Weil McLain 635-100-022 Valve R-410A Common signs include a compressor

Common signs include a compressor that hums but fails to start

with a field-adjustable differential setting of 7 to 70 PSID

making it a reliable choice for long-term service cycles

Direct OEM Fit: Ensures seamless physical mounting and electrical connection without field modification

Weil McLain 635-100-022 Valve R-410A Common signs include a compressorThe Weil McLain 635 100 022 3 way valve body is a professional grade replacement engineered specifically for the Weil McLain CGt Series 1 and 2 residential gas boilers. Designed to replace the VCZMS6100 U, this brass 3 port valve body is critical for maintaining precise boiler water flow control and ensuring thermal balance within hydronic heating systems. As a direct fit HVAC replacement part, it integrates seamlessly with your existing Weil McLain