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International Comfort Products T8MPL100F20A1 Furnace Door Switch
This switch prevents initial fan and other risky devices from starting so as to stop a potential explosion. It is crucial to have this part substituted for a new part as soon as possible if it is damaged so as to prevent something bad happening.
Major signs of an unhealthy safety door switch
- The furnace door switch appears as though it has been broken completely
- The system will not run whether the door is off or on
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