Capacitor On Furnace Motor

Any capacitor with the same voltage and micro farads can be used interchangeably.

Capacitor on furnace motor.

The blower then moves the warmed air into and through the ductwork in your house. Locate the capacitor usual close to the furnace motor. Find dry electrolytic nonpolarized start capacitor models in a wide range of sizes and mfd ratings. When you need motor start and run capacitors shop at grainger.

Gas entering your furnace is ignited by the pilot light and burners heat the air. But most furnaces by far have a single capacitor. Example furnace blower motor on amazon a o. Only let it run just long enough to hear the hum.

Furnace capacitor some furnaces don t use a capacitor while others will have both a start and run capacitor. Turn off all power to the furnace. If the furnace is receiving power turn up the thermostat and see whether the blower motor starts within the next few minutes. 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. What is a capacitor. Take pictures of the wiring to reference back if needed. Its capacitor works like a battery and stores the energy needed by the blower to work properly.

The wiring should be checked for the proper electrical currant reaching all components before suspecting a faulty run capacitor. Round molded cases can protect start capacitors from oil dirt moisture and grease helping prolong maintenance free performance and reduce replacement costs. Your furnace uses a lot of energy so to supply the extra energy needed to power the blower gas furnaces have a capacitor. How to check a run capacitor.

The furnace will heat up but the blower does not come on. When the run capacitor on a permanent split capacitor motor for a furnace is not working the blower fan will not operate. If it doesn t start turn the thermostat back down or cut the power to your furnace. Before checking the capacitor make sure the fuse controlling the furnace is flipped to the on position.

Smith century dl1056 1 2 hp 1075 rpm 3 speed 115 volts6 5 amps 48 frame sleeve bearing direct drive blower motor. How replace a furnace capacitor. Like a battery the capacitor stores. Remove any bolt holding the old capacitor in place.

Letting it run longer could make the problem worse and do more damage to the furnace resulting in a much higher repair bill.