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LG AMNH093APM0 Furnace Door Switch
The furnace door switch is a safety switch which blocks initial fan and ignitor from switching on so as to stop a potential explosion. It is imperative that the switch be switched out at once if it is damaged so as to prevent something bad happening.
Major signs your furnace door switch is in dire straights
- The safety door switch looks as if it has been stuck
- The furnace will not start whether the door is open or closed
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