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LAVINA
21-X/GFI
®
User Manual
Tech Support Line: 800-987-8403 | www.superabrasive.com | info@superabrasive.us

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Summary of Contents for Superabrasive LAVINA 21-X

  • Page 1 LAVINA 21-X/GFI ® User Manual Tech Support Line: 800-987-8403 | www.superabrasive.com | info@superabrasive.us...
  • Page 2 Superabrasive User Manual Original Language Lavina® 21-X 9/2018...
  • Page 3: Warranty And Returns

    X MACHINES A warranty card must be submitted to Superabrasive within 30 days of purchase in order for the foregoing warranty to apply. You can either mail a hard copy of the warranty card or submit it electronically - see page 2.
  • Page 4: Table Of Contents

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 TABLE OF CONTENTS Security plate for Quickchange pads ....... 11 6. POPULAR TOOLS ..........12 WARRANTY AND RETURNS........3 RECOMMENDED TOOLS ........12 1. GENERAL INFORMATION ........5 7. MAINTENANCE AND INSPECTION ...... 13 Manufacturer .............
  • Page 5: General Information

    Superabrasive was founded in 1987, as a manufacturer of high quality diamond tools for the stone and concrete industry. Today, Superabrasive is one of the world’s leading companies in the production of diamond tools and floor grinding machinery. At Superabrasive, we strive to deliver the very best solutions to our customers, and enable them to work more efficiently.
  • Page 6: Vacuum Connection

    The data on the label provides the correct Voltage and kW (needed for operational purposes); Weight (needed for transportation purposes); production year and serial number (needed for maintenance purposes). CUSTOMER SERVICE For customer assistance and technical support call your local distributor or call Superabrasive Inc. at 1-800-987-8403 or visit us at: www.superabrasive.com...
  • Page 7: Safety Instructions

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 2. SAFETY INSTRUCTIONS RECOMMENDED USE RESIDUAL RISKS • During the normal operating and maintenance cycles, the The Lavina®X machine is designed and manufactured to grind operator is exposed to few residual risks, which cannot be eliminated due to the nature of the operations.
  • Page 8: Handling And Transportation

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018   The operator must know the machine’s work environment. The operator must understand and interpret all the drawings  and designs in manual. Only one operator at a time can work with the machine.
  • Page 9: Preparing The Machine For Transportation

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 PREPARING THE MACHINE FOR TRANSPORTATION Unplug Unplug the motor cable plug from the control box (Fig. 3.7) and disconnect the water hose from the main head (Fig. 3.8). Wind the electrical cable on the carriage. Release the pin sets at the base of the motor (Fig. 3.9), which attach the head to the carriage.
  • Page 10: Plug And Cable

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 To change tools flip the carriage over to the floor. Ensure first if the handle (Fig. 4.1) or the column (Fig. 4.2) is in the upright position. Mount the tools only after ensuring that there is enough diamond bond material left.
  • Page 11: Stopping The Machine

    Figure 5.1 Superabrasive offers additional weights of 18.5 lbs or 8 kg (Fig.5.1). The weights stack on the 3 posts around the outer bowl or on top of each other. The additional weights depend on the tools; it is not always possible to add weights. Some tools work too aggressively can cause the machine to stop.
  • Page 12: Popular Tools

    When used wet, they require only water (no wax or chemicals needed), making them a very environmentally‐friendly solution for maintaining floors. Use Only Superabrasive’s Recommended Tools. For More Tooling Options, Visit www.superabrasive.com...
  • Page 13: Maintenance And Inspection

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 7. MAINTENANCE AND INSPECTION CLEANING Keep your machine clean. Cleaning the machine on a regular basis will help detect and solve potential problems before they cause damage to the machine. Most importantly, check and clean the tool plate connections, power cord and plugs, vacuum hoses and water tank.
  • Page 14: Electrical System

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 ELECTRICAL SYSTEM Dust should not enter the control box as it will destroy the contacts. Remove (blow out) any dust present. ELECTRICAL SCHEME A plug should be attached to the cable (min. 16A; 110V, IP55) according to the standards of the country where the machine will be operated.
  • Page 15: Electrical Scheme For Gfci Outlet

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 ELECTRICAL SCHEME FOR GFCI OUTLET for machines after Serial No 1806L21X1871 and bigger...
  • Page 16: Troubleshooting

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 8. TROUBLESHOOTING INDEX OF PROBLEMS AND SOLUTIONS 8.1 REPLACING POWER CORD AND PLUGS When replacing the plugs always use plugs with the same specifications as the original ones. Never use lower quality or different type.
  • Page 17: Disassembling And Mounting Tool Holder To Change Buffers And Elastic Element

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 8.3 DISASSEMBLING AND MOUNTING TOOL HOLDER TO CHANGE BUFFERS AND ELASTIC ELEMENT When the TOOL HOLDER is disassembled you can change defective parts – elastic element, buffers, etc. Lift the locking pin (Fig.8.3.1) to dismount the retaining washer (Fig.8.3.2). Take out the screws on the buffers and the nuts of the elastic element (Fig.8.3.3;...
  • Page 18: Tensioning Used Planetary Belt

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 8.4 TENSIONING USED PLANETARY BELT If the belt slips or breaks, separate the carriage from main head and disconnect the motor plug (Fig. 8.4.1), water hoses (Fig. 8.4.2) (Fig. 8.4.3), and vacuum tubes. Unscrew the four bolts (Fig.8.4.4) and remove top cover (Fig.8.4.5).
  • Page 19: Mounting And Tensioning A New Planetary Belt

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 8.5 MOUNTING AND TENSIONING A NEW PLANETARY BELT Unscrew the two bolts and the nut of the tensioner (Fig. 8.4.6)(Fig. 8.4.7)(Fig. 8.4.8). Unscrew the stop nut and turn the tensioner to loosen the belt (Fig.
  • Page 20: Replacing The Pulley Units

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 Figure 8.6.7 Figure 8.6.5 Figure 8.6.6 Figure 8.6.8 Figure 8.6.9 Tighten the three nuts (2) (Fig. 8.6.4), screw the bolt (5) (Fig. 8.6.7) and tighten the stopping nut (4) (Fig. 8.6.8). Measure again the tension of the belt to ensure nothing has changed (Fig. 8.6.6).
  • Page 21: Motor Connection

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 Figure 8.7.2 Figure 8.7.3 8.8 MOTOR CONNECTION The cable from the outlet should not be longer than 20 m or 65 feet, because the use of longer cable or cable with lower section than the indicated above, could cause problems during the working process.
  • Page 22: Spare Parts

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 9. SPARE PARTS 1. LAVINA®21-X GENERAL PARTS Item No. Description Pcs. L21X-20.00.00 Carriage VACUUM HOSE PU ANT D40L430-K WITH TWO CLAMPS D40L430 Vacuum Hose SB44-47 Clamp for Vacuum Hose MAR8.380 Tube L21-40.00.00 Pin Assembly L21X-10.00.00...
  • Page 23: Lavina®21-X Guard Parts

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 3. LAVINA®21-X GUARD PARTS Item No. Description Pcs. D4X10DIN7337 Rivet M4DIN9021A Washer L20SPS-05.00.00.01 Ring L20SPS-05.00.00.02 Guard 3. LAVINA®21-X GUARD PARTS / for machines after Serial No 1710L21X1690 / Item No. Description Pcs.
  • Page 24: Lavina®21-X Planetary Drive Parts

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 5. LAVINA®21-X PLANETARY DRIVE PARTS Item No. Description Pcs. Endless Transmission 750-AT5-16 Belt L21X-18.00.00 Planetary Tensioning Unit М8DIN934 L21X-18.00.02 L21X-17.30.00 Support M8X35DIN6921 Bolt M8X20DIN6921 Bolt М6DIN6923 L21X-17.00.02 Plain Washer...
  • Page 25: Lavina®21-X Bottom Cover Parts

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 6. LAVINA®21-X BOTTOM COVER PARTS Item No. Description Pcs. A44.00.00 Tool Holder A44 M8X20DIN6921 Bolt A42.04.01 Adaptor TWVA00800 V-Ring Type A M6X12DIN933 Bolt M6 /Zn/UN9440 Washer L21X-13.00.00 Bottom Cover M5X12DIN6921 Bolt L21X-13.00.02...
  • Page 26: Lavina®21-X Transmission Belt Parts

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 7. LAVINA®21-X TRANSMISSION BELT PARTS Item No. Description Pcs. OMEGAHP15955MHP25 Endless Transmission Belt L21X-17.00.00 Tensioning Support M8DIN6923 M8DIN934 L21X-17.00.01 M8X16DIN6921 Bolt L21X-17.00.02 Plain Washer L21X-17.30.00 Support DIN6885A6X6X28 L21X-10.00.02 Central Pulley M6X35X1.4 Washer...
  • Page 27: Lavina®21-X Pulley Unit Parts

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 8. LAVINA®21-X PULLEY UNIT PARTS Item No. Description Pcs. Item No. Description Pcs. M10X30DIN912 Screw UN3319E26395 Distance Screw M10DIN128A Washer 6013 Roller Assembly M10DIN125A Washer L25SPS-00.00.00.34 Distance Ring S216 Electro Motor B65DIN471...
  • Page 28: Lavina® 21-X Tool Holder Parts

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 9. LAVINA® 21-X TOOL HOLDER PARTS SEE ALSO FIG.8.3.12/ Item No. Description Pcs. A40.10.00 Quick Change Assembly A31.12.00 Keylock Set A40.11.00 Quick Change plate A41.12.00 Security set 1.3.1 A41.00.05 Washer A41 A25.00.10-K...
  • Page 29 Superabrasive User Manual Original Language Lavina® 21-X 9/2018...
  • Page 30: Lavina® 21-X Electrical Box Parts 100-120 Volt

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 11. LAVINA® 21-X ELECTRICAL BOX PARTS 100-120 VOLT 1.8kW 100-120V Item No. Description Pcs. L21S-1,5-26.00.00 Control Box Assembly L21S-1,5-26.00.01 Control Box/only/ L21X-30.00.01 Hour Meter 110V L20NS-30.10.04 Potentiometer L20NS-30.10.10 Emergency Stop Button L21X-30.00.04 Button With Cap L20NS-30.11.04...
  • Page 31: Lavina® 21-X Electrical Box Parts 100-120 Volt For Gfci Outlet

    Superabrasive User Manual Original Language Lavina® 21-X 9/2018 11. LAVINA® 21-X ELECTRICAL BOX PARTS 100-120 VOLT FOR GFCI OUTLET for machines after Serial No 1806L21X1871 and bigger Item No. Description Pcs. L21X-26.00.00 Control Box Assembly L21S-1,5-26.00.01 Control Box/only/ L21X-30.00.01 Hour Meter 110V L20NS-30.10.04...

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