Figure 25 General Arrangement-Glycol-Cooled Models With Scroll Compressor - Emerson Liebert Challenger 3000 Installation Manual

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