21 LIQUID LEVEL CONTROL - MAKE UP WATER FEEDER Vendor_Square D

21 LIQUID LEVEL CONTROL - MAKE UP WATER FEEDER Vendor_Square DWater Feeders Make Up Series 21 Make Up Water Feeder For boiler receiver tanks Direct mounting eliminates need for equalizing connections Proportional feed action Mounting Flange six 716" (11. 1mm) bolt holes on a 534" (146mm) bolt circle Soft seat provides positive seal Maximum water supply pressure 150 psi (10. 5 kg cm2) Maximum inlet water temperature 120F (49C) Maximum vessel pressure 35 psi (2. 5 kg cm2) McDonnell & Miller 21 Series Data Sheet

which thread into the top of the boiler or tank

Hoffman 754 Series Data Sheet

• Telescopic siphon tube

high pressure postive displacement pump

401419 - Steam Air Line Valve

McDonnell & Miller 67 Series Data Sheet

Dual scale (°F & °C)

For Hot Water and Steam Boilers

• No special tools required

Built-in Check Valve

10-600 Series Submittal Sheet

medium flow