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Carrier 48XZ048130300 Furnace Door Switch
A furnace door switch is a switch that prevents initial fan and burner from turning on so as to stop a potential explosion. It is vital that this part be traded for new one as soon as possible if it is causing you problems.
Do you know if your safety furnace door switch really needs to be replaced?
- The door mechanism seems to be messed up
- The HVAC system does not fire up even with the door closed
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