Lochinvar & A.O. Smith 100111065 Switch 340155-7024 It is not a universal

It is not a universal kit for the 'E' or 'M' series burners

This unit is designed for CCW (Counter-Clockwise) rotation when viewed from the lead end

Is a vent limiter required when using this high-pressure spring

allowing technicians to fine-tune stroke characteristics for specific valve or damper requirements

such as switching from a low-speed fan to a high-speed tap

Lochinvar & A.O. Smith 100111065 Switch 340155-7024 It is not a universalThe Lochinvar & A. O. Smith 100111065 Blocked Outlet Switch is a critical safety component designed for high efficiency commercial gas fired systems, including the BTH, SUF, and HCG series. Engineered specifically for natural gas water heaters, this OEM replacement part monitors the venting system for potential obstructions. If the switch detects a significant restriction or blockage in the flue outlet, it immediately interrupts the control circuit to