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Carrier 38TKB060 Furnace Door Switch
A furnace door switch is a safety feature that prevents the vent fan and ignitor from turning on so as to stop a potential explosion. You must have the device changed at once if it is damaged so as to prevent something bad happening.
Symptoms your furnace door switch is in dire straights
- The system will not start whether the door is open or closed
- The door switch appears as though it has been messed up
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