Carrier Furnace Fan Not Working

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Carrier furnace fan not working.

In either case we recommend calling a professional hvac technician to diagnose and remedy the problem. If the capacitor is bulging or leaking repla ce it. Roller shaft wheel parts bearing parts blower wheel fan blade parts bracket flange parts cap. Changing the fan setting to auto will resolve the issue by turning off the blower when the system is not actively cooling.

Many of the newer furnaces do not have fan center relays but many of the older furnaces and some new furnaces still do. If the fan does not start you have a wiring issue circuit breaker trips or motor problem circuit breaker does not trip. This could result in warmer air blowing from the registers when the ac unit isn t operating. Vibration or noisy operation would signal the fan blades are likely out of balance.

If the fan blades don t spin at all it s likely the condenser fan is not working and possibly burnt out requiring replacement. If the van is dirty vacuum it to remove damaging particles. Start by turning the furnace off turn your thermostat to fan only and wait a few minutes. Check the ssu switch on your heater if the device is still not producing adequate.

If you see or hear the fan turn on your blower motor is not the culprit. Check that the circuit breaker to your furnace is not off but also understand that it is not uncommon for your blower motor the fan to have a separate circuit breaker so check this as well. Next go to your furnace and check on the furnace itself and surrounding walls for another on off switch or circuit breaker and ensure that it is on as well. Find the most common problems that can cause a carrier furnace not to work and the parts instructions to fix them.

You would need to look inside your furnace to determine if you have a fan center relay. Press the fan switch on the thermostat to turn it on. The capacitor can also be checked with a meter.