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International Comfort Products GDL125N20A2 Furnace Door Switch
The furnace door switch prevents the vent fan and other risky devices from activating so as to avoid injuries. It is extremely important that the device is substituted for a new part ASAP if it is causing you problems.
What symptoms are present when the switch on the furnace door is crapping out?
- The furnace door switch looks like it is breaking off
- The system will not begin whether the door is off or on
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