LAVINA® 20-S-E User Manual
Contents
1. 5 LAVINA 20 S E TOP COVER PARTS 3 Description Pen M5X16DIN84A L25SPS 04 01 00 00 L20 S E L20 S E L20 S E L20 S E L20 S E L20 S E L20 S E L20 S E L20 S E M5DIN934 M12DIN985 L20S 19 00 01 L25GS 19 10 00 L25GS 19 20 00 Water Fitting 7 Model No MemNo 120 8 E 1 MEXIGDINB A L20 9 E 2 L258PS 04 01 00 00 120 8 E 4 M5DIN127B 120 8 E 3 MSDINI26A 1208 5 MSDINOS4 L209 E 6 _ MI2DINO85 120 8 E 7 L208 19 00 01 120 8 E 8 12669491000 120 8 E 9 12569492000 25 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 messo ce gt T 6 LAVINA 20 S E BOTTOM COVER PARTS 1 RL ALE LOL A EE L20 S E 6 L20NS 14 00 05 Sealer Inspection Cover L20 S E L20NS 14 00 04 Inspection Cover L20 S E 8 A31 00 00 Tool Holder A31 L20 S E 110X90X8 5 Felt Ring L20 S E A34 00 01 Adaptor L20 S E TWVA00800 V Ring Type A Model No ttemNo Desorpion Pos 26 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 8 LAVINA 20 S E BOTTOM COVER PARTS 2 Model No NemNo Desdplon Pee L20 S E M12DIN127B Spring Washer L20 S E S204 Electro Motor 5 D4X2X650 L20 S E L20S 15 01 00 Base Plate L20 S E 9 M5DIN7980 Spring Washer L20 S E L20S 15 00 21 Planetary Pulley L20 S E TWVA01200 V Ring Type A L20 S E 1725PK9 Endless Transmission V2. 11 Planetary Drive Exploded View fig 7 6 11 Bottom Cover Exploded View 2 fig 7 7 11 Pulley Units Exploded View fig 7 8 11 Carriage Exploded View fig 7 9 eeu 11 Tool Holder Exploded View fig 7 10 11 8 MAINTENANCE AND INSPECTION eee ee eene 12 ChE AMIR es suse T M 12 Check Dalle 12 Check and replace after the first 15 Working Hours 12 Check Every 200 Working Hours e eere eere eee enne 12 Check Every 400 Working Hours eere eene eee eene 12 MACUUM m 12 Water LOANS wok 12 Mechanical Parts s w ca Y YY YY Y NOG 12 Electrical Systeim ian 12 Lavina 20 S E Electrical schemes with Yaskawa Inverter 13 Lavina 20 S E Electrical schemes eee eeee eee 13 Yaskawa Connection Main Circuit Terminals 13 Index of Problems and Solutions eere 14 9 1 Replacing Power Cord and Plugs e 14 9 2 Dismounting And Mounting Tool Holder To Change Buffers And Spiders Changing V Rings And Felt Rings eeeeeee eere
3. LAVINA amp 20 S E User Manual Lal LI f p A AB T 1 i re 4 i Was 7 Vu bii al PED 5 Nam WN R i Er z LI A i FON L3 a z 4 Ch SUPERABRASIVE CE www superabrasive com factoryQsuperabrasive com Superabrasive User Manual 1 GENERAL INFORMATION eee eee eene nennen nennen nnne n nnns Manufacturer ec p General Description Ge GN CN YN ices Machine characteristics Main design Rm Environmental Conditions eee e esee eee eene e eene Electrical Connection i e e pen uen naro XY HER Ken pare EY HAN UR a EN A AO VACUUM CONNECTION ecce eene e nennen nennen enn ra ener hne she nnus TECHNICAL DATA ico eite roce id R CE Certification ce cave o MARY NO FRE EN EO QR ER CR EUR E EO IE cadens VIBRATIONS ile SONOROUS EMISSIONS 1 eee eee e eene ee eene nennen een n ense nnus LABEL DATA iioc ERG REC CR ORC CURRERE RR RARE ET CUSTOMER SERVICE libia 2 SAFETY INSTRUCTIONS vis oi dr eo Een X eH eS Fe xa EFE EN CH ek AO err Recommended Use ii RERK SR REF RN ERN R OK S anakan Prohibited Use GN CHER DDN DE Preparation for Work ooo oo eee eee ee eene eene enne Protection Devices i GA GG AO GE NN NUN ND NR UND nn Arrest FUNCIONS wa ier to i ee OPE e E eh YN CREE VERO ida Safe Use sima Residual RISKS cnr Y GA Before You BEGIN ecce
4. for maintaining floors Use only Superabrasive s recommended tools see www superabrasive com 9 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 7 EXPLODED VIEW GENERAL EXPLODED VIEW FIG 7 1 MAIN HEAD EXPLODED VIEW FIG 7 2 TOP COVER EXPLODED VIEW 1 FIG 7 3 TOP COVER EXPLODED VIEW 2 FIG 7 4 Figure 7 2 Figure 7 4 Figure 7 3 10 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 BOTTOM COVER EXPLODED VIEW 1 FIG 7 5 PLANETARY DRIVE EXPLODED VIEW FIG 7 6 BOTTOM COVER EXPLODED VIEW 2 FIG 7 7 PULLEY UNITS EXPLODED VIEW FIG 7 8 CARRIAGE EXPLODED VIEW FIG 7 9 U i TOOL HOLDER EXPLODED VIEW FIG 7 10 gt T Figure 7 8 Figure 7 10 Figure 7 9 11 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 8 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 CHECK DAILY After operating the Lavina S E machine the operator should conduct a visual inspection of the machine Any defect should be solved immediately Pay attention to power cords plugs and vacuum hoses loose bolt or screws Tool holders Buffers and spiders are consumables and must be visually checked daily and replaced if
5. 02 00 00 01 Top Bracket L20 S E E A29 20 00 Water Flow Control Unit L20 S E L20NS 30 30 00 Lamp Unit Incl Cable L20 S E M10X16DIN7991 L20 S E A58165 Swivel Bolt 2 25 2 L25SPS L20 S E 11 L20SPS 02 00 00 19 Cap L20 S E 02 00 00 18 01 Nut L20SPS L20 S E A29 20 01 01 Flow Unit Base L20 S E A58194 Swivel Bolt L20 S E M5X20DIN933 L20 S E L208 30 00 00 Control Box L20 S 29 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 13 Lavina 20 S E Control Box Parts 200 240 Volt 3 2 29 28 27 26 25 j x A 30 18 19 Q0 21 22 21 23 24 17 2 13 LAVINA 20 S E CONTROL BOX PARTS 200 240 VOLT oee No hemNo Description Pes No temNo Description Pos Gose 6 1205304100 1 19 imwS301004 Potentiometer 1 2 20 UNS304005_ ResetButon 1 ose 8 UONS301102 Gose 9 1208 04103 z 23 1200804006 OnButn 1 z z z KM 2 4 2 2 2 30 10 4 30 10 5 30 10 S L20NS lt 01012 Green LED Power 14 7 30 10 8 30 10 9 30 10 30 4 4 1 1 1 30
6. 14 9 3 Tensioning and replace the planetary belt 15 9 4 Tensioning used planetary Belt 15 9 5 Mounting and tensioning a new planetary belt 15 9 6 Replacing Pulley Units eee eee eere eene eene 16 9 7 Mounting the bell 18 9 8 Checking the tension of the belt 19 9 9 Motor COlInectilOT cs iic aa deoa NEDD NFED 19 9 10 Fault diagnosis Inverter YASKAWA V1000 20 Warranty Policy for the Lavina S E machine 23 Return Policy for Lavina S E machines ee 23 ASSEMBLY AND PARTS SPECIFICATIONS eere eere 24 1 LAVINA 20 S E General Parts eeee eee eee eene enn 24 2 LAVINA 20 S E Top cover parts 1 eere eene eene 24 3 LAVINA 20 S E Guard parts eene eene ee eene nennen 24 2 LAVINA 20 S TOP COVER PARTS 1 eee eene ee eene nnne 24 4 LAVINA 20 S E top cover Parts 2 ecce eee eene eene nnne 25 5 LAVINA 20 S E top cover Parts 3 eee eee ee eene eene 25 6 LAVINA 20 S E bottom cover Parts 1 26 7 LAVINA 20 S E Planetary drive Parts 26 8 LAVINA 20 S E bottom cover Parts
7. 2 27 9 LAVINA 20 S E Pulley Unit Parts 2 27 10 LAVINA 20 S E Tool holder Parts A31 28 11 LAVINA 20 S E Water Supply Parts 28 13 LAVINA 20 S E Control Box Parts 200 240 Volt 30 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 1 GENERAL INFORMATION This owner s manual is intended for the operator of the Lavina S E machine the servicing technician as well as for anyone involved with operating or servicing the machine We recommend that you read the instructions very carefully and follow them strictly The manual includes information about assembling using handling adjusting and maintaining your Lavina S E floor grinding and polishing machine MANUFACTURER 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 GENERAL DESCRIPTION The Lavina S E machine is intended for grinding polishing and buffing concrete marble granite limestone and terrazzo surfaces with diamond tools The Lavina S E machine is a three disc machine which can be
8. 200 WORKING HOURS Every 200 working hours the operator should inspect all parts of the machine carefully Most importantly inspect and clean the tool plate connections power cord and plugs vacuum hoses and water tank and filter Also check the water flow of the pump Check the guard assembly Make certain the wheels are clean and rotate properly Inspect the control buttons If there are defective control parts they should be replaced immediately Replace worn vacuum and water hoses Check the tension of the belt and to tighten if necessary For the correct tension see TROUBLESHOOTING Dismount the tool holders See Troubleshooting replace all parts Spider buffers sealer caps O rings with the slightest damage or consume Open the inspection cover on the motor base to check of the planetary driving belt by moving the main head the belt should not slip on the planetary pulley and drive the pulleys CHECK EVERY 400 WORKING HOURS Besides the checks of 200 working hours replace sealer and V rings like described in chapter TROUBLESHOOTING REPLACING BELT AND PULLEY UNITS Check if belts and bearings are in good condition change if needed VACUUM As stated previously frequently check hoses and other parts for clogging WATER LEAKS Replace any leaking parts immediately as the water could damage your machine MECHANICAL PARTS Parts such as the belts seal rings cap rings spiders and buffers and guard assembly are subject to wear
9. Belt L20 S E L25SPS 00 00 00 23 Compensating Ring L20 S E B65DIN471 Retaining Ring L20 S E L20NS 00 00 08 Central Pulley L20 S E L25SPS 00 00 00 15 Front Washer L20 S E M6X16DIN7991 9 LAVINA 20 S E PULLEY UNIT PARTS 2 No memNo Description L20 S E L20NS 16 00 00 Driving Pulley Unit L20 S E 6013 Roller Assembly L20 S E L25SPS 00 00 00 34 Distance Ring L20 S E A10013943 Retaining Ring L20 S E 6 L20P 01 05 00 00 Roller Unit Assembly L20 S E L20NS 10 00 14 Axle Bushing L20 S E 8 _ M10DIN127B Spring Washer L20 S E L20NS 11 00 00 Pulley Unit Assembly L20 S E B10DIN471 Retaining Ring L20 S E M8DIN127B Spring Washer L20 S E L20NS 12 00 00 Tensioning Support 27 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 10 LAVINA 20 S E TOOL HOLDER PARTS A31 Model No WemNo Description Pos L20 S E A31 10 00 Quick Change Assembly 1 L20 S E 4 A25 00 05 02 Spider lose e A00 Bar 6_ 11 LAVINA 20 S E WATER SUPPLY PARTS Model No HemNo Description Pes 28 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 25 25 25 26 27 28 12 LAVINA 20 S E CARRIAGE PARTS Model No MemNo Description __ Pes Model No ItemNo Description Pos Washer Nut Guard L20 S E 6 M8X25DIN912 Sorew 4 wose 20 Tsai KnobBot L20 S E M20X1 5DIN439B Nt 1 L20 S E 8 _ M5X12DIN6921 L20 S E L25P
10. SEE RYWUN CHRYN Operating Machine ian After Work iscompleted session Eis The Work Area co wio OCS Ai Personal Protective Equipment PPE eee Operatol de 3 HANDLING AND TRANSPORTATION eee eere eene nnn PREPARING THE MACHINE FOR TRANSPORTATION xni 4 OPERATION echa oa eil lt GR REN A Hv XY I ONCE EA RR ER EUR Preliminary Controls Water Flow Control Unit svverrrrrerere eee eee eee eene nennen neun Adjusting and Mounting Tools eeeeee eren eere nnn The Control Board aula 5 TOOLS AND ACCESSORIES ee eene eee eene eene eene nnne n nnne Meme E Tool holder key NETT Foam PIate eo x XH XR FREE Y WY GA Ny Fn Security plate for Quickchange pads 6 POPULAR TOOLS zycia YY YS kara repa Ye Leer era va YY rea bwyn Original Language Lavina 20 S E 5 2013 7e EXPLODED VIEW cca YO E M EVA ERI E VY E VY EY YR Y VEO anah 10 General Exploded View fig 7 1 eee 10 Main Head Exploded View fig 7 2 anane 10 Top Cover Exploded View 1 fig 7 3 10 Top Cover Exploded View 2 fig 7 4 10 Bottom Cover Exploded View 1 fig 7 5
11. and is driving the three heads with a belt system The planetary head is driven by a second flat belt ENVIRONMENTAL CONDITIONS The temperature range for operating the Lavina S E machine outdoors is between 41 F and 86 F or 5 C and 30 C Never use the Lavina S E machine during rain or snow when working outdoors When working indoors always operate the machine in well ventilated areas ELECTRICAL CONNECTION The voltage Volt and power Ampere are displayed on a label on the electrical control box to avoid any incorrect connection Refer to these before connecting the power To avoid electrical shocks make sure the ground power supply is functioning properly Figure 1 3 Superabrasive User Manual VACUUM CONNECTION Original Language Lavina 20 S E 5 2013 A connection for a vacuum dust extractor is located on the carriage The Lavina S E machine does not include a vacuum dust extractor The customer must purchase the vacuum dust extractor separately The hose of the vacuum extractor must be 0 50 8 mm and can be glided over the pipe The vacuum dust extractor must be adapted for floor grinders and have a minimum air displacement of 320m3 h with a negative vacuum of 21 kPa TECHNICAL DATA Lavina9 20 S E Voltage Hz 1 ph x 200 240V 50 60Hz CE CERTIFICATION The Lavina S E machine is designed to operate Amperage Max 14 Amps correctly in an electromagnetic atmosphere of Power 3 kW 4 HP industrial type an
12. needed See flanges or discs are mounted locked well in place The key lock holders butterflies should be also checked Check the rubber buffers and fixing of the holders The flange holding the buffers Fig 8 1 1 hasto be firmly fixed to the unit A gap seen there means that there are loose screws EE i fixing the holder The screws has to be tightened immediately for safety operation b Working with loose screws on the holder could also cause bad damages on the machine Tightening force of the screws has to be 25 30N m 18 22 ft lbs It is very important to check regularly the screws Fig 8 1 2 that fix the Quickchange holder to the safety part so that holder will not fly away if the buffers got damaged Quickchange should be clean The tension of the planetary belt can be daily checked by moving the main head and feeling the resistance of the moving pulleys if the belt slips tension immediately like described in the chapter Troubleshooting Figure 8 1 CHECK AND REPLACE AFTER THE FIRST 15 WORKING HOURS Check the belt tension after 15 hours working with the machine The bottom cover has a control cover Fig 8 2 that allows fast and easy control and correction of the belt It is recommended to check the tension of the belt after the first 15 hours and to tighten if necessary For the correct tension see TROUBLESHOOTING mounting the belt Every time you open the control cover mount back all the screws CHECK EVERY
13. used dry as well as wet For best results use only tools manufactured or recommended by Superabrasive and its distributors Additionally the machine could be used for grinding wood floor surfaces A WARNING The Lavina S E machine is manufactured and fitted for the above mentioned applications only Every other use may possess risks to the persons involved MACHINE CHARACTERISTICS The Lavina S E machine is made of two main component sections MAIN DESIGN The two main component sections the carriage and main head The handle Fig 1 2 on the frame is adjustable in height and allows the operator to work in a correct and safe working posture The halogen spotlight Fig 1 2 enables the operator to work in darker areas A WARNING Existing lighting system does not replace adequate overhead Fiaure 1 1 lighting The frame The controls are positioned on top of the electrical box fig 1 3 The electrical box fig 1 3 contains the electric switching devices and the inverter The main feeding cable is connected with a plug and socket on top The motor feeding cable is plugged in the socket located on the bottom of the box The tank is on the opposite side of the frame so that the weight of the water has no influence on the operation of the machine The frame weight on the other hand is fully absorbed by the driving wheels An electric pump sprays the water through a front sprayer or internal The motor is mounted on the base plate
14. 2013 F oH 247 d Disconnect for Simple V f with T PF22 CPF22 AD Conversion Error 7 LPFOS UL 5 Excessive Speed Deviation for Simple Vf with PG r c l 5 EFlto External Fault input terminal 51 to 4 gt p o5 oS Overspeed PF Input Phase Loss 2 FF Note If faults CPF11 through CPF19 occur the LED operator will display C PF GG or LPF ii M Minor Faults and Alarms When a minor fault or alarm occurs the ALM LED flashes and the text display shows an alarm code A fault has occurred 1f the text remains lit and does not flash Refer to Alarm Detection on page 253 An overvoltage situation for example can trigger both faults and minor faults It is therefore important to note whether the LEDs remain lit or if the LEDs flash Table 6 5 Minor Fault and Alarm Displays mr mm OaO O A 253 Li CALL Serial Communication Transmission Error 1E CE MEMOBUS Modbus Communication Error SEM 253 Excessive Speed Deviation for Simple V f with PG 254 tf EF RunCommandlputkmrr YES O 254 EF1 to EF7 Extemal Fault input terminal S1 to 7 2 Fel Fo PID Feedback Loss xL m m 5 um CL Zi Fra Pry i Fi r Hobb _ Hbb Safe Disable Signal Input HbbF Safe Disable Signal Input 25 MEMOBUS Modbus Test Mode Fault YES Mechanical Weakening Detection 1 Ut5 UL Mechanical Weakening D
15. 9 7 7 in order to achieve the right position and then tighten the nut in the center of the tensioner Fig 9 7 6 Fast up the belt taking care of the tensioning Fig 9 7 7 It is recommended that the tensioning of the belt be measured with Optikrik II Device Measuring range 500 1400 N Fig 9 7 8 For a new belt the tensioning force is 650N and the fastening forceis 520 N ATTENTION NEVER OVER TENSION THE BELT THE BELT WILL BE DAMAGED AND IT WILL NEVER RECOVER ITS ORIGINAL TENSION Tighten the two nuts on the sectors and contra nut on the tensioner Fig 9 7 10 Put the seal ring on the bottom cover and close the machine Fig 9 7 11 Reassemble in the same manner Your Lavina S E machine is now ready for use 18 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 9 8 CHECKING THE TENSION OF THE BELT ys Figure 9 8 1 Figure 9 8 2 Figure 9 8 3 Figure 9 8 4 Open the checking cover to reach the belt and tension device Fig 9 8 1 While tensioning check regularly tension It is recommended that the tensioning of the belt be measured with Optikrik II Device Measuring range 500 1400 N Fig 9 8 2 Fastening force is 520 N ATTENTION NEVER OVER TENSION THE BELT THE BELT WILL BE DESTROYED AND IT WILL NEVER RECOVER ITS ORIGINAL TENSION Loose the contra nuts Fig 9 8 3 loose light the two nuts of the tension device Fig 9 8 4 and adjust the tension with the nut seen in When the right ten
16. and should be replaced as needed ELECTRICAL SYSTEM Dust should not enter the control box as it will destroy the contacts Remove blow out any dust present 12 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 LAVINA 20 S E ELECTRICAL SCHEMES WITH YASKAWA INVERTER 200 240 Volt V1000 CIMR VUA0018FAA blue 2 4 CIRCUIT BREAKER 63 2P 20A 1 3 E Plug L1 L2 L1 l Socket EL 4 H s L1 LAN be AC 1PH 200 240V 50 60Hz LAVINA 20 S E ELECTRICAL SCHEMES Figure 8 4 YASKAWA CONNECTION MAIN CIRCUIT TERMINALS EMERGENCY CIMR VUADOHBFAA STOP ON 4 _3 white grey o n E m G A yellow brown CIRCUIT BREAKER 63A P 4A white yellow violet blua pink white red blue green white orange COLINTER r p m grey brown The motor is connected in Delta triangle 230 Volt 0 reminder for the wire connection of Figure 8 5 the motor Figure 8 7 13 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 9 TROUBLESHOOTING INDEX OF PROBLEMS AND SOLUTIONS 9 1 REPLACING POWER CORD AND PLUGS When replacing the power cord or plugs always use cords and plugs with specifications as the original ones Never use lower quality or different type cord and plugs In addition take into consideration is the distance of the appliance from the electrical source The greater the distance the greater th
17. bond material left Be sure that the plates are always clean before mounting Fig 4 3 WARNING Secure always the Quickchange pads with the security plate Fig 4 3 lock with the tool holder key Fig 5 4 Diamond tools with Velcro are attached on three foam plates of 9 inch The foam plates are mounted on the key lock butterfly Always use the tool holder key Fig 5 4 THE CONTROL BOARD 1 Power cable plug 2 Digital RPM indicator Indicates the revolution per minute of the grinding plates not the revolution per minute of the entire unit Lamp cable gland 4 Inverter alarm led Lights blue when the inverter goes into alarm mode 5 Water pump switch Lights orange when the water pump is working 6 Power led lights green when the power is on 7 Forward Reverse switch choose forward for clockwise rotation of the grinding plates or reverse Figure 4 6 for anti clockwise rotation of the grinding plates 8 Potentiometer changes the RPM of the grinding 8 9 10 11 12 plates from 300 1100 rpm 9 Reset button resets the alarm of the inverter 10 OFF button stops the motor 11 ON button starts the motor 12 Emergency button used in Emergency situations for stopping the motor 1 2 3 4 5 6 7 gt a STARTING THE MACHINE First follow the directions in chapter Safety Devices and Safety Instructions Next pull the emergency stop 12 to ensure that the machine is in working condition Check the potentiometer 8 and ensure that it is set at
18. d is equipped with all the Tool holder rpm 300 1100 rpm mechanical and electrical safety protections in Working width 510 mm 20 conformity with the following European CEE rules Tool diameter QC Plate 3x 225 mm 3x 9 lt and regulations Weight 162 kg 357 lbs ORE M hi i esa Grinding pressure 80 kg 177 Ibs Uu BUD ise ine complies with the Safety Additional weight max 1x 22 kg max 1x 48 Ibs Directive for machines 2006 42 EC the EMC Application wet and dry Directive 2004 108 EC and the Low Voltage Vacuum hose port Yes Directive 2006 95 EC Water tank capacity 201 5 2 gal Also complies with the norms in use BDS EN ISO Water feed with pump peripheral and front 12100 1 BDS EN ISO 12100 2 BDS EN 13862 BDS Cable length 17 4m 57 ft Machine LxWxH Packing LxWxH 1350x540x1100 mm 1150x730x1155 mm 53 1 x21 3 x43 3 45 2 x28 7 x45 5 EN ISO 13857 BDS EN 349 BDS EN ISO 13850 BDS EN 13732 1 BDS EN 953 BDS EN ISO 13849 1 BDS EN 1037 BDS EN 1837 BDS EN ISO 11201 BDS EN ISO 3744 2010 BDS EN 1033 2002 BDS EN ISO 14121 1 BDS EN 60204 2 BDS EN 61000 6 4 Test results are a part of the machine s technical information and can be sent upon a special request The machine is delivered with the CE mark exposed and provided with a EC declaration of conformity VIBRATIONS The vibrations of the machine are within the limits of directives and harmonized standards from the European Union when the Lavina S E is operated with the recommend
19. e air Possess risks of fire Feature inclement conditions Possess electromagnetic radiation Superabrasive User Manual PREPARATION FOR WORK A WARNING Make sure that You have closed the work area so that no person unfamiliar with operating the machine can enter the area The tool plate and tools are adjusted to the machine properly There are no missing parts of the machine The machine is in upright working position The protection devices are working properly The electrical cable is free to move and follow the machine easily In order to keep the electrical cable from being damaged no vehicle should cross the zone where electrical cables are situated PROTECTION DEVICES A WARNING The machine is equipped with several protection devices including the following An emergency stop button A protection skirt and a hood for protecting the tool plates These devices protect the operator and or others persons from potential injuries Do not remove them On contrary before using the machine please ensure that all protection devices are mounted and function properly The Security plate avoid the Quickchange pads to loose during work ARREST FUNCTIONS Functions of arresting of the A WARN N G machine are following Button to stop the motor category 1 Emergency button category 1 ZA WARNING SAFE USE The Lavina S E is designed to eliminate all risks correlated with its use However it is not possible to eliminate the
20. e resistance and the less current that will be available at the other end there will be a voltage drop and the inverter will sign alarm mode This also happen if several machines are working on the same line or when the generator is underrated In general our standard power cable can be doubled in length if longer lengths needed you have replace all the cables with cables with bigger gage rated for the length and amperage 9 2 DISMOUNTING AND MOUNTING TOOL HOLDER TO CHANGE BUFFERS AND SPIDERS CHANGING V RINGS AND FELT RINGS Figure 9 2 1 Figure 9 2 4 Figure 9 2 5 Figure 9 2 6 To check or replace the buffers and the spiders the tool holders have to be dismounted Remove the countersunk screws on top of the buffer Fig 9 2 1 Take the disc off Fig 9 2 2 the spider can be removed or replaced Fig 9 2 3 By loosing four Hex cap bolts Fig 9 2 4 the disc comes loose Fig 9 2 5 and the buffers can be replaced Fig 9 2 6 Attention by mounting use always the blue thread locking adhesive except on the bolts to lock the buffers Fig 9 2 5 Use always original bolts Depending on the number 3 4 or 6 of buffers the holder can be more flexible or rigid x 32 y 3 Figure 9 2 7 Figure 9 2 8 Figure 9 2 9 Figure 9 2 10 When the tool holder is dismounted you can change the sealers V Ring and Felt Ring vas Take out Felt Ring Adaptor and V Ring Before mounting check on which side the adaptor is fitting remember the co
21. ed tools and in normal conditions SONOROUS EMISSIONS The sonorous emissions are within the limits of directives and harmonized standards from the European Union when the Lavina S E is operated with the recommended tools and in normal conditions However as previously stated the operator must wear ear protectors LABEL DATA 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 contact your local distributor or contact the producer Superabrasive Ltd or visit us at www superabrasive com where you can download a copy of this manual 2 SAFETY INSTRUCTIONS RECOMMENDED USE A WARNING The Lavina S E machine is designed and manufactured to grind and polish concrete terrazzo and natural stone floors It can be used for renovations as well as for polishing The machine is designed for dry or wet use When using it dry use a vacuum of appropriate size For more information please refer to the chapter on handling the vacuum connection PROHIBITED USE ZA WARNING The machine MUST NOT be used For applications different from the ones stated in the General Description chapter For not suitable materials In environments which Possess risks of explosion Possess high concentration of powders or oil substances in th
22. es to mount the pulley s 1 Figure 9 6 26 Figure 9 6 25 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 Change the two other pulleys as earlier described in the chapter best when the motor base disc is dismount to change the roller units too Unlock the nut on top Fig 9 6 25 The pulleys can be released with two crowbars do not use excessive force Fig 9 6 26 Fig 9 6 27 9 7 MOUNTING THE BELT Figure 9 7 7 Figure 9 7 11 Figure 9 7 9 Figure 9 7 10 l The mounting of the belt is shown on Fig 9 7 11 Putting the belt is possible when the tensioner is in starting position loosen the nuts pos 2 loosen enough the nuts pos 3 or unscrew them unscrew the nut pos 4 and pull out the bush pos 5 from hole D in the tensioner pos 1 that will allow the tensioner to have the position in Fig 9 7 11 put the belt following steps shown on Fig 9 7 2 Fig 9 7 3 and Fig 9 7 4 It is possible also to put the belt on the roller unit assembly as a last step Check if the belt is on the right place in the grooves of each of the pulley units and on the central pulley Put back the tensioner in a position the axle bushing to fit in the tensioner hole Fig 9 7 5 You can push down the bush screwing the nut pos 4 Tighten the nuts pos 2 Fig 9 7 1 on the sectors and unscrew half rev Fig 9 7 5 This will allow the tensioner turn in minimum clearance Fast light the belt Fig
23. etection 2 Z gt O r rc Ig eri GLJHL dWAL DriveWortsEZ Alarm oh LR 05 08 Ovasgeed for Simple ViF with PG LC r LJ r 21 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 Le rr A A a 257 PASS _ MEMOBUS Modbus Test Mode Complete Flo PGo PGDiscennect for Simple V f with PG During Run 5 Motor Switch Command Input ws 08 rn nC RunCommandRest ESB um us eee TOSSE U4 Undertorue2 ES Uv Undervoltage 0 YES 258 M Operation Errors Table 6 6 Operation Error Displays C EO EUN f Data Setting Error Carrier Frequency Setting Error c E FF D LI nr oL PE L IL CG fi 2 cul calca 22 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 10 WARRANTY AND RETURNS WARRANTY POLICY FOR THE LAVINA S E MACHINE Superabrasive Ltd guarantees that the original purchaser of the Lavina S E machine will be covered against defects in material and workmanship for a period of 2 years from the date of delivery or 500 hours of use whichever comes first The following conditions pertain to this warranty e Applies only to the original owner and it is not transferable e Machine must not be dismantled and tampered with in any way e Covered components proven defective will be repaired or replaced at no charge Covered components include motors bearings and switches e This warranty does not apply to an
24. he two loose non driving pulleys can be remove without removing on top the motor base disc and motor Loose the nut on top of the pulley Fig 9 6 4 Carefully pull out the unit with crowbars but do not use excessive force Fig 9 6 5 Fig 9 6 6 Figure 9 6 7 Figure 9 6 8 mea Figure 9 6 9 If all the pulley units have to be replaced dismount motor base disc and motor Before removing the belt unscrew the central pulley so it does not turn while unlocking Fig 9 6 7 Fig 9 6 8 Pull the central pulley off Fig 9 6 9 16 Superabrasive User Manual Original Language 15 Pl XL AGF 2 DE Figure 9 6 22 Figure 9 6 23 Figure 9 6 24 Unlock bolts Fig 9 6 10 and take more off Fig 9 6 11 Unlock retaining shaft bearing Fig 9 6 12 Take away the filling ring Fig 9 6 13 Now the motor base disc is unlocked the only way to dismount it is to press it out on a bearing press Fig 9 6 14 Fig 9 6 15 Dismounting the driving pulley take the top screw out to release the bushing Fig 9 6 16 push the bushing together with the washer up Fig 9 6 17 push washer down of the bushing take bushing out Fig 9 6 18 push key out Fig 9 6 19 now the washer releases Fig 9 6 20 dismount sealer cap Fig 9 6 21 the pulley can be released with two crowbars do not use excessive force Fig 9 6 22 Fig 9 6 23 push the sealer cap to dismount Fig 9 6 24 by mounting back the sealer cap secure with sealant center the hol
25. hine s work environment Only one operator at a time can work with the machine The operator must be properly trained and well instructed prior operating the machine The operator must understand all the instructions in this manual The operator must understand and interpret all the drawings and designs in manual The operator must know all sanitation and safety regulations pertaining to the operation of The operator must have floor grinding experience The operator must know what to do in case of emergency The operator must have an adequate technical knowledge and preparation Superabrasive User Manual Original Language Lavina 20 S E 5 2013 3 HANDLING AND TRANSPORTATION PREPARING THE MACHINE FOR TRANSPORTATION Figure 3 1 Figure 3 2 Figure 3 3 Unplug the motor cable plug from the control box Fig 3 1 and disconnect the water hose from the main head by pulling it out Fig 3 2 Wind the electrical cable on the carriage Release the pin sets Fig 3 3 which attach the head to the carriage Pull out the vacuum hoses and dismount the head from the carriage Fig 3 4 The head of the Lavina S E machine has one bar and a support used as handles intended for easy moving and transportation Fig 3 4 The Lavina S E machine is engineered with easy transportation in mind The ability to dismantle the machine in two parts allows convenient transportation and storage Fig 3 4 Fig 3 5 Figure 3 4 STORAGE Always sto
26. ific fault and the ALM indicator LED remains lit until the fault is reset The fault interrupts drive output and the motor coasts to a E Depending on the setting the drive and motor may stop via different methods than listed fa digital output is programmed for fault output H2 L1L1 E it will close if a fault occurs When the drive detects a fault it will remain inoperable until that fault has been reset Refer to Fault Reset Methods on page 264 When the drive detects an alarm or a minor fault The digital operator displays text that indicates the specific alarm or minor fault and the ALM indicator LED flashes Minor Faults and The motor does not stop Alarms One of the multi function contact outputs closes if set to be tipped by a minor fault H L IL 10 but not by an alarm The digital operator displays text indicating a specific alarm and ALM indicator LED flashes Remove the cause of an alarm or minor fault to automatically reset When parameter settings conflict with one another or do not match hardware settings such as with an option card 1t results in an operation error When the drive detects an operation error Operation Errors The digital operator displays text that indicates the specific error Multi function contact outputs do not operate When the drive detects an operation error it will not operate the motor until the error has been reset Correct the settings that caused the operation error to re
27. n property of the sender and Superabrasive Ltd will not be responsible for these 11 DISPOSAL If your machine after time is not usable or needs to be replaced send the machine back to Superabrasive or a local distributor where a professional disposal complying with the environment laws and directives is guaranteed 12 MANUFACTURER S CONTACTS If you need to contact Superabrasive Ltd with technical support questions below is the contact information Address Superabrasive Ltd Email info superabrasive us Rabotnicheska 2A Tel 359 43164477 BG 6140 Krun Fax 359 431 6 44 66 Bulgaria Website www superabrasive com 23 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 13 SPARE PARTS ASSEMBLY AND PARTS SPECIFICATIONS 1 LAVINA920 S E GENERAL PARTS Model No temNo Description Pos Tose 1208E 200000 Cara 1 MARG 78 2 L20 S E 5 L25SPS 07 03 00 00 Pin Assembly 2 6 L20S 10 00 00 Main Head 1 pose e Towomx Cam 2 mode No emo Description Pes L20 S E L20SPS 03 00 00 00 Machine Support L20 S E L20SPS 05 00 00 00 Guard Assembly Model No temo Desenpuon Pos 24 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 Model No nemNo Description Pos 1 L25SPS 07 00 00 29 Rubber Buffer 3 se e 1208 19 0000 TopCower 1205 s MexiisOmm Screw 4 1205 9 29100001 SprayUnt 1 M10DIN127B Spring Washer 4
28. ng the water tank with water make sure the machine is not working and the main switch is turned off Before turning on the machine make sure that the base is placed on the floor the machine MUST NOT be in an upright position when turned on OPERATING MACHINE A WARN N G When operating the Lavina S E make certain that there is no one but you around the machine Never leave the machine unattended while working The electrical cable must move freely and must be damage free The water hose must move freely and must be damage free Check if the floor you work on is not too uneven If this is the case it may damage the machine AFTER WORK IS COMPLETED AN WARN N G Clean the machine and its surroundings properly Empty and clean the water tank Unplug the machine and wind up the electrical cable Store the machine in a safe place THE WORK AREA ZA WARNING Make certain that people or vehicles do not enter the work area Avoid cables and hoses being in the way Always check the floor for debris N WARNING 5 2013 PERSONAL PROTECTIVE EQUIPMENT PPE Always wear safety shoes when working with 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 AN WARN NG Always wear clothes suitable for the work environment OPERATOR The Lavina S E machine The operator must know the mac
29. ng tool life providing for great long term cost savings The QuickChange pads are produced in four different bonds for super hard hard medium and soft concrete in a variety of grit sizes with either 1 or 2 buttons which allows you to customize the aggressiveness of the cut Calibra grinding discs our popular ceramic bond discs are designed for the removal of difficult scratches and they save you valuable time by eliminating the need for multiple passes with metal tools They can be used wet or dry and are best for hard concrete applications They are with Velcro attachment NATOS polishing discs feature a special resin formula designed for both wet and dry applications and a unique design with wide channels allowing for work on a cleaner surface and ensuring a quality polish Available in 3 and 4 in sizes They are with Velcro attachment V HARR Premium Polishing Pads are designed for mechanically polishing and restoring concrete also ideal for terrazzo and hard stone floors V HARR pads are offered in a wide variety of diameters and grit sizes to accommodate many applications Dry use is strongly recommended Buff isso Shine Pro are high quality diamond impregnated pads for floor maintenance Available in a variety of 800 sizes they are designed for use under swing machines and burnishers and are great for daily use they require only water no wax or chemicals needed and are a very environmentally friendly solution
30. rabrasive User Manual Original Language Lavina 20 S E 5 2013 Dismount completely the tensioning device Fig 9 5 1 Make 2 signs on the dismounted belt exactly 10 cm out of each other belt without tension Fig 9 5 2 The purpose is to measure 10 2 cm on the belt in tension what is a tension of 296 a maximum of 2 596 is allowed ATTENTION NEVER OVER TENSION THE BELT THE BELT WILL BE DAMAGED AND IT WILL NEVER RECOVER ITS ORIGINAL TENSION je m mj u Z Mount the belt back around the planetary pulley see that the belt is behind the driving pulley an Fig 9 5 3 Put the belt around the left roller of the tensioning device Fig 9 5 4 Put the Figure 9 5 10 tensioning device back in place and pull the belt from the roller on the right side Fig 9 5 5 Put the belt around the driving pulley Fig 9 5 6 Begin to tension until the measure of 10 cm between the marks becomes 10 2 cm Fig 9 5 7 Fig 9 5 8 Tighten the tensioning device while turning the bolt move the planetary head so the belt can slide Fig 9 5 8 Do not forget to lock the tensioning device Fig 9 5 9 9 6 REPLACING PULLEY UNITS Figure 9 6 1 Figure 9 6 2 Figure 9 6 3 See previous chapters to take of the tool holders and top cover Unscrew the screws of the bottom cover Fig 9 6 1 Set the bottom cover assembly aside Fig 9 6 2 Remove the O rings to avoid loosing them Fig 9 6 3 a i 2 01 Figure 9 6 6 Figure 9 6 4 Only t
31. re and transport the Lavina S E machine in a dry place Never transport the Lavina S E machine unprotected it may be damaged if transported unprotected during rain or snow A WARNING When during the storage of the machine the temperature may fall down to or less 32F or O C you should empty the water from the system using following steps A Pull out the hose of the tank Fig 3 6 Using compressed air blow out the water from the system for the two positions of the turn cock Fig 3 7 Fig 3 8 Figure 3 6 Figure 3 7 Figure 3 8 4 OPERATION PRELIMINARY CONTROLS Inspect the working area as explained in the safety instructions For wet use fill in the water tank when the electrical cable is disconnected Connect the vacuum extractor and ensure that the vacuum hose is clear and it will follow the machine easily Plug in the machine and make sure that the power cord is free to follow the working direction of the Lavina S E machine WATER FLOW CONTROL UNIT The operator can choose the water sprays in the front Fig 4 1 when the level of the tap is in the horizontal position Fig 4 2 when the level is in the vertical position Fig 4 2 water will spray under cover of the machine F i e Figure 4 1 Figure 4 2 6 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 ADJUSTING AND MOUNTING TOOLS Figure 4 3 Figure 4 4 Figure 4 5 Mount the tools only after ensuring that there is enough diamond
32. risks of an eventual accident with the machine Unskilled or uninstructed operator may cause correlated residual risks Such risks are Position Risks due to operator s incorrect working position Tangling up Risks due to wearing inappropriate working clothes Training Risks due to lack of operational training NOTE In order to reduce all consequences of the above mentioned risks we advise that machine operators will follow the instructions in the manual at all times RESIDUAL RISKS A WARNING During the normal operating and maintenance cycles the operator is exposed to few residual risks which cannot be eliminated due to the nature of the operations LAL BEFORE YOU BEGIN ZA WARNING Working area must be clear from any debris or objects A first time operator must always read the manual and pay attention to all safety instructions All electric connections and cables must be inspected for potential damages Ground wire system of the power supply must be also inspected Perform general daily inspections of the machine and inspect the machine before each use Always inspect the safety devices Mount the Security plate for the Quickchange pads The emergency break must be clear and working The tool protector must be working Original Language Lavina 20 S E The machine must be clean Never operate the machine in the rain Confirm that there are no missing parts especially after transportation repair or maintenance Before filli
33. rrect side Mount the V Ring with the smallest lip of the V to inside Fig 9 2 7 just push the V ring so the top is on the same level as the pulley top Fig 9 2 8 Than take the adaptor in the correct way and push the V Ring down with the adaptor Fig 9 2 9 The lowest lip of the V Ring should only barely touch its gliding surface also never push the V Ring down with fingers Mount now the Felt ring on top Fig 9 2 10 Close the sealers with the cap Fig 9 2 11 Figure 9 2 11 14 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 9 3 TENSIONING AND REPLACE THE PLANETARY BELT Figure 9 3 1 Figure 9 3 2 Figure 9 3 3 Figure 9 3 4 m Figure 9 3 5 If the belt slips or is broken separate the carriage from main head pull out motor plug Fig 9 3 1 water Fig 9 3 2 Fig 9 3 3 and vacuum tubes Take off handles forks and weight holders so you can dismount the top cover Fig 9 3 4 Fig 9 3 5 9 4 TENSIONING USED PLANETARY BELT Figure 94 1 Figure 9 4 2 Noticing speed lost in planetary movement it is possible to tension the belt for planetary movement as described in 9 5 Mounting and tensioning a new planetary belt 9 5 MOUNTING AND TENSIONING A NEW PLANETARY BELT T A e PAN O A Y m A x js 1 We y AL 4 JA JU X E mE n LS E Ve L L WAAN T GAS Figure 9 5 1 Figure 9 5 2 Er a d ta Figure 9 5 7 mum Figure 9 5 8 Figure 9 5 9 15 Supe
34. set Tuning errors occur while performing Auto Tuning When the drive detects a tuning error The digital operator displays text indicating the specific error Multi function contact outputs do not operate Motor coasts to stop Remove the cause of the error and repeat the Auto Tuning process Tuning Errors amp Alarm and Error Displays M Faults When the drive detects a fault the ALM indicator LEDs remain lit without flashing If the LEDs flash the drive has detected a minor fault or alarm Refer to Minor Faults and Alarms on page 240 for more information An overvoltage situation trips both faults and minor faults therefore it 1s important to note whether the LEDs remain ht or 1f the LEDs flash LED Operator Display LED Operator Display a r MEMOBUS Modbus CE Communication Error CPF11 KAM Fault CF CF Control Fault CPF12 FLASH Memory Fault Cof CoF Current Offset Fault CPF13 Watchdog Circuit Exception i L ror Li F r my TI CPF03 PWM Data Fault CPF16 Clock Fault Drive specification mismatch during CFFI CPFI7 Timing Fat 243 LPFG CPF06 Terminal Board or Control Board 243 CPF18 Control Circuit Fault replacement FG i LFFU I CPFO Terminal Board Communication Fault 243 E a Cra S Lu CPF02 A D Conversion Error CPF14 Control Circuit Fault a ray rapes Ti ri I 73 20 Superabrasive User Manual Original Language Lavina 20 S E 5
35. sion is reached close the contra nuts and the two nuts of the support Reassemble in the same manner PLEASE MAKE SURE YOU CHECK THE TENSION OF THE BELT AFTER THE FIRST 15 HOURS OF OPERATION o 9 9 MOTOR CONNECTION In case of changing the motor please check the cable connection to your motor Lavina 20 S E The motor is connected in Delta Triangle 230 Volt reminder for the wire connection of the motor m o Figure 9 9 1 19 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 9 10 FAULT DIAGNOSIS INVERTER YASKAWA V1000 Pages are referring to Yaskawa Electric SIEP C710606 18A YASKAWA AC Drive V1000 Technical Manual amp Types of Alarms Faults and Errors Check the LED operator for 1nformation about possible faults 1f the drive or motor fails to operate Refer to Using the Digital LED Operator on page 70 It problems occur that are not covered 1n this manual contact the nearest Yaskawa representative with the following information Drive model Software version Date of purchase Description of the problem Table 6 4 contains descriptions of the various types of alarms faults and errors that may occur while operating the drive Contact Yaskawa in the event of drive failure Table 6 4 Types of Alarms Faults and Errors Type riveResponsestoAlams Faults and Errors When the drive detects a fault The digital operator displays text that indicates the spec
36. t the mode push reset button 9 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 5 TOOLS AND ACCESSORIES WEIGHTS Superabrasive offers additional weights for increasing the productivity of the machine Fig 5 1 Each additional weight weighs about 48 lbs or 22 kg Each individual application type and condition of surface power capacity of the outlet etc will determine the number of weights you can use without tripping a breaker The weight stacks on to three posts around the outer bowl Fig 5 2 The additional weights depend on the tools it is not always possible to add weights Figure 5 1 Some tools work too aggressively and the machine can stop The weight can be ordered with item number A07 00 00 00 Figure 5 2 TOOL HOLDER KEY The tool holder key Fig 5 3 is used for adjusting mounting and dismounting of the foam plates Always use the key for mounting Item number is A03 00 00 00 Figure 5 3 FOAM PLATE Diamond tools with Velcro are mounted on the foam plate 9 Fig 5 4 The foam plate is mounted on the QuickChange System Item number is LV 9 FP S Figure 5 4 SECURITY PLATE FOR QUICKCHANGE PADS Plate used to ensure the Quickchange pads Item number is A38 00 01 Figure 5 5 Superabrasive User Manual Original Language Lavina 20 S E 5 2013 6 POPULAR TOOLS RECOMMENDED TOOLS QuickChange System and Tooling feature extremely fast and convenient tool changes and a lo
37. the working speed If working wet add water to the floor surface If working dry omit this step and instead switch on the vacuum unit Finally hold the machine firmly and push the start button 11 OPERATING THE MACHINE Guide the machine in straight lines across the floor and with each new line overlap a little bit of the previously completed surface Work at a constant speed allowing the tools time to work at a speed appropriate for the tools grit size Avoid vibrations Do not stop the Lavina S E machine in one spot while the tools are still working because they will leave marks on the floor surface When working wet preliminary chose with the water tap Fig4 2 the position for water feed and periodically start the pump to release water onto the floor surface Fig 4 6 Pos 5 When working dry check the floor surface periodically to ensure that dust is not accumulating on the surface also check regularly if your vacuum works properly STOPPING THE MACHINE The stopping of the machine must be done gradually until the motor stops Do not stop moving the machine before arresting the motor as the tools could damage the surface To stop push the off button 10 Use the Emergency button 13 only in emergency or use it to switch the power totally off Remember not to hold the machine in one spot before turning off the motor ALARM The Alarm light 4 will light incase inverter goes in alarm mode The most common failure is motor in overload To rese
38. y repair arising from misuse neglect or abuse or to repair of proprietary parts e This warranty does not apply to products with aftermarket alterations changes or modifications e This warranty is in lieu of and excludes every condition of warranty not herein expressly set out and all liability for any form of consequential loss or damage is hereby expressly excluded e This warranty is limited to repair or replacement of covered components and reasonable labor expenses e All warranty returns must be shipped freight prepaid The above warranty conditions may be changed only by Superabrasive Superabrasive reserves the right to inspect and make a final decision on any machine returned under this warranty This warranty applies to new used and demo machines Superabrasive does not authorize any person or representative to make any other warranty or to assume for us any liability in connection with the sale and operation of our products RETURN POLICY FOR LAVINA S E MACHINES The Lavina S E machines may be returned subject to the following terms In no case a machine is to be returned to Superabrasive Ltd for credit or repair without prior authorization Please contact Superabrasive Ltd or your local distributor for an authorization and issuance of a return authorization number This number along with the serial number of the machine must be included on all packages and correspondence Machines returned without prior authorization will remai
Download Pdf Manuals
Related Search