Central Air Conditioner Condenser Fan Not Running

Condenser fan run but not the compressor motor by.

Central air conditioner condenser fan not running.

Other potential causes may include a faulty thermostat mismatched indoor and outdoor units or the ac may just be old. Air filter is blocked. There are a few ways to tell if your a c fan is temporarily or permanently out of order. You took over its job of kick starting the fan by pushing the blades.

Don t put your fingers in or near the grate if the fan takes off and then keeps going on its own you more than likely have a bad start capacitor. Here is the start of the problem. Air conditioner is turned off but fan keeps running if your blower fan is continuing to run after the system has already turned off and you made sure your thermostat isn t set to the on position then you ll want to try and pinpoint the issue. Mel it has been very hot in s e michigan the last few months central air unit working fine all along cools nicely.

In this case the outdoor fan is not running due to a bad capacitor. If the condenser fan is running you will see the fan blade spinning at speed typically at 1725 rpm and you will feel air blowing out of the unit. This shows you how to troubleshoot and fix a heat pump or ac unit that is not working. If the fan isn t running at all or there is warm air blowing it s time to troubleshoot.

Your system s air filter traps dust dirt and other airborne pollutants to keep indoor air and internal cooling system components cleaner. When an outside fan fails the most likely cause is a capacitor issue. If the compressor isn t starting check the wiring connecting the two units. Capacitors store up the energy that powers the air conditioner s fans.

The first is an inspection of the outdoor unit to physically see if the fan is turning. The fan keeps running because the central unit has no such problem. Most of the air conditioning systems that use belts are outdated units. Friday works fine went to bed got up saturday house is 84 degrees always keep thermostat at 74 year round.

If it s a blown fuse or tripped circuit breaker the search has come to an end. As we explain at burned out compressor if the condensing unit fan is not working the compressor itself may shut down or even be ruined by overpressure or over temperature. Another problem that may cause your air conditioner fan to not spin might be a belt that has either broken or became loose. Some units also have dual capacitors that power you air conditioner s fans as well as your compressor.

A capacitor may be used to start the fan and keep it running as in a start run capacitor. Another common and easily remedied situation that sometimes results in a central air conditioner fan not working is a dirty clogged air filter.