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Carrier 38CQ Furnace Door Switch
A furnace door switch is a safety feature that prevents the fan and gas ignition from starting so as to stop a potential explosion. Do not waste time and have it traded for new one as quick as you can if it is damaged so as to prevent something bad happening.
Key indicators that my furnace door switch is not working properly?
- The furnace will not even begin to start whether the door is off or on
- The door mechanism has been damaged
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