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Trane PTED090 Furnace Door Switch
The furnace door switch is a safety switch which prevents the blower and ignition sequence from starting so as to stop a potential explosion. It is vital that this part be exchanged for a new one quickly if it is defective in some way or another.
General indicators that your the switch on your furnace door is in need of replacing
- The furnace does not begin to work with the door closed
- The switch appears to be messed up
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