Check the part number stamped on the existing orifice or cross-reference the Reznor replacement parts catalog using your unit’s model and serial number to ensure bore size alignment

The York S1-025-29041-003 Limit Switch is a critical OEM safety component engineered for precise thermal regulation within residential gas furnaces and HVAC systems

optimizing flue gas velocity and pressure switch performance

preventing costly refrigerant loss and ensuring the pilot-operated mechanism functions without pressure bypass

This part is primarily used in ICP-manufactured 90% and higher AFUE gas furnaces where vent piping exits the cabinet

KMC Controls SSS-1005 Sensor Check the part number stampedThe KMC Controls SSS 1005 is a high precision differential pressure flow sensor designed for accurate velocity pressure sensing in the inlet sections of VAV (Variable Air Volume) and fan terminal units. This 9 29 32 inch multi point pitot tube features four specific sensing points to provide an averaged pressure signal, ensuring consistent performance even in turbulent airflow conditions. Engineered for integration with building automation systems