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Carrier 58MTA060F10112 Furnace Door Switch
The job of the furnace door switch blocks the draft inducer and other risky devices from switching on so as to stop a potential explosion. Do not waste time and have it changed as soon as you can if you find it to be faulty.
Major signs of a weak safety door switch
- The furnace door switch is worn
- The HVAC system will not begin even with the door closed
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