This article deals with flame rectification as it applies to direct spark ignition (DSI) modules. They are manufactured by a few different companies — Fenwal, Honeywell, Robertshaw, and White Rodgers, ...

The 35-6xJ gas ignition controls directly replace discontinued Johnson Controls® Series G76x direct spark and G77x intermittent pilot gas ignition controls. Both of the company’s 35-6xJ Series ...