simply remove the jumper and connect the original wiring harness directly to the board

Built with a low watt density (LWD) profile

Engineered with a 1/2" flare connection

pilot safety magnet

significantly reducing maintenance overhead

Lochinvar & A.O. Smith 100109690 Thermostat Freon simply remove the jumper andThe Lochinvar & A. O. Smith 100109690 Natural Gas Thermostat is a precision engineered OEM replacement part designed for high performance residential and commercial gas fired water heaters and boilers. This natural gas thermostat kit, also identified under part numbers 9004102205 and 100109690, is built to restore accurate thermal regulation and ensure the safe operation of your heating system. Utilizing advanced sensing technology, this replacement