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International Comfort Products GPFM60H140E Furnace Door Switch
The job of the furnace door switch prevents the blower and ignition sequence from activating so as to stop a potential explosion. Do not waste time and have it switched out as soon as you can if it is not working in order to prevent injuries.
Subtle hints the safety door switch is in dire straights
- The door mechanism is damaged
- The HVAC system does not even thing about starting even when you close the door
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