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International Comfort Products HAC036GKA4 Furnace Door Switch
The furnace door switch prevents the draft inducer and burner from switching on in order to prevent injury and fire. You should have the switch be traded for new one as soon as possible if it is defective.
What are the signs that the safety furnace door switch is about to stop working?
- The system does not function whether the door is open or closed
- The furnace door switch has been stuck
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