Technicians should look for a humming motor with no shaft movement

'NO PP' stands for No Pre-Purge

It maintains the same 1/2" sweat dimensions and performance specs for seamless retrofitting

Operating it at 120V will lead to torque failure and potential coil damage

Direct Compatibility: Built to exact York specifications

Johnson Controls VG1245CNH943GGA Valve Assembly 321894-709 Technicians should look for aThe Johnson Controls VG1245CNH943GGA is a high performance 1" 2 way normally closed ball valve assembly engineered for precise proportional control in demanding HVACR environments. Built with a rugged forged brass body and a 300 series stainless steel ball and stem, this assembly is designed to handle hot water, chilled water, and 50% glycol solutions. The stainless steel trim ensures compatibility with 15 psig saturated steam, providing superior