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Carrier 42C Furnace Door Switch
The job of the furnace door switch prevents the vent fan and ignition sequence from switching on so as to avoid injuries. You should have the switch be switched out promptly if it is causing you problems.
Signals of an unhealthy safety door switch
- The furnace door switch has been breaking apart
- The HVAC system does not even thing about starting with the door closed
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If you decide on picking up or ordering a new Carrier 42C replacement part do your best and cross-check the model number and also make a visual inspection so that you are positive that the correct furnace door switch is being ordered. The installing of a new furnace door switch can be quite easy provided you energy and have the tools to get it done.
Feel free to download your manual for help.
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