Weil-McLain 510300014 Manual Reset

Weil-McLain Spill Switch – Safety Control for CG, CGA, and CGx Boilers

The Weil-McLain Spill Switch is a critical safety device designed to monitor flue gas conditions and shut down the boiler in the event of a venting failure. Engineered for use with Weil-McLain CG, CGA, and CGx boiler models, this manual reset switch provides dependable protection against unsafe operating conditions.

Key Features

• Manual Reset Operation – Ensures the cause of a trip is inspected and corrected before the boiler is restarted.
• High Temperature Rating – Factory set at 240°F to safeguard against excessive vent temperature.
• Model-Specific Compatibility – Direct fit for Weil-McLain CG, CGA, and CGx boilers.
• Durable Construction – Built for long service life in demanding heating system environments.
• OEM Part – Weil-McLain original replacement part, part number 510-300-014.

Technical Specifications

• Type: Manual reset spill switch
• Setpoint: 240°F
• Application: Draft hood or vent damper safety control
• Compatible Models: CG, CGA, CGx series boilers
• OEM Part Number: 510-300-014

Installation Notes

Installation should be performed by a licensed HVAC or plumbing contractor. The switch is mounted at the draft hood or vent connector and wired in series with the boiler’s safety circuit. Proper placement, secure connections, and function testing are essential to ensure reliable operation and compliance with code requirements. Reset must only be performed after verifying safe venting conditions.

For Professional Contractors

The Weil-McLain Spill Switch is a proven safety device trusted on job sites to maintain boiler code compliance and prevent hazardous operating conditions. Its manual reset design prevents bypassing unsafe situations and reduces liability risk for contractors.

For System Maintenance

As part of routine boiler service, the spill switch should be inspected for secure mounting, clean contacts, and proper reset functionality. Replacement with genuine Weil-McLain parts ensures continued system safety and reliability.

Summary

Choose the Weil-McLain Spill Switch for reliable vent safety on CG, CGA, and CGx boilers. With its 240°F setpoint, manual reset design, and durable construction, this OEM control provides the protection required for safe boiler operation.