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International Comfort Products HHP460AKA1 Furnace Door Switch
A furnace door switch is a switch that inhibits the draft inducer and ignitor from switching on in order to prevent injury and fire. It is quite important to have it swapped out as quick as you can if it is defective in some way or another.
Important red flags of a dying safety door switch
- The switch has been bent
- The HVAC system will not start whether the door is off or on
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