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SPT WA-1220M Furnace Door Switch
The furnace door switch is a safety switch which stops the vent fan and burner from activating in order to prevent injury and fire. You should really have it swapped out immediately if you can, if it is causing you problems.
What symptoms are present when the safety furnace door switch is on its last leg?
- The safety door switch seems to be worn down
- The furnace does not turn on even with the door closed
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Before you decide on buying or purchasing any SPT WA-1220M part, do your due diligence and cross-check the model number as well as make a visual comparison so that you are positive that the right furnace door switch is being ordered. You do not need to install the replacement part alone. Hire someone with experience in your town or city to do the job for you.
Feel free to download your manual for help.
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