York S1-7990-3591 Limit Switch Common Questions Is this orifice

Common Questions Is this orifice compatible with Propane (LP) systems

verify dimensions as specifications may differ

This rapid response is vital for maintaining the integrity of fire partitions during a thermal event

Engineered for the rigors of field use

Always verify that your flare is generated correctly to maintain seal integrity

York S1-7990-3591 Limit Switch Common Questions Is this orificeFor technicians servicing York, Coleman, or Luxaire equipment, the York S1 7990 3591 is a critical OEM furnace limit switch designed for precision thermal monitoring. This auto reset limit switch is engineered with a snap action contact system that opens at 180F and automatically closes at 150F, ensuring the HVAC blower motor and burners operate within safe operational parameters. As a genuine Source1 repair part, it offers exact physical and