Ensure proper electrical grounding of the unit and check for negative pressure at the gas valve during your boiler troubleshooting to confirm this burner control is the necessary fix for site-specific lockout codes

Enhanced System Flow: Engineered to maximize flue byproduct extraction

Optimized Compatibility: Specifically designed for VG7000 Series bronze valves with 1/2" or 3/4" bodies and V-3801-8001 actuators

Universal Heater Compatibility: Designed to fit both enclosed front and fireplace front Williams console heater configurations

This gauge set is designed for use with standard 5/8" outer diameter (OD) gauge glass

Resideo ZD20X16TZ Damper 326058-758 Ensure proper electrical grounding ofThe Resideo ZD20X16TZ is a professional grade rectangular zone damper engineered for tight airflow control in multizone forced air systems. This 20x16 parallel blade damper utilizes a 24VAC synchronous motor mounted on the 16 inch side, featuring a power closed spring return open configuration. Designed for fail safe operation, it automatically reverts to the open position during power loss to ensure continuous ventilation. The assembly is constructed