Check the receptacle with a tester or plug in a known working appliance such as a lamp or a fan to verify that the circuit is live. How to fix your ac outdoor fan not running you air conditioner fan not working you problems that plague a central air conditioning system edutrek why is my outdoor ac unit s fan not spinning a phoenix tech. Air Conditioner Fan Not Working Because of the Primary Motor Control. Just a quick video on how to fix your home air conditioner. After a long time of use, the radiator will absorb a lot of dust, garbage and other dirt. Also, the indoor fan that circulates air throughout the house is constantly running, even with the fan set to “auto” and the thermostat set to “off”. Air conditioner units contain a number of parts that work together to create the cool air that keeps your room at a comfortable temperature. If your window air conditioner won’t turn on, it may be that it is not getting any power. Fan Is Not Working in a Window Air Conditioner Unit. What is the reason why the fan of air conditioner doesn't work. Inside the condenser is the primary motor control. In addition, the reason why the external fan of the air conditioner does not rotate is that the external unit of the air conditioner is located outdoors. When central air conditioning service fails during a heat spell, you may have to wait days for an HVAC repair technician or an ac contractor to show up, and you’ll probably pay at … Because it flips by a magnet, when the magnet goes bad the switch does not work. When your air conditioner’s outside fan is not working, inspect the fan itself. The dual run capacitor was bad causing the fan motor to buzz. It is a magnetized switch that turns on and off with signals sent by the thermostat. DIY Air Conditioning Service Repair Overview: Central home air conditioner service failures and solutions. After an extended period of time, you fan can break or stop working. My outdoor unit is not running when trying to cool or heat. 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