Bryant Furnace Fan Not Working

Turn the power to the furnace off and disconnect the wires from the thermostat.

Bryant furnace fan not working.

You might need a new fan center relay if your furnace is equipped fan sequencer or furnace control board. Duct venting parts fastener parts filter parts fuse thermal fuse breaker parts gas burner control valve parts gasket seal parts grille kickplate parts heating element parts hose tube fitting parts. If both the compressor and the fan motor won t run use a multimeter to test the temperature control thermostat for continuity. If the fan does not start you have a wiring issue circuit breaker trips or motor problem circuit breaker does not trip.

If the thermostat. Check the ssu switch it looks like a light switch on a gray box located at the furnace to be sure it is in the on position. If you see or hear the fan turn on your blower motor is not the culprit. Check to ensure the furnace filter isn t in need of replacement.

Some thermostats may also control a heater and as a result will have three terminals. If the furnace starts the problem is either with the thermostat wire or thermostat. Start by turning the furnace off turn your thermostat to fan only and wait a few minutes. Tie the red and white wires together and switch the power on.

Shop by bryant furnace parts. Does not have continuity replace it. Replace the wire or thermostat to fix the problem. Sequencers are used most of the time in air handlers heat pumps electric furnaces to control the fan blower and turn on the electric heaters in a sequence so the electric heaters to do come on all at the same time.

Check the circuit breakers at the electrical panel. Adhesive parts axle roller shaft wheel parts bearing parts blower wheel fan blade parts bracket flange parts cap lid cover parts capacitor parts circuit board timer parts compressor sealed system parts door parts drip bowl drip pan parts. A sequencer looks like the picture below. Now put your furnace s blower fan to the test.