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Superabrasive LAVINA 7 Series Operation Manual

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SUPERABRASIVE
7
Operation Manual
LAVINA
L25GS7
L25GKS7
L30GS7
L30GKS7
®

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Summary of Contents for Superabrasive LAVINA 7 Series

  • Page 1 Operation Manual ® LAVINA SUPERABRASIVE L25GS7 L25GKS7 L30GS7 L30GKS7...

  • Page 2: Table Of Contents

    OPERATOR ..................... 13 2.18. PROPANE CYLINDERS ................14 2.19. REFUELLING CYLINDERS ..............14 2.20. STORAGE CYLINDERS ................15 2.21. TRANSPORTING CYLINDERS ............... 15 MACHINE DESIGN ................... 16 3.1. MAIN COMPONENTS ................. 16 3.2. TECHNICAL DATA ..................18 Page | 1 WWW.SUPERABRASIVE.COM...
  • Page 3 4.1. TRANSPORTATION ................... 20 4.2. LIFTING ....................... 20 4.3. SUPPORT WHEEL ..................21 4.4. STORAGE ....................21 SUPERABRASIVE LPG CONTROLLER ............21 5.1. SYSTEM COMPONENTS ................22 5.2. OVERVIEW OF THE FEATURES ............... 22 5.2.1. CLOSED LOOP FUEL MANAGEMENT SYSTEM ........ 22 5.2.2.
  • Page 4 11.1. CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS ............69 11.2. MANUFACTURER'S WARRANTY COVERAGE ........69 11.3. OWNER'S WARRANTY RESPONSIBILITIES ......... 69 11.4. GENERAL EMISSIONS WARRANTY COVERAGE......... 70 11.5. WARRANTED PARTS ................71 Page | 3 WWW.SUPERABRASIVE.COM...

  • Page 5: Introduction

    MANUFACTURER Superabrasive was founded in 1987, as a manufacturer of high quality diamond tools for 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: Warranty Policy For Lavina® Machines

    Superabrasive, a Superabrasive-appointed distributor, or a Superabrasive-approved repair facility. The warranty is not applicable on a defect that arises due to tools or parts that are not original to Superabrasive. Replaced defective parts shall be placed at Superabrasive’s disposal and shall become property of Superabrasive.

  • Page 7: Return Policy For Lavina® Machines

    The Lavina® machines may be returned, subject to the following terms: In no case, a machine is to be returned to Superabrasive Inc. for credit or repair without prior authorization. Please contact Superabrasive Inc. or your local distributor for an authorization and issuance of a return authorization number.

  • Page 8: Safety Instructions

     The machine is in upright working position.  The protection devices are working properly. Protection devices  The machine is equipped with several protection devices including following: A protection skirt and hood for protecting the tool plates. Page | 7 WWW.SUPERABRASIVE.COM...

  • Page 9: Safe Use

    The symptoms are headache, dizziness and nausea. A major cause involves engines with poor preventive maintenance practices, usually those with dirty air filters and machines operated in confined areas without adequate ventilation. Another cause may be substandard, Page | 8 WWW.SUPERABRASIVE.COM...

  • Page 10: Fire Safety

    If you smell propane while operating a propane floor care machine, stop the engine and do the following: Pull the throttle to the stop position (if present) or turn the key switch to the off position. Shut off the service valve on the propane cylinder. Page | 9 WWW.SUPERABRASIVE.COM...

  • Page 11: Local Agencies And Regulations

     CARB/EPA The California Air Resource Board (CARB) and Environmental Protection Agency (EPA) also set limits for propane powered engines used outdoors, but CARB/EPA approval does not signify that the engine is safe to use indoors. Page | 10 WWW.SUPERABRASIVE.COM...

  • Page 12: Residual Risks

     Perform general daily inspections of the machine and inspect the machine before each use.  Always inspect the safety devices.  The tool protector must be working.  Mount the security disk when working with “Quickchange” pads. Page | 11 WWW.SUPERABRASIVE.COM...

  • Page 13: Operating The Machine

     Always wear ear protectors when working with the machine.  All personnel in the immediate work area must wear safety glasses with side shields.  Always wear safety gloves when changing the tools.  Always wear clothes suitable for the work environment. Page | 12 WWW.SUPERABRASIVE.COM...

  • Page 14: Testing

     The operator is expected to operate his equipment safely and responsibly. He is responsible for the proper handling and storage of propane cylinders, identifying potential hazards associated with his job and avoiding these hazards at all times. Page | 13 WWW.SUPERABRASIVE.COM...

  • Page 15: Propane Cylinders

    Propane changes into a gas, is -44 F (-42 C). Exposing unprotected skin to propane gas or liquid could result in frostbite injury. Page | 14 WWW.SUPERABRASIVE.COM...

  • Page 16: Storage Cylinders

    Because this remaining fuel is flammable, an empty cylinder should be treated with the same careful procedures as one that is filled to the 80% level with liquid propane. The Page | 15 WWW.SUPERABRASIVE.COM...

  • Page 17: Machine Design

     The machine’s power source is the engine mounted on the top of the grinding head.  There are three “QUICKCHANGE” tool holders on the bottom of the grinding head. They provide fast and secure mount and dismount of our “QUICKCHANGE” tools. Page | 16 WWW.SUPERABRASIVE.COM...
  • Page 18 THROTTLE LEVER WATER MANAGEMENT WHEEL CONTROL BOARD PROPANE TANK STRAP PROPANE TANK STATIC LIGHT VACUUM HOSE PORT HANDLE FINE ADJUSTMENT CONTROLLER THROTTLE CONTROLLER CLUTCH SWITCH USB CHARGER LIGHTS ON/OFF EMG STOP BUTTON ON/OFF SWITCH HANDLE ROUGH ADJUSTMENT Page | 17 WWW.SUPERABRASIVE.COM...

  • Page 19: Technical Data

    Vacuum hose port CAMLOCK E250 CAMLOCK E250 CAMLOCK E300 CAMLOCK E300 Recommended dust extractor V25E/GE or V25E/GE or V32E/GE V32E/GE bigger bigger Machine LxWxH, mm/in 2140x722x1158 2140x722x1158 2184x818x1158 2184x818x1158 84’’x28.5’’x46’’ 84’’x28.5’’x46’’ 86”x32”x46” 86”x32”x46” Packing create LxWxH, mm/in Page | 18 WWW.SUPERABRASIVE.COM...

  • Page 20: Vibrations

    The data on the label provides correct information about the machine:  Engine power;  Weight;  Year of production;  Serial number; 3.6. CUSTOMER SERVICE For customer assistance and technical support call your local distributor or call Superbarasive 1-800-987-8403 visit website www.superabrasive.com. Page | 19 WWW.SUPERABRASIVE.COM...

  • Page 21: Transportation And Storage

    To lift the machine, make sure that weights backwards position in order to keep the machine imbalanced. In order to avoid damage, make sure that the protective cover of the grinding head is locked in the transport position (6.1). Page | 20 WWW.SUPERABRASIVE.COM...

  • Page 22: Support Wheel

    5. SUPERABRASIVE LPG CONTROLLER The Superabrasive (SA) LPG controller is a high-performance, digital fuel control system featuring closed loop feedback, fuel lock-off capability, emissions safety warnings with shutdown and LCD screen for user interface. The system is highly responsive to changes in engine load, providing the optimum air to fuel ratio regardless of operating conditions.

  • Page 23: System Components

    For LED color coding, read the CO shut-off module specification. 5.2.4. DUAL HOUR METERS The SA LPG controller has two hour meters, one for the engine and the other for the equipment. The engine hours are resettable, which should only be done if the Page | 22 WWW.SUPERABRASIVE.COM...

  • Page 24: Battery Voltmeter

    To reset a particular service alert, simply press the “Enter” button. The intervals will start to blink then press and hold the “+” and the “Enter” buttons for a couple of seconds. The interval should be reset. Page | 23 WWW.SUPERABRASIVE.COM...

  • Page 25: Main Menu Navigation And Use

    The SA LPG controller will alert you when service is due. To reset the service interval see text above – service alerts. The controller will indicate high levels of Carbon Monoxide. For LED color codes, see CO shut-off module specifications. Page | 24 WWW.SUPERABRASIVE.COM...
  • Page 26  Do not drop or cause an impact to the device.  Do not bend or twist the device and/or wire harness excessively.  Do not disassemble, modify or repair your device. This product contains no user serviceable parts. Page | 25 WWW.SUPERABRASIVE.COM...

  • Page 27: Electronics Module Of Digital Fuel Control System

    If there is “L” in the corresponding button, then you have to hold it for couple of seconds. To reset a service interval, press and hold the “+” and “Enter” buttons for couple of seconds. Page | 26 WWW.SUPERABRASIVE.COM...

  • Page 28: Operating The Machine

    Fault, Yellow LED flash every 5 seconds, shutdown engine and buzzer beeps every 60 seconds. Although the machine has a built in sensor, we recommend that the operator always wears a carbon monoxide indicator badge as an extra precaution. Page | 27 WWW.SUPERABRASIVE.COM...

  • Page 29: Protective Cover

    They provide fast and stable handle adjustment. Both mechanism work as the lever is pulled towards the operator to unlock and after fixing into the desired position the mechanism locks itself back. IMPORTANT! locking mechanisms start making noises or Page | 28 WWW.SUPERABRASIVE.COM...

  • Page 30: Adjusting The Weights

    4. The operator can step on one of the weights in order to tilt the machine easily. IMPORTANT!!! When flipping the machine, the knob must be in rest position. Page | 29 WWW.SUPERABRASIVE.COM...

  • Page 31: Water Feed

    Also a secondary water tap (2) which allows the operator to adjust the water flow level. 6.5. CONTROL BOARD Start/Stop engine switch Engage/Disengage clutch USB port Lights switch EMG stop button Electronic module of DFCS Throttle controller Page | 30 WWW.SUPERABRASIVE.COM...

  • Page 32: Mounting Tools

    (3) in order to unlock and dismount the security plate (2). Install tools into the tool holder’s nests and by following the steps in reversed order lock install the security plate (2) and lock it. Page | 31 WWW.SUPERABRASIVE.COM...

  • Page 33: Starting The Machine

    In case of emergency only press the “Emergency stop button”. When you finish with the machine, store the propane tank outside the building in a secure place away from head or direct sunlight. Page | 32 WWW.SUPERABRASIVE.COM...

  • Page 34: Tools And Accessories

     Security plate (fig. 7.3) – It is used to secure the “Quickchange” tools. A63.00.01 is for 9’’ plates.  Security plate for “Ring tools” A85.00.00 – It is used to ensure the “Ring tools”. Applies only to with 9” plates. Figure 7.4 Page | 33 WWW.SUPERABRASIVE.COM...

  • Page 35: Recommended Tools

    ®  with “Quickchange” attachment – NATO Superabrasive’s NATO resin pucks are a great tool choice for soft and hard concrete polishing applications. Among the thickest diamond pads on the market featuring a thick 12mm layer of resin and diamonds for extra-long life. Wide channels and unique patented design allows for work on a cleaner surface, ensuring a quality polish.
  • Page 36 Offered in 9” and 13”, compatible ® with Lavina grinders and trowels. NOTE: The heads have counter-clockwise / left rotation. Use the blue PCDs and Carbide Scrapers Page | 35 WWW.SUPERABRASIVE.COM...

  • Page 37: Maintanance And Inspectation

    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, vacuum hoses, water tank and the propane installation. Page | 36 WWW.SUPERABRASIVE.COM...

  • Page 38: Check Daily

    22-25Nm or 16- 18ft/lbs. It is very important to check the screws (2) that fix the “Quickchange” holder to the safety part, so that the holder will not fly away if the buffers are damaged. Page | 37 WWW.SUPERABRASIVE.COM...

  • Page 39: Engine Maintenace

    1.6 U.S. qt (1.5 liters) Oil capacity without oil 1.8 U.S. qt (1.7 liters) filter Max power 19 hp (14.2 kW) at 3600 rpm Max torque 32.5 ft-lbs (44 Nm) at 2200 rpm Recommended oil 10W-40 SJ or SL class Page | 38 WWW.SUPERABRASIVE.COM...
  • Page 40 ® LAVINA SERIES 7 VERSION 1 YEAR 2023 Page | 39 WWW.SUPERABRASIVE.COM...
  • Page 41 ® LAVINA SERIES 7 VERSION 1 YEAR 2023 Page | 40 WWW.SUPERABRASIVE.COM...
  • Page 42 ® LAVINA SERIES 7 VERSION 1 YEAR 2023 8.5.1.1 ELECTRICAL DIAGRAM Page | 41 WWW.SUPERABRASIVE.COM...

  • Page 43: Kohler Pcv740

    All the information provided is from the engine’s user manual. It can be found at www.kohlerpower.com Displacement 747cc (45 cu. In.) Oil capacity 1.9 U.S. qt (2 liters) Power 24 hp (17 kW) Gross torque 37.3 ft-lbs (50.6 Nm) Recommended oil KOHLER PRO 10W-50 Page | 42 WWW.SUPERABRASIVE.COM...
  • Page 44 ® LAVINA SERIES 7 VERSION 1 YEAR 2023 Page | 43 WWW.SUPERABRASIVE.COM...
  • Page 45 ® LAVINA SERIES 7 VERSION 1 YEAR 2023 Page | 44 WWW.SUPERABRASIVE.COM...
  • Page 46 ® LAVINA SERIES 7 VERSION 1 YEAR 2023 8.5.2.1 ELECTRICAL DIAGRAM Page | 45 WWW.SUPERABRASIVE.COM...

  • Page 47: Quick Engine Troubleshooting Guide

    Replace Felt-Ring and V‐rings Check belts and bearings * Return machine to authorized service center for overall checkup of the Engine. For Propane safety, have the machine serviced by a Certified Technician, including emission check. Page | 46 WWW.SUPERABRASIVE.COM...

  • Page 48: Troubleshooting

    The positive post is the one with the RED cable attached to it. Follow the instructions that came with the battery charger. REMINDER: this will continue to happen unless your engine is run for sufficient time between starts to recharge the battery. Page | 47 WWW.SUPERABRASIVE.COM...

  • Page 49: Separating The Carriage From The Grinding Head

    ® LAVINA SERIES 7 VERSION 1 YEAR 2023 9.2. SEPARATING THE CARRIAGE FROM THE GRINDING HEAD Page | 48 WWW.SUPERABRASIVE.COM...
  • Page 50  Disconnect the harness of the engine and the clutch.  Last step to do is to unscrew both plastic holders based on both sides of the grinding heads (6) and the carriage can be separated from the grinding head. Page | 49 WWW.SUPERABRASIVE.COM...

  • Page 51: Engine Drive

     Unscrew the four nuts which are holding the engine’s base plate (pos. 3).  Loosen the nut (pos. 2) and tighten the nut (pos. 3), in order to pull the engine and loosen the existing belt. Page | 50 WWW.SUPERABRASIVE.COM...
  • Page 52 Unscrew the nut until the “STOP SCREW” touches the plate in front of it. The “STOP SCREW” is preliminary fixed by Superabrasive, granting the required tensioning of the belt. NEVER MANIPULATE THE STOP SCREW! The belt can be also tensioned by using frequency tension tester (Optibelt 3 TT).

  • Page 53: Changing The Central Pulley Or The Clutch

    ® LAVINA SERIES 7 VERSION 1 YEAR 2023 9.3.2. CHANGING THE CENTRAL PULLEY OR THE CLUTCH TORQUE TAP Page | 52 WWW.SUPERABRASIVE.COM...
  • Page 54 To replace the central pulley: Unscrew the bolt (pos. 16). Remove the washer (pos. 17). Dismount the central pulley (pos. 18) and replace it. Note: Always check the condition of the V-ring (pos. 19) and replace if necessary. Page | 53 WWW.SUPERABRASIVE.COM...

  • Page 55: Replacing The Main Timing Belt

    REPLACING THE MAIN TIMING BELT To replace the main belt, set the machine into “tool change” position. Dismount the tool holders (1) and remove the protective cover (2) (Check point 6.1. PROTECTIVE COVER). Once done follow the steps bellow. Page | 54 WWW.SUPERABRASIVE.COM...
  • Page 56 ® LAVINA SERIES 7 VERSION 1 YEAR 2023 Page | 55 WWW.SUPERABRASIVE.COM...
  • Page 57 M12. Their purpose is to screw 3 bolts M12x30 or longer at the same time in order to separate the bottom cover form the top one and open the grinding head. Page | 56 WWW.SUPERABRASIVE.COM...
  • Page 58  After the new belt is mounted, reinstall the bottom cover carefully by following the steps in reverse order. The belt must be loose when mounting the bottom cover! Page | 57 WWW.SUPERABRASIVE.COM...
  • Page 59 3 TT). Tension must be 105-113 Hz. IMPORTANT!!! When the main timing belt is replaced, the planetary drive must be synchronized. IMPORTANT!!! NEVER “OVER” TENSION THE BELT, THE BELT WILL BE DESTROYED AND IT WILL NEVER RECOVER ITS ORIGINAL TENSION Page | 58 WWW.SUPERABRASIVE.COM...

  • Page 60: Accessing The Planetary Drive

    ® LAVINA SERIES 7 VERSION 1 YEAR 2023 9.4.1. ACCESSING THE PLANETARY DRIVE Page | 59 WWW.SUPERABRASIVE.COM...
  • Page 61  Unscrew the bolts (4) and (5). IMPORTANT!!! Before unscrewing the bolts, make sure the weights are in position 1. (check point 6.3 ADJUSTING THE WEIGHTS).  Unscrew I remove the protective cover (6). Page | 60 WWW.SUPERABRASIVE.COM...

  • Page 62: Sinchronizing The Planetary Drive

    ® LAVINA SERIES 7 VERSION 1 YEAR 2023 9.4.2. SINCHRONIZING THE PLANETARY DRIVE Page | 61 WWW.SUPERABRASIVE.COM...
  • Page 63 IMPORTANT!!! When synchronizing a side chain pulley with the tool, always follow the order – first tight the three side bolts and then tight the Page | 62 WWW.SUPERABRASIVE.COM...
  • Page 64 NOTE!!! If changing some of the side planetary chain pulley or the main planetary chain sprocket need to be replaced, a synchronization is needed. IMPORTANT!!! When attaching the carriage to the head, rotate the central pulley (7) carefully in order to fit the ROTEX clutch (9). Page | 63 WWW.SUPERABRASIVE.COM...

  • Page 65: Toolholders

     Unscrew and remove the adaptor (7) and the outer cover (5).  Replace the V-ring or the felt ring and assemble in reversed order. NOTE! The flanges pos. 1 are glued with silicone to the grinding head’s body. Page | 64 WWW.SUPERABRASIVE.COM...

  • Page 66: Replacing The Buffers And The Elastic Element

    VERSION 1 YEAR 2023 9.5.2. REPLACING THE BUFFERS AND THE ELASTIC ELEMENT Figure 9.4.2.1 Figure 9.4.2.2 Figure 9.4.2.3 Figure 9.4.2.6 Figure 9.4.2.4 Figure 9.4.2.5 Figure 9.4.2.7 Figure 9.4.2.8 Figure 9.4.2.9 Figure 9.4.2.10 Figure 9.4.2.11 Figure 9.4.2.12 Page | 65 WWW.SUPERABRASIVE.COM...
  • Page 67 You can change the butterfly of the holder without dismounting the holder of the machine. Fig. 9.4.2.13 is 3-d section view of the holder, showing its parts. The numbering is the same as in Spare parts Page | 66 WWW.SUPERABRASIVE.COM...

  • Page 68: Replacing The Pulley Units

    IMPORTANT!!! When replacing a pulley unit, the planetary chain must be dismounted. After a pulley unit is replaced, the planetary side chain pulley which is mounted to the same (changed) pulley unit, must be synchronized by using the tool provided. SIDE CHAIN PULLEY Page | 67 WWW.SUPERABRASIVE.COM...

  • Page 69: Battery

    Replace the battery with new one and do the steps in reversed order. To charge the battery, it can either be accessed and charged by following the previous steps or it can be also charged by using the red connector. Page | 68 WWW.SUPERABRASIVE.COM...

  • Page 70: Emmision Control Warranty Statement

    Superabrasive Inc. recommends that you retain all receipts covering maintenance of your SORE engine, but Superabrasive Inc. cannot deny warranty solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance.

  • Page 71: General Emissions Warranty Coverage

    Designed, built and equipped so as to conform with all applicable regulations; and Free from defects in materials and workmanship that cause the failure of a warranted part to be identical in all material respects to that part as described in Superabrasive Inc. application for certification.

  • Page 72: Warranted Parts

    The use of any non-exempted add-on or modified parts by the ultimate purchaser will be grounds for disallowing a warranty claims. Superabrasive Inc. will not be liable to warrant failures of warranted parts caused by the use of a non-exempted add-on or modified part.
  • Page 73 ® LAVINA SERIES 7 VERSION 1 YEAR 2023 (4)Intake system including pre-filter (5)Exhaust manifold Page | 72 WWW.SUPERABRASIVE.COM...

This manual is also suitable for:

Lavina l25gs7Lavina l25gks7Lavina l30gs7Lavina l30gks7Lavina s7 series

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