York S1-024-35903-000 Pressure Switch 321142-301 This comprehensive package includes the

This comprehensive package includes the essential Weil McLain control module

providing a snug fit that eliminates the need for excessive thermal paste while shielding the sensing element from direct scale buildup and hydraulic pressure

meaning it handles flow in either direction

allowing for streamlined gas train maintenance

For maximum service life and to prevent foreign matter from accumulating in the solenoid base

York S1-024-35903-000 Pressure Switch 321142-301 This comprehensive package includes theThe York S1 024 35903 000 is a high precision dual stage pressure switch engineered for modern high efficiency gas furnaces. This component is critical for monitoring the static pressure generated by the draft inducer blower, ensuring the combustion process only initiates under safe venting conditions. With factory calibrated set points of . 45" WC and . 85" WC, this switch provides granular feedback to the integrated furnace control board regarding