When the ignition sequence initiates

maintaining system safety and operational efficiency without the risk of dimensional mismatch found in generic alternatives

leak-proof connection to the pressure switch and heat exchanger ports

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

Maxitrol R400S-3/8-CSA Regulator Els PW 17895 When the ignition sequence initiatesThe 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