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Adjustable Low Fire: Includes a bypass setting to maintain a constant minimum firing rate for consistent ignition and flame stability
Specifically engineered for use with normally closed valves
it handles media temperatures up to 150°F
The 73205 is the designated manufacturer replacement part for the discontinued or superseded 65324 knob
Compatibility is determined by the heater's model suffix and BTU capacity
York S1-024-39715-000 Switch 320734-701 Adjustable Low Fire: Includes aThe York S1 024 39715 000 Switch is a critical OEM pressure switch designed for precision monitoring in HVAC induction systems. As an essential safety component, this switch is calibrated with a fixed 1. 00" WC set point, ensuring the inducer motor establishes a proper draft before allowing the ignition sequence to proceed. It is a direct replacement for legacy part numbers S1 02435778000 and S1 02435796000, providing seamless integration with York