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Haier CPN11XCJ Furnace Door Switch
The furnace door switch is a safety switch which prevents initial fan and gas ignition from activating in order to prevent injury and fire. Do not waste time and have it traded for new one swiftly if it is causing you problems.
What are the signs that the switch on the furnace door is failing?
- The door switch looks beat up
- The HVAC system does not operate even when you close the door
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