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The valve is rated for a Maximum Operating Pressure Differential (MOPD) of 50 PSI
Disconnect power to the furnace and use a multimeter to check for continuity across the two terminals
Thermal Stability: Encapsulated winding technology facilitates efficient heat dissipation for extended service life in heavy-duty cycles
ensuring optimal head pressure control in systems using R410A refrigerant
by delaying the blower until the heating elements are hot
Heil Quaker ICP 612443 Cross lighter 321702-401 The valve is rated forThe Heil Quaker ICP 612443 Cross Lighter is a critical ignition component engineered for high performance gas furnace applications. Also identified as a runner tube, this precision machined part is designed to facilitate a reliable "cross light" between burners, ensuring a safe and consistent flame carryover during the ignition sequence. By maintaining a steady gas burner ignition path, the 612443 prevents delayed ignition and potential "booms" that