Illinois 0036853 Diaphragm 30067439-890 Always verify the secondary voltage

Always verify the secondary voltage and mA ratings against your burner’s nameplate to ensure proper spark intensity

you can swap the internal paper indicator using a standard service kit if the glass becomes stained or the sensor is damaged by acid

Designed for Heil Quaker replacement parts compatibility

Universal Compatibility: Operates on 24 VAC nominal supply voltage and features self-configuring circuitry compatible with 50/60 Hz systems

By depressing the release spring and removing the hex screws

Illinois 0036853 Diaphragm 30067439-890 Always verify the secondary voltageThe Illinois 0036853 Diaphragm Element is a critical replacement component engineered specifically for G Series steam traps and pressure actuated valves. This high performance 6SA125 Diaphragm is fabricated from premium grade materials to ensure long term durability under intense thermal cycling and high pressure differentials. Designed for precision steam trap repair, it facilitates accurate modulation and rapid response to condensate temperature