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DALBO MAXIDISC Manual Download Page 33

 

 

MAXIDISC 

 

 

Side 33 

 

Replacing Disc Hub Bearing 

 

The  MAXIDISC  must  be  unfolded  with  the  side  wings  and  main  frame  securely 
blocked and supported before pulling the disc leg out of the gang tube. 
 

 

 

Fig. 25 

1

 

Remove the bolts (A) and (B). 

2

 

Pull the disc leg out of the gang 
tube. 

 

 

 

 

 

Fig. 26 

1

 

Remove the disc. 

2

 

Unscrew the cap (21). 

3

 

Take  out  the  split  cotter  pin 
(20) holding the castle nut. 

4

 

Remove the castle nut (19). 

5

 

Pull  off  the  hub  (22)  with  a 
wheel puller. 

6

 

Slide off the inner bearing. 

7

 

Pull off the inner ring. 

 

 

 

 

 
Clean the shaft and the cap. 
 

1

 

To assemble, follow the instructions above in reverse order. Screw the cas-
tle nut onto the shaft while simultaneously turning the hub. Tighten the nut 
until it is difficult to turn the wheel. Now loosen the castle nut until the split 
pin lines up with a hole in both the shaft and the castle nut (if the wheel 
still drags when it is turned, loosen the castle nut to the next hole in the 
nut. 

2

 

Remember to replace the split cotter pin. 

3

 

Fill the cap ¾ with grease and reinstall. 

B 

A 

Summary of Contents for MAXIDISC

Page 1: ...MAXIDISC GB 400 500 600 cm Serial no 580 xxx ...

Page 2: ......

Page 3: ... spare parts can be found in the back of this manual to give you an overview of MAXIDISC components and to facilitate ordering EU DECLARATION OF CONFORMITY DALBO A S DK 7183 Randbøl Hereby declare that the above mentioned machine has been manufactured in compliance with the provision of the Council Directive on the approximation of the laws of the Member States relating to machinery 2006 42 EC whi...

Page 4: ......

Page 5: ... 14 ADJUSTMENTS AND SETTINGS 15 ADJUSTABLE HITCH 15 SIDE WING WHEELS 15 ANGLE 16 DEPTH 17 HYDRAULIC WEIGHT TRANSFER 17 SIDE DISC 18 TRANSPORT LOCKS 18 Transport locks 18 OPERATING AND DRIVING INSTRUCTIONS 19 UNFOLDING AND FOLDING 19 Folding 19 HYDRAULIC WEIGHT TRANSFER 19 Adjustment 19 Too much pressure 20 Too little pressure 20 DRIVING INSTRUCTIONS 20 Hydraulic depth adjustment 21 ANGLE 21 TRAVEL...

Page 6: ...g angle adjustment seals 28 CHANGING WING FOLD CYLINDERS 29 Replacing fold unfold cylinder seals 29 CHANGING WHEEL FRAME CYLINDER 30 Replacing wheel frame cylinder seals 30 CHANGING PACKER ROLLER FOLD CYLINDERS 31 Replacing packer roller cylinder seals 31 REPLACING DISC HUB BEARING 33 DISMOUNTING MOUNTING OF WHEELS 34 Changing wheel bearings 34 LIGHTS 35 SCRAPPING 36 HYDRAULIC SYSTEM DIAGRAM 37 SP...

Page 7: ... Never allow bystanders within the operating radius of the MAXIDISC when the implement is in operation Operate the MAXIDISC only while seated in the driv er s seat of the tractor Ensure that wing section locks are engaged when the MAXIDISC is in a folded position Secure control levers against unintentional operation Before performing any adjustments maintenance or repairs on the machinery always u...

Page 8: ...ease are harmful to the skin Escaping hydraulic oil under high pressure can penetrate the skin and cause severe injury If an accident occurs see a doctor immediately Hitching An individual is in danger of being crushed during the hitching process Never place yourself or anyone else between the tractor and the MAXIDISC or between parts that must be attached or connected Maintenance and Repairs Befo...

Page 9: ...ctor Correct Use Correct use of the MAXIDISC includes adherence to the instructions of the man ufacturer concerning operation maintenance and repair as well as the use of genuine factory replacement parts Do not allow anyone to operate maintain or repair the MAXIDISC unless they are familiar with the implement and they are thoroughly aware of the possible hazards The manufacturer does not accept a...

Page 10: ... Size cm 400 500 600 HP recommended 120 140 140 160 180 220 Gross weight kg 4950 5540 Packer Roller suspended T rings 70x70x8 mm pc 32 36 40 Sections pc 2 2 2 Axles pc 2 2 2 Options Disc scrapers Electro hydraulic operation F iron cage roller ...

Page 11: ...t up and Operation Options Maintenance Repairs The following safety alert symbols are used throughout this manual to indicate Points that are extremely important for the function and life of the machinery Points that involve safety Delivery MAXIDISC is delivered fully assembled on a flatbed lorry The implement may be partially disassembled for export If the MAXIDISC needs to be lifted it is recomm...

Page 12: ...orm mixing and blending of plant residue and soil microorganisms in just one pass The final element of the soil management system is a packer roller ensuring moisture conservation and promoting an optimal micro climate for the organisms in the soil Fig 1 MAXIDISC 600 MAXIDISC 600 The special construction of the MAXIDISC allows the two sections to move inde pendently of each other The MAXIDISC is a...

Page 13: ...to raise the hitch stand Adjust the sway chains tightly until there is no slack in the lift arms Hydraulic System The MAXIDISC requires four double acting hydraulic outlets Table 1 Hose markings Cylinder Colour Outlet Function Wing fold Red Double acting Fold wing sections Wheel frame Yellow Double acting Raise and lower MAXIDISC Angle Blue Double acting Adjust working angle of discs Depth Green D...

Page 14: ...hing Swing the hitch stand into place and secure with a pin Disconnect the hydraulic hoses lower the MAXIDISC and remove the lift arms from the hitch Remember to relieve the pressure in the hydraulic system before disconnecting the hoses Unhitching of the MAXIDISC must always be carried out on even ground Secure the MAXIDISC against unintentional operation ...

Page 15: ...d castle nut adjust ment Adjustable Hitch Fig 4 The towing height of the MAXIDISC drawbar hitch can be adjusted accord ing to needs This provides you with several possibilities to obtain proper adjustment to fit your tractor Adjust by turning the hitch around Side Wing Wheels Fig 5 If the working depth of the MAXIDISC is changed the support wheels of the side wing sections must also be ad justed A...

Page 16: ...le length A Type Turnbuckle length abt mm Specification degree rear front MAXIDISC 300 80150 444 20 20 0 0 MAXIDISC 300 80150 431 23 20 3 0 MAXIDISC 400 80160 444 20 20 0 0 MAXIDISC 400 80160 431 23 20 3 0 MAXIDISC 300 Ü 80151 538 20 20 0 0 MAXIDISC 300 Ü 80151 524 23 20 3 0 MAXIDISC 400 Ü 80161 415 20 20 0 0 MAXIDISC 400 Ü 80161 401 23 20 3 0 MAXIDISC 400 ÜH 80171 442 20 20 0 0 MAXIDISC 400 ÜH 80...

Page 17: ...djusted using the lift and the rear T ring packer roller Depth adjustment is fully hydraulic It is important that the cylinders on the packer has the same length Hydraulic Weight Transfer See Operating and driving instruction Hydraulic Weight Transfer ...

Page 18: ...ame transport lock ensures correct place ment of the transport lock Fig 9 Transport locks To ensure the correct setting of the transport locks hooks a wire tightener has been mounted on the wire attached to the wings and to the packer roller The wire must be long enough that the transport locks can be disengaged allowing the side wings and the packer roller to be free but also long enough that the...

Page 19: ...fully raised Release the transport lock by activating the lever to the wheel cylinder so that the cylinder is pressed out to the fully extended position The transport locks will be released and the side wings together with the packer roller can then be unfolded Folding Move the wheel cylinders to the fully extended position before folding up the side sections into the transport position This ensur...

Page 20: ...ll not penetrate deep enough into the soil and the field finishing will be uneven Too little pressure 1 There is not enough pressure on the outer rings of the wing sections and the support wheels to press the T rings sufficiently into the soil 2 The middle of the MAXIDISC will pack the soil too heavily resulting in an un even field finishing Check all the accumulators on the machine at least once ...

Page 21: ...cally during operation enabling the operator to obtain the optimal setting according to field conditions If there are many patches of plant residue on the field the angle can quickly be re duced to avoid blockage The angle can also be reduced if the need for pulling force becomes too great Travel Speed A working speed between 8 15 km hour is recommended but always drive accord ing to conditions Wh...

Page 22: ... A depression or furrow in the soil develops between passes Driving too closely or too far away from the previous pass Drive more precisely and closer to the previous pass The rear row of discs is not ad justed correctly Set the rear row of discs more or less aggressively Outer disc pene trates deeper on one side than the other Packer roller turn buckles are not equal in length Adjust the turnbuck...

Page 23: ...n a box located on the tractor Electro hydraulic operation is particularly an advantage when there is a lack of hy draulic outlets on the tractor Hitching of the implement also becomes much easier since there are only four hydraulic hoses to be connected to the tractor To activate a function turn on the switch related to the function and move the hy draulic lever After completing the operation tur...

Page 24: ...ion in terval hours Photo Wheel suspension hinge 2 25 A Wheel cylinder top bottom 2 25 A Packer roller cylinder folding top bottom 4 50 B Packer roller pivot 2 Daily Center pin for unfolding of packer roller 2 50 Depth control packer roller centre pin 2 50 Packer roller bearings T rings 4 50 C Hinge for wing fold unfold 4 50 Cylinder eye for wing folding unfolding 4 50 D Hitch vertically and horiz...

Page 25: ...oid unintentional opera tion and personal injury Lubricate all lubrication points at least once a year Hydraulic System Inspect all hydraulic hoses for chafing or leaks Check hoses for pinching To avoid rust any projecting or exposed piston rods should be coated with oil or grease if the MAXIDISC is to be parked for a long period of time Remember to re move the oil or grease prior to operation Dis...

Page 26: ...ings 1 Remove the hubcap 2 Take out the split pin 3 Tighten the castle nut 1 6 of a rotation until the hole is lined up with the axle The wheel must be able to rotate freely There should be a little slack in the hub when the wheel is moved from side to side If there is a lot of slack in the hub repeat the process 4 Replace the pin 5 Fill the hubcap full with lubricant and reinstall ...

Page 27: ...he hydraulic sys tem Remove hydraulic pressure prior to doing any maintenance and block the part if needed After making repairs to the hydraulic system always bleed air out of the system before operating the MAXIDISC again to avoid any possible personal injury or me chanical breakdown or damage Never allow bystanders within the operating radi us of the MAXIDISC when the hydraulic system is activat...

Page 28: ...sleeve pos 5 6 7 8 9 7 Clean all parts thoroughly Check for filings shavings burrs and make sure that there is no rust around the scraper ring pos 5 in the gland If rust is found it must be removed Assembly 1 Assemble the new seals pos 5 6 7 8 9 into the gland and the sleeve 2 Lubricate the screw threads on the gland pos 3 and the cylinder casing pos 1 with oil 3 Mount the gland pos 3 onto the pis...

Page 29: ...the piston to the middle position Unscrew the gland pos 3 from the cylinder casing pos 1 A special tool is needed to remove the gland If the gland is stuck it may help to warm up the very front of the socket When the gland has been unscrewed pull the piston towards the gland Pull the piston rod completely out of the cylinder casing pos 1 3 Remove the self locking nut pos 10 holding the sleeve pos ...

Page 30: ...inder The MAXIDISC must first be unfolded and lowered so that the discs are resting se curely on the ground Relieve the pressure in the wheel cylinder so that the wheels are resting on the ground 1 Dismount the hoses To avoid ground pollution collect the oil in a tray placed underneath the working area while carrying out repairs on the implement 2 Remove the split cotter pin and the pin The cylind...

Page 31: ...lean and free from oil or other im purities before using Loctite Do not refill the oil for the first 12 hours after the application of Loctite 5 Lubricate the outermost seal on the sleeve which has contact with the cylinder casing and the inside of the cylinder casing with oil then guide the piston into the middle position 6 Fit the gland onto the cylinder casing and tighten 7 Mount the cylinder 8...

Page 32: ...re that there is no rust around the scraper ring pos 5 in the gland If this is the case it must be removed Assembly 1 Assemble the new seals into the gland and the sleeve pos 5 6 7 8 9 2 Lubricate the screw threads on the gland pos 3 and the cylinder casing pos 1 3 Place the gland pos 3 onto the piston rod 4 Mount the sleeve pos 4 and screw on the self locking nut with Loctite Make sure that the s...

Page 33: ...Pull off the hub 22 with a wheel puller 6 Slide off the inner bearing 7 Pull off the inner ring Clean the shaft and the cap 1 To assemble follow the instructions above in reverse order Screw the cas tle nut onto the shaft while simultaneously turning the hub Tighten the nut until it is difficult to turn the wheel Now loosen the castle nut until the split pin lines up with a hole in both the shaft ...

Page 34: ...21 2 Take out the split cotter pin pos 20 3 Unscrew the castle nut pos 19 4 Knock the hub off the axle pos 2 5 Remove the bearings pos 17 18 6 Remove the seal pos 19 Assembly 1 Mount the outer rings of the bearings pos 17 18 into the hub pos 22 2 Position the seal pos 16 3 Place the inner ring of the bearing pos 18 onto the axle pos 2 and mount the axle into the hub 4 Place the inner ring of the b...

Page 35: ...ition of electric cables in 7 pole receptacle Table 6 Colour Male plug Function White 31 Frame Red 54 Stop signal Yellow 1L Turn signal left Green 1R Turn signal right Black 58L Rear light left Brown 58R Rear light right Blue 54G ...

Page 36: ...ention to the weight of the part that you are about to handle It is important to support or secure the part so that it cannot fall Dismount all hydraulic hoses and cylinders and empty the oil To avoid pollution of the ground and the surrounding area collect as much oil as possible Dispose of the oil and the hoses properly All iron used in the machine is recyclable ...

Page 37: ...MAXIDISC Side 37 Hydraulic System Diagram ...

Page 38: ...MAXIDISC Side 38 Spare Parts ...

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