NSF-certified silicone lubricant on the O-rings to ensure a proper seat and prevent pinching during reassembly

The 80 microfarad and 10 microfarad ratings are critical for maintaining the correct torque and RPM

Vibration is often caused by debris or an improper seat on the 1/4" bore

This specific pressure switch is rated for 0 to 1

Utica-Dunkirk 550001939 Ignitor Kit 30067439-890 NSF-certified silicone lubricant on theThe Utica Dunkirk 550001939 Ignitor Kit is a field critical Direct Spark Ignition (DSI) component engineered specifically for Utica Dunkirk 95M 200 series boilers. As a veteran technician knows, the precision of the spark gap and the integrity of the dielectric strength are paramount for preventing ignition failure codes and ensuring consistent combustion cycles. This OEM spec kit replaces the high voltage Dunkirk gas boiler ignitor, addressing common