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Related Manuals for DALBO MINIMAX
Summary of Contents for DALBO MINIMAX
- Page 1 MINIMAX 630 and 830 cm Serial no.: 00100-XXXX...
- Page 3 Congratulations on the purchase of your new roller. For safety reasons and to achieve opti- mum service from the product, please read the User Guide before use. © Copyright 2002. All rights reserved, DALBO A/S This product has: Type no.: Serial no.:...
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Page 4: Table Of Contents
MINIMAX XL Table of Contents ................................... 6 AFETY General ................................6 Hydraulics ..............................7 Assembly................................ 7 Maintenance and repair ..........................7 Road transport .............................. 8 Correct use ..............................8 Technical data ............................... 8 ............................9 OW TO USE THIS MANUAL Delivery ................................ - Page 5 MINIMAX XL .............................. 26 YDRAULIC DIAGRAM ................................ 27 CCESSORIES Greenline roller for grass ........................... 27 Frost safety ..............................27 Levelling board ............................27 Board hydraulic system ..........................28 Bleeding the system ..........................28 Crackerboard .............................. 28 Seed drill ..............................29 Filling seed ..............................
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Page 6: Safety
MINIMAX XL Safety This symbol appears in the instruction manual each time there is a safety warning concerning your safety, the safety of others or functionality of the machine. All safety instructions must be observed and made available to all users of the ma- chine. -
Page 7: Hydraulics
MINIMAX XL Hydraulics • Lower machine fully for any repair work on the hydraulic system. Relieve hy- draulic pressure, switch engine off and remove ignition key. • Clean hydraulic connections thoroughly before reconnecting. When connecting hydraulic hoses to tractor hydraulics, ensure they are not under pressure. -
Page 8: Road Transport
Transport width 2.55 m 2.55m Sections (pcs.) Axles (pcs.) Wheels 11.5/80-15.3 400/60-15.5 * Depends on roller type (weighed with a 60 cm Cambridge) All MINIMAX are available with 480/45-17 wheels. If fitted, the transport width will exceed 2.55 m. Page 8... -
Page 9: How To Use This Manual
MINIMAX XL How to use this manual The sequence of subject matter in this manual can seem illogical. Please refer to the table of contents for page numbers for individual items. The manual is divided into main sections: • Safety •... -
Page 10: Limitations To Use
MINIMAX XL Limitations to use The following describes what the machine can and cannot be used for: • Can only be used for rolling and levelling ploughed or sown fields under cultivation. The roller can also be used for rolling grass Fields on which the machine is used must be in a good state of agricultural maintenance, i.e. -
Page 11: Description Of The Machine
• The drawbar on the 830 version is extended to make room for the longer side sections when in transport position. • MINIMAX is designed to take rollers up to 61 cm in diameter (but not 60 cm "Crosskill" rollers, due to the construction of the rings which require more room in the frame than is available). -
Page 12: Connecting And Disconnecting
MINIMAX XL Connecting and disconnecting Connecting Fig. 1 Connect roller to the tractor's fixed towbar, where drawbar (A) must fit between the towbar forks. Insert pin, retract support leg and place in working position (B) • The pin can be secured using a split pin or the like. -
Page 13: Setting Up
MINIMAX XL Setting up The roller is supplied with factory settings, but fine adjustment will always be re- quired before use. Numerous adjustment options make the roller more flexible and ensure maximum use. To achieve uniform pressure applied on the ground, the drawbar must be correctly set up for the tractor used. -
Page 14: Operation
MINIMAX XL Operation Correct operation is vital for optimum use of the roller. This applies to working in the field and for safety. Always ensure you are fully familiar with all safety aspects of the machine. Extending and retracting Extending and retracting the machine must always be performed with tractor parked, and on a reasonably level surface. -
Page 15: Retract
MINIMAX XL Retract Fig. 6 1. Activate extend cylinder (marked: Red) to lift end of side sections as much as pos- sible. Fig. 7 2. Activate raise/lower cylinder (marked: White) to full length. Roller will lift from ground Fig. 8 3. -
Page 16: Weight Equalisation
MINIMAX XL Weight equalisation To achieve uniform rolling across the full width of the machine, a weight equalisation system is fitted. The need for weight equalisation arises because the weight of the centre frame and drawbar alone will affect the central part of the roller. The sys-... -
Page 17: Maintenance
MINIMAX XL Maintenance Good maintenance ensures long service life and optimum use. Grease nipples are fitted where wear is heaviest. Tighten all screw connections after first working day. Check all split pins and bolts to avoid mechanical failure. Check hydraulic system for leaks. -
Page 18: Adjustment
MINIMAX XL Adjustment Wheels Lubricate and adjust wheel bearings at least once annually. Check tyre pressures at least once annually (see recommended pressure on tyre). Adjustment and lubrication of wheel bearings 1. Remove hub caps. 2. Remove split pin. 3. Tighten castle nut 1/6th of a turn until hole aligns with axle. Turn wheel, check for resistance. -
Page 19: Replacement And Repairs
MINIMAX XL Replacement and repairs Safety is vital for all repair work on the roller. Always observe the following points, plus those under Safety First in the instruction manual. When replacing cylinders, always fill new cylinder with oil before pressurising sys- tem. - Page 20 MINIMAX XL Activate extend cylinder after fitting until cylinder shows movement. Reverse cyl- inder until it returns to start position. Move cylinder backwards and forward sever- al times. Raise roller fully onto wheels, extend side sections fully to bleed system.
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Page 21: Replacing Raise/Lower Cylinder
MINIMAX XL ASSEMBLY: 1. Fit new gaskets in upper part and collar shoe. Fit scraper ring pos. using a piece of pipe, passed around outside of lip, (or a special drift). Fit collar pos. 9 onto collar shoe using tubular bar or screwdriver. -
Page 22: Replacing Gaskets On Raise/Lower Cylinder
MINIMAX XL Replacing gaskets on raise/lower cylinder Fig. 19 1. Drain oil from cylinder by moving ram carefully backwards and forwards. 2. Extend cylinder halfway. Unscrew and remove upper part (pos. 3) from cylinder tube (pos. 1). Use special tool to remove upper part. If upper part is stuck, heat front of upper part. -
Page 23: Removal/Fitting Wheel
MINIMAX XL Removal/fitting wheel Before removing wheel, fully extend roller with rings resting on ground. Wheels will then be raised free of ground. Remove wheel nuts. Remove wheel. Replace wheel, hand-tighten wheel nuts. Lower wheels to ground. Tighten wheel nuts to 300 Nm. -
Page 24: Replacing Rollers
MINIMAX XL Assembly 1. Fit bearings from pos. 17+18 in hub housing pos. 22 2. Fit seal ring pos. 16 3. Fit inner ring from bearing pos. 18 on axle pos. 2, and fit axle in hub hous- ing. 4. Fit inner ring from bearing pos. 17 on axle pos. 2. -
Page 25: Replacing Middle Roller
MINIMAX XL Lifting gear able to lift the whole weight of the roller must be available. Replacing middle roller Fig. 24 1. Use lifting points (A) on both sides. 2. Slacken bolts (B) 3. Lift using crane until bolts are loose. -
Page 26: Hydraulic Diagram
MINIMAX XL Hydraulic diagram MINIMAX 630: 90/50-900 91838 Page 26... -
Page 27: Accessories
MINIMAX XL Accessories Greenline roller for grass MINIMAX can be supplied with welded water-filled rollers, with a diameter of 610 mm for use on grass. These rollers can be filled with water to add weight. Machine MINIMAX 630 MINIMAX 830... -
Page 28: Board Hydraulic System
This forces any air out of the system. Crackerboard MINIMAX can be fitted with a hydraulically-operated crackerboard. The board is very effective for levelling soil, e.g. ploughed soil. The crackerboard hydraulic sys- tem is identical to that of the levelling board above. -
Page 29: Seed Drill
MINIMAX XL Seed drill All variants of MINIMAX can be fitted with a seed drill. For more details on seed drills, please see the accompanying user manual. Seed drills can be supplied as both P-Box Speed seed box (requires a constant speed) or pneumatic box (a jockey wheel runs on the ground or the centre roller to ensure the correct amount of seed regardless of the tractor speed) variants. -
Page 30: Guarantee
• Non-original spare parts used. Dalbo A/S cannot be held liable for consequential damage, loss of earnings or profit or as a result of de- fects. Dalbo A/S cannot be held liable for labour costs other than those reasonably incurred for repairs or the replacement of parts covered by the guarantee. -
Page 31: Scrapping
MINIMAX XL Scrapping Fully extend roller. It is essential that all cylinders are removed. Beware of the weight of any given part when removing or disassembling. All parts must be supported or lifted to avoid danger of falling. Disconnect hydraulic hoses and cylinders and drain oil. Collect oil in container to avoid pollution. -
Page 32: Spare Parts
MINIMAX XL Spare parts Page 32...