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Desa B165A Furnace Door Switch
This switch prevents the blower and gas ignition being triggered to start so as to stop a potential explosion. It is vital that this part be exchanged for a new one as soon as you can if it is defective in some way or another.
Important signs your furnace door switch has very little life left
- The switch looks as if it has been broken badly
- The whole system will not fire up with the door closed
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Before buying or purchasing any Desa B165A part, do your due diligence and cross-check the correct model and also make a visual inspection in order to be sure the proper replacement furnace door switch is the one being purchased. There is no need to install the part by yourself. Locate a pro locally to hire and install the part for you.
Feel free to download your manual for help.
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