LEMKEN Rubin 9 U + K U Operating Instructions Manual
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LEMKEN Rubin 9 U + K U Operating Instructions Manual

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Operating Instructions
Compact Disc Harrow
Rubin 9 U + K U
- EN -
Item no. 175_3622
4/01.11
LEMKEN GmbH & Co. KG
Weseler Straße 5, D-46519 Alpen / PO Box 11 60, D-46515 Alpen
Telephone (0 28 02) 81-0, Fax (0 28 02) 81-220
E-mail: lemken@lemken.com, Internet: http://www.lemken.com

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Summary of Contents for LEMKEN Rubin 9 U + K U

  • Page 1 Operating Instructions Compact Disc Harrow Rubin 9 U + K U - EN - Item no. 175_3622 4/01.11 LEMKEN GmbH & Co. KG Weseler Straße 5, D-46519 Alpen / PO Box 11 60, D-46515 Alpen Telephone (0 28 02) 81-0, Fax (0 28 02) 81-220...
  • Page 3 However, this brief instruction is not a substitute for thorough study of the operating instructions. These operating instructions will help to familiarise you with the LEMKEN GmbH & Co. KG device and the options available for using it.
  • Page 4 Remember that you should only use genuine LEMKEN spare parts. Reproduction parts have a negative influence on the function of the device, have a shorter ser- vice life and present risks and hazards that cannot be estimated by LEMKEN GmbH & Co. KG. They also increase the maintenance costs.

  • Page 5: Table Of Contents

    Contents CONTENTS Contents ........................... 3 General information ....................8 Liability........................... 8 Guarantee........................8 Copyright ........................9 Optional accessories ....................9 Symbols used in the Operating Instructions............10 Hazard classes ......................10 Information........................10 Environmental protection ................... 11 Indication of passages....................11 Safety measures and precautions.................
  • Page 6 Contents Operation on public highways ................... 24 3.9.1 Lighting system and identification ................24 3.9.2 Requirements of the tractor..................24 3.9.3 Axle loads......................... 25 3.9.4 Check before departure ................... 29 3.9.5 Correct behaviour in road traffic ................29 3.10 Obligation of the operator ..................30 3.11 Operating the device safely..................
  • Page 7 Contents Hydraulic system......................42 6.7.1 Transport........................42 6.7.2 Work assignment ..................... 42 6.7.3 Coupling and uncoupling..................42 Coupling and uncoupling implement..............43 Coupling........................45 Dismounting ........................ 47 Drawbar ........................49 Upper control link......................50 Safety equipment ....................51 General information ....................51 Protective devices.......................
  • Page 8 Contents 10.5 Rebound harrow......................70 10.5.1 Adjusting the distance ..................71 10.5.2 Adjusting the height ....................72 10.5.3 Adjusting the tilt angle ..................73 10.6 Guide plates......................... 73 10.7 Rollers .......................... 74 10.7.1 General information ....................74 10.7.2 Lowering depth of the rollers ................75 10.7.3 Blade rollers......................
  • Page 9 Contents 13.3 Maintenance intervals ....................90 13.3.1 After commissioning (within 2 hours) ..............90 13.3.2 Daily check ......................90 13.3.3 Weekly check ....................... 90 13.4 Lubrication chart ......................91 13.5 Tightening torques...................... 92 13.5.1 Wheel nuts......................92 13.5.2 Other bolt connections..................92 13.6 Checking connections to the tractor .................

  • Page 10: General Information

    Co. KG, in particular Section IX, shall apply. Liability. In line with the dimensions cited in these conditions the LEMKEN GmbH & Co. KG shall not be held liable for any personal or material damage, when such damage is caused by one or more of the following reasons: ...

  • Page 11: Copyright

    Infringements will result in a claim for damages. Optional accessories LEMKEN implements may be equipped with various accessories. The operating instructions below describe both series components and optional accessories. Please note: These accessories will vary depending on the type of equipment.

  • Page 12: Symbols Used In The Operating Instructions

    Symbols used in the Operating Instructions SYMBOLS USED IN THE OPERATING INSTRUCTIONS Hazard classes The following symbols are used in the Operating Instructions for particularly im- portant information: DANGER Denotes an imminent hazard with high risk, which will result in death or severe physical injury, if not avoided.

  • Page 13: Environmental Protection

    Symbols used in the Operating Instructions Environmental protection Indication of special recycling and environmental protection measures. Indication of passages The following symbols are used for particular passages in the operating instruc- tions:  Indicates work steps  Indicates enumerations...

  • Page 14: Safety Measures And Precautions

    Safety measures and precautions SAFETY MEASURES AND PRECAUTIONS General safety instructions for the operator are specified in the chapter entitled "Safety measures and precautions". At the start of some main chapters the safety instructions, which refer to all work to be carried out in this chapter, are listed to- gether.

  • Page 15: Intended Use

    The implement must not be used immediately after self-propelled vehicle for slurry spreading, which exceeds the LEMKEN-specified output limits for tractors (cf. LEMKEN price list) and which are equipped with a three-point linkage, which  is double-acting,  does not exhibit any float position and ...

  • Page 16: Safety Equipment On The Device

    Safety measures and precautions Safety equipment on the device To protect the user and the device, the device features special safety equipment.  Always keep all safety equipment in working order. Rubin rigid Lighting system with warning panels for front and rear...
  • Page 17 Safety measures and precautions Rubin folding Lighting system at front and rear with warning pa- Protective devices of the hollow discs nels Hydraulic fold-out lock Protective device of the toothed packer roller...

  • Page 18: Safety And Warning Signs

    Safety measures and precautions Safety and warning signs 3.4.1 General information The device features all equipment which ensures safe operation. If hazardous ar- eas could not be completely secured with respect to operational safety, warning signs are affixed which indicate these residual risks. Damaged, lost or illegible warning signs must be replaced immediately.
  • Page 19 Safety measures and precautions ATTENTION: Do not remain in the operating and swivel area of the device. ATTENTION: Danger of crushing. CAUTION: Keep out of the folding area of the de- vice! CAUTION! The front axle of the tractor must always be loaded with at least 20% of the trac- tor's curb weight!

  • Page 20: Position Of Safety And Warning Signs

    Safety measures and precautions 3.4.3 Position of safety and warning signs Rubin 9 U Rubin 9 KU...

  • Page 21: Special Safety Instructions

    Safety measures and precautions Special safety instructions Risk of injury due to non-observance of the currently valid occupational safety guidelines If the currently valid occupational safety guidelines are bypassed WARNING or safety equipment is rendered unusable when handling the de- vice, there is a risk of injury.
  • Page 22 Safety measures and precautions Risk of injury when freeing casualties When rescuing people trapped or injured by the device, there is a risk of additional serious injury to the casualty if the hydraulic con- nections were not connected according to their colour coding as described in the section entitled "Required hydraulic equipment".

  • Page 23: Hazardous Areas

    Safety measures and precautions Hazardous areas Moving hazardous area WARNING The implement's hazardous area moves as the implement is ope- rated! During implement operation, there must be nobody in front of the actual hazardous area, as the hazardous area moves with the implement.

  • Page 24: Hazardous Area When Folding The Implement In And Out

    Safety measures and precautions Rubin folding 3.6.2 Hazardous area when folding the implement in and out...

  • Page 25: Residual Risks

    Safety measures and precautions Residual risks Residual risks are particular hazards which occur when handling the device and which cannot be eliminated despite a design in accordance with safety require- ments. Residual risks are not usually obvious and may be the source of a potential injury or health hazard.

  • Page 26: Applicable Rules And Regulations

    Safety measures and precautions Applicable rules and regulations The applicable rules which must be observed during operation of the device are listed below:  Observe the currently valid national highway code!  Observe the currently valid national laws and regulations for occupational safety.

  • Page 27: Axle Loads

    Safety measures and precautions 3.9.3 Axle loads Implements mounted to the front and rear three-point linkage must not result in the following being exceeded:  permissible gross weight of tractor,  permissible axle loads of tractor,  the tractor's tyre load-carrying capacities. The tractor's front axle must always be loaded with at least 20 % of the tractor's curb weight.
  • Page 28 Safety measures and precautions Data from tractor operating instructions  Take the following data from your tractor's operating instructions: Abbreviation Data Tractor kerb weight (kg) _______ kg Front axle load (kg) of empty tractor _______ kg Rear axle load (kg) of empty tractor _______ kg Data from implement operating instructions ...
  • Page 29 Safety measures and precautions Calculation of minimum ballasting value at front G for rear mounting V min implement x (c + d) – T x b + (0.2 x T x b) V min a + b  Enter the calculated minimum ballasting value, as required at the front of the tractor, into the table.
  • Page 30 Safety measures and precautions Calculation of actual rear axle load T H tat H tat V tat  Enter the value for the calculated actual rear axle load and the permissible rear axle load as given in the tractor's operating instructions into the table. Tyre load-carrying capacity ...

  • Page 31: Check Before Departure

    Safety measures and precautions 3.9.4 Check before departure  Before driving with the implement raised, lock the control lever of the control unit; otherwise it may drop and the implement may be unintentionally lowered.  Mount and check the transport equipment such as the lighting system, warning signs and protective devices.

  • Page 32: Obligation Of The Operator

    Safety measures and precautions 3.10 Obligation of the operator  Before switching on the device, read the operating instructions.  Follow the safety instructions!  Wear appropriate protective clothing when carrying out any work on the device. Protective clothing must be tight-fitting! ...

  • Page 33: Operating The Device Safely

    Safety measures and precautions 3.11 Operating the device safely 3.11.1 General information  Before starting work, familiarise yourself with all equipment and actuating ele- ments as well as their functions!  Do not operate the device until all protective devices have been attached and are in the safety position! ...

  • Page 34: Personnel Selection And Qualifications

    Safety measures and precautions 3.11.2 Personnel selection and qualifications  The driver of the tractor must have the appropriate driving licence!  Any work on the device may be carried out by trained and instructed personnel only. Personnel must not be on drugs, intoxicated or taking medication! ...

  • Page 35: Handing Over The Device

    Handing over the device HANDING OVER THE DEVICE  As soon as the device is delivered, ensure that it corresponds with the order package.  Also check the type and completeness of any supplied accessories. When the device is handed over, your dealer will explain how it works. ...

  • Page 36: Design And Function

    Design and function DESIGN AND FUNCTION Overview Rubin 9 U 1 Three-point tower 2 Hollow discs 3 Working depth adjustment for hollow discs 4 Side limitation 5 Drawbar 6 Rebound harrow 7 Roller...
  • Page 37 Design and function Rubin 9 KU 1 Three-point tower 2 Hollow discs 3 Working depth adjustment for hollow discs 4 Side limitation 5 Drawbar 6 Rebound harrow 7 Roller 8 Hydraulic transportation lock 9 Lighting system...

  • Page 38: Function

    Design and function Function 5.2.1 Three-point tower The three-point tower with top link pin and drawbar complies with the ISO 730 standard and serves to connect the implement with the three-point linkage of the tractor. The Rubin 9 U is available with drawbars L2/Z3 or L3/Z3. The Rubin 9 KU is also available with drawbars L3/Z4 or K 700.

  • Page 39: Drawbar

    Design and function 5.2.5 Drawbar The height-adjustable drawbar can be mounted at two heights. This makes it pos- sible among other things to change the intake behaviour and lifting height of the implement. 5.2.6 Rebound harrow The two rebound harrows positioned behind the hollow discs have adjustable height and inclination.

  • Page 40: Preparation Of The Tractor

    Preparation of the Tractor PREPARATION OF THE TRACTOR Tyres The pressure - especially in the rear tractor tyres - must be equal. In heavy condi- tions it may be necessary to add wheel weights and/or water ballast. (See manu- facturer’s instructions). Lift Rods Adjust lift rods to equal length.

  • Page 41: Required Hydraulic Equipment

    Preparation of the Tractor Required hydraulic equipment The implement is supplied as standard with separate hydraulic connections for each consumer. The protective caps for the hydraulic connections are colour- coded and the hydraulic connections themselves are alphanumerically coded. For operation of the individual hydraulic devices listed below, the tractor must be equipped with the following double-acting control units: Trac- Single acting...

  • Page 42: Three-Point Linkage

    Preparation of the Tractor Three-point linkage Danger to life if three-point linkage category is too small If a drawbar or a top link pin is used with a category that is too small, these components may be overloaded and break. As a re- sult, the implement may fall down and injure or kill people in the DANGER immediate vicinity.
  • Page 43 Preparation of the Tractor For this implement, the only drawbars (1) and top link pins (2) approved are those listed in the table below and those that cor- respond to the category of the three-point linkage on the tractor. If they do not match, then either the tractor's three-point linkage or the implement's drawbar (1) and the top link pin (2) must be replaced with a sui-...

  • Page 44: Hydraulic System

    Preparation of the Tractor Hydraulic system 6.7.1 Transport Lowering the three-point linkage CAUTION The device may be damaged if the three-point linkage of the trac- tor is lowered due to an incorrect setting or operation.  For transport always switch the hydraulic system of the tractor to "position control".

  • Page 45: Coupling And Uncoupling Implement

    Coupling and uncoupling implement COUPLING AND UNCOUPLING IMPLEMENT Risk of injury when coupling the device WARNING There is a risk of body parts being crushed between the tractor and device The tractor must be secured against unintentionally rolling away.  Never actuate the hydraulic system of the tractor if there are people between the tractor and device.
  • Page 46 Coupling and uncoupling implement Danger to life due to unsecured connection between lower link and drawbar If the connection between lower link and drawbar is not secured, the pintle of the drawbar may slip out. DANGER As a result, the implement may fall down and injure or kill people in the immediate vicinity.

  • Page 47: Coupling

    Coupling and uncoupling implement Coupling  When coupling the implement, switch the hydraulic system of the tractor to po- sition control.  Drive the tractor backwards towards the implement until the tractor is in front of the implement and the catch hooks of the lower links (2) can be coupled with the drawbar (3).
  • Page 48 Coupling and uncoupling implement The position of the top link also presets the pressure on the rollers and therefore the degree of tilling and recompacting of the soil. See also the section entitled “Pressure load of the rollers”.  Secure the top link pin (7) using the linch pin.

  • Page 49: Dismounting

    Coupling and uncoupling implement Dismounting Rubin – folding  Dismount the protective device for the folding implement.  Before extending the side sections, lift out the device all the way.  Completely extend the implement. Rubin – rigid and folding ...
  • Page 50 Coupling and uncoupling implement the protective caps.  Carefully drive the tractor away from the implement.

  • Page 51: Drawbar

    Coupling and uncoupling implement Drawbar The drawbar (1) can be mounted on the device at two heights = draw point posi- tions. The picture shows the drawbar (1) in the upper mounting position = low draw point. The bores (2) are used to hold the drawbar (1) in the lower mounting position = high draw point.

  • Page 52: Upper Control Link

    Coupling and uncoupling implement Upper control link Risk of injury from unsecured upper control link pin If the upper control link pin is not secured, it may slip out or get CAUTION lost.  As a result, the implement may fall down or be damaged. ...

  • Page 53: Safety Equipment

    Safety equipment SAFETY EQUIPMENT General information Before each use, the function of all safety equipment must be checked and it must be used or operated as specified in this manual. Protective devices WARNING Risk of injury from hollow discs or harrow tines Other road users could be injured hollow discs or harrow tines.
  • Page 54 Safety equipment  Insert the front of the protective device into the side part with the hook (4).  Fasten the tightening straps (3) on the back of the protective devices (2).  Connect the back of the protective de- vices with the tightening straps (3) using the lugs (5) of the rebound harrow.
  • Page 55 Safety equipment The corresponding bottom of the protective devices must also cover the cutting edge of the lowest hollow disc.

  • Page 56: Lighting System

    Safety equipment Lighting system 8.3.1 Attachable lights - GEKA system The lighting system consists of attachable lights (1), which must be attached in the plug boxes (2) for driving on public high- ways.  Folding implement There are two front attachable lights (1) with white marker lights and two rear at- tachable lights fitted with tail lights.
  • Page 57 Safety equipment Moving from work position to transport position – Folding implement  To do this, lift out the extended imple- ment by approx. 20 cm.  Release the guide pins (4) and pull them out of the swivel pockets (5). ...
  • Page 58 Safety equipment Moving from transport position to work position – Folding implement  Remove the attachable lights (1) from the plug boxes (2) and set them down in the tractor cab.  Remove the side protective devices if they are mounted before extending the implement.

  • Page 59: Lighting System - Permanently Mounted

    Safety equipment 8.3.2 Lighting system – permanently mounted The permanently mounted lighting system does not need to be moved for work.

  • Page 60: Transport Dimensions

    Safety equipment Transport dimensions Danger due to implement being raised too high WARNING The height of the retracted implement may be too high for driving on public highways. This means there is an increased danger un- der bridges, driveways and high-voltage lines. ...

  • Page 61: Retracting/Extending The Side Sections

    Retracting/extending the side sections RETRACTING/EXTENDING THE SIDE SECTIONS Risk of accident due to incorrect retraction of the side sections Incorrect retraction of the side sections will result in accidents if the- re are people in the slewing and folding area of the side section or if there are high-voltage lines in the slewing and folding area of the DANGER side sections.

  • Page 62: Retracting

    Retracting/extending the side sections Retracting  Before retracting the side sections (1), lift out the device all the way.  Retract the side sections (1) of the implement. This is done by operating the control unit in the retract position (1st pressure position). The side parts are retracted through the folding cylinder (2) up to the end position.

  • Page 63: Extending

    Retracting/extending the side sections Extending Risk of accident due to incorrect extension of the side secti- Incorrect extension of the side sections will result in accidents if there are people in the hazardous areas of the side section or if there are high-voltage lines in the slewing and folding area of the side sections.
  • Page 64 Retracting/extending the side sections  Remove the protective equipment.  Before extending the side sections (1), lift out the implement all the way.  Release the control unit of the tractor for the folding cylinders (2).  Then switch the control unit to the retract position (1st pressure position) and then quickly to the extend position (2nd pres- sure position).

  • Page 65: Retracting The Outer Hollow Discs - Rubin Rigid

    Retracting/extending the side sections Retracting the outer hollow discs - Rubin rigid Risk of accident due to outer hollow discs that are not retrac- DANGER When the outer hollow discs of the Rubin 9/300 U are not retrac- ted, the implement is wider than 3 m. This can result in accidents when driving on public highways, which in turn could cause persons to be injured or killed.

  • Page 66: Extending The Outer Hollow Discs - Rubin Rigid

    Retracting/extending the side sections Extending the outer hollow discs - Rubin rigid Risk of accident due to uncontrolled extending of the outer hollow discs CAUTION If the clamping sleeve is not completely engaged in the recess, it may slip out of the recess while the outer hollow discs are being extended.

  • Page 67: Adjustments

    Adjustments ADJUSTMENTS Risk of accident when making adjustments When making any adjustments to the device, there are risks of crushing, cutting, clamping and striking your hands, feet and body on heavy and occasionally compressed and/or sharp-edged parts.  Always park implement on the ground. DANGER ...

  • Page 68: Working Depth Of Hollow Discs

    Adjustments 10.1 Working depth of hollow discs Risk of accident from freely rotating rollers Particularly when adjusting the working depth, climbing onto freely DANGER rotating rollers brings a risk of crushing and pinching limbs be- tween the freely rotating rollers and fixed parts of the implement. Adjusting work may only be performed by accordingly instructed personnel.
  • Page 69 Adjustments The working depth of the implement can be adjusted by approx. 3 to 14 cm. This is done using the guide pins (1).  Raise the implement using the three- point hydraulics on the tractor.  Release the lower guide pins (1) by re- moving the linch pins.

  • Page 70: Lateral Draw

    Adjustments 10.2 Lateral draw The front and rear oblique positioned hollow discs create opposite lateral forces, which are compensated. If there is still lateral draw noticeable, it can be eliminated as follows: Lateral draw to the right => Turn lop link longer Lateral draw to the left =>...

  • Page 71: Side Limitation

    Adjustments 10.4 Side limitation Risk of unsecured parts CAUTION If the side limitation is not secured during adjustment, it slides downwards. This can lead to crushing of the hands or to foot inju- ries. The side limitation should always be fixed in place so that it can- not slip downwards.

  • Page 72: Rebound Harrow

    Adjustments 10.5 Rebound harrow Loss of components, component collision CAUTION If the guide pins are not secured on the rebound harrow, they can fall out due to vibrations in operation. This can cause the rebound harrow to strike the rollers. The guide pins must always be secured by linch pins.

  • Page 73: Adjusting The Distance

    Adjustments 10.5.1 Adjusting the distance  Release the guide pins (2) by removing the linch pins (5).  Remove the guide pins (2). The corresponding rebound harrow (1) is held in place by the guide pins (4).  Move the corresponding rebound harrow (1) so that the required distance of the rebound harrow from the hollow discs is reached and so that a bore of the front...

  • Page 74: Adjusting The Height

    Adjustments 10.5.2 Adjusting the height To ensure that the rebound harrow (1) cannot fall down, either the guide pins (2) or (4) must be mounted. If the rebound harrow (1) needs to be pla- ced lower, the upper guide pins (4) must be inserted in a higher bore in the back rows of holes before the height of the re- bound harrow is changed.

  • Page 75: Adjusting The Tilt Angle

    Adjustments 10.5.3 Adjusting the tilt angle  Release the guide pins (3) and (4).  Rotate the corresponding rebound har- row (1) to the required position.  Insert the guide pins (3) as high as pos- sible directly below the carrier (7) into a bore in the rear rows of bores.

  • Page 76: Rollers

    Adjustments 10.7 Rollers 10.7.1 General information The implement can be fitted with different roller types, see the following roller ta- ble. The rollers control the implement at the working depth. Irrespective of the roller type used, the soil is more or less recompacted or more or less crumbled. Rubin 9 U Rubin 9 KU Roller type...

  • Page 77: Lowering Depth Of The Rollers

    Adjustments 10.7.2 Lowering depth of the rollers Risk of accident from freely rotating rollers Particularly when adjusting the working depth, climbing onto freely DANGER rotating rollers brings a risk of crushing and pinching limbs be- tween the freely rotating rollers and fixed parts of the implement. Adjusting work may only be performed by accordingly instructed personnel.

  • Page 78: Blade Rollers

    Adjustments 10.7.3 Blade rollers CAUTION Loss of components If the guide pins are not secured, they can fall out due to vibra- tions during operation. The guide pins must always be secured by split rings. Working depth of blades The working depth of the blades (6) is ad- justed using the guide pins (3) as follows: ...
  • Page 79 Adjustments Movement of blades The upward movement of the blades (6) is limited using the guide pins (5). If necessa- ry, slight movement upwards can be per- mitted. Position of blades The blades are generally screwed onto the blade frame (7) in the front position. In ca- se of wear, the blades (6) can be moved backwards.

  • Page 80: Pressure Load On Rollers - Intake Behaviour

    Adjustments 10.7.4 Pressure load on rollers - Intake behaviour The pressure load on the rollers is determined by the position of the upper control link and the mounting position of the drawbar. The hydraulic system of the tractor must be switched to the float position. Drawbar The drawbar should always be mounted in the upper mounting position.
  • Page 81 Adjustments  The lower the upper control link is mounted on the implement's three-point tower, the greater the pressure load on the rollers – resulting in better intake be- haviour.  The higher the upper control link is mounted on the implement's three-point tower, the lower the pressure load on the rollers –...
  • Page 82 Adjustments Upper control link mounting position Risk of injury from unsecured upper control link pin If the upper control link pin is not secured, it may slip out or get lost. CAUTION As a result, the implement may fall down or be damaged. As a result, people in the immediate vicinity may be injured.
  • Page 83 Adjustments Drawbar mounting position The mounting position of the drawbar (1) with unhitched implement can be changed as follows:  Remove the nuts (3) on the bolts (4) of the two locking pieces (5).  Pull the drawbar (1) as far as the middle out of the bores of the rail plates (6).
  • Page 84 Adjustments  Push the locking pieces (5) onto the drawbar (1).  Ensure that the side with the support surface (7) is facing the rail plate (6).  Push the drawbar (1) through the bores until the two ends of the drawbar (1) on the left and right are the same distance from the rail plates (6).

  • Page 85: Operation

    Operation OPERATION 11.1 Turning at the headland DANGER Risk of damage to components If the implement is not fully raised, there is a danger that compo- nents may be damaged during an improper turn at the headland. Before turning at the headland the implement must be completely raised before turning-in to avoid any damage to the implement.

  • Page 86: Slotted Hole For Top Link

    Operation 11.3 Slotted hole for top link If the implement is swinging during work or uncontrolled swinging occurs, either a deeper working depth must be chosen or it must be worked with a higher working speed. If this is unsuccessfull, the top link must be connected to the slotted hole (1).

  • Page 87: Switching Off The Device

    Switching off the device SWITCHING OFF THE DEVICE 12.1 Shutting down the device in an emergency  In an emergency shut down the device via the tractor.  Switch the tractor engine off.  Remove the ignition key. Damage caused by improper storage of the device If incorrectly or improperly stored, the device may be damaged, CAUTION e.g.

  • Page 88: Maintenance And Repairs

    Maintenance and repairs MAINTENANCE AND REPAIRS 13.1 Special safety instructions 13.1.1 General Risk of injury when carrying out maintenance and repair work There is always the risk of injury when carrying out maintenance and repair work. WARNING  Use suitable tools, suitable climbing aids, platforms and support elements.

  • Page 89: Immobilise The Implement For Maintenance And Repairs

    Maintenance and repairs 13.1.4 Immobilise the implement for maintenance and repairs Risk of accidents when tractor starts up Injuries may occur if the tractor starts moving during maintenance and repair work.  Switch off the tractor engine before carrying out any work on the WARNING implement.

  • Page 90: Working Under The Raised Device

    Maintenance and repairs 13.1.7 Working under the raised device Risk of accident due to lowering and extending of compo- nents and devices It is extremely dangerous to work under raised or next to retracted WARNING components and devices.  Always secure the tractor to prevent it from rolling away. Re- move the ignition key and secure the tractor to prevent it from being started up by unauthorised persons.

  • Page 91: Environmental Protection

    Maintenance and repairs Risk of accident due to tool slipping off If applying a large force, e.g. when loosening bolts, the tool may WARNING slip off. This may result in hand injuries on sharp-edged parts.  Avoid applying a large force by using suitable auxiliary equip- ment (e.g.

  • Page 92: Maintenance Intervals

    Replace damaged or defective hydraulic hoses im- mediately. The hydraulic hoses must be replaced 6 years after the date of manufacture at the latest. Only used hydraulic hoses approved by Lemken.  Check that all safety equipment is functioning pro- Safety equipment perly.

  • Page 93: Lubrication Chart

    Maintenance and repairs 13.4 Lubrication chart Position Number of Before a After a win- lubrication winter break ter break points Periods of ope- ration Bearing of overload elements Flap hinges of the side sections Bolts for the folding cylinders * Number of lubrication points per unit...

  • Page 94: Tightening Torques

    Maintenance and repairs 13.5 Tightening torques 13.5.1 Wheel nuts Diameter / Tightening tor- thread [Nm] M12x1.5 M14x1.5 M18x1.5 M20x1.5 M22x1.5 13.5.2 Other bolt connections Diameter / Property class thread 8.8 [Nm] 10.9 [Nm] 12.9 [Nm] 13.6 16.3 M8 / M8x1 23.4 32.9 39.6...

  • Page 95: Checking Connections To The Tractor

    Maintenance and repairs 13.6 Checking connections to the tractor Visually inspect the hydraulic couplings. Check that the hydraulic couplings are not leaking hydraulic fluid. Connect the hydraulic lines to the tractor and check for leaks under pressure. Defective or leaking couplings must be repaired or replaced immediately by a specialist workshop.

  • Page 96: Scrapers

    Maintenance and repairs 13.7 Scrapers 13.7.1 Scrapers on toothed packer roller The scraper (1) can be adjusted using ad- justing nuts (2).  Loosen the setting nut (2).  Adjust the distance between the relevant scraper (1) and the roller casing (3) in accordance with the following table.

  • Page 97: Scrapers On Rubber Ring Roller

    Maintenance and repairs 13.7.2 Scrapers on rubber ring roller The scrapers (1) on the rubber ring rollers (2) have slots to allow adjustment.  Release the self-locking nut (3).  Adjust the relevant scraper on the roller so that it has a clearance of between 8 and 12 mm to the rings.

  • Page 98: Trapezoidal Packer Roller Scrapers

    Maintenance and repairs 13.7.4 Trapezoidal packer roller scrapers The trapezoidal packer roller is fitted with scrapers (1) whose distance from the roller casing (4) can be adjusted with eccentric nuts (2).  Undo the bolt (3) of the eccentric nut (2) using a 19 mm spanner.

  • Page 99: Technical Data

    Technical data TECHNICAL DATA Rubin 9/250 U 9/300 U 9/350 U 9/400 U Weight [approx. kg] * 1800 2040 2300 2560 Length [approx. cm] * Transport width [approx. cm] Height [approx. cm] Working width [approx. cm] Centre of gravity distance [ap- prox.

  • Page 100: Identification Plate

    Identification plate IDENTIFICATION PLATE Rubin S The identification plate (1) is situated on the front side on the carrier. Rubin K The identification plate (1) is situated on the front side on the carrier.

  • Page 101: Noise, Airborne Sound

    Noise, Airborne Sound NOISE, AIRBORNE SOUND The noise level of the implement does not exceed 70 dB (A) during work. NOTES As the version of equipment is depending from the order, the equipment of your implement and its description concerned may deviate in some cases. To ensure a continuously updating of the technical features, we reserve the right to modify the design, equipment and technique.

  • Page 102: Index

    Index INDEX Axle loads ......................25 Blade rollers......................76 Check Chains ....................... 38 Coupling ....................... 45 Drawbar ........................ 49 Extending......................61 Guide plates ......................73 Hollow discs extending ..................64 Hollow discs retracting..................63 Hydraulic equipment ..................... 39 Lateral draw......................68 Maintenance ......................
  • Page 103 Index Working depth of hollow discs ................66...

  • Page 104: Eu Declaration Of Conformity

    Lemken GmbH & Co. KG Weseler Strasse 5 D-46519 Alpen, Germany hereby declare that the implement described below Compact Disc Harrow Rubin 9 U + K U ___ ___ ___ ___ ___ ___ Model Serial number in the plant shipped equipment scope, complies with the pertinent regulations of EU Directive for Machines 2006/42/EG.

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