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Carrier 50GL060300 Furnace Door Switch
A furnace door switch is a safety feature that prevents the draft inducer and burner from switching on so as to avoid injuries. It is quite important to have it switched out swiftly if it is defective.
Red flags poorly operating switch on the furnace door
- The furnace does not fire up whether the door is off or on
- The safety door switch looks like it is worn down
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