Hoshizaki KM-201BAH Instruction Manual page 17

• In some areas, a back fl ow preventer may be required in the cooling water circuit.
• In order to maintain the proper high side pressure, the condenser water supply inlet
temperature must be in the 45°F to 90°F (7°C to 32°C) range.
KM-201BWH
KM-260BWH
Icemaker Water Supply
Inlet 1/2" FPT
Minimum 3/4" Nominal
ID Hard Pipe
Minimum 1/4" Nominal ID
Copper Water Tubing
Icemaker Water Supply
Line Drain Valve
b) Connection to a Closed Loop System
Condenser Water
Supply Inlet
1/2" Female Pipe
Thread (FPT)
• Shut-off valves and drain valves must be installed at both the condenser water supply
inlet and condenser return outlet.
Icemaker Drain
Outlet 3/4" FPT
Icemaker Water Supply
Line Shut-off Valve
Minimum Condenser
Water Supply Line Size
1/4" Nominal ID Copper
Water Tubing or Equivalent
1/4" fall
per foot
To approved
fl oor drain
2-inch (5-cm) air
gap
Floor
Fig. 5
Condenser
Return Outlet
1/2" Female Pipe
Thread (FPT)
16
Condenser Water
Supply Inlet 1/2" FPT
Condenser Drain
Outlet 1/2" FPT
Minimum 1/4" Nominal ID
Copper Water Tubing
Condenser Water Supply
Line Shut-off Valve
Condenser Water Supply
Line Drain Valve
Minimum 1/4" Nominal
ID Hard Pipe
Be sure there is suffi cient
extra water supply line and
drain line for the appliance
to be pulled out for service.
Separate piping to approved
drain. Leave a 2-inch (5-cm)
vertical air gap between the
end of each pipe and the
drain.
Drain
Minimum Condenser
Return Line Size
1/4" Nominal ID Copper
Water Tubing or Equivalent