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International Comfort Products C8MPT050B12A1 Furnace Door Switch
This switch stops initial fan and other risky devices being triggered to start so as to stop a potential explosion. You should have the switch be substituted for a new part promptly if it is not working in order to prevent injuries.
Symptoms of a faulty furnace door switch
- The system will not begin even when you close the door
- The furnace door switch seems broken
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