facilitating clean installs in tight cabinets

and total motor failure

mitigating the risk of terminal venting or arc-over in taxing commercial and residential environments

Isolate the power and perform a continuity test using a multimeter

Older 009 models require a different internal geometry for the check discs and O-rings

Kunkle Valve 0537-H01-HM0075 Valve 320788-703 facilitating clean installs in tightThe Kunkle Valve 0537 H01 HM0075 is a high capacity ASME Section IV pressure relief valve designed specifically for hot water boilers, heat exchangers, and generators. Featuring a 2" Female NPT inlet and a 2 1 2" Female NPT outlet, this Model 537 valve is factory set at 75 PSI to handle demanding thermal expansion and over firing conditions. With a rated capacity of 11,960 lb h (PPH) or 11,959,631 BTU h, it provides critical overpressure protection by