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An open switch usually indicates a restricted flue
meaning the valve body remains in the line and the system stays pressurized during motor service
Brownout Protection: Maintains a stable 17
Frequent tripping is typically an indicator of a venting issue
Weil McLain 635-100-022 Valve Refrigerant An open switch usually indicatesThe 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
US$ 34.00
US$ 67.50