August 11, 2022

A Guide to AC Capacitor Replacement

The capacitor is an important part of your air conditioning system. When your AC kicks on, the blower fan motor, compressor fan motor and compressor motor all require a large amount of energy when they power on. The function of the capacitor is to supply a powerful electrical current to essentially jump-start these motors. An AC capacitor stores a powerful electrical charge, which it releases to allow the motors to start more easily. If the capacitor burns out or begins to fail, it can lead to hard starting. This is where the compressor turns on and almost instantly shuts back off. A bad capacitor can also cause the system to fail to start at all, and this can burn out any of the motors. AC Capacitor Replacement The capacitor is one of the few parts of an AC system that you can replace on your own, though if you’re not familiar with AC equipment, it’s best to leave it to a professional. If you’re experienced with air conditioners and home electrical maintenance, all you need to do is remove the access panel located at the back of the compressor, unhook the wires from the old capacitor and then rewire the...

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