Mcdonnell & Miller 247-2-M, Mechanical Water Feeder w/ #2 Switch (LWCO Function), w/ Manual Reset

For steam and hot water boilers with cold water feed Specifications Continuous maintenance of minimum safe water level, independent of electrical service Proportional feed action Quick-change replaceable cartridge valve and strainer Quiet, durable operation Isolated feed valve minimizes lime and scale build-up Model 247 can be field upgraded with a No. 2 switch to add low water cut-off function Maximum water supply pressure 150 psi (10.5 kg/cm2) Maximum inlet water temperature 120 Deg. F (49 Deg. C) Maximum vessel pressure 30 psi (2.1 kg/cm2)