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Glycol/GLYCOOL-Cooled Models—Self-Contained Compressor
52
Figure 28 General arrangement—GLYCOOL models with digital scroll compressor
r
Digital
Solenoid
Val ve
Pu m p
Housing
Glycol
Pum p
Unions*
Isolation
Val ve s*
Exp ansi on
Val ve
Ev ap o r at or
Coi l
Drycooler
Coil
Drycooler
El e ct r i c
Box
Unions*
Pressu re
Por t *
Hose
Bi b *
Fill*
Flu id
Ret ur n t o
Pu m p
Fl u i d
Supply
from
Pu mp
Air Vents*
at Top of
Ri se rs
Flow Regulating Valve*
Pr essure
Por t *
Si g h t
Gl ass
Se nsi n g
Bul b
Ext e rnal
Equalizer
Servi ce
Val ves
Fil t e r
Dryer
Econ-O-Coil
3-WayChilled
Glycol Valve
3-Way Motorized
Bal l Valv e
Val v e
Actuator
Econ-O-Cycle
Comparator
Econ-O- Coi l
Circuit
Tu b e
in Tube
Condenser
Fluid
Sup p l y t o
Unit
Fl u i d
Re t ur n
from
Unit
Isolation
Val ves*
Hose
Bibs*
FACTORY PIPING
FIELD PIPING
*Components are not supplied by Liebert but
are recommended for proper circuit operation
and main tenance.
Expansion Tank Field-Installed at
Highest Point in System
DPN001724
Re v. 0
Field-Supplied
Re d u ce rs
Required on 3-Ton Units
To iCOM Control
Digital
Comp ressor