User Guide

Air-Cooled Models—Self-Contained Compressor
Liebert
®
Challenger 3000
™
30
Figure 15 General arrangement—Air-cooled models with fan speed control
DPN000349
Rev. 5
Condenser
Coil
Schrader
Valve
Schrader
Valve
Optional Field-Installed
Fusible Plug
Evaporator
Coil
Hot Gas
Bypass
Valve
Hot Gas
Bypass
* For rises over
25ft. (7.6m), trap
every 20ft. (6m) or
at evenly spaced
points
Solenoid
Valves
Sight
Glass
Filter
Drier
Liquid Return
Shutoff*
Valve
Sensing
Bulb
External
Equalizers
Scroll
Compressor
Service
Valves
Hot Gas
Discharge
Check
Valve
FIELD PIPING
FACTORY PIPING
SINGLE CIRCUIT SHOWN
* Components are not supplied by Liebert but
are recommended for proper circuit operation
and maintenance.
Expansion
Valve
* Inverted trap on
discharge and liquid lines
to extend above base of
coil by a minimum
of 7-1/2" (190mm)
* Trap at base
of risers longer
than 5ft. (1.5m)