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Lennox 10ACB Furnace Door Switch
The job of the furnace door switch stops the draft inducer and gas ignition from turning on so as to stop a potential explosion. It is vital that this part be traded for new one as soon as possible if you see that it is broken.
Signals of an ailing switch on the furnace door
- The system does not even thing about starting even with the door closed
- The switch seems to be not there
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