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Lennox XC17 Furnace Door Switch
The furnace door switch is a safety switch which blocks the vent fan and ignition sequence being triggered to start so as to avoid injuries. It is vital that this part be swapped out quickly if it is damaged so as to prevent something bad happening.
Important hints the switch on your furnace door will have to be replaced
- The safety door switch has been worn down
- The whole system will not operate whether the door is off or on
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