to brand. The first step in a heating cycle is for the furnace to receive a signal from the thermostat. Most...
And not to complicate the acronym but there is also HVACR. So getting right down to it, here's the definition: Heating, Venting , Air Conditioning and the "R" is Refrigeration. HVAC has become...