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International Comfort Products PGF042K080F Furnace Door Switch
The job of the furnace door switch stops the draft inducer and ignition sequence being triggered to start so as to stop a potential explosion. Do not try to fix it, just have it exchanged for a new one quickly if you find it to be faulty.
Major warnings the safety door switch will not live much longer
- The whole system cannot run whether the door is off or on
- The door switch looks broken
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