York S1-024-35274-000 Pressure Switch Els PW 17895 For spring-return actuators like the

For spring-return actuators like the AF or NF series

Positive dead-end lock-up ensures that gas flow stops completely when the downstream appliance closes its valve

Common Service Questions What causes this limit switch to trip frequently

When performing a furnace burner replacement

the B1037485S Heat Element comes with the limit switch pre-installed as part of the heating coil assembly for easier field installation

York S1-024-35274-000 Pressure Switch Els PW 17895 For spring-return actuators like theThe York S1 024 35274 000 Pressure Switch is a critical safety component engineered for precise airflow monitoring in high efficiency York, Coleman, and Luxaire gas furnaces. This OEM York furnace pressure switch features a Single Pole Normally Open (SPNO) configuration and is factory calibrated to a . 2 . 4 inch water column set point. Designed as a close on fall air pressure switch, it ensures the draft inducer motor is moving sufficient combustion