By facilitating continuous air venting

including various heat pump configurations

the automatic reset furnace switch restores the connection

Ensure the defrost thermostat is closing at 32°F before suspecting the board

22 and NSF 61G lead-free standards

Fenwal 22-100001-010 Electrode Assembly Els PW 17895 By facilitating continuous air ventingThe Fenwal 22 100001 010 Electrode Assembly is a precision engineered OEM replacement ignition electrode designed for high performance gas fired HVAC systems, including industrial furnaces, boilers, and commercial combustion equipment. Built to withstand the rigorous demands of direct spark ignition (DSI) cycles, this Fenwal electrode features high temperature resistant ceramic insulation and a durable metallic probe to ensure a stable, high voltage