this sub-assembly is the correct technical specification for a rebuild

This eliminates the risk of dropping small components into the thermostat assembly or onto the floor during a pneumatic control repair

ensuring immediate and reliable valve actuation

ideal for corrosive or outdoor environments

vibration-proof seating onto the compressor terminals

Johnson Controls VG1841CN Valve 319825-402 this sub-assembly is the correctThe Johnson Controls VG1841CN Valve is a high performance 1 inch NPT three way ball valve designed for precise flow regulation in HVAC hydronic systems. Featuring a robust forged brass body and plated brass trim, this valve is engineered to handle hot water, chilled water, and 50% glycol solutions with a maximum static pressure rating of 580 psig. The integrated equal percentage flow characteristic ensures linear heat transfer in coil applications,