Furnace Blower Capacitor Replacement

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Furnace blower capacitor replacement.

Make sure that the microfarad reading is within 10 of the rated capacitance on the capacitor which will be a number listed either uf or mdf. To answer this question the panel door to the furnace will need to be removed. The part itself doesn t usually run more than 10 to 30. A bad capacitor can slow fan speeds causing symptoms similar to a bad motor.

Replacing a blower capacitor costs 150 to 450 on average. One thumbtack pro and radiator repair specialist in oakland ca charges 179 to replace a blower motor s capacitor but says he s seen other companies charge closer to 250. Furnace capacitor some furnaces don t use a capacitor while others will have both a start and run capacitor. But most furnaces by far have a single capacitor.

A furnace blower motor can be replaced by a handy diy homeowner which can save money. If it doesn t match the rating then the capacitor needs to. The capacitor will still hold a charge even without power. First be sure that the capacitor is discharged before using it for safety reasons.

Of course if in doubt be sure to call a professional hvac technician. 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. Remove the blower housing inside the furnace to access the capacitor. Shut off the power to the furnace at the fuse.

Example furnace blower motor on amazon a o. If a blade on the blower wheel gets bent or becomes loose it could cause the unit to function noisily or improperly. Remove the wires from the terminal and discharge the capacitor using the instructions included with your furnace. Smith century dl1056 1 2 hp 1075 rpm 3 speed 115 volts6 5 amps 48 frame sleeve bearing direct drive blower motor.

To check a furnace blower motor use a capacitor tester. How to read your capacitor voltage and mfd for a replacement capacitors are rated by the. On the other hand if your motor is reaching the end of its service life you should start looking for a replacement motor. Most of the fees come from the time it takes to find test and replace it.

A new motor and capacitor will need to be bought to replace the old unit.