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Carrier FF1DNE024005AAAA Furnace Door Switch
The furnace door switch is a safety switch which prevents initial fan and ignitor being triggered to start in order to prevent injury and fire. It is quite important to have it changed as soon as possible if it is damaged so as to prevent something bad happening.
Simple warnings that your safety door switch is almost dead?
- The HVAC system does not run whether the door is off or on
- The switch has been not there
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