6
Table of Contents
Service Section Cont ..............................................................................................................................................................
GATE ROTOR BLADE REMOVAL ....................................................................................................................................................... 69
GATE ROTOR BLADE INSTALLATION .............................................................................................................................................. 69
GATE ROTOR THRUST ......................................................................................................................................................................... 70
BEARING REMOVAL GATE ROTOR THRUST .................................................................................................................................. 70
BEARING INSTALLATION GATE ROTOR ROLLER .......................................................................................................................... 71
GATE ROTOR ROLLER BEARING REMOVAL .................................................................................................................................. 72
GATE ROTOR ROLLER BEARING INSTALLATION .......................................................................................................................... 72
INPUT SHAFT SEAL REPLACEMENT ................................................................................................................................................ 73
INPUT SHAFT SEAL REMOVAL .......................................................................................................................................................... 73
SHAFT SEAL INSTALLATION .............................................................................................................................................................. 74
MAIN ROTOR ASSEMBLY ................................................................................................................................................................... 75
INSPECTION OF SLIDE VALVE ASSEMBLIES IN THE COMPRESSOR ......................................................................................... 76
REMOVAL SLIDE VALVE ..................................................................................................................................................................... 76
CARRIAGE ASSEMBLIES .................................................................................................................................................................... 76
INSTALLATION OF SLIDE VALVE CARRIAGE ASSEMBLIES ........................................................................................................ 77
CAPACITY AND VARIABLE VOLUME RATIO CONTROL ASSEMBLY ........................................................................................ 78
OPTICAL SLIDE VALVE ACTUATOR REMOVAL .............................................................................................................................. 78
OPTICAL SLIDE VALVE ACTUATOR INSTALLATION ..................................................................................................................... 79
GEAR MOTOR TO OPTICAL SLIDE VALVE ACTUATOR ................................................................................................................ 80
GEAR MOTOR TO OPTICAL SLIDE VALVE ACTUATOR ................................................................................................................ 80
CONVERSION, INSTALLATION OF ACTUATOR ............................................................................................................................... 80
COMMAND SHAFT ASSEMBLY REMOVAL ..................................................................................................................................... 80
COMMAND SHAFT ASSEMBLY INSTALLATION ............................................................................................................................. 81
COMMAND SHAFT BEARING AND O-RING SEAL REPLACEMENT ........................................................................................... 81
COMMAND SHAFT BEARING AND O-RING SEAL REASSEMBLY .............................................................................................. 82
DISCHARGE MANIFOLD REMOVAL ................................................................................................................................................. 82
DISCHARGE MANIFOLD INSTALLATION ......................................................................................................................................... 82
SLIDE VALVE GEAR AND RACK INSPECTION ................................................................................................................................ 83
REMOVAL OF CAPACITY OR VOLUME CROSS SHAFTS .............................................................................................................. 83
INSTALLATION OF CAPACITY OR VOLUME CROSS SHAFTS ...................................................................................................... 84
REMOVAL AND INSTALLATION OF CAPACITY OR VOLUME
RATIO ACTUATORS (PRIOR TO 11-1-01 AND AFTER 5-1-95 .......................................................................................................... 85
POTENTIOMETER REMOVAL ............................................................................................................................................................. 87
POTENTIOMETER INSTALLATION .................................................................................................................................................... 88
RETROFIT CAPACITY AND VOLUME RATIO CONTROL ............................................................................................................... 88
ASSEMBLIES ON ALL VSS AND VSR COMPRESSORS
MANUFACTURED BEFORE MAY 1, 1995. ............................................................................................................................................................ 88
REMOVAL ................................................................................................................................................................................................................... 88
INSTALLATION OF RETROFIT COMMAND SHAFT BEARING
AND O-RING SEAL ................................................................................................................................................................................ 89
REPLACEMENT FOR RETROFIT CONTROL ASSEMBLIES .......................................................................................................... 89
COMMAND SHAFT BEARING AND O-RING SEAL REASSEMBLY .............................................................................................. 90
LIQUID INJECTION PLUG REPLACMENT ........................................................................................................................................ 91
REMOVAL OF PLUG ............................................................................................................................................................................. 91
INSTALLATION OF PLUG ................................................................................................................................................................... 91
Summary of Contents for VSM 71-701
Page 1: ...1 VPN 35391S February 2006 Rev 05 Price 60 00...
Page 2: ...2...
Page 20: ...20...
Page 52: ...53 Pre Start Up Check List...
Page 99: ...99 Recommended Spare Parts List...
Page 104: ...104 Gate Rotor...
Page 110: ...110 Main Rotor VSS...
Page 112: ...112 Main Rotor VSR...
Page 114: ...114 Slide Valve Cross Shafts and End Plate...
Page 118: ...118 Capacity Slide Volume Slide Carriage Assembly Slide Valve Carriage Assembly...
Page 134: ...134 Miscellaneous Frame Components VSS Screw Compressor VSR Mini Screw Compressor...
Page 138: ...138 C FlangeAdapter Components 630 620 610 640 601 641 630 601 620 610 640 641 642 650 651...
Page 140: ...140 Replacement Parts Tools...
Page 144: ...144 GaterotorAssembly...
Page 148: ...148 Main Rotor Slide Valve Cross Shafts and End Plate Models 71 401 Only Counter clockwise...
Page 152: ...152 Main Rotor Slide Valve Cross Shafts and End Plate Model 501 701 Only Clockwise...
Page 154: ...154 Volume Ratio Capacity Slide Carriage Assembly Slide Valve Carriage Assembly...
Page 158: ...158 Miscellaneous Frame Components Model VSM 501 701 Model VSM 71 401...
Page 160: ...160 Replacement Parts Accessories Housing Accessories C Flange Assembly...
Page 166: ...166 Haight Pumps...
Page 170: ...3 Refrigerating Specialties Division...
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Page 244: ...168...