this Bard thermal limit switch ensures proper fit and function within compatible systems

this is non-thermal chart paper designed for use with fiber-tip or capillary pens typically found in Honeywell strip chart recorders

External components like the flame sensor or 11072202 orifice shield may need to be sourced separately if needed

the 1970-072 utilizes a low-mass quick dropout mechanism

OEM Compatibility: Replaces Burnham Part 6112214 and is specifically sized for V-Series cast iron sections

Maxitrol R400S-3/8-CSA Regulator Els PW 17895 this Bard thermal limit switchThe Maxitrol R400S 3 8 CSA is a high performance gas pressure regulator engineered for precision fuel control in commercial and industrial HVACR applications. Built with a 3 8" NPT pipe size, this double diaphragm balanced valve design ensures stable outlet pressure even when upstream pressures fluctuate, preventing pilot dropouts and burner instability. The unit carries a CSA certified max inlet pressure of 1 2 PSI, though it has been Maxitrol tested