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Trane PTED150 Furnace Door Switch
A furnace door switch is a safety feature that inhibits initial fan and burner from turning on so as to avoid injuries. Do not try to fix it, just have it changed quickly if you suspect that it is not working.
Important signs the switch on your furnace door will need to be replaced
- The whole system will not begin even with the door closed
- The door switch seems beat up
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