Carrier Furnace Fan Not Working

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Carrier furnace fan not working.

The capacitor can also be checked with a meter. This could result in warmer air blowing from the registers when the ac unit isn t operating. If the capacitor is bulging or leaking repla ce it. Vibration or noisy operation would signal the fan blades are likely out of balance.

If the capacitor is defective the fan motor might be noisy overheat or not run at all. If the van is dirty vacuum it to remove damaging particles. To determine if the capacitor has failed inspect the capacitor. 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.

Changing the fan setting to auto will resolve the issue by turning off the blower when the system is not actively cooling. If you see or hear the fan turn on your blower motor is not the culprit. In either case we recommend calling a professional hvac technician to diagnose and remedy the problem. If the fan blades don t spin at all it s likely the condenser fan is not working and possibly burnt out requiring replacement.

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. Check the ssu switch on your heater if the device is still not producing adequate. If the fan does not start you have a wiring issue circuit breaker trips or motor problem circuit breaker does not trip.

If the setting is on the fan will run constantly even when the system isn t cooling the air. You would need to look inside your furnace to determine if you have a fan center relay. Start by turning the furnace off turn your thermostat to fan only and wait a few minutes.