Page 1 VSS/VSM/VSH/VSSH Compressor Unit Installation, Operation & Maintenance Manual FOR UNITS BUILT AFTER JANUARY 1, 2015...
Page 3: Standard Vilter™ Warranty Statement
Buyer’s and its customers’ plants and operations. If the Products are for a gas compression application, this warranty does not apply if the Products are operated in conjunction with a gas with an H S level above 100 PPM. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 4 Seller will be passed on to those persons who use the Products. Seller’s Products are to be used in their recommended applications and all warning labels adhered to the Products by Seller are to be left intact. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 5: Important Message
5555 South Packard Ave Cudahy, WI 53110 USA Telephone: 1-414-744-011; Fax:1-414-744-3483 E-mail: info.vilter@emerson.com; Web: Emerson.com/Vilter Equipment Identification Numbers: Vilter Order Number: _______________________Compressor Serial Number: _________________ Vilter Order Number: _______________________Compressor Serial Number: _________________ VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 6: Ec Declaration Of Incorporation
Signed for and on behalf of Vilter Manufacturing, LLC.: Last update: May 2019 Vilter Manufacturing, LLC. 5555 South Packard Avenue P.O. Box 8904 Cudahy, Wisconsin 53110-8904 001-414- 744-0111 FAX: 001-414-744-3483 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 7: Table Of Contents
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 TOC − 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 8 Compressor Unit Leak Check After Servicing ....................5-7 Oil System Components ..........................5-7 Oil Sampling........................... 5-7 Recommendations ......................5-7 Installation of The Oil Sampler Valve ................... 5-8 TOC − 2 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 9 Compressor Shaft Bearing Clearance Inspections ................. 5-35 Determine Maximum Applied Force.................. 5-35 Main Rotor Bearing Axial Clearance Inspection ..............5-35 Main Rotor Bearing Radial Clearance Inspection ..............5-36 TOC − 3 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 10 Installation ........................... 5-65 Liquid Injection Control Valve Station ....................... 5-66 Main Rotor Assembly ..........................5-68 Torque Specifications ..........................5-68 Using A Torque Wrench Correctly ......................5-69 TOC − 4 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 11 Appendix E Liquid Injection Valve Station ICF 20-40 Installation Guide ............E-1 Appendix F Hand-Held Slide Valve Calibration Tool ..................F-1 Appendix G Pre Start Up for Remote Oil Coolers ..................G-1 TOC − 5 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 12 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 TOC - 6 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 13 Figure 5-27. Bearing Axial Clearance Inspection ..................5-35 Figure 5-28. Bearing Radial Clearance Inspection ..................5-36 Figure 5-29. Gaterotor Bearing Clearance ....................5-37 Figure 5-30. Gaterotor and Shelf Clearance ....................5-38 TOC - 7 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 14 Figure 5-69. Danfoss ICF 20-40 Valve Station (Liquid Injection Control) ............ 5-66 Figure C-1. Compressor Bearing Vibration Measurement Location...............C-1 Figure C-2. Main Rotor Cross-Section VSS/VSM Compressors ..............C-2 Figure C-3. Gaterotor Cross-Section VSS/VSR/VSM Compressors ..............C-3 TOC - 8 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 15: Section 1 • General Information
NOTICE - Notice statements are shown when there are important information that shall be followed. Not fol- lowing such notices may result in void of warranty, seri- ous fines, serious injury and/or death. 1 – 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 16: Refrigeration Compressor Unit Model Designations
A = 10” E=Special Electrical Codes R=CRN Units No special features B = 12” F=Fixed Slide S=Special Separator Features C = 14” H=Hazardous Area Req. V=Specific Vendor 1 – 2 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 17: System Unit Identification
A compressor unit typically a single screw compressor unit, is not mounted on a structural steel base. Package Unit A package unit is a complete system mounted on a structural steel base with interconnecting piping. 1 – 3 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 18: Compressor Unit Component Identification
32 - Oil Separator Certification Plate 22 - Oil Pressure Relief Valve 12 - Block & Bleed Assembly Figure 1-1. Refrigeration Compressor Unit Components (1 of 3) 1 – 4 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 19 Section 1 • General Information Figure 1-1. Refrigeration Compressor Unit Components (2 of 3) 1 – 5 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 20 Pressure) (Discharge) 38 - Temperature Element (Oil Separator) 39 - Temperature Element (Oil Injection) 34 35 36 Figure 1-1. Refrigeration Compressor Unit Components (3 of 3) 1 – 6 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 21: Instrument Identification Letters
Flow Control Valve Control LALL Liquid Level Low Low Differential Pressure Flow/Relay/Convertor (Shutdown) Indication Level Controller PDIC Pressure Differential Gas Detecting Indicating Indicating Controller Level Probe (Element) Transmitter 1 – 7 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 22 Variable Frequency Drive Heater Element, Immersion, Tracing Block/Bleed, Gauge Valve Vibration Switch High Radiation VSHH Vibration Switch High Speed, Frequency High (Shutdown) Speed Control Vibration Transmitter Shutdown (Blind) 1 – 8 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 23: Symbols Identification
Shell and Tube Air Drive Filter Heat Exchanger Finned Tube Compressor Heat Exchanger Tank/Drum Vessel Damper or Heat Exchanger Louver Motor Engine Drive Positive Displacement Pump 1 – 9 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 24: Control And Instrument Identification
X X X X X Electrical Signal Internal System Link (Software or Data Link) Mechanical Link Hydraulic Signal L L L L L Customer Field Piping Insulation 1 – 10 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 25: Valve And Instrument Tagging
P - Pumps C - Compressors R - Reactors D - Drivers U - Filters, Strainers E - Heat Exchangers V - Vessels, Tanks, Separators, Scrubbers 1 – 11 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 26: Pipe Line Data Identification
D - Numerical Sequence Number E - Size #” - Nominal Pipe Size (Inches) F - Standard/Other Standard STD -Vilter 0 - Other Standard (Not Vilter 1 – 12 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 27: Section 2 • Theory Of Operation
(5), then through an oil filter (4) and back to the siphoned back to the compressor. injection port (6) of the compressor (9). For additional 2 – 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 28: Oil Cooling
The temperature limits here are the same as • Liquid injection cooling on booster compressors is those regarding the water cooled oil coolers. handled in the following manner. Using high pressure 2 – 2 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 29: Control System
If required, end us- ers have the ability to mount pressure indicators at the block and bleed assembly. 2 – 3 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 30 2 – 4 / Blank VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 31: Section 3 • Installation
Use lifting chains/straps and spreader bar. Evenly distribute weight. Keep lifting chains and spreader bar clear of components to prevent damage. Figure 3-1. Rigging and Lifting Points (VSS-2101 Compressor Unit Shown) 3 – 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 32: Compressor Unit Inspections Prior To Installation
NOTE For Pre Start-Up and Start-Up checklists, please contact Vilter Service and Warranty Department. CAUTION Before installation, follow the proper procedures to depressurize the compressor. 3 – 2 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 33: Long Term Storage Recommendations
• All pneumatic controllers and valves (Fisher, Taylor, the motor lubrication nameplate. etc.) are to be covered with plastic bags and sealed with desiccant bags inside. 3 – 3 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 34: Long Term Storage Log
Valves (Stop valves are in closed position so the compressor unit is isolated. All other valves, except those venting and draining to atmo- sphere are to be open) Space Heater & Panel Components (Ensure space heater is energized and panel components are rust-free) 3 – 4 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 35: Foundation
• Use special bright primary color schemes to differen- • Check the depth of your frost line to ensure the foun- tiate service lines dation extends below it 3 – 5 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 36: Compressor Unit Installation
TOP & BOTTOM EXCAVATE TO FROST DEPTH AS REQ'D AND BACKFILL WITH CLSM OR NON-FROST SUSCEPTIBLE FILL Figure 3-2. Concrete Pad with Compressor Unit Dimensions - Side View 3 – 6 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 37: Leveling And Grouting
Figure 3-3. Concrete Pad with Compressor Unit Dimensions - Front View ISOLATION JOINT, 1" MINIMUM THICKNESS COMPRESSOR UNIT CHAMFER EDGE FOUNDATION CONCRETE SLAB IN BUILDING 6” Figure 3-4. Interior Foundation Isolation 3 – 7 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 38: Additional Information
• Concrete poured on and permanently cast against the earth OVER ALL G.A. LENGTH + 4'-0" CENTER LINE GAS COMPRESSION SYSTEM Figure 3-5. Foundation with Housekeeping Pads Dimensions - Top View 3 – 8 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 39: Figure 3-6. Housekeeping Pad Dimension Detail - Top View
Figure 3-6. Housekeeping Pad Dimension Detail - Top View COMPRESSOR UNIT LEVEL HOUSEKEEPING PADS SPHERICAL WASHERS Figure 3-7. Level Compressor Unit Using Top Surface of Spherical Washers 3 – 9 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 40: Figure 3-8. Concrete Pad Housekeeping Detail
Section 3 • Installation              Figure 3-8. Concrete Pad Housekeeping Detail 3 – 10 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 41: Stop/Check Valve Installation
Verify the location of the Spring and note the Vilter name. Figure 3-9. Stop/Check Valve Orientation For VSM-97, VSM-113 and VSM-127 this is just a Stop Valve 3 – 11 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 42: Piping
• Water supply and drain connections, and equip- ing the needed flexibility to absorb the vibration is to ment using water, should be installed so all the water 3 – 12 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 43: Flange Loads
SUCTION CHECK LINE CUSTOMER VALVE SUPPORT CUSTOMER SUPPORTS WHEN CHECK VALVE IS MOUNTED HERE CHECK VALVE CUSTOMER CUSTOMER SUPPORT SUPPORT Figure 3-10. Maximum Allowable Flange Loads 3 – 13 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 44: Remote Air-Cooled Oil Cooler Piping
5 to 10 psi. OUTLET ON TOP INLET ON BOTTOM Recommended location of drain connections as required. Figure 3-11. Recommended Remote Air Cooled Oil Cooler Piping 3 – 14 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 45: Electrical Connections
Figure 3-12. 2. An auxiliary contact from compressor motor starter is required. Connect isolated contact to terminal blocks 1 and 31. 3 – 15 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 46 3 – 16 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 47 750 WATT = 6.5 AMPS Figure 3-13. Example - Interconnect Wiring Diagram VILTER MANUFACTURING CORPORATION ® V-PLUS PUMPED LIQUID UNITARY SYSTEM Figure 3-14. Example - V-PLUS Wiring Diagram 3 – 17 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 48: Testing Refrigeration System For Leaks
If heavy enough, this pressure. precipitate may cause the machine to freeze and clog the strainer. A mixture of four parts water to one part liquid soap, 3 – 18 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 49: Co2 Systems
To do a complete job, a triple evacuation is recommended. Information taken from Commercial CO2 Refrigeration Systems Guide for Subcritical and Transcritical CO2 Applications, by Emerson. 3 – 19 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 50: Notice On Using Non-Vilter Oils
Division 1 or Division 2 and with ability to over- come suction pressure (VPN A40849A). Normal Operating Level Maximum NON-Operating Level Minimum Operating Level Figure 3-15. Oil Operating Levels 3 – 20 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 51: Unit Initial Oil Charging
R717 LIQUID/VAPOR OIL CHARGE OUTLET DRAIN E100 R717 LIQUID INLET D100 D103 MOTOR C100 VOLUME D102 BLEED COMPRESSOR CAPACITY Figure 3-17. Priming Oil Lines and Compressor 3 – 21 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 52: System Refrigerant Charging
It would be desirable to charge the initial amount of refrigerant without water in the shell and tube equipment to eliminate the possibility of freeze up. 3 – 22 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 53 1 and 2 when attaching a new drum. After charging, the refrigerant drums should be kept nearby for several days as it is sometimes necessary to add more refrigerant as the system settles down. 3 – 23 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 54 3 – 24 / Blank VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 55: Section 4 • Operation
(35391SC for Vission 20/20 Operating Manual or 35391CM for Compact Logix PLC Software Manual). Normal Operating Level Maximum NON-Operating Level Minimum Operating Level Figure 4-1. Oil Operating Levels 4 – 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 56: Dual Oil Filters
With both options, the compres- sor slide valves must return below their respective 5% limits before the compressor unit can be restarted. 4 – 2 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 57: Emergency Shutdown
Because the motor is connected to the slide valve by gears, knowing the motor position means knowing the slide valve position. 4 – 3 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 58: Calibrate Slide Valve Actuators (For Units Using Vission20/20™)
View Rotate 180° Assembly Actuator Red LED Plastic Cover Blue Calibrate Button Figure 4-2. Actuator Assembly Does not apply to compressors that operate without slides (VSM-97, VSM-113, VSM-127). 4 – 4 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 59 Figure 4-3. ton and be able to see the red LED on the top of assembly. Calibration Buttons Figure 4-3. Slide Valve Calibration Screen (Vission 20/20) 4 – 5 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 60 Figure 4-4. tors of power cable and position transmitter cable to new actuator. Figure 4-4. Menu Screen and Slide Calibration Button (Vission 20/20) 4 – 6 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 61 The red LED will begin flashing rapidly. Capacity Actuator Wire connections (13, 14) Volume Actuator Wire connections (15, 16) Figure 4-5. Wire Connections for Capacity and Volume Actuators 4 – 7 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 62: Table 4-1. Command Shaft Rotation Specifications
The brake can be disengaged by pushing on the motor shaft on the cone end. The shaft should be centered in its travel. Do not use excessive force manually operating the motor or damage may result. 4 – 8 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 63 Figure 4-6. Photo-chopper Press down on Photo-chopper to release tension from mo- tor mount. 4 – 9 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 64: Calibrate Slide Valve Actuators (For Units Using Compact Logix Plc)
- an attempt to recalibrate should be damage to equipment. made. View Rotate 180° Actuator Assembly Actuator Red LED Plastic Cover Blue Calibrate Button Figure 4-7. Actuator Assembly 4 – 10 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 65 The value in the “Current Cap” or “Current Vol” win- tension on the actuator motor. dow has no meaning right now. 4 – 11 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 66 Section 4 • Operation Figure 4-8. Overview, Main Menu and Instrument Calibration Screens (Compact Logix PLC) 4 – 12 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 67 Figure 4-9. Slide Calibration Screen (Compact Logix PLC) Screen colors inverted for ease of reading. Figure 4-10. Photo-chopper Press down on Photo-chopper to release tension from mo- tor shaft. 4 – 13 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 68 “Main” screen and the “Slide Calibration” screen. 23. Gently lower the plastic cover over the top of the actuator to where it contacts the base and O-ring seal. 4 – 14 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 69: Compressor Control With Vission20/20™ Micro-Controller (No Slide Operation)
Figure 4-11. Vission 20/20 Configuration Screen - I/O Configuration (Page 8) FIgure 4-12. Compressor and Model Setup with Vission 20/20 4 – 15 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 70: Coalescing Oil Return Line Setup
Open shut-off valve on coalescing side of oil separa- tor, see Figure 4-13. Needle Valve Check Valve Coalescing Oil Return Line Sight- Glass Shut-Off Valve Figure 4-13. Coalescing Oil Return Line 4 – 16 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 71: Suction Equalizing Line Setup - For Vss/Vsm Compressors
To open valve, turn counterclockwise. To close valve, turn clockwise. Suction Equalizing Valve Suction Equalizing Line Figure 4-14. Suction Equalizing Line and Valve NOTE For VSH/VSSH compressors, suction equalizing is automatically controlled. 4 – 17 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 72: Dual Oil Filter Setup For Oil Filters With Filter Head Assemblies
Outlet Oil Filter Inlet Oil Pressure Shut-Off Valves Shut-Off Valves Inlet Oil Filter Shut-Off Valves Figure 4-15. Dual Oil Filter Setup for Oil Filters with Manifold Heads 4 – 18 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 73: Stop/Check Valve Operation
In the manually ” Open Position”, with the valve stem fully back seated, the valve disc is lifted slightly, allowing flow in either direction. Doesn´t apply to: VSM-97, VSM-113, VSM-127 4 – 19 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
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Page 75: Section 5 • Maintenance/Service
Section 5 • Maintenance/Service Maintenance and Service Schedule - For VSS/VSM Unit Only Follow this table for maintaining and servicing the compressor unit at hourly intervals. 5 – 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 76: Maintenance And Service Schedule - For Vsh/Vssh Unit Only
Section 5 • Maintenance/Service Maintenance and Service Schedule - For VSH/VSSH Unit Only Follow this table for maintaining and servicing the heat pump at hourly intervals. 5 – 2 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 77 Section 5 • Maintenance/Service 5 – 3 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 78: Preventive Maintenance, Checks And Services
30. Check setup of soft starts and VFDs. 12. Check oil cooler for any evidence of corrosion, scal- ing or other fouling. 31. Check oil heater operation. 5 – 4 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 79: Compressor Unit Isolation For Maintenance/Service (Compressors With Slide Valves)
The compressor unit must be isolated and depressurized to atmosphere prior to servicing. Suction Equalizing Valve Suction Equalizing Line Discharge Bleed Valve Figure 5-1. Discharge Bleed Valve, Suction Equalizing Line and Valve 5 – 5 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 80: Recommendations When Servicing (Compressors Without Slide Valves)
Avoid skin contact with any condensate or oil. Wear rubber gloves and a face shield when working with condensate or oil. Failure to comply may result in serious injury or death. 5 – 6 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 81: Compressor Unit Leak Check After Servicing
Seek the proper training before proceeding. 5 – 7 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 82: Installation Of The Oil Sampler Valve
Figure 5-2. Oil Analysis Kit (VPN 3097A) Figure 5-3. Oil Sampler Valve (VPN #3708A) For Gas Compression Applications 5 – 8 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 83 Figure 5-4. Oil Sampling Valve (VPN #3709A) For Ammonia and Refrigerant Compressors Button released, valve Button being pressed, closed valve open Figure 5-5. Operating the Oil Sampling Valve 5 – 9 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 84: Oil Sample Analysis Report
Figure 5-6. Stages of the Oil Sample Taking Process 5 – 10 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 85: Oil Draining
Oil Separator Drain Valve Figure 5-7. Oil Strainer Drain Valve and Oil Separator Drain Valve 5 – 11 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 86: Oil Charging
Maximum Operating Level, since this may impair the operation and efficiency. Suction Oil Charging Valve Figure 5-8. Suction Oil Charging Valve 5 – 12 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 87: Filter Element Replacement (Single Oil Filter Assembly) And Oil Pump Strainer Servicing
KT774** 3112A 3110B 2176BY Single KT721 3007A 3007B 2176BU Single KT722 3039A 3039B 2176AJ Single *2 Kits required **Supplied on VSS 1501-1801 Single Screw compressor units 5 – 13 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 88: Oil Filter Element Removal (For 3111A Oil Filter Housing)
Oil Filter Element Oil Strainer Oil Filter Drain Valve Drain Valve Figure 5-9. Filter Assembly and Oil Strainer Drain Valve (VPN 3111A Oil Filter Housing Shown) 5 – 14 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 89: Oil Pump Strainer Screen Installation
Oil Charging procedure. Oil Filter Element O-ring Oil Filter Housing Cover Oil Filter Drain Valve with Plug Figure 5-10. Filter Assembly (VPN 3112A Oil Filter Housing Shown) 5 – 15 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 90: Filter Element Replacement (Duplex Oil Filter Assembly)
Element Oil Filter Housing O-ring Oil Filter Housing Cover Figure 5-11. Duplex Oil Filter Assembly (VPN 3110A Oil Filter Double Oil Filter Housing Shown) Drain Valve 5 – 16 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 91 For filter housings with drain plugs only, replace with O-ring (VPN 3111AB) after removing drain plug. Drain plug and O-ring are not shown in this procedure. 5 – 17 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 92: Switching Oil Filters For Maintenance
Inlet Oil Pressure Shut-Off Valves Shut-Off Valves Inlet Oil Filter Shut-Off Valves Plug Filters Plugs Bleed Valves Figure 5-12. Dual Oil Filter (3111A Oil Filter Housings Shown) 5 – 18 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 93: Drain Oil From Isolated Oil Filter
Oil Filter Element Oil Strainer Oil Filter Drain Valve Drain Valve Figure 5-13. Filter Assembly and Oil Strainer Drain Valve (VPN 3111A Oil Filter Housing Shown) 5 – 19 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 94: Oil Filter Element Removal (For 3110A Or 3112A Oil Filter Housing)
Oil Charging procedure. O-ring Oil Filter Housing Cover Oil Filter Drain Valve with Plug Figure 5-14. Filter Assembly (VPN 3112A Oil Filter Housing Shown) 5 – 20 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 95: Oil Separator Coalescing Filter Replacement
With assistance of second person, remove coalesc- ing filter from oil separator vessel. Repeat steps 7 and 8 to remove additional coalesc- ing filters, as required. 5 – 21 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 96 Manhole Cover Gasket Coalescing Filter Oil Separator Vessel (Vertical) Hold-Down Rod Vertical Oil Separator Pipe Stub Figure 5-15. Oil Separators, Manhole Covers and Coalescing Filter Assemblies 5 – 22 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 97: Oil Separator Heater Cartridge Replacement
Heater Cartridge WITHOUT Turck Connector Heater Cartridge WITH Turck Connector Thermowell Heater Cartridge Thermowell Heater Turck Junction Cable Cable Cartridge Connector Connector Figure 5-16. Heater Cartridges 5 – 23 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 98: Installation
Straight Motor Shaft Faces Combination Combination BP38U BP41U Table 5-4. Shaft and Hub Distances BP47U 6.25” 5.125” 5.00” (158.75 mm) (130.18 mm) (127 mm) BP54U BP54U BP56U 5 – 24 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 99: Drive Center Member Installation And Alignment
BP38U 5/16-24 22 (30) BP41U 7/16-20 55 (75) BP47U 9/16-18 120 (163) BP54U 9/16-18 120 (163) BP56U 9/16-18 120 (163) Figure 5-17. Hub Distance (Axial Spacing) 5 – 25 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 100 34. Install coupling guard. 24. Install bolts and locking nuts to secure both disc packs to center member. 25. Tighten locking nuts. 5 – 26 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 101: Drive Coupling Hub (Form-Flex Bpu) And Center Member Removal
Loosen clamping bolts securing hub to motor shaft. Pry hub up motor shaft for space to remove cou- pling sleeve. Remove coupling sleeve from hub. 5 – 27 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 102: Installation
18. Install set screw in compressor hub to secure key in keyway. Tighten set screw, see Table 5-7. 19. Install clamping bolts to secure hub to motor shaft. Tighten clamping bolts, see Table 5-7. 5 – 28 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 103: Coupling Guard Replacement
(7) to lower guard (8). Remove eight fasteners (6) from lower guard (8). 17. Return compressor unit to service. Figure 5-19. Coupling Guard Assembly (VPN A27435C shown) 5 – 29 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 104: Compressor Replacement
C-flange to compressor. Figure 5-20. Compressor Replacement and Hardware Assembly (VSS 2401-3001 Shown) Lock Washer Flat Washer Spherical Frame Shim Washer Assembly Stud Flat Washer Lock Washer 5 – 30 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 105: Installation
5/8-11 UNC -2B 5/8-11 UNC -2B 3/8-16 UNC -2B 1551-2101 2401-3001 5/8-11 UNC -2B 5/8-11 UNC -2B 5/8-11 UNC -2B 3/4-10 UNC -2B 5/8-11 UNC -2B 5 – 31 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 106 COVER Lifting Point A Center of 1/2-13 UNC Gravity ROLLER BEARING HOUSING GATEROTOR BALL BEARING SUPPORT Figure 5-22. Bareshaft Compressor Assembly Center of Gravity (Models 97-127) 5 – 32 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 107: Bareshaft Compressor Center Of Gravity (Models 291-2101)
Lifting Eyes Main Compressor Discharge Assembly Manifold Center of Gravity Range Figure 5-24. Bareshaft Compressor Center of Gravity - Discharge Manifold and Main Compressor Assembly (Models 291-2101) 5 – 33 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 108: Bareshaft Compressor Center Of Gravity (Models 2401-3001)
Lifting Eyes Center of Gravity Discharge Main Compressor Manifold Assembly Figure 5-26. Bareshaft Compressor Center of Gravity - Discharge Manifold and Main Compressor Assembly (Models 2401-3001) 5 – 34 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 109: Compressor Inspection
As a quick reference, Table 5-10 shows maximum ap- or fulcrum plied forces for 36” lever with 6” pivot for all compres- Applied Force sor models. Figure 5-27. Bearing Axial Clearance Inspection 5 – 35 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 110: Main Rotor Bearing Radial Clearance Inspection
791, 891, 0.006 1051, 1201, (0.152) (1335) (267) 1301 1501, 1551, 0.007 1801, 1851, (0.178) (1780) (356) 2101 0.006 2401, 2601, 2801, 3001 (0.152) (2670) (534) 5 – 36 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 111: Gaterotor Bearing Inspection
100 lbs. Force to be determined Rigidly at tach by length of lever arm. dial indicator. Use bolt for fulcrum. Figure 5-29. Gaterotor Bearing Clearance 5 – 37 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 112: Gaterotor Inspection
(d) Feeler Gauge Feeler Gauge Stays Must Be Pulled Between Gaterotor Out In This Direc- And Shelf While tion Rotating Figure 5-31. Gaterotor and Shelf Clearance Measurement Steps 5 – 38 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 113: B) Gaterotor Float Measurement
Bushing If clearance measurements are out of tolerance, contact Vilter Service Department for further assistance. Gaterotor Support Main Rotor Figure 5-33. Gaterotor Float Dial Location 5 – 39 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 114: C) Gaterotor Backlash Inspection
See Figure 5-36 for location. Figure 5-35. Alignment of Gaterotor Location for Dial Indicator Magnetic Base Gaterotor Support Gaterotor Shelf Figure 5-36. Location of Dial Indicator Magnetic Base 5 – 40 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 115: Table 5-13. Backlash Range
Contact Vilter Service Department if the measurement is above the ranges shown on Table 5-13. Fingers Positioning to Move the Gaterotor Back and Forth Displacement Range Figure 5-38. Measuring Backlash 5 – 41 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 116: Important Notes
6. Insert gaterotor stabilizer. The side rails are not Figure 5-39. Chipped Edge of Gaterotor 5 – 42 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 117: Installation
Blades on gaterotor are sharp. 17. Tighten bolts (152), see Appendix A. 18. When installing the thrust bearing housing (113), a Figure 5-40. Gaterotor Assembly Removal and Tools 5 – 43 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 118 Replacement blades are precisely the same dimensionally as blades installed originally at factory: Therefore, the same amount of shims will be required for replacement blades. Figure 5-41. Gaterotor Assembly Removal 5 – 44 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 119 Check for 0.003-0.004” (0.076- 0.102 mm) clearance between gaterotor blade and partition. Figure 5-42. Gaterotor Assembly and Tools Figure 5-43. Gaterotor and Shelf Clearance 5 – 45 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 120: Gaterotor Assembly Replacement (Vsm 301-701 Compressors Only)
On dual gate versions, repeat the procedure for the remaining gaterotor support assembly. Figure 5-44. Gaterotor Assembly Breakdown 5 – 46 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 121 Check for 0.003-0.004” (0.076- 0.102 mm) clearance between gaterotor blade and partition. Figure 5-46. Gaterotor and Shelf Clearance Figure 5-45. Gaterotor Thrust Bearing 5 – 47 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 122: Gaterotor Assembly Replacement (Vsm 97-127 Compressors Only)
Replacement blades are precisely the same dimensionally as blades installed originally at factory: Therefore, the same amount of shims will be required for replacement blades. Figure 5-47. Gaterotor Assembly Removal 5 – 48 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 123 Section 5 • Maintenance/Service Figure 5-48. Gaterotor Assembly (VSM 97-127 Compressors ONLY) 5 – 49 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 124: Gaterotor Disassembly (All Compressors Except Vsm 97-127 Compressors)
12. Check damper pin and bushing for excessive wear. between gaterotor blade and partition. Replace if required. Figure 5-50. Gaterotor Blade Assembly Figure 5-49. Gaterotor and Shelf Clearance 5 – 50 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 125: Gaterotor Blade Installation
20. Remove bearings from support. Figure 5-52. Gaterotor Thrust Bearing 21. Remove bearing retainer from inner race. Figure 5-53. Thrust Bearing Installation Figure 5-51. Gaterotor Blade Installation 5 – 51 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 126: Gaterotor Roller Bearing Removal
Install the snap ring retainer in the housing. The bevel on the snap ring must face away from the roller bearing. 5 – 52 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 127: Gaterotor Disassembly (Vsm 97-127 Compressors Only)
Check damper pin and bushing for excessive wear. Replace if required. GATEROTOR DAMPER SUPPORT PIN Figure 5-55. Gaterotor Support (VSM 97-127) Figure 5-56. Gaterotor Blade Installation 5 – 53 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 128: Gaterotor Thrust Bearing Removal
The bevel on the snap ring must face away from the roller bearing. Install Retainer Ring With Beveled Facing Away From Gaterotor Figure 5-57. Gaterotor Thrust Bearing (VSM 97-127) 5 – 54 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 129: Compressor Shaft Seal Replacement
• Be sure to always keep seal faces face-up, rather than face-down, see image on the right. Figure 5-59. Handling Seal Face with Care 5 – 55 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 130: Compressor Shaft Seal Replacement - For Vss/Vsm Units
Mirror Face replacing the cup assembly (219B) the Anti-rotation pin in the housing must be removed. See Figure Carbon Component 5-61. Figure 5-60. Compressor Shaft Seal Assembly 5 – 56 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 131 (219C) with drive Shoulder on pin on compressor shaft. Compressor Shaft Shoulder on Compressor Shaft Figure 5-61. Compressor Shaft Seal Installation: Tapered and Straight Shafts 5 – 57 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 132: Compressor Shaft Seal Replacement - For Vsh/Vssh Units
(219.4), and O-ring (219.2) out of the seal housing using brass drift and hammer. 8. Remove O-ring (260). Figure 5-62. Shaft Seal Breakdown (28985Y & 28985YA) 5 – 58 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 133: Shaft Seal Removal - For Part# 28985W And 28985Wa
6. Remove oil seal (230) from shaft seal housing (218). 219B 219C 301A 301B 301C Shaft Stationary Rotating Face Face Figure 5-63. Shaft Seal Breakdown ( 28985W and 28985WA Only 5 – 59 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 134: Prior To Shaft Seal Installation
3. Clean compressor shaft and shaft seal cavity in compressor housing. 4. Apply clean compressor lubricating oil to the compressor shaft in mating ring seating area, see Figure 5-66. 5 – 60 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 135: Shaft Seal Installation For Part# 25985Y And 25985Ya
12. Install the coupling and coupling guard. The unit with drive pin on compressor shaft, see Figure 5-66. can then be evacuated and leak checked. Figure 5-62. Shaft Seal Breakdown (28985Y & 28985YA) 5 – 61 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 136: Shaft Seal Installation - For Part# 28985W And 28985Wa
219B 219C 301A 301B 301C Shaft Stationary Rotating Face Face Figure 5-63. Shaft Seal Breakdown ( 28985W and 28985WA Only 5 – 62 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 137: Slide Valve Actuator Assembly Replacement
Retainers, next loosen and remove Grooved Bolts and Washes that securing actuator assembly to ac- tuator mount. See Figure 5-67 for parts details. Remove actuator assembly from actuator mount. 5 – 63 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 138: Actuator Installation Using Anti-Rotation Bolts
Groove Bolt Locking Retainer Washer (b) Locking Retainer (a) Groove bolt and washer Complete Assembly E- clip (C) E-clip Figure 5-67. Actuator Installation Using Anti-Rotation Bolts 5 – 64 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 139: Slide Valve Command Shaft Assembly Replacement
Align the tongue of the command shaft with the groove in the cross shaft Command Shaft Assembly Replacement Figure 5-68. 5 – 65 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 140: Liquid Injection Control Valve Station
Sight Glass (Shown with Covers) Strainer (ICFF) Drain Valve Solenoid Shut-off Valve Manual Stem (ICFS) (ICFO) Figure 5-69. Danfoss ICF 20-40 Valve Station (Liquid Injection Control) 5 – 66 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 141: Table 5-17. Coils For Solenoid Valves (Icfe)
MAGNETIC TOOL FOR ICM VALVE MANUAL OPERATION 40, 50, AND 65 3389FB ICM 20 SERVICE KIT (VALVE SEAT) 3389FE ICM 25 SERVICE KIT (VALVE SEAT) 3389FF ICM 32 SERVICE KIT (VALVE SEAT) 5 – 67 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 142: Main Rotor Assembly
* The proof strength of Grade 2 bolts is less for sizes 7/8 and above and therefore the torque values are less than smaller sizes of the same grade. 5 – 68 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 143: Using A Torque Wrench Correctly
C. Once the lock washer set is tightened down, it takes more force to loosen the bolt that it did to tighten it. This is caused by the washers riding up the opposing ramps. 5 – 69 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 144 5 – 70 / Blank VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 145: Section 6 • Troubleshooting
¾ second go. Each ¾ second the button is held when going through the cali- down counts as another press. bration procedure. 6 – 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 146 Turck Clean an tighten cable. The position sensor has failed. Replace the actuator. There is a broken motor lead Replace the actuator. or winding 6 – 2 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 147 Stripped gears inside the The motor runs but output shaft will not gear rotor, or the armature Replace the actuator. turn. has come unpressed from the armature shaft. 6 – 3 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 148: Table 6-2. Slide Valve Actuator Led Blink Codes (1 Of 2)
Shade the actuator when the cover is off for service and calibration. Do not operate the actuator with the cover off. 6 – 4 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 149 Note 2: The TS1 wire pads are where the motor thermal switch leads solder into the circuit board. They are clearly marked on the board silkscreen legend and are oriented at a 45 degree angle. 6 – 5 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 150: Table 6-3. Troubleshooting Guide - General Problems & Solutions (1 Of 3)
Check cable connections at device, terminal strips, and PLC input card ture readings for correct wiring and shielding (RF noise). • Check calibration of RTDs and transducers. 6 – 6 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 151: Slide Valve Actuator Troubleshooting Guide
Command shaft broken Symptoms: • Slide valve rack or rack shaft damaged • Check balance piston movement • Reference Slide Valve Actuator Troubleshooting Guide • Check I/O fusing 6 – 7 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 152 Check condition of compressor and motor (i.e. alignments) • If there is more than normal motor backspin at shutdown, check suc- Excessive Motor Backspin tion check valve for proper operation. 6 – 8 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 153: Section 7 • Warranty And Parts
OEM to determine the part/product’s VILTER MANUFACTURING CORPORATION warranty status. 5555 South Packard Avenue Cudahy, WI 53110-8904 7 – 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 155: On-Site Service Support
• Does not include hand wheels or slide valve motors. stated on the Rebuild Form (i.e. no oil in the compres- sor). Charges may apply if conditions are not met. 7 – 3 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 156 7 – 4 / Blank VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 157: Section 8 • Spare Parts List
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 1...
Page 158 8 − 2 / Blank VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 159 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 3...
Page 160: Gaterotor
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 4 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 161 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 5...
Page 162 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 6 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 163 ** For serial numbers after 5580 Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 7...
Page 164 Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. * For serial numbers before 5580 ** For serial numbers after 5580 8 − 8 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 165 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 9...
Page 166 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 10 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 167: Shaft Seal
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 11...
Page 168: Main Rotor
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 12 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 169 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 13...
Page 170: Slide Valve Cross Shafts And End Plate
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 14 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 171 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 15...
Page 172: End Plate (Vss 2401 - Vss 3001 Only)
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 16 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 173 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 17...
Page 174: Slide Valve Carriage Assembly
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 18 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 175 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 19...
Page 176 MANENTLY TIGHT RETAINING RING (2.875 X 0.093) 2867AQ INT BEVELED RETAINING RING (3.500) EXTER- 2866AC NAL BASIC 26114E VOLUME PISTON SLEEVE 26115C PISTON SHAFT GUIDE WASHER 8 − 20 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 177 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 21...
Page 178: Miscellaneous Frame Components
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 22 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 179 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 23...
Page 180 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 24 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 181: Miscellaneous Frame Components Tubing And Fittings
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 25...
Page 182 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 26 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 183 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 27...
Page 184: Replacement Tools
Gaterotor TOOLS A25205B A25205C A25205C A25205E A25205F Gaterotor STABILIZER SET (901A, 901A A25698A A25698A A25698A 901B, 901C) Gaterotor STABILIZER SET (901A, 901B A25699A 901B, 901C, 901D) 8 − 28 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 185: Replacement Parts
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 29...
Page 186 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 30 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 187 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 31...
Page 188: Gaterotor Assembly
Section 8 • Spare Parts List Gaterotor Assembly 8 − 32 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 189 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 33...
Page 190: Shaft Seal
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 34 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 191: Main Rotor
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 35...
Page 192 Section 8 • Spare Parts List Slide Valve Cross Shafts & End Plate Models VSM 301-401 Counter Clockwise ONLY Models VSM 501-701 Clockwise ONLY 8 − 36 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 193 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 37...
Page 194: Slide Valve Carriage Assembly
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 38 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 195 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 39...
Page 196 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 40 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 197: Miscellaneous Frame Components
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 41...
Page 198 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 42 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 199: Housing Accessories
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 43...
Page 200: Replacement Tools
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 44 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 201 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 45...
Page 202 Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. 8 − 46 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 203: Kits
Vilter parts get renewed from time to time, so be sure to ask if the part listed in your manual is still the best for your compressor. Parts that appear on diagrams might be shown separately for reference, but are sold as an assembly or kit only. VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD 8 − 47...
Page 204 8 − 48 / Blank VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 205: Appendix A Torque Specifications
Cap Screws NOTE: Continue use of red loctite #271 (VPN 2205E) on currently applied locations. Use blue loctite #243 (VPN 2205F or 2205G) on all remaining locations. A − 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 206 A − 2 / Blank VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 207: Appendix B Vilter Oil
Accuracy of recommendations is dependent on representative oil samples and complete correct data on both unit and oil * Property values should not be construed as specifications B − 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 208 Fire Point - °F Pour Point - °F -38.2 Pending Floc Point - °F Refrigerant Type R-717 R-717 R-22 R-22 R-134a R-290 R-22 R-507 R-1270 R-404A R-407C R-410A B − 2 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 209 Hydrocarbon/natural gas 3643B XG 105-100 55 gallon drum Hydrocarbon/natural gas 3653A POE-100 5 gallon pail Air Compressor Lubricant 3653B POE-100 55 gallon drum Air Compressor Lubricant B − 3 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 210 B − 4 / Blank VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 211: Appendix C Vibration Measurements - Single Screw Compressor
10 Hz to 1000 Hz. Depending cific locations and directions shall be recorded with the on the vibration criteria, this may require measurements measurement. Figure C-1. Compressor Bearing Vibration Measurement Location C − 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 212 C − 2 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 213 • Zone A: The vibration of newly commissioned ma- chines would normally fall within this zone. Figure C-3. Gaterotor Cross-Section VSS/VSR/VSMC Compressors C − 3 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 214 TRIP values. In general, the TRIP value It is recommended that the ALARM value should not will be within zone C or D, but it is recommended that C − 4 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 215 It is not unusual to have three or four skip frequen- cies within the normal operating ranges of a compressor utilizing a VFD. C − 5 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 216 C − 6 / Blank VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 217 Appendix D • Liquid Injection Valve Setup Instructions and Quick Start Guide Appendix D Liquid Injection Valve Setup Instructions and ICM/ICAD Motorized Valve Quick Start Guide D − 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 218 4: ICM40 with ICAD 900 5: ICM50 with ICAD 900 6: ICM65 with ICAD 900 15. Press the “Circle” button. The valve is now ready to be used. D − 2 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 220 ICM/ICAD Motorized Valve Installation, Programming, and Troubleshooting Contents Page Installation ....................3 Wiring the ICAD .
Page 222 ICM/ICAD Motorized Valve Installation, Programming, and Troubleshooting Care should be taken to protect the ICM function module while it is removed from the valve body. 3. Weld the valve body in line making sure the arrow on the valve body is pointing in the direction of flow.
Page 223: Wiring The Icad
ICM/ICAD Motorized Valve Installation, Programming, and Troubleshooting Wiring the ICAD Note: The ICAD is powered by a 24 Volt DC power source. There are two cables pre-mounted and connected to the ICAD motor actuator. Never try to open the ICAD motor because the special moisture seal will be damaged. The power cable consists of 3 wires: •...
Page 227 ICM/ICAD Motorized Valve Installation, Programming, and Troubleshooting Programming the ICAD When the ICAD motor is first powered, the ICAD display will flash an A1 alarm. This means that the ICM valve size that is being used with the ICAD motor needs to be selected in parameter .
Page 228: Troubleshooting
ICM/ICAD Motorized Valve Installation, Programming, and Troubleshooting Troubleshooting The manual tool should always be ordered with any ICM/ICAD assembly. This tool gives the user the ability to remove the ICAD actuator and manually rotate the valve in the open or close direction depending on need and application.
Page 229: Alarms
ICM/ICAD Motorized Valve Installation, Programming, and Troubleshooting Alarms There are a number of alarms which are excellent indicators of improper installation or set-up: Description Comments alarm text At start-up A1 and CA will be displayed No valve type selected Controller fault Internal fault inside electronics Input error Not applicable if ¡01 = or ¡02 = ...
Page 230: Common Questions
ICM/ICAD Motorized Valve Installation, Programming, and Troubleshooting What happens in the event of a power failure? Common Questions The ICAD will remain in the position it is in when power is lost. There are two ways to address this condition: •...
Page 231 Appendix E • Liquid Injection Valve Station ICF 20-40 Installation Guide Appendix E Liquid Injection Valve Station ICF 20-40 Installation Guide E − 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 232 Installation Guide Valve Station ICF 20-40 Direction and position ICF xx-4 ICF xx-6 ICF xx-4 / ICF xx-6 with ICM Fig. 1a Fig. 1b Fig. 1c Welding Other welding methods TIG/MIG/SMAW welding Inlet and outlet stop valves must be closed all the time before Remove all parts before welding.
Page 233 Service and maintenance For both ICF 20 and ICF 25-40 with ICM and ICFE 25-40 Please Note: When used in CO , the o-rings (see fig. 4) on the ICM and ICFE 25-40 modules can swell (grow). At service it is recommend that new o-rings o-rings are installed, before the ICM and ICFE 25-40 function modules are...
Page 234 ICF 20 ICFO - manual opening module ICFS - stop valve module ICFR - manual regulating valve module ICFN - stop/check valve module Before remounting the cap on the modules ICFS (stop valve module), ICFR (manual regulating valve module) or ICFN (stop/check valve module) please ensure that the gasket is present in the cap.
Page 235 Operating the manual opener on ICFE 25 solenoid module To force open the solenoid by the manual stem turn it counter clockwise full way up. (Manual mode) To operate the solenoid in automatic mode, turn the manual stem clockwise until the locking ring stops. Do not force the spindle further.
Page 236 Module location ICF 20-4 In order to supply the ICF valve station best suited for liquid lines and hot gas lines certain function modules are dedicated to specific module ports. Function ICFS 20 - Stop valve module ICFR 20A - Manual regulating valve module ICFF 20 - Filter module ICFE 20 - Solenoid valve module ICFE 20H - Solenoid valve module...
Page 237 Module location ICF 25-4 → 40-4 In order to supply the ICF valve station best suited for liquid lines and hot gas lines certain function modules are dedicated to specific module ports. Function ICFS 25-40 - Stop valve module ICFR 25-40 A or B - Manual regulating valve module ICFF 25-40 - Filter module ICFE 25-40 - Solenoid valve module ICFC 25-40 - Check valve module...
Page 238 The function modules - ICF 20 ICFS 20 stop valve module ICFR 20 manual regulating valve module 1. Spindle 2. Thread part 1. Spindle 3. AL-gasket 2. Thread part 4. Bonnet 3. AL-gasket 5. Hex-head bolt 4. Bonnet 6. Flange 5.
Page 239 The function modules - ICF 20 ICFB 20 blank top cover module ICFN 20 stop/check valve module 1. Hex-head bolt 2. Flange 3. Gasket 1. Spindle 2. Thread part 3. AL-gasket 4. Bonnet 5. Hex-head bolt 6. Flange 7. Gasket ICFF 20E extended filter module ICFA 10 Electronic expansion valve 1.
Page 240 The function modules - ICF 25-40 ICFF 25-40 filter module ICFC 25-40 check valve module 1. Al gasket 2. Bonnet 3. Hex-head bolt 4. Flange 1. Bonnet 5. Gasket 2. Hex-head bolt 6. Filter element 3. Flange 7. Plug 1/4” RG or ”...
Page 241 The ICF valves are delivered with closed - On ICM 20 motor valve modules check ENGLISH stop valves. that the PEEK seat has not been During Gas welding the modules must be damaged or scratched. If damaged or Installation removed. scratched;...
Page 242 E − 12 / Blank VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 243 Appendix F • Hand-Held Slide Valve Calibration Tool Appendix F Hand-Held Slide Valve Calibration Tool F − 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 244 Blue the actuator to where the slide is just off of the me- Calibrate chanical stop and there is no tension on the motor Button shaft. F − 2 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 245 Service.Vilter@emerson.com 3001 VSS / VSG United States Phone: 414-744-0111 Parts Fax: 414-744-3483 Parts.Vilter@Emerson.com Web: www.Vilter.com For more product informa- tion and to order online visit: VPI.Emerson.com F − 3 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 246 Appendix F • Hand-Held Slide Valve Calibration Tool F − 4 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 247 Appendix G • Pre Start Up For Remote Oil Coolers G − 1 VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 248 G − 2 / Blank VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD...
Page 250 Vilter Manufacturing LLC reserves the right to make changes in design and specifications without notice. 35391SD Rev. 06A (05/21) Emerson and Vilter are trademarks of Emerson Electric Co. or one of its affiliated companies. ©2021 Emerson Climate Technologies, Inc. All rights reserved.

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