TOC - 5
VSG/VSSG • Installation, Operation and Maintenance Manual •Vilter/Emerson • 35391STG
Figure 4-4. Slide Calibration Screen (Compact Logix PLC) .......................................................................4-5
Figure 4-5. Photo-chopper .....................................................................................................................4-5
Figure 4-6. Oil Temperature Control Valve (Oil Mixing Valve) ..................................................................4-8
Figure 4-7. PLC Main Screen ...................................................................................................................4-9
Figure 4-8. Equalizing Solenoid ..............................................................................................................4-10
Figure 4-9. Suction Oil Charging Valve and Discharge Bleed Valve ..........................................................4-10
Figure 4-10. Customer Purge Line ..........................................................................................................4-11
Figure 4-11. PLC Main Screen .................................................................................................................4-12
Figure 4-12. Equalizing Solenoid ............................................................................................................4-13
Figure 4-13. Suction Oil Charging Valve .................................................................................................4-13
Figure 4-14. Coalescing Oil Return Line ..................................................................................................4-14
Figure 5-1. Suction Bypass Valve (Manual) Location (1 of 2) ....................................................................5-2
Figure 5-1. Suction Bypass Valve (Equalizing Solenoid) Location (2 of 2) .................................................5-3
Figure 5-2. Oil Analysis Kit ......................................................................................................................5-4
Figure 5-3. Suction Oil Charging, Oil Cooler Drain Valve and Oil Filter Shut-Off Valves ............................5-5
Figure 5-4. Oil Filter Assemblies (Single and Dual) ..................................................................................5-6
Figure 5-5. Oil Filter Drain, Vent and Shut-Off Valves ..............................................................................5-7
Figure 5-6. Oil Separator Manhole Cover and Coalescing Filter Assembly ................................................5-8
Figure 5-7. Oil Pump Strainer and Drain Valve ........................................................................................5-9
Figure 5-8. Hub Distance (Axial Spacing) ................................................................................................5-11
Figure 5-9. Angular Alignment and Parallel Offset ..................................................................................5-12
Figure 5-10. Compressor Replacement and Hardware Assembly (Models 2401-3001 Shown) ................5-15
Figure 5-11. Bare Shaft Compressor Lifting Points and Component Weights ..........................................5-17
Figure 5-12. Bare Shaft Compressor Assembly Center of Gravity (Models 291-2101) ..............................5-18
Figure 5-13. Bare Shaft Compressor Center of Gravity - Discharge Manifold and
Main Compressor Assembly (Models 291-2101) .................................................................5-18
Figure 5-14. Bare Shaft Compressor Assembly Center of Gravity (Models 2401-3001) ............................5-19
Figure 5-15. Bare Shaft Compressor Center of Gravity - Discharge Manifold and
Main Compressor Assembly (Models 2401-3001) ...............................................................5-19
Figure 5-16. Bearing Axial Float Inspection (Compressor) .......................................................................5-20
Figure 5-17. Bearing Radial Float Inspection (Compressor) .....................................................................5-21
Figure 5-18. Gate Rotor Float .................................................................................................................5-21
Figure 5-19. Gate Rotor Bearing Float .....................................................................................................5-22
Figure 5-20. Gate Rotor and Support Clearance - Minimum Clearances ..................................................5-23
Figure 5-21. Gate Rotor and Support Clearance - Measuring ...................................................................5-24
Figure 5-22. Gate Rotor Assembly Removal and Tools.............................................................................5-26
Figure 5-23. Gate Rotor Assembly Removal ............................................................................................5-26
Figure 5-24. Gate Rotor Assembly and Tools ...........................................................................................5-27
Figure 5-25. Gate Rotor and Shelf Clearance ...........................................................................................5-27
Figure 5-26. Gate Rotor Assembly Breakdown ........................................................................................5-28
Figure 5-27. Gate Rotor Thrust Bearing ..................................................................................................5-29
Figure 5-28. Gate Rotor and Shelf Clearance ...........................................................................................5-29
Figure 5-29. Gate Rotor Blade Assembly .................................................................................................5-30
Figure 5-30. Gate Rotor Blade Installation ..............................................................................................5-30
Figure 5-31. Gate Rotor Thrust Bearing ..................................................................................................5-31
Figure 5-32. Thrust Bearing Installation ..................................................................................................5-31
Figure 5-33. Roller Bearing Assembly .....................................................................................................5-32
Figure 5-34. Command Shaft Seal ..........................................................................................................5-33
Figure 5-35. Command Shaft Seal Installation ........................................................................................5-34
List of Tables and Figures
Table/Figure Section
Number
