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VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD
Table of Contents
Section Title Page Number
Standard Vilter™ Warranty Statement ............................................................................................................i
Important Message.......................................................................................................................................iii
EC Declaration of Incorporation ....................................................................................................................iv
Section 1 • General Information
How To Use This Manual ............................................................................................................................. 1-1
Additional Important Notes ....................................................................................................................... 1-1
Refrigeration Compressor Unit Model Designations ................................................................................... 1-2
System Unit Identification ......................................................................................................................... 1-3
Compressor Unit Component Identification ............................................................................................... 1-4
Instrument Identification Letters ................................................................................................................ 1-7
Symbols Identification ............................................................................................................................... 1-9
Major Component Identification ................................................................................................................ 1-9
Control and Instrument Identification ...................................................................................................... 1-10
Line Type Designations ............................................................................................................................ 1-10
Valve and Instrument Tagging .................................................................................................................. 1-11
Equipment Number Identification ............................................................................................................ 1-11
Pipe Line Data Identification..................................................................................................................... 1-12
Section 2 • Theory Of Operation
Refrigerant Flow ........................................................................................................................................ 2-1
Oil Life and Oil Flow .................................................................................................................................... 2-1
Oil Cooling ................................................................................................................................................. 2-2
Water Cooled Oil Cooling ............................................................................................................... 2-2
Liquid Injection Oil Cooling............................................................................................................. 2-2
V-Plus Oil Cooling ........................................................................................................................... 2-2
Thermosyphon Oil Cooling ............................................................................................................. 2-2
Control System .......................................................................................................................................... 2-3
Temperature Elements, Pressure Transmitters and Indicators ......................................................... 2-3
Section 3 • Installation
Delivery Inspection .................................................................................................................................... 3-1
Rigging and Lifting of Compressor Unit ...................................................................................................... 3-1
Compressor Unit Inspections Prior To Installation ...................................................................................... 3-2
Recommended On-Site Tools ..................................................................................................................... 3-2
Long Term Storage Recommendations ....................................................................................................... 3-3
Compressor Motor ......................................................................................................................... 3-3
Long Term Storage Log ................................................................................................................... 3-4
Foundation ................................................................................................................................................ 3-5
Considerations Prior To Starting ..................................................................................................... 3-5
Foundation Materials ...................................................................................................................... 3-5
Building The Foundation ................................................................................................................ 3-5
Compressor Unit Installation .......................................................................................................... 3-6
Leveling and Grouting .................................................................................................................... 3-7
Additional Information ................................................................................................................... 3-8
Operation and Performance ........................................................................................................... 3-8
General Design Requirements ........................................................................................................ 3-8
Stop/Check Valve Installation ................................................................................................................... 3-11
Piping .................................................................................................................................................... 3-12
Flange Loads.. .......................................................................................................................................... 3-13
Remote Air-Cooled Oil Cooler Piping ........................................................................................................ 3-14
Electrical Connections ............................................................................................................................. 3-15
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