51B MECHANICAL WATER FEEDER W/ FLOAT BLOCK Hoffman • Available as sugar and

• Available as sugar and alcohol

McDonnell & Miller 194 Series Data Sheet

• Maximum non-shock pressure 250 psig (17

• Pump shafts are of stainless steel

• Maximum operating pressure 125 psig (8

51B MECHANICAL WATER FEEDER W/ FLOAT BLOCK Hoffman • Available as sugar andWater Feeders Mechanical Series 51 51 2 Mechanical Water Feeders Low Water Cut Offs For low pressure steam and hot water boilers larger than 5,000 sq. ft. (465m2) capacity with cold water feed Quick change replaceable cartridge valve and strainer Optional features No. 2 switch Manual reset Float block Proportional feed action Model 51 can be field upgraded with a No. 2 switch to add low water cut off function Maximum water supply pressure 150 psi (10.