070.550-IOM (JUN 2016)
Page 26
NGC GAS ROTARY SCREW COMPRESSOR
INSTALLATION - OPERATION - MAINTENANCE
Index
A
accumulator, 3
acid formation, 3
Allowable Flange Loads, 12
angular-contact bearings, 5
Antifriction bearings, 5
ASHRAE, 3
axial load, 13
AXIAL RUNOUT, 13
B
balance piston, 5
Balance pistons, 5
bare compressor, 21
bearing life, 5
Booster, 16
bulkhead, 15
C
calibration, 14
Capacity control, 6
Capacity Linear Transmitter, 19
COMPRESSOR OIL, 12
compressor shaft seal, 6
compressor suction, 16
condensation, 3, 14
CoolWare™, 3, 7
corrosion, 4, 12
corrosion inhibitors, 3
coupling, 13, 21
Coupling alignment, 13
CUSTOMER CONNECTIONS, 12
Cylindrical roller bearings, 5
D
Design working pressure, 7
dimensions, 7
DIN connector plug, 19
direct engine drive, 7
discharge pressure, 6, 7, 16, 19
discharge temperature, 3, 14
drive coupling, 21
Drive Train Alignment, 22
dry gas purge, 3
dry nitrogen, 12
E
engine, 14
engine shaft, 21
Evacuation lines, 4
F
female rotor, 5
FOUNDATION, 12
G
gaskets, 21
gas load, 19
gear, 3
gear change, 17
gear ratios, 7
gear sets, 17
GENERAL SPECIFICATIONS, 7
H
hermetic enclosure, 19
High capacity roller bearings, 5
HOLDING CHARGE, 12
hydraulic cylinder, 5, 15
Hydraulic Schematic, 15
hydrocarbon gasses, 3
I
identication data plate, 3
INSTALLATION, 7
insulated, 3, 16
Integral gearbox, 5
L
L10 life, 5
lifting rings, 12
linear transmitter, 19
load surges, 3
Long term storage, 4
lubrication system, 5
M
main oil injection, 5
maintenance, 17
Maintenance
Maintenance Schedule, 18
Vibration Data Sheet, 23
male rotor, 5
male rotor shaft, 4
misalignment, 13
MSV solenoid, 16
N
natural gas, 3
needle valve, 16
O
Oil analysis, 17
oil cooler, 19
oil cooling system, 16
oil lter, 14, 17, 18
oil lter cartridges, 17
OIL HEATER(S), 14
oil manifold, 16
oil pressure, 5, 13
Oil pressure, 7
oil pump, 5, 13, 17
Oil quality, 18
oil seal, 5
oil strainer elements, 17
oil supply, 5
operating log, 19
Operating Log Sheet, 22
over-compression, 6
P
P + I diagram, 12
pipe hangers, 12
piping layouts, 3
piping stress, 12
pressure ratio, 6
R
radial loads, 5
RIGGING AND HANDLING, 12
rotor housing, 6
S
safety relief valve, 13
seal-less oil pump, 5
seal life, 5
seal well, 5
serial number, 3
setpoint limits, 7
shaft alignment, 21
Shaft rotation, 5
Shaft seal housing, 5
shipping gauges, 12
shutdown, 17
slide stop, 6, 14
slide stop transmitter, 14
slide valve, 5, 6, 14, 19
slide valve transmitter, 14
Solenoids, 14
solenoid valves, 15
sour gasses, 3
start-up, 13, 16
storage, 12
strainer, 13
suction accumulator, 17
suction gas, 5
suction line, 3
suction pressure, 19
suction strainer, 16, 17
suction strainers, 5
superheating, 5
system discharge pressure, 5
system oil separator, 5
system piping, 19
T
thermal stability, 5
thrust balance pistons, 5
thrust loads, 5
transmitter unit, 19
traps, 3
troubleshooting, 17
TROUBLESHOOTING, 20
Filter cartridges, 21
hydraulic control valve, 20
OIL PRESSURE, 21
Oil pressure regulator, 21
Piston Seals, 20
pressure regulating valve, 21
PUMP, 21
Pump strainer, 21
service valves, 21
SLIDE STOP, 20
Slide stop indicator rod, 20
SLIDE VALVE, 20
Solenoid coils, 20
Solenoid spool, 20
Strainer, 21
Unloader piston, 20
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