If you turn on your air conditioning system and find that there is no air blowing out of the ac unit or no buzz of the blower fan motor then it is possible the ac blower motor has an issue.
Carrier air conditioner fan motor not working.
Check for loose disconnected wires.
Your system s air filter traps dust dirt and other airborne pollutants to keep indoor air and internal cooling system components cleaner.
Put the motor and fan back into the ac unit.
This is one of the most common and easy ways to know if your air conditioner blower motor is broken or not.
Buildup on the filters blocks airflow and causes the air conditioner to shut down.
If your air conditioner fan is not spinning the problem could be a faulty belt.
Some thermostats may also control a heater and as a result will have three terminals.
Air filter is blocked.
If both the compressor and the fan motor won t run use a multimeter to test the temperature control thermostat for continuity.
Another problem that may cause your air conditioner fan to not spin might be a belt that has either broken or became loose.
If the compressor is running but the fan motor is not running the fan motor or the fan motor capacitor are likely at fault.
If both the compressor and the fan motor won t run use a multimeter to test the temperature control thermostat for continuity.
Replace and tighten the screws holding the fan motor in place.
If the thermostat.
As was the case with evaporator coil issues a condensing unit might have an excessively dirty coil or refrigerant leakage.
Tighten the allen screws up securing the motor inside the squirrel cage.
If the compressor is running but the fan motor is not running the fan motor or the fan motor capacitor are likely at fault.
Does not have continuity replace it.
Additional issues with the outdoor condensing unit might include a faulty compressor a failing condenser fan motor or a faulty run capacitor.
Put the fan onto the new motor shaft keeping the flat spot on the motor shaft in line with the allen set screw on the squirrel cage.
Examine the filter to see.
Check for a frozen fan motor motor won t turn manually when power is off.
Your carrier air conditioning unit may fail to operate properly if its filter is dirty.
Another common and easily remedied situation that sometimes results in a central air conditioner fan not working is a dirty clogged air filter.
If the thermostat does not have continuity replace it.