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Summary of Contents for SKF VSG Series
- Page 1 Assembly Instructions Lubricant metering devices for dual-line systems VSG and VSK series 951-171-046 Version 01 07/11/2018...
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Page 2: Legal Notice
○ Intent or negligence Warranty Berlin Facilities The instructions do not contain any informa- ○ Use of non-original SKF spare parts Motzener Straße 35/37 tion on the warranty. This can be found in ○ Faulty planning or layout of the central- 12277 Berlin our general terms and conditions. -
Page 3: Table Of Contents
Table of contents Table of contents Legal notice ....................2 Explanation of symbols, signs and abbreviations ........6 Safety instructions .................8 General safety instructions ..............8 Temperature characteristics ..............14 General behaviour when handling the product ........8 Ageing of lubricants ................15 Intended use .................... 9 Solid lubricants ..................15 Foreseeable misuse ................ - Page 4 Table of contents 6.5.3 Extension piece for straight screw-in fittings ........43 4.2.3 Lubricant metering devices VSKH, VSKV ...........30 6.5.4 Elastic spacers ..................44 4.2.4 Lubricant metering device VSKV-KR ..........31 6.5.5 Check valves for metering device outlets ...........44 4.2.5 Magnetically operated function indicator ...........32 4.2.6 Lubricant metering devices VSL-KR ...........33 Start-up ..................
- Page 5 Table of contents Troubleshooting ................55 Repairs ..................56 Shutdown and disposal ............... 57 13.1 Temporary shutdown ................57 13.2 Final shutdown and disassembly ............57 13.3 Disposal ....................57 Spare parts ................. 58 14.1 Spare parts VSKH-KR / VKSH-KR-VA ..........58 14.2 Spare parts VSKV-KR / VKSV-KR-VA ..........59 14.3 Spare parts VSG-KR ................60 14.4...
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Page 6: Explanation Of Symbols, Signs And Abbreviations
Explanation of symbols, signs and abbreviations Explanation of symbols, signs and abbreviations The following abbreviations may be used within these instructions. Symbols within safety notes mark the kind and source of the hazard. General warning Dangerous electrical voltage Risk of falling Hot surfaces Unintentional intake Crushing hazard... - Page 7 Explanation of symbols, signs and abbreviations Abbreviations and conversion factors regarding °C degrees Celsius °F degrees Fahrenheit approx. approximately Kelvin ounce i.e. that is Newton fl. oz. fluid ounce poss. possibly hour inch if appl. if applicable second pounds per square inch incl.
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Page 8: Safety Instructions
1. Safety instructions 1. Safety instructions ○ Protect the centralized lubrication system ○ Precautionary operational measures and connected to the pump with a pressure instructions for the respective work must control valve always. be observed. 1.1 General safety instructions ○ Incorrect installation or operation may ○... -
Page 9: Intended Use
1. Safety instructions 1.3 Intended use 1.5 Modifications of the product Providing lubrication points with lubricant Unauthorized conversions or modifica- in dual-line lubrication systems following tions may result in unforeseeable impacts the specifications, technical data and limits on safety. Therefore, any unauthorized stated in these Instructions. -
Page 10: Markings On The Product
1. Safety instructions 1.11 Persons authorized to operate the 1.13 Provision of personal protective 1.9 Markings on the product pump equipment Further to the findings of the The operator must provide suitable personal workplace risk evaluation the 1.11.1 Operator protective equipment for the respective operating company has to at- location of operation and the purpose of A person who is qualified by training, know-... -
Page 11: Transport, Installation, Maintenance, Malfunctions, Repair, Shutdown, Disposal
1. Safety instructions 1.16 Transport, installation, maintenance, hicle must not be damaged or impaired in malfunctions, repair, shutdown, their function by the installation. disposal ○ Dry or cover wet, slippery surfaces ○ All relevant persons must be informed accordingly. of the activity prior to starting any work. ○... -
Page 12: Initial Commissioning / Daily Start-Up
1. Safety instructions 1.18 Cleaning ○ All components used must be designed according to the maximum operating ○ Risk of fire and explosion when using pressure and the maximum respectively inflammable cleaning agents Only use minimum ambient temperature. non-flammable cleaning agents suitable for the purpose. -
Page 13: Residual Risks
1. Safety instructions 1.19 Residual risks Residual risk Possible in life cycle Prevention/ remedy Personal injury/ material damage due to Keep unauthorized persons away. No people may remain under suspended loads. A B C G H K falling of raised parts Lift parts with adequate lifting devices. -
Page 14: Lubricants
2. Lubricants 2.3 Material compatibility 2.2 Selection of lubricants Lubricants must generally be compatible SKF considers lubricants to be an element 2.1 General information with the following materials: of system design. A suitable lubricant is se- lected already when designing the machine ○... -
Page 15: Ageing Of Lubricants
(e.g. "bleeding"). on the packaging have to be For this reason, such lubricants must be Please contact SKF. if you have further ques- observed. checked in each individual case before use. tions regarding lubricants. -
Page 16: Overview, Functional Description
3. Overview, functional description 3. Overview, functional description 3.1 Component designation Fig. 1: Component designation 1 - Control piston 4 - Channel 2 - Channel 5 - Channel 3 - Supply piston 6 - Channel I - Main line 1 II - Main line 2 951-171-046 - 16 -... -
Page 17: Stage 1
3. Overview, functional description 3.2 Stage 1 Fig. 2: Stage 1 Lubricant is fed to the metering device under pressure through main line I. Control piston (Fig. 2: Pos. I) starts moving into the direction of the arrow (A) and pushes the lubricant in front of the control piston back through the relieved main line II (Fig. -
Page 18: Stage 3
3. Overview, functional description 3.4 Stage 3 Fig. 4: Stage 3 At the same time the change-over device connects main line II with the pump. The pressure in line II rises. The control piston (Fig. 4: Pos.1) now moves in the direction of the arrow (B). -
Page 19: Metering Devices With An Odd Number Of Outlets
3. Overview, functional description 3.6 Metering devices with an odd number of outlets Fig. 6: Metering devices with an odd number of outlets VSKH In case of metering devices with an odd number of outlets the two opposite outlets are connected by a connection channel (Fig. -
Page 20: Metering Device With Metering Screws Vskh/V D/Kd
3. Overview, functional description 3.7 Metering device with metering screws VSKH/V D/KD Fig. 8: Metering devices with metering screws VSKH/V D VSKH/VSKV 0.30 0.55 1.25 0.60 1.10 2.50 1.20 1.65 3.75 1.50 2.20 5.00 Variants for the output volume adjustment. All metering de- vices of the VS series can be supplied with metering screws as version D or with metering screws and indicator pin as version The metering screws limit the stroke of the working piston. -
Page 21: Magnetically Operated Function Indicator
3. Overview, functional description 3.8 Magnetically operated function indicator Fig. 10: Adjusting device with magnetically operated function indicator 3.8.1 Functional principle ○ The piston movement is transferred to the magnet (Fig. 10: Pos. E) via the piston pin (Fig. 10: Pos. C). ○... -
Page 22: Technical Data
4. Technical data 4. Technical data VSKH/VSKV Outlets 1 to 8 1 to 8 1 to 8 Output/ stroke 0 – 1.5 cc 0 – 2.2 cc 0 – 5 cc Min. pressure 35 bar 35 bar 35 bar Max. pressure 400 bar 400 bar 400 bar... -
Page 23: Type Identification Code
4. Technical data 4.1 Type identification code 4.1.1 Type identification code VSG/VSL The type identification code facilitates selection/identification of important features of the product. For the exact type identification code of the respective product, see the type identification plate or the product packaging. V S G - 4 - V A - K R - F K M - V A - K N - A - 1. -
Page 24: Type Identification Code Vsg/Vsl With Magnetic Adjustment And Magnetic Metering Device
4. Technical data 4.1.2 Type identification code VSG/VSL with magnetic adjustment and magnetic metering device The type identification code facilitates selection/identification of important features of the product. For the exact type identification code of the respective product, see the type identification plate or the product packaging. V S L - 6 - V A - M D - A - V A - D D - N - T E - A - 1. -
Page 25: Type Identification Code For Vskh/Vskv
4. Technical data 4.1.3 Type identification code for VSKH/VSKV The type identification code facilitates selection/identification of important features of the product. For the exact type identification code of the respective product, see the type identification plate or the product packaging. V S K H - 4 - V A - K R - 1.5 - V A - F K M - M S - K N - S - 1. -
Page 26: Type Identification Code Vskh/Vskv With Magnetic Adjusting Device And Magnetic Metering Volume
4. Technical data 4.1.4 Type identification code VSKH/VSKV with magnetic adjusting device and magnetic metering volume The type identification code facilitates selection/identification of important features of the product. For the exact type identification code of the respective product, see the type identification plate or the product packaging. V S K H - 1 - - M R - M S - K F - D - N P Example Category... -
Page 27: Technical Data Sheets
4. Technical data 4.2 Technical data sheets 4.2.1 Lubricant metering device VSG-KR Fig. 11: Dimensioned drawing type VSG-KR Type VSG2-KR VSG4-KR VSG6-KR VSG8-KR Part no. 620-40015-1 620-40015-3 620-40015-5 620-40015-7 Number of outlets L1 (mm) 30.5 L (mm) 44.5 951-171-046 Version 01 - 27 -... -
Page 28: Lubricant Metering Device Vsg-Kr-Fl
4. Technical data 4.2.2 Lubricant metering device VSG-KR-FL Item Designation Part number Fig. 12: Dimensioned drawing type VSG-KR-FL O-ring 12 x 2 219-12223-5 Hexagon screw M8 x 70 200-13070-2 Washer 8 C 209-13077-1 Closure screw (for odd outlet 303-16284-1 numbers) Outlet channels, drilled and sealed off with a ball (for odd outlet numbers) 951-171-046... - Page 29 4. Technical data Metering device Metering device assy. Metering device body Number of O-rings (item 1) VSG 1-KR-FL 620-36319-5 620-36134-9 VSG 2-KR-FL 620-36319-1 620-36134-8 VSG 3-KR-FL 620-36319-6 620-36134-7 VSG 4-KR-FL 620-36319-2 620-36116-6 VSG 5-KR-FL 620-36319-7 620-26450-1 VSG 6-KR-FL 620-36319-3 620-36370-1 VSG 7-KR-FL 620-36319-9 620-26451-1...
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Page 30: Lubricant Metering Devices Vskh, Vskv
4. Technical data 4.2.3 Lubricant metering devices VSKH, VSKV 1 – cap screw G1/4 part no. 303-17441-1 Fig. 13: Dimensioned drawing type VSKH, VSKV Type VSKH2-KR VSKH4-KR VSKH6-KR VSKH8-KR 951-171-046 - 30 - Version 01... -
Page 31: Lubricant Metering Device Vskv-Kr
4. Technical data 4.2.4 Lubricant metering device VSKV-KR 1 – cap screw G1/4 part no. 303-17441-1 Fig. 14: Dimensioned drawing type VSKV-KR Type VSKV2-KR VSKV4-KR VSKV6-KR VSKV8-KR 951-171-046 Version 01 - 31 -... -
Page 32: Magnetically Operated Function Indicator
4. Technical data 4.2.5 Magnetically operated function indicator Fig. 15: Magnetically operated function indicator A: Metering device bocy VSG F: Indicator ring B: Piston G: Regulating screw C: Piston pin H: Protective sleeve D: Adjusting sleeve J: Closure screw E: Magnet SW17 951-171-046 - 32 -... -
Page 33: Lubricant Metering Devices Vsl-Kr
4. Technical data 4.2.6 Lubricant metering devices VSL-KR Fig. 16: Dimensioned drawing type VSL-KR Type VSL2-KR VSL4-KR VSL6-KR VSL8-KR Part no. 620-40062-3 620-40062-7 620-40064-3 620-40064-7 Number of outlets L1 (mm) 30.5 L (mm) 44.5 951-171-046 Version 01 - 33 -... -
Page 34: Lubricant Metering Device Vskh-Krfkm-Fl Protective Cap Ms
4. Technical data 4.2.7 Lubricant metering device VSKH-KRFKM-FL Protective cap MS Fig. 17: Dimensioned drawing type VSKH-KRFKM-FL Protective cap MS Type VSKH2-KR-FL VSKH4-KR-FL VSKH6-KR-FL VSKH8-KR-FL Part no. 620-46023-2 620-46023-4 620-46023-6 620-46023-8 Number of outlets L1 (mm) L2 (mm) L3 (mm) 951-171-046 - 34 - Version 01... -
Page 35: Delivery, Returns, And Storage
5.3 Storage 5.4 Storage temperature range After receipt of the shipment, check the ○ In case of parts not filled with lubricant SKF products are subject to the following shipment for damage and completeness storage conditions: the admissible storage temperature according to the shipping documents. -
Page 36: Storage Conditions For Parts Filled With Lubricant
5. Delivery, returns, and storage 5.5 Storage conditions for parts filled • Remove leaked lubricant with lubricant • Reinstall closure screws and connection The conditions mentioned in the follow- lines ing will have to be adhered to when storing products filled with lubricant, Lines •... -
Page 37: Installation
○ Only use the main lines and lubrication lines specified by SKF and observe the stated system pressures. ○ Make sure to always connect the same line (I re- spectively II) to the same metering device inlet 1 –... -
Page 38: Installation Of Metering Devices Of The Vs Series
6. Installation 6.2 Installation of metering devices of the VS series Fig. 19: Assembly Fig. 20: Assembly ○ All metering devices can be mounted in any position. of the VS series of the VS series For reasons of simplicity, Figs. 19 and 20 show only the position with the indicator pin pointing upwards. -
Page 39: Replacing Adjusting Sleeves Kr By Krfkm (Fpm) On The Vsg Metering Device
6. Installation 6.3 Replacing adjusting sleeves KR by KRFKM (FPM) on Fig. 21: Metering device before assembly the VSG metering device Pay attention to cleanliness during all work on the metering device. • Switch off the pump respectively shut off the lubrication circuit. - Page 40 6. Installation • Replace old copper sealing ring by a new one. Fig. 22: Disassembled metering device 1 - Metering device block 3 - Adjusting sleeve 2 - Indicator pin 4 - Copper sealing ring • Carefully slide new adjusting sleeve over the indicator pin. Fig.
- Page 41 6. Installation • Fasten new adjusting sleeve with torque wrench Fig. 24: Metering device moun- ted with new adjusting sleeve (torque 30 Nm ± 10%). • Mount metering device into the system again. 1 - Metering device block 2 - Adjusting sleeve 951-171-046 Version 01 - 41 -...
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Page 42: Extension Piece
6. Installation 6.4 Extension piece Fig. 25: Extension piece for metering device VSKH-KR 1 – Sealing edge 2 – Extension piece, part no. 420-23628-1 951-171-046 - 42 - Version 01... -
Page 43: Accessories
6. Installation 6.5 Accessories 6.5.1 Cap screws for metering devices with 1 outlet per adjusting sleeve Series Thread Part no. VSG, VSL G1/4 303-17526-2 6.5.2 Metering screws for KD and D variants Series Volume cm³/stroke Part no. 0.55 303-17505-1 1.10 303-17506-1 1.65 303-17507-1... -
Page 44: Elastic Spacers
6. Installation 6.5.4 Elastic spacers Series Thread Spacer Part no. VSG, VSL Ø 9 mm 8.5 x 18 x 5 421-21288-1 6.5.5 Check valves for metering device outlets Tube diameter Designation Part no. 6 mm GERV 6 - S G 1/4A VC 223-13052-1 8 mm GERV 8 - L G 1/4 A VC... -
Page 45: Start-Up
7. Start-up 7. Start-up In order to warrant safety and function, a person assigned by the operator must carry out the following inspections. Immediately eliminate detected deficiencies. Deficiencies may be remedied by an authorized and qualified specialist only. Start-up check list 7.1 Inspections prior to commissioning Mechanical connections carried out correctly The performance data of the previously indicated connections correspond to the specifications stated in the Technical data... -
Page 46: Adjusting The Output Volume
7. Start-up 7.3 Adjusting the output volume Fig. 26: VSG variant 7.3.1 VSG variant ○ Adjust the output volume only with the lubrication system being depressurized. ○ When removing the closure cap the protective sleeve remains in its position. ○ Factory setting: Output volume Q = 2.3 cm³/stroke Adjusting the output volume:... -
Page 47: Vsg-Kr Variant For Infinitely Variable Adjustment And Visual Function Control
7. Start-up 7.3.2 VSG-KR variant for infinitely variable adjustment and Fig. 28: Adjustment of the output (VSG metering devices) visual function control Infinite adjustment of the output volume is possible via the ad- justing screw (8-2). Full output is achieved, if the adjusting screw is in its upper end position. -
Page 48: D And Kd Variants For Graduated Adjustment Of The Output
7. Start-up 7.3.3 D and KD variants for graduated adjustment of the output Fig. 30: Output diagram VSL-KR All metering devices of the VS series can be supplied with metering screws as version D (Fig. 31) or with metering screws and indicator pin for visual function control as version KD (Fig. -
Page 49: Ks Variant For Visual Function Control And Limit Switch
7. Start-up 7.3.4 KS variant for visual function control and limit switch For remote monitoring of the function of respectively two outlets the me- Fig. 33: KS variant tering devices of the VSG and VSL series are available with limit switches (11-1). -
Page 50: Kr-Np Variant
7. Start-up 7.3.5 KR-NP variant The VSG metering devices are available with a piston detector (12-1) for Fig. 34: KR-NP variant electronic monitoring. The proximity switch is actuated without wear and contact directly via the respective working piston. For this variant the minimum output is 0.4 cm³. For lubrication lines of any diameter there are Screw-in fittings with cut- Fig. -
Page 51: Cross-Porting Of Outlets (Lubricant Metering Device Type Types Vsg, Vsl)
Fig. 36 shows stage 2 and Fig. 37 shows stage 4 in case of a supply via the lower outlet only. In the VSG series as well as in the VSL series, all types have a lockable rotary slide valve for each pair of outlets. -
Page 52: Operation
8. Operation 8. Operation SKF products operate automatically to the greatest possible extent. Basically, activities during standard opera- tion are limited to the function control of the metering devices. 951-171-046 - 52 - Version 01... -
Page 53: Cleaning
Thoroughly remove residues of been disconnected from the power To do so, contact the SKF Customer Service. cleaning agents from the product supply. Do not touch cables or elec- and rinse off with clear water. -
Page 54: Maintenance
10. Maintenance Maintenance Regular and appropriate maintenance is a prerequisite to detect and clear faults in time. The specific timelines have to be determined, verified at regular intervals and adapted, if necessary, by the operator based on the operating conditions. If needed, copy the table for regular mainte- nance activities. -
Page 55: Troubleshooting
11. Troubleshooting Troubleshooting In addition to the indications regarding troubleshooting stated here, observe all indications regarding troubleshooting stated in the lubrication pump instructions. To check the individual outlets you may have to run the lubrication pump for a longer period of time as the single outlets are provided with lubricant one after the other and thus there may be required several cycles of the upstream metering device. -
Page 56: Repairs
12. Repairs Repairs Repairs must be carried out by authorized and instructed persons only who are familiar with the repair prescriptions. WARNING Risk of injury Before carrying out any repair work, take at least the following safety measures: ○ Keep unauthorized persons away ○... -
Page 57: Shutdown And Disposal
13. Shutdown and disposal Shutdown and disposal 13.1 Temporary shutdown 13.3 Disposal Countries outside the European Union Temporarily shut the system down by: Countries within the European Union The disposal has to be done according to the Disposal should be avoided or minimized ○... -
Page 58: Spare Parts
14. Spare parts Spare parts 14.1 Spare parts VSKH-KR / VKSH-KR-VA Item Designation Part no. (KR) Part no. (KR-VA) Fig. 39: Spare parts VSKH-KR / VKSH-KR-VA Closure screw 303-19327-1 303-19327-1 Closure screw 303-19326-1 303-19326-1 Fixing screw 420-22351-3 420-22351-3 Pin with snap ring 520-32066-1 520-32066-1 Support disc... -
Page 59: Spare Parts Vskv-Kr / Vksv-Kr-Va
14. Spare parts 14.2 Spare parts VSKV-KR / VKSV-KR-VA Fig. 40: Spare parts VSKV-KR / VKSV-KR-VA Item Designation Part no. (KR) Part no. (KR-VA) Closure screw 303-19327-1 303-19327-1 Closure screw 303-19326-1 303-19326-1 Fixing screw 420-22351-3 420-22351-3 301-17351-4 301-17351-4 Support disc Grooved ring O-ring 219-12223-4... -
Page 60: Spare Parts Vsg-Kr
14. Spare parts 14.3 Spare parts VSG-KR Fig. 41: Spare parts VSG-KR Item Designation Part no. Cap screw M10 x 1 303-17404-1 Copper sealing ring 5 x 9 x 1 209-12158-8 Cap screw R1/4” 303-17515-1 Copper sealing ring 13.5 x 16 x 1 306-17827-1 Fixing screw M8 x 1 420-22350-1... -
Page 61: Spare Parts Vsg-Kr-Fl
14. Spare parts 14.4 Spare parts VSG-KR-FL Fig. 42: Spare parts VSG-KR-FL Item Designation Part no. Cap screw M10 x 1 303-17404-1 Copper sealing ring 5 x 9 x 1 209-12158-8 Cap screw R1/4” 303-17515-1 Copper sealing ring 13.5 x 16 x 1 306-17827-1 Fixing screw M8 x 1 420-22350-1... -
Page 62: Spare Parts Vsl-Kr
14. Spare parts 14.5 Spare parts VSL-KR Fig. 43: Spare parts VSL-KR Item Designation Part no. Cap screw M10 x 1 303-17404-1 Copper sealing ring 5 x 9 x 1 209-12158-8 Cap screw M16 x 1.5 303-17514-1 Copper sealing ring 16 x 19 x 1 306-18754-1 Fixing screw M8 x 1 420-22350-1... -
Page 63: Spare Parts Magnetically Operated Function Indicator
14. Spare parts 14.6 Spare parts magnetically operated function indicator Fig. 44: Spare parts magnetically operated function indicator Item Designation Units Part no. Adjusting sleeve, REP 520-32069-1 VSG-MR Indicator ring 420-24184-1 Protective sleeve 420-24360-1 Regulating screw 420-24192-1 Cap screw M10 x 1 303-19665-1 O-ring 7 x 1.5 219-12222-4... -
Page 64: Welding Plate Apl 11
14. Spare parts 14.7 Welding plate APL 11 Fig. 45: Welding plate APL 11 L1± 0,2 L2± 0,5 Materials: 1.0037 30.5 APL11 Welding plate VSG2, VSL2 432-21791-1 APL11 Welding plate VSG4, VSL4 432-21792-1 APL11 Welding plate VSG6, VSL6 432-21793-1 125.8 14.8 APL11 Welding plate VSG8, VSL8 432-21794-1... -
Page 65: Welding Plate Apl 14
14. Spare parts 14.8 Welding plate APL 14 Fig. 44: Welding plate APL 14 L1± 0,2 L2± 0,5 Materials: 1.0037 APL14 Welding plate VSKH/V 2 432-23698-1 APL14 Welding plate VSKH/V 4 432-23699-1 APL14 Welding plate VSKH/V 6 432-23700-1 APL14 Welding plate VSKH/V 8 432-23701-1 APL14 Welding plate VSKH/V 10 432-72598-1... - Page 66 SKF Lubrication Systems Germany GmbH Walldorf Facilities Heinrich-Hertz-Str. 2-8 DE - 69190 Walldorf Phone: +49 (0) 6227 33-0 Fax: +49 (0) 6227 33-259 e-mail: Lubrication-germany@skf.com www.skf.com/lubrication 951-171-046 Version 01 07/11/2018...
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