York 022-03902-000 Check Valve Freon The Trane RLY0902 is a

The Trane RLY0902 is a high-performance DPDT relay designed for demanding HVACR applications

This relief valve is rated for a maximum fluid temperature of 250°F (121°C)

simplifying the piping layout

Robust flame sensing logic with 3 attempts before lockout ensures system reliability in variable conditions

the CNT1704 is the direct engineering successor to the CNT1011 and is designed for the same mounting and wiring configurations

York 022-03902-000 Check Valve Freon The Trane RLY0902 is aThe York 022 03902 000 Check Valve is a precision engineered 1 4" Flare Check Valve designed for high performance HVACR refrigeration systems. This heavy duty refrigerant backflow preventer features a robust brass body specifically rated for centrifugal liquid chillers and residential cooling units. By ensuring unidirectional flow, this component prevents compressor slugging and high pressure liquid migration during the off cycle, which is critical