Gas Furnace Blower Motor Capacitor

The furnace blower blows hot air through the duct system of the home.

Gas furnace blower motor capacitor.

Gas that enters the furnace is ignited by the pilot light. How to read your capacitor voltage and mfd for a replacement capacitors are rated by the. Problem indicators what you can do. Video of the day.

How to wire a run capacitor to a motor blowers condensers sometimes when a blower or condenser fan motor goes bad a technician or even a diyer has issues wiring the new motor and capacitor most motors come with clear instructions or a wiring diagram on the side. But with a bad capacitor your blower cannot function well and may put your family s comfort at risk. The blower motor in your furnace blows hot air through the ducts and into your home. However some people still struggle with the wiring part of the motor to the capacitor.

Extra energy is required to power the blower so it s connected to a capacitor that works like a battery. 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. A furnace usually uses a run capacitor to maintain a relatively constant voltage supply to the blower motor. To answer this question the panel door to the furnace will need to be removed.

How to check a run capacitor. Your furnace uses a lot of energy so to supply the extra energy needed to power the blower gas furnaces have a capacitor. The blower then moves the warmed air into and through the ductwork in your house. To understand the purpose of a furnace blower s capacitor you must know how the entire furnace works.

Flipping a switch and getting heat in your home requires a complicated series of actions by the parts of your gas furnace. Its capacitor works like a battery and stores the energy needed by the blower to work properly. A bad or faulty capacitor can exhibit many signs and symptoms. A capacitor is a device that stores an electrical charge.

A start capacitor is typically found on an air conditioning unit or heat pump where extra torque is needed to start the compressor. The capacitor in a gas furnace starts the blower motor but this operation is not in isolation.