Why does my condenser fan not start when power is off?
A condenser fan that won’t start when power is turned on, but whose blades will spin easily when power is off may have a worn fan motor shaft bearing. You may detect this by noticing that you can wobble the fan motor shaft (when power is OFF) or you may notice that you can pull the shaft in and out of the motor (loose end-play).
Why is my blower fan motor not working?
Check for a fan blade hitting an obstruction in the unit; possible failing blower fan motor. If the fan itself is balanced and undamaged and secured to the shaft and the fan motor buzzes or hums the motor may be damaged, overheated, have an internal bearing failure, or the motor may be hard starting.
What does it mean when your radiator fan is not working?
This is what we call a blown fuse. A blown fuse is no big deal, and changing one does not cost a lot of money. If your car’s radiator fan is non-functional, check your car’s user manual and locate the fuse for the radiator fan controller or the fan.
Why are my cooling fans running at all times?
3. Cooling fans stay on at all times. If the cooling fans are staying on at all times, this is another (less common) symptom of a possible problem with the cooling fan relay. If the relay shorts internally, it may cause power to be permanently switched on, which will cause the fans to run at all times.
Why is my exhaust fan not working when I turn it on?
If the exhaust fan fails to work at all when you switch it on, there are a few possible causes. Check whether the appliance has tripped the circuit breaker and switch it back into place if this has occurred. Alternatively, check whether the fuse has blown and replace it if this is the case. 4. Moisture
What should I do if my Dell Computer fan is not working?
See the User Manualof your Dell computer. Use a can of compressed air to remove dust or debris from the air vents, dust filters (if any) and cooling fan fins. CAUTION:It is recommended to use a can of compressed air only. Do not use vacuum cleaners or blowers.
What to do if your air conditioner fan is not working?
First, turn on your air conditioning, head out to the compressor unit outside your home, and listen. Even if the fan isn’t working, you should still hear the hum of the compressor. If you hear nothing, the fan isn’t the problem. Your compressor isn’t receiving any electricity. This could be a circuit breaker issue or a faulty contactor.
Why is my attic fan not turning on?
The thermostat is programmed to switch the fan off in such circumstances as it can feed the fire with fresh air otherwise. If you notice that the attic fan is not switching on or off, according to temperature variation, it indicates that the thermostat is no longer functioning properly. The replacement is quite simple and straightforward.