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Samsung AM27B1C07 Furnace Door Switch
The furnace door switch prevents the blower and ignitor from turning on so as to avoid injuries. Do not waste time and have it switched out as soon as you can especially if you suspect it is not working properly.
Clues poorly operating furnace door switch
- The furnace door switch looks like it is worn down
- The HVAC system cannot run even when you close the door
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