® Superabrasive Owner’s Manual – Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 Content GENERAL INFORMATION Preface .............................4 Manufacturer ..........................4 General Description........................4 Machine characteristics......................5 ® Lavina 20 Main Design ......................5 Technical Data .........................6 Environmental Conditions ......................7 Vibrations ..........................7 Sonorous Emissions.........................7...
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® Superabrasive Owner’s Manual – Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 SPARE PARTS Assembly and Parts Specifications ..................17 Assembly and parts specification of the main head ...............18 Assembly and parts specification of the pulley units ..............20 Assembly and parts specification of the guard assembly............20...
® only! Every other use may possess risks to the persons involved. Do not use the Lavina 20 machine for any other applications except for the ones specified in this manual!
Figure 2 Existing lighting system does not replace adequate overhead lighting. To ® avoid accidents use the Lavina 20 only in well enlighten environment. • The frame itself is functioning as a vacuum hose and also acts as a connection between the vacuum attachment hose and the two hoses coming out of the head base.
A tool holder plate with a specially enclosed tool is mounted on each of the three mounting plates. The Lavina 20 machine is a planetary movement machine. The planetary motion derives from the friction between the tools and the floor, which is allowing the tools to spin in either clockwise or counterclockwise direction.
Vacuum Connection ® A connection for a vacuum dust extractor is located on the carriage. The Lavina 20 does not include a vacuum dust extractor. The customer must purchase the vacuum dust extractor separately. The hose of the vacuum extractor must be Ø 50 mm and can be glided over the pipe.
Lavina 20 Customer Service For customer assistance and technical support call your local distributor or call Superabrasive Inc. at 800-987-8403 or visit us at: www.superabrasive.com. If you misplace this manual, you can download it from our website or call us and we will mail you a copy.
® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 Arrest Functions Functions of arrest of the machine are as follow: Button to stop the motor (category 1) Emergency button (category 1) Safe Use ®...
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 Lavina 20 machine. The operator must know the machine’s work environment.
® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 Adjusting and Mounting Tools Mount the tools only after ensuring that there is enough diamond bond material left. Be sure that the plates are always clean before mounting. Always use the special key for mounting or adjusting, as seen below Adjusting and mounting are shown on Fig.11.
TOOLS AND ACCESSORIES Weights Superabrasive offers an additional weight for increasing the productivity of the machine (Fig.13). An 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 use of a weight. The weight stacks onto three nylon posts around the outer bowl (Fig.14).
® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 Tool holder key It is used for adjusting, mounting and dismounting of the tools. Always use the special key for mounting. I Order number is A03.00.00.00...
® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 Floating back up plate It is usually ordered as Assembly. Only items on pos. 1, pos. 2, pos. 3 and pos. 4 can be ordered as spare parts.
® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 Rigid Back up plate It is ONLY ordered as Assembly. The tool plates attached on the three planetary heads can be non-floating (rigid), as well. These tools are more recommended for flat grinding work, without following the surface.
® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 ® Lavina 20 Assembly and parts specification of the pulley units Figure 21 ® Lavina 20 Assembly and parts specification of the guard assembly...
® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 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.
® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 Check Every 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. Also, make sure that the water flows centrally from the 3 grinding heads.
® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 Replacing Belt and Pulley units: In this section, we explain how to replace the belt and the pulley units. In some instances the belt can be replaced without replacing the pulley units, although it is always necessary to ensure that the pulley units are working properly.
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® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 • dismount the guard assembly • dismount the cover: - remove the screws from the machine support, the handle, the back supports and forks and put them aside.
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® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 • Unscrew the bolts holding the cover (Fig.44) and set the cover aside. Figure 44 • Trace the pattern of the belt onto the cast before removing the belt (Fig.45).
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® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 Replacement of the pulley unit • First, unscrew the nut which is holding the pulley unit (Fig.49). • When released, pull out the whole unit. Carefully pull out the unit with crowbars, but do not use excessive force.
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® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 - Lay the belt with only 1/2 of its width showing over the pulleys (Fig.55), and slowly begin to turn the belt replacing tool and the pulleys (Fig.56).
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• Mount the carriage. • Apply the vacuum hoses and the water hose. • Apply the electrical cable in the socket on the bottom of the electrical board (Fig.62). ® Your Lavina 20 is now ready for use! Figure 61...
® Superabrasive Owner’s Manual - Lavina 20 09/2009 ® ® Refers to Lavina 20 Lavina 20 How to check the operating hours: (only with OMRON V7 inverter) • Open the control box and study carefully the display of the inverter: See the power of the machine is switched on.
Please find your warranty card included in this manual. If your warranty card is missing, call your local distributor and request a warranty card or visit us at www.superabrasive.com to download one. Customer is responsible for filling out the card and mailing it to the manufacturer’s address indicated on the card.
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.
• 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.
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