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Full-Flow Performance: Optimized internal hardware and 1 1/8" ODF fittings minimize refrigerant pressure drop
Universal LGB Compatibility: Specifically engineered as a direct-fit replacement burner for Weil-McLain LGB boilers
Operational Stability: The pressure-balanced design minimizes seat hunting and ensures consistent flow modulation even during sudden pressure spikes
Can the control head be mounted in a different temperature zone
Manual Reset Design: Requires a technician to physically inspect the system before restarting
Lochinvar & A.O. Smith 100208181 Rollout Switch 321042-401 Full-Flow Performance: Optimized internal hardwareThe Lochinvar & A. O. Smith 100208181 Rollout Switch is a critical OEM replacement part designed for high efficiency boilers and water heaters. As a 280F Manual Reset Rollout Switch, it serves as a primary thermal safety control, monitoring the burner area for flame rollout conditions. When temperatures exceed the 280 degree Fahrenheit threshold, the 100208181 switch breaks the electrical circuit, immediately shutting down the combustion process to