this thermal sensing component monitors the draft hood for abnormal flue gas spillage resulting from chimney obstructions or downdrafts

Featuring a 40/5 MFD capacitance

As a primary safety device

the LH33WZ518 features a 45-degree offset with a 1/8-inch probe extension to ensure optimal positioning within the burner's flame envelope

The unit comes with a captivated screw already integrated into the dial

Schneider Electric (Barber Colman) 20-881 Wrench this thermal sensing component monitorsThe Schneider Electric (Barber Colman) 20 881 Wrench is a specialized dual purpose tool engineered for precision field service on pneumatic control systems. Designed to replace the legacy N2 4 tool, this wrench features a 1 16" hex head and a 1 4" hex head, providing the exact dimensions required for pneumatic thermostat calibration and securing cover screws. This tool is essential for technicians managing Barber Colman 2000 series thermostats and