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DALBO MEGAROLL 2130, Manual

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DALBO MEGAROLL 2130 Manual Download Page 10

MEGAROLL 

 

 

8 

 

How to Read this Instruction Manual 

It is possible that the order in which the topics are listed may not appear as logical. Please refer to the table 
of contents, where the headings for the relevant topics can be found. 

 

The main points contained in this instruction manual are divided into 13 key sections: 

 

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Safety 

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Technical Data 

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How to Read this Instruction Manual 

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Use 

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Connecting and Disconnecting 

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Settings 

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Driving and Operating 

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Troubleshooting 

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Maintenance 

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Replacements and Repairs 

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Disposal 

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Hydraulics Diagram 

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Spare parts 

 

The following symbols are used throughout this instruction manual for: 

 

 

This symbol is used throughout the instruction manual each time advice is given 
concerning your safety, the safety of other users or the safe use of the machine. All 
safety instructions must be observed and made available to all users of the machine. 

 

 

 

This symbol is used throughout the instruction manual when there are points that are 
especially important for the functionality as well as the lifetime of the machine. 

 

 

 

These symbols indicate that protective equipment is required during the 
operation, maintenance and repairs of the machine. 

 

 

Delivery 

 

The MEGAROLL is delivered completely assembled via platform truck. 

 

If the MEGAROLL needs to be lifted, the use of straps on the middle section and the tow bar is 
recommended, so that the machine is balanced. 

 

Summary of Contents for MEGAROLL 2130

Page 1: ...MEGAROLL EN 2130 and 2430 Series no 100000 XXXXXX ...

Page 2: ...2 ...

Page 3: ...t the back of this manual you will find a list of spare parts which will help give you an overview of the individual parts EU DECLARATION OF CONFORMITY DALBO A S DK 7183 Randbøl 4575883500 Hereby declares that the aforementioned machine is manufactured in accordance with the stipulations of Directive 2006 42 EC which replaces Directive 98 37 EC and the amending Directives 91 368 EEC 93 44 EEC and ...

Page 4: ... Disconnecting 11 Settings 12 Towing height adjustment 12 Adjustment of the central section 13 Driving and Operating 14 Unfolding and folding 14 Unfolding 14 Folding 16 Adjustment of the hydraulic suspension of the pendle frames 18 Too much pressure 18 Too little pressure 18 Adjustment of the hydraulic weight transfer 19 Too much pressure 19 Too little pressure 19 Driving speed 20 Troubleshooting ...

Page 5: ...Replacing the bearings 30 Dismantling the roller shafts 31 Replacement of the shafts on the three outermost side sections on either side 31 Replacement of shafts on the three middle sections 31 Replacement of shaft bearing or roller rings 31 Three outermost side sections on either side 31 Three middle sections 32 Disposal 33 Hydraulics Diagram 34 Spare Parts 35 ...

Page 6: ...hile being transported When operating the MEGAROLL ensure that there is no one within the machine s operating radius The machine may only be operated from inside the tractor When the MEGAROLL is folded up ensure that the side sections are in the transport locks Likewise secure the control levers to prevent accidental operation Before leaving the tractor performing any adjustments or carrying out a...

Page 7: ... Oil soaked clothing should be changed immediately as such contact can be harmful to the skin Hydraulic oil that gushes out under high pressure can penetrate through the skin and cause serious injuries Seek professional medical assistance immediately in the event of any injury as oil entering the blood stream may lead to a serious case of blood poisoning Installation There is a risk of crushing wh...

Page 8: ...le is not less than 20 per cent of the complete road train s total weight If such is the case then a ballast weight at the front of the tractor must be used Correct use Correct use of the machine also includes compliance with the manufacturer s operating maintenance and repair instructions as well as the exclusive use of original spare parts The MEGAROLL may only be used maintained and repaired by...

Page 9: ...a equipment Air brakes X X It is possible for a smaller tractor to pull the roller if it is able to make firm contact with the ground and complies with the weight requirements for the steering wheels Wheels All models are equipped with 600 50 x 22 5 wheels Oil consumption The table below indicates how much oil flows back to the tractor when the MEGAROLL is unfolded Model Oil in litres 2130 2430 51...

Page 10: ...is instruction manual for This symbol is used throughout the instruction manual each time advice is given concerning your safety the safety of other users or the safe use of the machine All safety instructions must be observed and made available to all users of the machine This symbol is used throughout the instruction manual when there are points that are especially important for the functionalit...

Page 11: ...ler whereby the sections move independently of each other The machine is equipped with hydraulic weight distribution which ensures even distribution across all the sections even over slightly uneven terrain As a roller the MEGAROLL is used after sowing to improve sprouting and to push down stones In addition the MEGAROLL can be used to break up a compacted surface both in fields of grain and grass...

Page 12: ...ed with electronic controls making it possible to use the same hydraulic outlet for several things hydraulic hose marked in white To utilise the electronic control it must be connected to the power and then the relevant toggle switch A for the operation desired should be activated so that the relevant LED B is on Only one switch must be activated at one time This hydraulic outlet is also used to p...

Page 13: ... innermost side frames Red Double acting Folding the innermost side sections in out to transfer the weight from the mid section to the innermost side sections Weight distribution of outermost side frames Yellow Double acting Acting as weight distribution from the middle section to the outermost side sections Flow position for the outlets is required for the folding weight distribution marked with ...

Page 14: ... It is important to check the towing height each time a new tractor is hooked up to the roller Fig 5 To achieve an optimal towing height it is possible to adjust the tow bar up or down so that the towing eye is placed correctly for your specific tractor One must pay attention to the tractor s wheel spring compression when mounting dismounting the machine or when readjusting the height of the draw ...

Page 15: ...d on an even surface see Driving and operating you must check that the middle frame A is horizontally aligned with the tow bar and the surface in the direction of driving This must be performed after the tow bar has been adjusted and with the MEGAROLL connected to the tractor A ...

Page 16: ...there is no one within or close to the machine s working radius before unfolding or folding is performed in order to prevent personal injury It is important that the roller is unfolded on a horizontal surface or with little incline to prevent tilting unnecessary strain on the machine or damage to the machine during the unfolding and folding process Unfolding Fig 7 1 Lift the side sections up from ...

Page 17: ...h 3 Fig 12 6 Activate the cylinders for the hydraulic weight distribution and bring the pressure up to the prescribed pressure for the relevant section after which set the hydraulic handle for the relevant section to the flow position hoses marked with red and yellow see Adjustment of hydraulic weight distribution At the same time you will need to check that the pressure for the hydraulic stone pr...

Page 18: ...he manometers A and B show 0 or close to it hoses marked with red and yellow Fig 14 2 Activate the cylinder for the rear middle roller section and raise the section from the ground hose marked with white activated by switch 3 Fig 15 3 Activate the cylinders for unfolding and folding of the outermost side frames and fold the side sections in hose marked with white activated by switch 4 Check that t...

Page 19: ... 17 5 Activate the cylinders for unfolding and folding of the innermost side frames and fold the side sections in hose marked with red Fig 18 6 Lower the side sections into the transport lock A with the tilt cylinder hose marked with white activated by switch 2 Check that the side sections are fully inserted into the transport lock A ...

Page 20: ...der is unable to extend to its full stroke 2 Adjust the pressure until all five cylinders for the suspension are at least extended again It is recommended to operate with a working pressure of 90 bar But driving should always be done according to conditions Fig 20 1 Adjustment of the hydraulic suspension must be performed with the roller unfolded and resting on the surface and before the hydraulic...

Page 21: ...set to flow position The float position is required to achieve a hydraulic weight transfer in which the sections are individually movable 4 It may be necessary to adjust the pressure for the hydraulic weight transfer Likewise it may be necessary to drive with less or more pressure depending upon the soil conditions Too much pressure 1 The pressure on the innermost or the outermost side sections wi...

Page 22: ...at the preloading pressure is correctly adjusted Contact an authorised DALBO dealer for further information Driving speed It is recommended to drive the machine at 6 10 km h but driving should always be carried out according to prevailing conditions If the speed is increased wear will also increase especially under dry conditions There is also a risk of damaging the rings by driving at excessively...

Page 23: ... position Adjust the pressure on the weight distribution and put the operation lever into the flow position see Adjustment of the hydraulic weight distribution Pilot controlled non return valve is defective Cylinder leaking gaskets Set the weight distribution to 60 100 bar and put the operation lever into the flow position Then keep the machine parked for hour If the pressure has fallen it is poss...

Page 24: ... parts In the lubrication table below where it is written for example 3 x 2 this means that there are three grease nipples on each side of the machine Thus there are six grease nipples in total at this location The lubrication points are specified on the following 2 pages Lubrication points Number of grease nipples Lubrication interval hours Images Outermost side section 3 x 2 8 A Hydraulic outerm...

Page 25: ...MEGAROLL 23 Fig 22 Fig 23 A B C D E F G H ...

Page 26: ...MEGAROLL 24 Fig 24 A B C D E F G H ...

Page 27: ...e same place on the axle a few times so that the bolts are better attached to the axle Adjustment of rings on the three middle sections There are two different ways to shim the rings on the three innermost sections Fig 26 1 Loosen the bolts A and remove the end disc 2 Shim up the middle rings in one of the 2 following ways a Loosen the set screw in the bearing B so that the bearing is loose on the...

Page 28: ...h the shaft Spin the wheel around there should be no resistance Only a little bit of slack should be felt in the hub housing when the wheel is moved from side to side If there is too much slack repeat the process 4 Install the cotter pin 5 Fill the hub cap with grease and refit Hydraulics All hydraulic hoses must be checked for wear and tear or damage Ensure the hoses are not subjected to any crus...

Page 29: ...onal injury Hydraulics When replacing or repairing a cylinder protective eyewear and gloves which are approved for handling oil must be used Replacement of cylinders Replacement of cylinders on the MEGAROLL must be performed with the machine resting in the transport locks or unfolded and lowered to the ground Which way is preferable may vary depending on the cylinder to be replaced When replacing ...

Page 30: ...e that no pressure is displayed on the manometer before the replacement is carried out After mounting activate the replaced cylinder s until a small amount of movement can be felt in the cylinder s Activate the cylinder s in the opposite way until the cylinders are back in the starting position Move the cylinders a few times in this way Then move the cylinders until they reach the outer positions ...

Page 31: ... 2 7 Disassemble the seals and sleeves in the cap pos 5 6 7 8 9 8 All parts are to be checked for chips burrs etc Check for rust around the scraper ring pos 5 in the cap If this is the case then remove it Installation 1 Fit new seals pos 5 6 7 8 9 in the cap and the sleeve Ensure that you turn the sleeves correctly 2 The thread on the cap pos 3 and the cylinder casing must be lubricated with oil 3...

Page 32: ... surfaces are clean otherwise the wheel nuts may loosen Replacing the bearings Fig 28 1 Remove the hub cap pos 21 2 Disassemble the cotter pos 20 3 Remove the castellated nuts pos 19 4 The hub shell can now be removed from the axle 5 Remove the bearing pos 17 18 6 Remove the sealant ring pos 19 Installation 1 Install the outer rings of the bearings pos 17 18 in the hub casing pos 22 2 Install the ...

Page 33: ...ngs can now be rolled away from the roller 6 Assembly is carried out in reverse order If a crane is not available the MEGAROLL s weight distribution can be gently activated and put into a position so that the bolts are loose and can be removed Replacement of shafts on the three middle sections Fig 30 1 Loosen the bolts A 2 Activate the lift cylinder for the middle rear section and tilt until the b...

Page 34: ...w times to ensure that they attached to the shaft securely Be aware that the roller rings are to be mounted next to each other Three middle sections Fig 32 1 Loosen the bolts at the ends A and remove the washer 2 The outer rings can now be replaced or removed if you wish to get to the bearing 3 Loosen the set screws in the bearings B and pull the bearings off the shaft 4 The roller rings can now b...

Page 35: ...e important that this part is supported or lifted up so there is no risk of collapse Hydraulic hoses and cylinders must be disconnected and any residual oil emptied out The oil must be collected to avoid pollution Oil and hoses must be sent for disposal All iron in the machinery can be sent for recycling During work on disposal of the machine protective footwear gloves hearing protection and prote...

Page 36: ...MEGAROLL 34 Hydraulics Diagram ...

Page 37: ...MEGAROLL 35 Spare Parts ...

Page 38: ...MEGAROLL 36 ...

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