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VSG/VSSG compressor unit
Installation, operation & maintenance manual
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VSG/VSSG Standard Vilter Warranty Statement Seller warrants all new single screw gas compression units and bareshaft single screw compressors manufactured by it and supplied to Buyer to be free from defects in materials and workmanship for a period of (a) eighteen (18) months from the date of shipment or (b) twelve (12) months from the date of installation at the end user’s location, whichever occurs fi rst. If within such period any such product shall be proved to Seller’s satisfaction to be def
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Important Message READ CAREFULLY BEFORE INSTALLING AND STARTING YOUR COMPRESSOR. The following instructions have been prepared to assist in installation, operation and removal of Vilter Single Screw Compressors. Following these instructions will result in a long life of the compressor with satisfactory operation. The entire manual should be reviewed before attempting to install, operate, service or repair the compressor. A compressor is a positive displacement machine. It is designed to comp
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Table of Contents Section Title Section Number VSG/VSSG Standard Vilter Warranty Statement ..................................................................................... i Important Message................................................................................................................................ ii Section 1 • General Information How To Use This Manual .....................................................................................................................
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Table of Contents Section Title Section Number Section 4 • Operation Oil Inspection ........................................................................................................................................ 4-1 Dual Oil Filters........................................................................................................................................ 4-1 Control System Calibration ...........................................................................................
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List of Tables and Figures Section Title Section Number Section 7 • Warranty and Parts Warranty Claim Processing .................................................................................................................... 7-1 On Site Service Support ......................................................................................................................... 7-1 Remanufactured Bare Shaft Compressors Process ......................................................................
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List of Tables and Figures Table/Figure Section Number Figure 3-12. Installation of Coolers - Next to Buildling ............................................................................ 3-13 Figure 3-13. Discharge Elevation of Coolers ............................................................................................ 3-15 Figure 3-14. Cooler Placement and Spacing ............................................................................................ 3-15 Figure 3-15. Oil Operati
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Section 1 • General Information How To Use This Manual This manual contains instructions for gas compressor units. It has been divided into eight sections: Section 1: General Information Section 2: Theory of Operation Section 3: Installation Section 4: Operation Section 5: Maintenance & Service Section 6: Troubleshooting Section 7: Warranty and Parts Appendices It is highly recommended that the manual be reviewed prior to servicing system parts. Figures and tables are included to illustrat
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Section 1 • General Information Gas Compressor Unit Model Designations The compressor unit model designation can be found on the nameplate. For nameplate location, see Component Identifi cation on section page 1-4. VSG-601-VVR-L-HP-VFD-36H-NEC-ST-WTR 12 3 45 6 7 8 9 10 Figure 1-1. Gas Compressor Unit Model Designation 1. Compressor Model 7. Separator Type VSG = Vilter Single Screw Compressor 16 = 16 inch diameter 36 = 36 inch diameter VSSG = Vilter Single Screw Compressor 20 = 20 inch diamete
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Section 1 • General Information System Unit Identifi cation To keep defi nitions of units simple and consistent, Vilter has defi ned the following three: • Bare Shaft Compressor • Compressor Unit • Package Unit Bare Shaft Compressor A bare shaft compressor is just the compressor with no coupling and motor nor foundation. Compressor Unit A compressor unit consists of the bare shaft compressor with the coupling, motor, oil separator, frame, micro-control- ler system and oil system. A compressor unit
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Section 1 • General Information Compressor Unit Component Identifi cation Each gas compressor unit may differ, but below are typical components that can be found on each unit. 1 - Motor 9 - Block & Bleed Assembly 17 - Discharge Connection 2 - Coupling 10 - Oil Pump 18 - Oil Separator Inspection Port 3 - Suction Strainer 11 - Oil Heater 19 - Thermal/Acoustic Oil Separator Blanket 4 - Suction Check Valve 12 - Oil Separator (Optional Per Application) 5a - Suction Stop Valve 13 - Oil Temperature Co
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Section 1 • General Information 4 3 20 18 19 17 22 21 14 20 23 Figure 1-2. Gas Compressor Unit Components (2 of 3) VSG/VSSG • Installation, Operation and Maintenance Manual •Vilter/Emerson • 35391SSG 1 – 5
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Section 1 • General Information Component Identifi cation (Continued) 24 - RTD (Oil Filter Outlet) 31 - Block & Bleed Assembly 28 - RTD (Suction) 25 - Pressure Transducer (Oil Injection 29 - Capacity Slide Valve Actuator 32 - Remote Oil Cooler (Finned Fan Temperature) Heat Exchanger) 30 - Pressure Transducers 26 - Volume Slide Valve Actuator 33 - RTD (Oil Separator) (Discharge, Oil Filter Inlet and Outlet) 27 - RTD (Discharge) 25 26 27 28 24 29 30 31 33 32 OUTLET INLET Figure 1-2. Gas Compress
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Section 1 • General Information Piping & Identifi cation Component Tags Use this list to identify components shown in the Piping & Identifi cation Diagram. A Atmosphere HV Hand Valve Switch Shutdown High High AN Anode - Sacrifi cial IA Instrument Air PDSL Differential Pressure AV Angle Valve II Current Indicator Switch Low BFV Butterfl y Valve IT Current Transmitter PDSLL Differential Pressure BDV Automatic Blowdown JB Electrical Terminal Box or Switch Shutdown Low Valve Junction Box Low BV B
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Section 1 • General Information TI Temperature Indicator or TW Thermowell YZT Axial proximitor Thermometer Transmitter - Axial V Vent Displacement TIT Temperature Indicator VG Gauge Valve Transmitter YZU Axial Proximitor VTRI Venturi Monitoring System TRV Transfer Valve - 3-way or VLV Stop Valve 6-way Valve ZE Position Element - Positioner XV Solenoid Valve TS Heat Exchanger Tube Side ZI Position Indicator YE Vibration Probe TSH Temperature Switch High ZIT Position Indicating YSH Vibratio
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Section 1 • General Information Control Panel, Normally Accessible to Operator High Side Float Valve Horizontal Tank/Drum Programmable Logic Vessel Control, Local Control Steady-Mount Panel, Normally Accessible to Operator Bulb & Capillary Positive Displacement Pneumatic Signal Pump Thermostatic Expansion XXXXX Capillary Tube Valve Centrifugal Pump Electrical Signal Pilot Light (Color Inside) G Rotary Pump MW Internal System Link Man-Way Cover (Software or Dat
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VSG/VSSG • Installation, Operation and Maintenance Manual •Vilter/Emerson • 35391SSG 1 – 10 / Blank
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Section 2 • Theory of Operation 1 2 3 4 5 SUCTION GAS 6 CHECK DISCHARGE TE VALVE STOP VALVE 1/4” OIL CHARGING TE COMPRESSOR BLEED 1/4” MOTOR 13 14 BLEED OIL SEPARATOR 15 TE 12 FILTER 11 TE STANDARD SINGLE BLEED DRAIN 100# OIL FILTER DRAIN MOTOR 7 BLEED M FG 1 PUMP FILTER DRAIN 8 FILTER DRAIN OPTIONAL DUAL OIL FILTERS 10 VENT OIL COOLER 9 OIL DRAIN DRAIN STANDARD WATER COOLED OIL COOLER OPTIONAL REMOTE AIR COOLED OIL COOLER Figure 2-1. Gas Compressor Unit P&ID The gas and oil systems work in un
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Section 2 • Theory of Operation suction. The discharge temperature of the compressor RTDs and Pressure Transducers must be kept a minimum of 30°F (or 17°C) above the dis- charge gas dew point to prevent the condensing of liq- Resistance Thermometers (RTDs) and pressure trans- uids in the oil separator. The oil separator shell and legs ducers are instruments used to measure temperatures must be insulated when the gas stream has a high prob- and pressures at specifi c locations on the gas compre
