Carrier KK71JY220 O-Ring 321042-401 The pump utilizes a 1/2

The pump utilizes a 1/2 gallon reservoir and includes vibration-dampening rubber feet and an elastomeric motor gasket to ensure quiet operation on every job site

Industrial Durability: The white color-coded design allows for quick identification during field service and minimizes installation errors

or the furnace short cycling—shutting down shortly after ignition before reaching the thermostat setpoint

preventing liquid slugging and optimizing compressor longevity

This specific model in the GC Valves S31 series is built to operate efficiently with a pressure range of 0 to 15 PSI

Carrier KK71JY220 O-Ring 321042-401 The pump utilizes a 1/2The Carrier KK71JY220 O Ring is a critical OEM replacement component engineered for high pressure chiller applications and industrial HVAC systems, including the Carrier 30HXC series. Designed to maintain a high integrity seal at critical joints, this heavy duty rubber O ring features an approximate 24 inch outer diameter, providing the precise tolerances required for large scale fluid power and hydraulic connections. As an authentic Carrier factory