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VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD
Table of Contents
Table / Figure Page Number
List of Tables and Figures
Tables
Table 3-1. Maximum Allowable Flange Loads ........................................................................................... 3-14
Table 4-1. Command Shaft Rotation Specifications .................................................................................... 4-8
Table 4-2. Stop/Check Valve Open Positions ............................................................................................. 4-19
Table 5-1. Maintenance/Service Schedule - For VSS/VSM Unit Only ............................................................. 5-1
Table 5-2a. Maintenance/Service Schedule (For VSH/VSSH Unit Only) ........................................................ 5-2
Table 5-2b. Maintenance/Service Schedule (For VSH/VSSH Compressor Only) ............................................ 5-3
Table 5-3. Oil Filter Replacement Parts Required ....................................................................................... 5-13
Table 5-4. Shaft And Hub Distances .......................................................................................................... 5-24
Table 5-5. Hub Clamp Bolt and Set Screw Torque Specifications ............................................................... 5-25
Table 5-6. Disc Pack Installation Torque Specifications .............................................................................. 5-25
Table 5-7. Clamping Bolts and Set Screw Torque Specifications ................................................................ 5-28
Table 5-8. Bare Shaft Compressor Component Weights ............................................................................ 5-31
Table 5-9. Bare Shaft Compressor Component Lifting Hole Sizes .............................................................. 5-31
Table 5-10. Maximum Main Rotor Bearing Clearance ............................................................................... 5-36
Table 5-11. Maximum Gaterotor Bearing Clearance .................................................................................. 5-37
Table 5-12. Gaterotor Float ...................................................................................................................... 5-39
Table 5-13. Backlash Range ...................................................................................................................... 5-41
Table 5-14. Gaterotor Tool Kits ................................................................................................................. 5-42
Table 5-15. Shaft Seal Tool Kits ................................................................................................................. 5-56
Table 5-16. VSH/VSSH Shaft Seals ............................................................................................................ 5-58
Table 5-17. Coils For Solenoid Valves (ICFE) .............................................................................................. 5-67
Table 5-18. Parts For Motorized Valve Station (ICF) ................................................................................... 5-67
Table 5-19. Torque Specifications (ft-lbs) .................................................................................................. 5-68
Table 6-1. Slide Valve Actuator Troubleshooting Guide (1 of 3) ................................................................... 6-1
Table 6-2. Slide Valve Actuator LED Blink Codes (1 of 2) .............................................................................. 6-3
Table 6-3. Troubleshooting Guide - General Problems & Solutions (1 of 3) .................................................. 6-5
Figures
Figure 1-1. Refrigeration Compressor Unit Components ............................................................................ 1-4
Figure 2-1. Figure 2-1. Refrigeration Compressor Unit P&ID
(Thermosyphon Oil Cooling with Single Oil Filter Shown) ........................................................................... 2-1
Figure 3-1. Rigging and Lifting Points (VSS-2101 Compressor Unit Shown) ................................................ 3-1
Figure 3-2. Concrete Pad With Compressor Unit Dimensions - Side View .................................................... 3-6
Figure 3-3. Concrete Pad With Compressor Unit Dimensions - Front View .................................................. 3-7
Figure 3-4. Interior Foundation Isolation .................................................................................................... 3-7
Figure 3-5. Foundation With Housekeeping Pads Dimensions - Top View ................................................... 3-8
Figure 3-6. Housekeeping Pad Dimension Detail - Top View ....................................................................... 3-9
Figure 3-7. Level Compressor Unit Using Top Surface of Spherical Washers ................................................ 3-9
Figure 3-8. Concrete Pad Housekeeping Detail ......................................................................................... 3-10
Figure 3-9. Stop/Check Valve Orientation ................................................................................................. 3-11
Figure 3-10. Maximum Allowable Flange Loads ........................................................................................ 3-13
Figure 3-11. Recommended Remote Air Cooled Oil Cooler Piping ............................................................ 3-14
Figure 3-12. Example - Vission 20/20 Wiring Diagram .............................................................................. 3-16
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