070.650-IOM (JUL 19)
Page 10
SGC/SGX ROTARY SCREW COMPRESSOR
INSTALLATION
Figure 3: Port locations, SGC 1913/1918
PARTIAL VIEW SGC1913
VIEW A-A
A
A
27.9 [1.10]
D
SE-1
M
F
SC-8
C MOUNTING HOLE
L
SM-1
2.2490
2.2500
[
57.125
57.150
Ø
]
SC-8
12.70
12.75
SM-1
TE-1
SL-1
SV-1
P
N
]
[
50.09
1.972
49.71
1.957
]
.500
[
.502
281.1 [11.06]
T
100.1 [3.94]
E
DISTANCE REQUIRED
FOR CYLINDER
REMOVAL
368.3 [14.50]
276.4 [10.88]
85.1 [3.35]
151.6 [5.97]
85.1 [3.35]
34.0 [1.34]
138.0 [5.43]
138.0 [5.43]
H
G
62 [2.44]
477.8 [18.81]
73.9 [2.91]
348.0 [13.70]
69.9 [2.75]
95.0 [3.74]
28.2 [1.11]
73.9 [2.91]
177.8 [7.00]
98.0 [3.86]
144.5 [5.69]
290.1 [11.42]
73.8 [2.91]
& GAUGES HAVE BEEN INSTALLED.
PRIOR TO PRESSURIZING SYSTEM.
ESCAPING GAS MAY CAUSE INJURY
CAUTION
2. REMOVE CHARGING VALVES OR GAUGES
LINES OR MAKING FIELD CONNECTIONS.
1. RELIEVE PRESSURE PRIOR TO OPENING
WITH NITROGEN GAS. TEMPORARY VALVES
THIS EQUIPMENT HAS BEEN PRESSURIZED
MAINTENANCE MANUAL FOR ADDITIONAL
3. REFER TO INSTALLATION OPERATION AND
CAUTION
CAUSE INJURY DUE TO SPRING
CYLINDER ASSEMBLY UNDER
CONSULT SERVICE MANUAL
IMPROPER DISASSEMBLY MAY
HIGH SPRING LOAD.
TENSION RELEASE.
BEFORE DISASSEMBLY.
INFORMATION.
Port Thread size (in.) Description
P
3/4-16 UNF-2B
straight THD O-ring
Manifold block
pressure
SB-2
3/4-16 UNF-2B
straight THD O-ring
Balance piston and
inlet bearings
SB-3
1 1/16-12 UN-2B
straight THD O-ring
Compressor oil
supply
SC-5
9/16-18 UNF-2B
straight THD O-ring
Inlet pressure
SC-6
9/16-18 UNF-2B
straight THD O-ring
Discharge pressure
SC-7 1/8-27 NPTF Seal weepage
SC-8
1 1/16-12 UN-2B
straight THD O-ring
Closed thread drain
SC-9
9/16-18 UNF-2B
straight THD O-ring
Inlet housing oil
drain
SC-13
9/16-18 UNF-2B
straight THD O-ring
Oil drain cylinder
SC-14
9/16-18 UNF-2B
straight THD O-ring
Liquid injection
bleed
SD-1
1 1/16-12 UN-2B
straight THD O-ring
Coalescer bleed
SE-1 1/2-14 NPTF Electrical connector
SL-1
1 1/16-12 UN-2B
straight THD O-ring
Low Vi liquid injec-
tion
SL-2
1 1/16-12 UN-2B
straight THD O-ring
Hi Vi liquid injection
SM-1
1 1/16-12 UN-2B
straight THD O-ring
Main oil injection
SV-1 1 1/2 square ange
Vapor injection-
tongue and groove
TE-1 3/4-14 NPTF
Suction gas tem-
perature element
T
9/16-18 UNF-2B
straight THD O-ring
Manifold block tank
C
DISTANCE REQUIRED FOR
STRAINER REMOVAL
SLIDE STOP
LINEAR TRANSMITTER
MINIMUM DISTANCE REQUIRED
FOR SHAFT SEAL REMOVAL
VIEW A-A
PARTIAL VIEW SGC1913
DISTANCE REQUIRED
FOR CYLINDER
REMOVAL
OUTLINE END
INLINE END
M F
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