Emerson 3000 User Manual
Page 57
Glycol/GLYCOOL-Cooled Models—Self-Contained Compressor
51
Figure 27 General arrangement—GLYCOOL models with scroll compressor
Field-Supplied
Reducers
Required on 3-Ton Units
Pump
Housing
Pump
Unions*
Unions*
Isolation
Valves*
Expansion
Valve
Evaporator
Coil
Drycooler
Coil
Drycooler
Electric Box
Pressure
Port*
Pressure
Port*
Hose
Bib*
Fill*
Fluid
Return to
Pump
Fluid
Supply
from Pump
Air Vents*
at Top of
Risers
Flow Regulating
Valve*
Sight
Glass
Sensing
Bulb
External
Equalizers
Hot Gas
Bypass
Valve
Scroll
Compressor
Service
Valves
Filter
Dryer
Hot Gas
Bypass
Econ-O-Coil
3-Way Water
Regulating
Valve
3-Way Chilled
Glycol Valve
Valve
Actuator
Econ-O-Cycle
Comparator
Econ-O-Coil
Circuit
Tube
in Tube
Condenser
Fluid
Supply to
Unit
Fluid
Return
from
Unit
Isolation
Valves*
Hose
Bibs*
FACTORY PIPING
FIELD PIPING
*Components are not supplied
by Liebert but are recommended
for proper circuit operation
and maintenance.
Expansion Tank Field-Installed at
Highest Point in System
DPN000379
Rev. 03
Glycol