Furnace Blower Capacitor Symptoms

The blower motor in your furnace blows hot air through the ducts and into your home.

Furnace blower capacitor symptoms. How to check a run capacitor. Problem indicators what you can do. How to locate a furnace s start capacitor. A bad or faulty capacitor can exhibit many signs and symptoms.

Its capacitor works like a battery and stores the energy needed by the blower to work properly. Gas furnaces think of a gas furnace as a controlled gas fireplace in your basement. But with a bad capacitor your blower cannot function well and may put your family s comfort at risk. Your furnace uses a lot of energy so to supply the extra energy needed to power the blower gas furnaces have a capacitor.

The capacitor in a gas furnace starts the blower motor but this operation is not in isolation. Gas that enters the furnace is ignited by the pilot light. A furnace especially a blower uses a lot of energy to function properly. Like a battery the capacitor stores the extra energy that is needed to jump start the furnace blower.

To understand the purpose of a furnace blower s capacitor you must know how the entire furnace works. The blower then moves the warmed air into and through the ductwork in your house. Extra energy is required to power the blower so it s connected to a capacitor that works like a battery. This extra power boost is supplied.

The furnace blower blows hot air through the duct system of the home. Burners heat air entering the furnace. What are the indicators of a faulty hvac capacitor.