The immediate yellow-to-red color change offers a clear pass/fail indicator that is effective across all common refrigerants and lubricants

Disconnect the sensor from the control board and measure resistance with a multimeter

suitable for R-410A and other modern high-pressure HFC refrigerants

Anti-Vacuum Functionality: Acts as a vacuum breaker to facilitate easy system draining and prevent negative pressure issues

Key Benefits for Technicians Precise

York S1-024-36052-008 Pressure Switch The immediate yellow-to-red color changeThe York S1 024 36052 008 Pressure Switch is a critical safety component designed for precise 0. 38" WC differential atmospheric pressure monitoring in York residential and commercial furnaces. As an official OEM replacement part, this air pressure switch serves as the direct updated version for S1 024 25006 705, ensuring seamless mechanical and electrical integration without the need for field modifications or bracket fabrication. This component is