Lennox Air Conditioning Fan Motor Not Working

If the relay board isn t working properly the fan might not run.

Lennox air conditioning fan motor not working.

Fan motor this is common on older units. The bearings that are used wear out over time. Do not touch the capacitor terminals or you may get shocked. It s located on the side of the building near the outdoor a c unit.

The compressor another component that wears out after a great deal of use is the compressor. If a reset doesn t correct the problem there may be a couple of problems at work here. Shut off the power supply to the air conditioner at the disconnect or breaker panel. Air conditioner not cooling.

It pumps the refrigerant that cools the air. A bad fan motor is a serious issue that will either require professional repairs or a system replacement depending on the age and condition of your system. Before replacing the board make sure you check more commonly defective parts particularly the fan motor capacitor and the fan motor itself. Fan motors go through a lot of wear and tear and can burn out when they undergo too much stress.

Relay boards are often misdiagnosed. Remove the service panel on the a c unit. If the outdoor fan isn t spinning first check the breaker or fuse box. The relay board provides voltage to many components of the air conditioner including the fan motor.

When your ac isn t cooling properly you may want to check your outdoor unit. Do not proceed if you re not sure you ve properly shut off the power. Ac fan not working outside. This is especially true for air conditioners that are not properly maintained.