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DeLonghi PAC 400 Furnace Door Switch
The furnace door switch prevents the draft inducer and burner from turning on so as to stop a potential explosion. It is imperative that the switch be traded for new one quickly if it is not working in order to prevent injuries.
Indications your safety switch on the furnace door will have to be replaced
- The door switch seems to be worn
- The whole system will not fire up even when you close the door
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