Emerson 3000 User Manual

Page 40

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Air-Cooled Models—Self-Contained Compressor

34

Figure 18 General arrangement—Air-cooled models with digital scroll and Lee-Temp

Digital
Solenoid Valve

DPN001725
Rev. 0

* Components are not supplied by Liebert
but are recommended for proper
circuit operation and maintenance.
* * Components supplied by Liebert
and must be field-installed.

OPTIONAL PIPING
FIELD PIPING

FACTORY PIPING

Piping Assembly * *

Condenser Coil

Rotalock Valve * *

1/4" ( 6.4mm)
Pressure Relief
Valve * *

Sight Glass

Liebert
Lee-Temp
Receiver

Head Pressure
Control with
Integral Check
Valve

Check Valve

Liquid Return
from Condenser

Inverted Trap * on
discharge line to
extend above base
of coil by a minimum
of 7-1/2" (190mm)

Traps * Every
25 Ft. (7.6m)
of rise on Hot
Gas Line only

Evaporator Coil

Sensing Bulb

Expansion Valve

Solenoid Valve

Sight Glass

Filter Dryer

Liquid Return

Shutoff
Valve *

External Equalizer

Service
Valves

Digital
Compressor

Hot Gas Discharge

Check Valve

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