MCDONNELL MILLER HEAD MECHANISM 94HD

McDonnell & Miller 165300 94-HD LWCO and Pump Controller Head Only McDonnell & Miller 165300 94-HD Combination Low Water Cut Off and Pump Controller Head Only Two Snap Acting SPDT Switch for Steam Boilers with 250 PSI Max Pressure Head Mechanism Only For commercial and industrial low or high pressure steam boilers Maintains consistent water level regardless of pressure For boilers of any steaming capacity No. 5 Switch included Magnetic repulsion eliminates need for bellows 94-HD, Replacement Head Mechanism for Series 94 Used with 94 & 194 Series Series 94 Low Water Cut-off/ Pump Controllers • For commercial and industrial low or high pressure steam boilers • Maintains consistent water level regardless of pressure • For boilers of any steaming capacity • No. 5 Switch included • Magnetic repulsion eliminates need for bellows • Optional features – Manual reset • 7B switch (135ohm proportional control signal) to maintain constant boiler water level – BSPT threads • 1-1 ⁄4" NPT connections • Maximum pressure 250 psi (17.6 kg/cm2) • Ten bolt flange