including the AWH0400

Optimized Performance: Restores efficient airflow and proper manifold pressure for reliable ignition and combustion

the current sensor and relay coil are electrically isolated

this pilot-operated valve is engineered for high-flow efficiency with a 38 Cv flow coefficient

How do I adjust the pitch on this variable pulley

York S1-025-43201-000 Switch 318423-701 including the AWH0400The York S1 025 43201 000 is an essential OEM HVAC limit switch engineered for precision thermal regulation in heating systems. Featuring a Single Pole Single Throw (SPST) configuration, this electromechanical component is calibrated for a specific 26F open and 38F close thermal operational range. Designed as a critical furnace replacement part, it monitors internal temperatures to prevent overheating, ensuring the system operates within safe