Does my furnace have a fuse?
If you have a fuse it will be in your control box in the bottom compartment with the blower. If there is a pc board in the control box the fuse usually plugs into the board, if not the fuse will be on one of the transformer secondary wires. If there is no fuse you may have burned up the transformer.
Where is the fuse located in my furnace?
The heating elements of the furnace are also fused, and these fuses are located on a panel that is on or inside the furnace housing. separate panel located on or inside the furnace housing. If changing the fuses or resetting the breakers does not restore power to the furnace, call a professional service person.
How do you change the fuse on a furnace?
There may be an electrical subpanel installed in the furnace room or vicinity, but the simple and effective shutoff will be to switch the breaker labeled for the furnace in the home’s main electrical panel. Open the control panel on the front of the furnace. Some models have a thumb latch that snaps to open the control panel door.
How to reset a furnace using the furnace reset button?
If the furnace doesn’t have a power switch you can turn off, turn off the circuit breaker controlling the furnace, open the blower housing and locate the reset button on the side of the blower motor. Press it in until it clicks and then restore power to the furnace by turning the breaker back on.
Is there a reset button on the furnace blower motor?
Most electric motors, including the furnace blower motor, have a reset switch that pops up when this happens. Often the problem corrects itself and it is only a matter of pressing the reset button to get the furnace going again.
How do you turn off power to a furnace?
Turn off the power to the furnace at the circuit breaker. The circuit breaker is clearly marked. There may also be a switch near the furnace that is red and looks like a light switch. Turn the switch off to ensure no power is going to the furnace. Lift up the blower compartment cover to access the blower wheel and blower motor.
If the furnace doesn’t have a power switch you can turn off, turn off the circuit breaker controlling the furnace, open the blower housing and locate the reset button on the side of the blower motor. Press it in until it clicks and then restore power to the furnace by turning the breaker back on.
Most electric motors, including the furnace blower motor, have a reset switch that pops up when this happens. Often the problem corrects itself and it is only a matter of pressing the reset button to get the furnace going again.
Turn off the power to the furnace at the circuit breaker. The circuit breaker is clearly marked. There may also be a switch near the furnace that is red and looks like a light switch. Turn the switch off to ensure no power is going to the furnace. Lift up the blower compartment cover to access the blower wheel and blower motor.
What to do if your furnace does not have a light switch?
Some really old furnaces won’t have a switch. If your furnace doesn’t have a switch, simply ignore this step and move on to turning off the breaker. The light switch will typically have a faceplate and an electrical box to house the wires, just like a regular outlet.
