Replacing it with a different rating can lead to premature failure or unsafe operating conditions

The JCI R-131-2 features a rugged housing with a 1/4 inch gauge port for real-time monitoring and supports both inline mounting or panel installation with an optional bracket

It is highly recommended to use the included 73K7601 ignition wire to ensure proper insulation and high-voltage delivery to the igniter

making it ideal for systems requiring continuous operation or external power cycling

McDonnell & Miller 194 Controller 320734-701 Replacing it with a differentAs a veteran HVACR technician, you know that maintaining precise water levels in high pressure systems isn't just about efficiencyit is about safety and equipment longevity. The McDonnell & Miller 194 Low Water Cut Off and Pump Controller (Part Number 166600) is the industry standard for commercial and industrial steam boilers, engineered to operate reliably in environments up to 250 PSI max pressure. This heavy duty combination LWCO and pump