Water-Cooled Condenser - Hoshizaki KM-61BAH Instruction Manual

2. Water-Cooled Condenser

a) Connection to an Open Drain System
Condenser Water
Supply Inlet
1/2" Female Pipe
Thread (FPT)
• A condenser water supply line shut-off valve and drain valve must be installed.
• 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-151BWH
Icemaker Drain
Outlet 3/4" FPT
Minimum 1/4" Nominal
ID Hard Pipe
Minimum 3/4" 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.
Minimum Condenser
Water Supply Line Size
1/4" Nominal ID Copper
Water Tubing or Equivalent
Trap
1/4" fall
per foot
2-inch (5-cm) air
gap
Floor
Drain
Condenser Drain
Outlet
1/2" Female Pipe
Thread (FPT)
Condenser Drain
Outlet 1/2" FPT
To approved
fl oor drain
Condenser Water Supply
Line Drain Valve
Condenser Water Supply
Line Shut-off Valve
Fig. 5
16
Minimum Condenser
Drain Line Size
1/4" Nominal ID Hard
Pipe or Equivalent
Condenser Water
Supply Inlet 1/2" FPT
Icemaker Water Supply
Inlet 1/2" FPT
Minimum 1/4" Nominal ID
Copper Water Tubing
Icemaker Water Supply
Line Shut-off Valve
Icemaker Water Supply
Line Drain Valve