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The Weil McLain 510-811-222 Pilot Assembly Kit is a critical OEM component designed specifically for maintaining combustion stability in Weil McLain CGi series boilers
Frequent cycling caused by low refrigerant pressure or thermostat issues increases arcing
maintaining critical control loop stability in hydronic systems
Ensure the motor shaft is cleaned and the set screw is torqued correctly on the flat portion of the shaft during installation for a reliable
or moisture exposure
Carrier HK02ZA402 Pressure Switch 322838-754 The Weil McLain 510-811-222 PilotThe Carrier HK02ZA402 is a high performance manual reset pressure switch designed specifically for HVAC systems requiring critical safety cut out protection. This SPST high pressure switch is factory calibrated to open at 610 PSI and close at 420 PSI, ensuring the compressor is shielded from extreme head pressure conditions that can lead to catastrophic mechanical failure. Engineered for seamless integration with Carrier, Bryant, and Payne condensing