Description
Weil McLain 511-044-286 Combination Gas Valve Overview
The Weil McLain 511-044-286 is a genuine OEM combination gas valve engineered for reliable fuel control in Weil McLain boiler systems. Featuring a 3/4″ inlet x 1″ NPT outlet configuration, this valve is designed for natural gas service and operates on a standard 24-volt control circuit — making it a direct, drop-in replacement for compatible Weil McLain heating equipment.
Key Features
- Genuine Weil McLain OEM replacement combination gas valve
- Inlet connection: 3/4″ NPT
- Outlet connection: 1″ NPT
- Fuel type: Natural Gas
- Operating voltage: 24 Volt
- Combination valve design integrates pressure regulation and safety shutoff in a single unit
- Engineered for precise gas flow control and dependable ignition sequencing
- Designed for direct replacement in compatible Weil McLain boiler applications
Application
This combination gas valve is a critical safety and control component in Weil McLain hydronic boilers. The combination design consolidates the main gas shutoff, pressure regulator, and redundant safety valve into one compact assembly, simplifying installation and serviceability. Always verify compatibility with your specific Weil McLain boiler model before installation.
Why Choose Genuine OEM Parts?
Using genuine Weil McLain replacement parts ensures proper fit, function, and system safety. OEM components are manufactured to the same exacting standards as the original equipment, helping maintain warranty compliance and optimal boiler performance.







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