Use a multimeter to verify it stays within +/- 5% of its 12

While cleaning the rod with a non-conductive abrasive (like a Scotch-Brite pad) can temporarily restore the signal

Simplified Installation: Features 12-inch color-coded pigtail leads and a standard foot-mount footprint for fast retrofits

For installations above 2

Manual reset switches require a physical button press

York S1-024-36052-013 Pressure Switch Use a multimeter to verifyThe York S1 024 36052 013 Pressure Switch is a critical safety component engineered to monitor proper venting and furnace inducer motor performance. Designed with a precise . 40" WC setpoint, this differential air pressure switch ensures that the combustion blower is generating sufficient negative pressure to safely evacuate flue gases before allowing the ignition sequence to proceed. As an OEM York replacement part, it provides exact mechanical and