Weil McLain 511-210-423 Drain Valve the 250Vac rating allows it

the 250Vac rating allows it to safely operate on 208/230V single-phase equipment common in residential and light commercial settings

Simplified Installation: Designed for seamless integration with swivel ball joints and slotted crank arm connectors

The VBD3P-C features robust terminal screws and high-dielectric construction to maintain circuit integrity and prevent nuisance trips

If the pilot flame is clean and hitting the probe but the valve won't hold

specifically models 1600

Weil McLain 511-210-423 Drain Valve the 250Vac rating allows itThe Weil McLain 511 210 423 Drain Valve is a heavy duty brass boiler drain valve engineered specifically for hydronic heating systems. Featuring a rugged 3 4" NPT connection and a 1 1 2" shank, this component ensures a secure, leak proof interface with the boiler block or distribution manifold. As an authentic Weil McLain replacement part, it is designed to meet exact OEM tolerances, providing contractors with a reliable solution for system flushing