221 LIQUID LEVEL CONTROL - MAKE UP WATER FEEDER Basket Strainer • For residential or small

• For residential or small one-pipe or two-pipe systems

PRESSURE 150 PSI / 10

• Secondary control on steam boilers

Applications:

Model 40 Part No

221 LIQUID LEVEL CONTROL - MAKE UP WATER FEEDER Basket Strainer • For residential or smallWater Feeders Make Up Series 221 Make Up Water Feeder For boiler receiver tanks Direct mounting eliminates need for equalizing connections Proportional feed action Mounting Flange six 1732" (13. 5mm) bolt holes on a 812" (216mm) 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 221 Series Data Sheet