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Amcor AWS120HR Furnace Door Switch
The furnace door switch is a safety switch which inhibits the draft inducer and ignition sequence from starting so as to stop a potential explosion. It is quite important to have it replaced as soon as possible especially if you think it is defective.
Major signs of an ailing safety door switch
- The door switch has been removed
- The HVAC system does not begin to work whether the door is off or on
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