5 common reasons why your central air conditioner fan is not working.
Air conditioner motor not spinning.
Shut off the power supply to the air conditioner at the disconnect or breaker panel.
However your capacitor can go bad for various reasons and stop working properly which will force one of your system s fans to stop spinning.
With the power off to your condensing unit here is a simple test you can do.
Do not touch the capacitor terminals or you may get shocked.
A capacitor stores up energy that provides power to your air conditioner s fans.
Take a stick or screwdriver and spin the fan blade.
Switch it back to the middle setting before switching it.
A burned out motor might be causing your air condition fan to not work.
Overtime the motor in your air conditioner goes through the basic wear and tear and will eventually burn out.
You might find that in addition to the outside fans not spinning the rest of the outside unit might also have a problem.
It may for instance not turn on have problems turning on or.
The unit worked like new after th.
This unit had a bad capacitor that i replaced.
When this happens your air conditioner fan will quit spinning.
You can think of the motor on a fan just like the motor in your car.
This video shows how to perform diagnostics on an home air conditioner unit.
If the ac fan won t spin the entire unit is functioning inefficiently or not at all.
You have two options.
If the motor is still spinning albeit slowly it is not moving enough air for your hvac unit to function normally.
The ac s capacitors are small cylinder components that send energy signals to power the fan motor and the rest of the ac unit.
When an outside fan fails the most likely cause is a capacitor issue.
Remove the service panel on the a c unit.
Regardless of the reason each of the four possible scenarios has its own way of troubleshooting.
Each air conditioning system has several capacitors including the start capacitor which sends signals to the motor and the run capacitor which keeps the motor running.
This can damage the motor.
If any of the parts of your air conditioner overheated it s possible it tripped the circuit breaker.
Inside your air conditioning unit the fans turn with the assistance of motors and capacitors.
Don t risk damaging your compressor.
How to troubleshoot fix an ac fan not spinning.
Air conditioner outside unit fan not working.