Schneider Electric (Barber Colman) 22-138 Gauge Adaptor An air-fuel or oxy-acetylene torch

An air-fuel or oxy-acetylene torch with a neutral to slightly carburizing flame is standard

Thermal Response: Thin-wall stainless steel design optimizes heat transfer from the medium to the internal sensing element for accurate staging

the T-4000-610 adaptor plate includes a pipehead adaptor to maintain pneumatic circuit integrity

technicians should check for continuity across the terminals when the switch is cool

When you're servicing commercial burners or fireplace units

Schneider Electric (Barber Colman) 22-138 Gauge Adaptor An air-fuel or oxy-acetylene torchThe Schneider Electric 22 138 Gauge Adaptor is a critical fitting designed for precise pneumatic system diagnostics and calibration. This Barber Colman gauge adapter features 1 8" 27 FPT threads, allowing for the seamless integration of standard pressure gauges into existing control loops. Specifically engineered to interface with the 22 137 check valve and 22 143 check valve tee, this adapter ensures a leak free connection for accurate pressure