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Split System Models
59
Figure 30 Split systems general arrangement
SL-11900 PG 5
Condenser
Coil
1/2" (12.7mm) NPT
Pressure Relief Valve
Sight
Glass
Check
Valve
Lee-Temp
Receiver
High Pressure
Switch
Scroll
Compressor
Head Pressure
Control with
Integral Check
Valve
Liquid Line
Solenoid Valve
Suction Line
Male Quick
Connect
Coupling*
Liquid Line
Male Quick
Connect
Coupling*
Suction Line
Female Quick
Connect
Coupling*
Liquid Line
Female Quick
Connect
Coupling*
Filter
Drier
Service
Access
Ports
Sensing
Bulb
Expansion
Valve
External
Equalizer
Evaporator
Coil
High Pressure
Switch
Scroll
Compressor
Suction Line
Male Quick
Connect
Coupling*
Liquid Line
Male Quick
Connect
Coupling*
Suction Line
Female Quick
Connect
Coupling*
Liquid Line
Female Quick
Connect
Coupling*
Filter
Drier
Service
Access
Ports
Sensing
Bulb
External
Equalizer
Evaporator
Coil
Expansion
Valve
Tube in
Tube
Condenser
Water/Glycol
Supply
Line
Water/Glycol
Return
Line
2-Way Water
Regulating
Valve
Fluid Supply
to Unit
Fluid Return
from Unit
Shutoff
Valves*
Hose Bibs*
Tube in
Tube
Condenser
Fluid
Return
from Unit
Fluid Supply
to Unit
3-Way Water
Regulating Valve (optional)
AIR COOLED
WATER COOLED
GLYCOL COOLED
OPTIONAL PIPING
FACTORY
PIPING
SINGLE CIRCUIT SHOWN
*Components are not supplied by Liebert but
are recommended for proper circuit operation
and maintenance.
Pressure Balancing
Valve
Liquid Injection
Valve Bulb
Liquid Injection
Valve
Hot Gas
Bypass Control
Valve
Hot Gas
Bypass Solenoid
Valve
Receiver Heater
Pressure Limiting
Switch
Liquid Injection
Valve
Liquid Injection
Valve Bulb
Hot Gas Bypass
Control Valve
Hot Gas Bypass
Solenoid Valve
NOTE: Refer to installation manual for
field piping guidelines.
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