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LG AMNH093D4A0 Furnace Door Switch
The furnace door switch is a safety switch which blocks the vent fan and other risky devices from switching on so as to avoid injuries. It is crucial to have this part changed at once if you suspect that it is not working.
Key clues of a declining safety door switch
- The furnace door switch appears to be worn
- The HVAC system does not run with the door closed
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