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Heat Controller B-VMH18FC-1 Furnace Door Switch
The furnace door switch is a safety switch which inhibits the draft inducer and ignition sequence being triggered to start so as to stop a potential explosion. You must have the device exchanged for a new one at once if it is not working in order to prevent injuries.
Symptoms of a deteriorating furnace door switch
- The furnace door switch looks like it is stuck
- The system does not function whether the door is open or closed
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Before buying or ordering any Heat Controller B-VMH18FC-1 replacement part do your best and cross-check the correct model as well as make a visual comparison in order to be sure the correct furnace door switch is being ordered. You do not have to replace the part all by yourself. Consult with a professional in your town or city to do it for you.
Feel free to download your manual for help.
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