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Glycol/GLYCOOL-Cooled Models—Self-Contained Compressor
49
Figure 25 General arrangement—Glycol-cooled models with scroll compressor
Glycol
Pump
Pump
Housing
Unions*
Isolation
Valves*
Expansion
Valve
Drycooler
Electric Box
Drycooler
Coil
Fluid
Return
to Pump
Fluid
Supply
from
Pump
Unions*
Field-Supplied
Reducers Required
on 3-Ton Units
Fill*
Expansion Tank Field-Installed at
Highest Point in System
Expansion
Port*
Air Vents*
at Top of
Risers
Hose
Bibs*
Flow Regulating
Valve*
Pressure
Port*
Sight
Glass
Filter
Dryer
Evaporator
Coil
Sensing
Bulb
External
Equalizers
Hot Gas
Bypass
Valve
Scroll
Compressor
Service
Valves
Hot Gas
Bypass
Solenoid
Valve
Hot Gas
Bypass
Tube
in Tube
Condenser
Tube
in Tube
Condenser
Bypass
Valve
2-Way Water
Regulating
Valve
Fluid
Return
from
Unit
Fluid
Supply
to Unit
Fluid
Return
from
Unit
Fluid
Supply
to Unit
Isolation
Valves*
Hose
Bibs*
3-Way Water
Regulating Valve
(optional)
FACTORY PIPING
FIELD PIPING
*Components are not
supplied by Liebert but
are recommended for
proper circuit operation
and maintenance
DPN000361
Rev. 02