Johnson Controls Frick 852 User Manual

RWH ROTARY SCREW COMPRESSOR UNITS
INDEX
070.620-IOM (DEC 12)
Page 58
Index
control transformer, 14
coolers, 5
cooling tower water, 11
cooling water, 11
coupling, 13
Coupling Data Table, 7
coupling hubs, 6
CPT, 14
crane, 6
CT, 14
CT ratio, 15
Current Transformer, 14
cutout parameters, 16
cycle time, 17
D
Daisychaining, 50
dead band, 17
Demand Pump
Troubleshooting
Grease leaks from vent port, 37
Insufcient oil pressure, 37
Main lter PSID too high, 37
Noise and Vibration, 37
Oil pressure drops as head pressure
increases, 37
Oil pressure uctuates, 37
Oil pressure rapidly drops, 37
Viking Pump, 26
Demand Pump
ball bearing, 27
single row ball bearing, 28
bearing retainer washer, 27,28
bearing spacer, 26,28
bearing spacer collar, 28
carbongraphite bushings, 26,27,28
casing, 27
End Clearance, 28
idler, 26
idler pin, 26,27
lip seal, 27,28
Mechanical Seal, 27
Oring gasket, 28
Preventative Maintenance
end clear ance, 30
end clearance adjustment, 30
grease, 30
lubrication, 30
pump head, 28
refrigeration oil, 27
seal face, 27
seal seat, 27
seal spring, 28
shaft snap ring, 28
snap ring, 26,28
tapered installation sleeve, 27
thrustbearing assembly, 26,28
Thrust Bearing Adjustment, 28
Troubleshooting
bent shaft, 29
cavitating, 29
cavitation, 29
Discharge Port, 29
Discharge pressure, 29
discharge valve, 29
Fluttering, 29
Gate valve, 29
High viscosity, 29
jumping, 29
misalignment, 29
Pressure Gauge, 29
Relief valve, 29
Relief valve poppet, 29
Starving, 29
Strainer, 29
suction port, 29
Suction valve, 29
vacuum gauge, 29
Vibrating, 29
disctype check valves, 12
discharge check valve, 21
disconnect switches, 23
disc drive spacer, 6
disc packs, 6
doubleacting hydraulic cylinders, 17
DoubleActing Mode, 17
doubleacting solenoid valve, 18
drain valve, 24
drive coupling, 21
dry nitrogen, 9,23
dualport liquid injection, 18
dualsetpoint, 13
dual dip tube method, 11
dual oil lters, 16
DX vessel, 13
E
Economizer
backpressure regulator valve, 12,13
balancing load, 12
BPR valve, 12
check valve, 12
DX vessel, 13
economizer port, 12,13
economizer vessel, 12
electric shutoff option, 12,13
ashing liquid, 12
ash economizer system, 12
ash gas, 13
ash tank, 12
ash vapor, 13
heat exchanger, 12
isolation valve, 12
liquid feed solenoid, 13
liquid solenoid, 12
microprocessor, 12
outlet pressure regulator, 12
overpressurizing, 12
Packaged Refrigerant Recirculation
Unit, 13
partial load, 12
pistontype check valves, 12
Symbols
3phase ground, 48
3phase supply, 48
A
Abnormal Operation Analysis and Cor
rection, 32
acrosstheline, 13
atmospheric pressure, 24,25
axial loads, 16
axial load bearings, 16
B
backfeeding, 21
back ushing, 11
backpressure regulator, 13
backpressure regulator valve, 12,13
balance piston, 16,21
Balance Piston Pressure Regulator, 30
balancing load, 12
bleed valve, 24
booster application, 14
booster systems, 21
BP, 18
BP coupling data table, 7
BPR valve, 12
brownouts, 15
C
cable trays, 48
check valve, 12,21
chemical cleaning process, 11
circuit breaker, 14
circuit breaker disconnect, 14
closedloop uids, 11
closedloop system, 11
coalescer lter element, 17,25
coalescer lter retainer, 25
codes, 48
ColdStart System, 17
Comm Port Protection, 50
Communications, 50
Compressor
compressor, 12
drive shaft, 16
hydraulic system, 17
motor, 13,14
oil tempera ture, 18
suction, 17,18
Vi, 18
Compressor Operating Log Sheet, 56
Compressor Port Locations, 40
Compressor Prestart Checklist, 52
condenser inlet, 10
condensing pressure, 10
condensing tempera ture, 10
Conduit, 48
constant speed starters, 48
control power regulator, 15
control power transformer, 14

Johnson Controls Frick 852 Specifications

General

Brand	Johnson Controls
Model	Frick 852
Category	Compressor
Language	English