York S1-031-09130-000 Temp Sensor Els PW 17895 Check the 20J90 for cracked

Check the 20J90 for cracked ceramic or a grounded tip before replacing the board

Can I bypass this switch if it keeps tripping

A standard 1-1/2 inch water heater element wrench is required to seat the 1-inch NPSM threads and ensure a leak-proof seal with the gasket

Integrated Override Switch: Includes a physical Hand-Off-Auto (HOA) switch for immediate manual control

F and automatically resets once the temperature drops by the 20

York S1-031-09130-000 Temp Sensor Els PW 17895 Check the 20J90 for crackedThe York S1 031 09130 000 is an essential Outside Return Air Temp Sensor engineered specifically for Johnson Controls and York commercial HVAC systems. As a precision HVAC thermistor, this component provides critical resistance feedback to the control board to manage economizer control functions and ambient temperature lockouts. Designed for high accuracy temperature sensing, the probe facilitates proper damper modulation for free cooling cycles,