Weil McLain 511-624-664 Gas Thermal Fuse

The Weil McLain 511-624-664 Flue-Gas Thermal Fuse is a safety component that is used in HVAC systems. This part monitors the excessive flue gas heat and breaks the circuit to avoid overheating or fire to the equipment and its surroundings. It acts as a thermal safeguard to shut down the system when unsafe temperatures are detected and is acting as safe boiler operation. Use of the part prevents damage from abnormal combustion or flue gas conditions, promotes longevity and safety as well and reduces maintenance needs.