Weil-McLain 511-044-360 Gas Control Valve for CG, EG, CGA Boilers (Sizes 25 - 6)
A Weil-McLain OEM combination gas control valve used on specified CG, EG, and CGA boiler sizes (25 - 6) to control gas flow for a standing pilot system when the exact replacement valve is required.
Key Features
- Weil-McLain gas control valve for CG, EG, and CGA model boilers (sizes 25 - 6)
- Designed for a standing pilot application
- 24V valve
- 1/2" connection size with threaded connections
- Listed as a combination gas valve, 1/2" x 1/2" NPT, 24 volt in Weil-McLain parts cataloging
Compatibility & Applications
- Listed for CG Boilers, CGa Boilers, and EG Boilers (sizes 25 - 6).
- Must only be used where the manufacturer specifies this exact part number: 511-044-360. Confirm by the boiler's model/series and serial, and the boiler's parts list for that exact unit.
Installation & Operation Notes
- Installation and service should be performed by a qualified heating installer/service technician, per Weil-McLain boiler manual guidance.
- Reference the specific boiler's installation/service manual and parts list for correct valve replacement procedure, wiring/terminal connections, gas piping requirements, and startup/checkout.
- Because this is a gas-train safety/control component, follow manufacturer instructions for safe shutdown, leak testing, and combustion/operation verification after replacement.
Maintenance & Troubleshooting
- This valve is typically replaced when troubleshooting confirms the gas control valve is preventing normal burner operation in a standing-pilot boiler (for example, failure to open/control gas flow as required).
- Follow the boiler's troubleshooting and checkout procedures to confirm root cause before replacement, and to verify correct operation after the new valve is installed.
User Reviews & Q&A Summary
- Review themes: Most feedback describes it as an exact OEM replacement for Weil-McLain CG/CGA/EG boilers, with a straightforward, "plug-and-play" swap once the correct part is confirmed. Many comments highlight good packaging, fast shipping, and getting the boiler ready for cold weather quickly.
- Q&A themes: Questions focus on model compatibility. Responses confirm the valve as correct for several EG/PEG and CGA model examples, and one answer recommends calling in with the complete model and serial number to verify compatibility for a specific unit.