Furnace Blower Motor Capacitor Replacement

Make sure that the microfarad reading is within 10 of the rated capacitance on.

Furnace blower motor capacitor replacement.

How do i check the furnace blower motor. First be sure that the capacitor is discharged before using it for safety reasons. Common motor speeds are 1200 1075 and so on. Details needed to buy a furnace blower motor.

The average furnace motor replacement can run about 450 including parts and labor. To answer this question the panel door to the furnace will need to be removed. If the motor has multiple speeds then only the highest speed will be listed. How to read your capacitor voltage and mfd for a replacement capacitors are rated by the.

Standard blower motors operate at a single speed and cost around 450 to replace including parts and labor while variable speed motors cost 600 and up. It is connected to the condensing unit power supply 220v and collects energy until it is needed. If the furnace is receiving power turn up the thermostat and see whether the blower motor starts within the next few minutes. To check a furnace blower motor use a capacitor tester.

Both your furnace and air conditioner share the blower motor so it s really a replacement. On the other hand if your motor is reaching the end of its service life you should start looking for a replacement motor. Cost to replace central or forced air blower motor. In this video i show how to replace your capacitor on your home air conditioning blower unit.

Capacitors serve different functions in different electrical appliances and devices but in a central air conditioner the capacitor serves as a kind of battery that stores the electrical current at a level sufficient to start the various motors in the system the compressor the blower motor and the outside fan. The capacitor will be located close to the blower motor since it is there to help the blower motor run and have wires coming from it. Where is a furnace capacitor located. A capacitor is a piece of electrical equipment that stores energy.

Before checking the capacitor make sure the fuse controlling the furnace is flipped to the on position. However if your hvac blower motor isn t too badly damaged the technician may be able to clean and repair it so you won t have to incur the cost of a replacement. If not the capacitor or the blower motor is not functioning properly. If your blower motor is dirty or has a bad capacitor you can call in an hvac technician to fix the problem.

When the air conditioner needs to come on the capacitor sends a high voltage jolt upwards of 400 to 600 volts to the compressor fan motor and blower motor.