Installation manual

Air Cooled Models
35
Figure 23 Lee-Temp control typical general arrangement diagram
Condenser Coil
Traps* every
25’ (7.6m) of rise on
hot gas line only
Solenoid
Valves
External Equalizers
Liquid
Return
Filter Dryer
Sight
Glass
Expansion Valve
Cylinder
Unloaders
(optional)
Sensing Bulb
Evaporator Coil
Hot Gas
Bypass
(optional)
Muffler***
Hot Gas
Discharge
Compressor
Service
Valves
*** Components supplied
by Liebert and must be
field-installed (DH/VH and
DE/VE 245A, 290A and
380A models onl
y)
* Components are not supplied by
Liebert but are recommended for
proper circuit operation and main-
tenance
Factory Piping
Optional Piping
Field Piping
Muffler
Sight Glass
Liquid Return
from Condenser
Single circuit shown
** Components supplied
by Liebert and must be
field-installed
Shutoff*
Valve
Check
Valve
Lee-Temp
Receiver
Rotalock Valve**
Piping Assembly**
1/4" (6.4mm)
Pressure
Relief Valve**
Inverted traps* on discharge and
return lines to extend above
base of coil by a minimum
of 7-1/2" (190mm)
Head Pressure
Control With
Integral Check
Valve
DPN00680 Rev0
DISCONTINUED
PRODUC T