Furnace Blower Not Working After Power Outage

It may seem like an eternity at the time of the event but during the 30 minute trial the internal breaker in your air conditioner is trying to reset. There s only one set of black and white wires to the junction box that distributes power to the fan limit switch and to the furnace. Only power on the furnace.

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After ruling out all of the simple problems above the most likely cause of a furnace not blowing air is a problem with the blower fan itself which if you remember is the fan that circulates your house s air over the heated coils.

Furnace blower not working after power outage. Sometimes a power outage can cause your electric furnace to malfunction. Without a generator however this is unlikely. Because the gas valve has shut the gas cannot flow and ignite meaning the heat will stop working. Check to make sure that any gfi outlets attached to or near the furnace have not tripped.

Lastly if the power was out for more than 5 minutes you may want to check that the thermostat did not reset. There are many ways to revive your furnace if simply hitting the reset button doesn t produce results. Power outages can cause these outlets to trip. If you have a generator you will likely be able to use your gas furnace during a power outage.

The heat stops working. Restarting your furnace is common after a power outage regardless if it was a brief flicker of lights a brown out or an outage that lasted several hours or days. If that doesn t work begin your troubleshooting diagnosis by starting with the thermostat. 1 shut off anything that might be connected to the same line your furnace is plugged into.

There is an exception to this rule however. The furnace uses a fan limit switch honeywell l4064b2210. Still the burner is not getting power. Thinking that the switch went bad i replaced it.

If there is a reset button on your electric furnace try resetting the furnace following the manufacturer s instructions. When i pull the white plastic pin the fan comes on but still no power. Consider removing other appliances from the power outlet and moving them to another power supply so that the air conditioner is the only appliance on the circuit. Another consideration if the air conditioner blower is still not working after a power outage is if other appliances on the same power circuit are working.

To fix this problem just press the reset button on the gfi outlet. Luckily your power is now back on but your furnace is not. Verify the unit has power. 2 reset gfi s all around the house if any.

Your ac needs some time to reset its internal circuit breaker after a power outage.