York 028-12224-000 O-Ring 322838-754 a microprocessor-based Hot Surface Ignition

a microprocessor-based Hot Surface Ignition (HSI) control module designed for high-efficiency gas-fired appliances

This OEM HVAC replacement part is engineered specifically for compatibility with Carrier commercial rooftop units and multi-zone systems

specifically engineered for the Parker 12FS3C2348ACF valve model

Enhanced Efficiency: Enables proper economizer mode operation

this centrifugal blower prevents pressure switch trip errors and ensures your HVAC system operates at peak performance

York 028-12224-000 O-Ring 322838-754 a microprocessor-based Hot Surface IgnitionThe York 028 12224 000 O Ring is a critical sealing component engineered for high pressure HVACR applications, specifically within York chiller systems and industrial mechanical assemblies. Featuring a 6. 484 inch Inside Diameter (ID) and a 0. 139 inch thickness, this OEM York replacement part (also identified as S1 028 12224 000) is designed to fit precisely into machined grooves to prevent fluid and gas migration. Constructed from high performance