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International Comfort Products PA5560AKA1 Furnace Door Switch
The furnace door switch is a safety switch which stops the fan and burner from turning on in order to prevent injury and fire. Do not try to fix it, just have it replaced promptly especially if you suspect it is not working properly.
Some clues your furnace door switch needs to be replaced
- The furnace door switch appears to be not there
- The whole system does not fire up whether the door is open or closed
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