York S1-025-23280-000 Temp Control It is recommended to keep

It is recommended to keep a spare key in a secure location or on the technician’s ring for maintenance access

Operating a furnace with a recurring rollout trip is a high-risk scenario that requires a full inspection of the heat exchanger and venting system

How do I identify if my burner tubes are failing

Common Questions What does the -0

York S1-025-23280-000 Temp Control It is recommended to keepThe York S1 025 23280 000 is an OEM SPDT temperature control designed for precise thermal management in heavy duty HVACR applications. Engineered as a high reliability HVAC replacement part, this 0Op 15Cl thermal switch features fixed setpoints where the circuit opens at 0F and closes at 15F. As a Single Pole Double Throw device, it provides the versatile switching logic necessary for controlling defrost cycles, low ambient fan operation, or freeze