draw excessive amps

This is a stem-mount gauge with a center back connection

internal evaporator coil blockages

Ensure the transformer has sufficient VA capacity to handle the solenoid coil draw during the heating cycle

an oversized gas orifice

Weil McLain 635-100-022 Valve R-410A draw excessive ampsThe 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