After a long day of working, running errands or playing outside on a hot day, nothing feels better than that blast of cool air from the AC—until it freezes up. It seems impossible for anything to freeze as the temperature climbs, but this is actually a common occurrence. What causes an air conditioner to freeze up even when it’s hot out?
There are a number of possibilities.
Refrigerant Could Be Low
Refrigerant is the substance that keeps your air conditioner’s evaporator coils cool and transforms your indoor air from humid and hot to dry and cool. When this compound leaks, it results in lower pressure in the evaporator coils. The lower the pressure, the lower the temperature, which eventually causes a frozen coil and AC unit. Due to the potential health risks for you, as well as other members of your household, if you suspect you could have leaking refrigerant, it’s best to … Read Full Post »