A valve is used to reverse the flow of freon. In the heat mode, the high or hot side gas is pumped to the indoor unit, The low or cold side is pumped to the outdoor unit. The valve is reversed for...
Usually, you will notice diminished heating capacity from your system, and the out side temperature is dropping below the average temperature your heat-pump operates at. This is the time to activate...
It will depend on what type of emergency it is. There is everything from heath exhaustion to heat stroke to a heat syncope or collapse. In most situations you will want to remove the person from...