8 Reasons Why Your AC is Freezing Up

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Is your air conditioner freezing up inside or outside? There are a few reasons why the AC condenser and evaporator coil can freeze over. In this video I go over 8 reasons why an AC system could freeze and explain why it happens and what needs to be done to fix the problem. In short, the causes of an air conditioner freezing can be causes by: a dirty furnace filter, too many close vents or blocked returns, unit low on Freon, thermostat set too low, bad blower motor, bad control board in furnace, restricted metering device, and a plugged evaporator coil.