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International Comfort Products N2A360AKA200 Furnace Door Switch
A furnace door switch is a switch that blocks initial fan and ignition sequence from turning on so as to stop a potential explosion. You should have the switch be substituted for a new part ASAP especially if you think it is defective.
Clues your safety switch on the furnace door will need replacing
- The furnace door switch appears to be messed up
- The whole system will not fire up whether the door is open or closed
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