LEMKEN JUWEL 8 M Instruction Manual
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LEMKEN JUWEL 8 M Instruction Manual

Mounted reversible plough
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OPERATING INSTRUCTIONS
MOUNTED REVERSIBLE PLOUGH
JUWEL 8 M
en-GB | Item no. 17515938 | BA 00/08.2021

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Summary of Contents for LEMKEN JUWEL 8 M

  • Page 1 OPERATING INSTRUCTIONS MOUNTED REVERSIBLE PLOUGH JUWEL 8 M en-GB | Item no. 17515938 | BA 00/08.2021...
  • Page 2 Pass these instructions to all users / owners. Original instructions © 2021 | This documentation is copyright protected. The copyright remains with LEMKEN GmbH & Co. KG, Weseler Strasse 5, D-46519 Alpen. The texts, diagrams and drawings must not be duplicated, distributed or disclosed in any other way,...

  • Page 3: Table Of Contents

    Table of contents Table of contents About these instructions............................1 1.1 Introduction................................. 1 1.2 Target groups..............................2 1.3 Applied symbols..............................2 1.3.1 Design of warning signs..........................2 1.3.2 Signal words and hazard statements...................... 3 1.3.3 Warning of property damage........................3 1.3.4 Other notices and information........................
  • Page 4 Table of contents 3.14 Disc coulter..............................27 3.15 Subsoiler................................28 Attaching..................................29 4.1 Checking suitability of the tractor......................29 4.2 Preparations at the tractor........................... 30 4.3 Mounting the machine..........................31 Road travel................................. 34 5.1 Information on road travel........................... 34 5.2 Preparing for road travel..........................34 5.2.1 Preparing the lighting equipment for road travel................
  • Page 5 Table of contents 6.3.17 Adjusting the release force of the hydraulic overload safety device........75 6.4 Working with the machine.......................... 78 6.4.1 Standard procedure............................ 78 6.4.2 Driving on the headland........................... 79 Cleaning and care..............................80 7.1 After working in the field..........................80 7.2 Cleaning with high-pressure cleaner.......................
  • Page 6 Table of contents 12.4 Required drawbar load..........................103 12.5 Performance data............................104 12.6 Connection data............................104 12.6.1 Electrical connections........................... 104 12.6.2 Hydraulic connections.......................... 105 12.7 Noise, airborne sound..........................106 12.8 Operating materials........................... 106 12.9 Tyres and wheels............................107 12.10 Permitted shear bolts..........................107 Index..................................

  • Page 7: About These Instructions

    About these instructions About these instructions Introduction Observe the operating instructions These operating instructions are important and belong to the machine's scope of delivery. These operating instructions must be available to the user at the place of use. Always read chapter "Safety" before using the machine for the first time.

  • Page 8: Target Groups

    About these instructions Initial commissioning These operating instructions do not describe initial commissioning. INFORMATION Prior to operation, initial commissioning and instruction in operation, setting and maintenance must have been carried out by the dealer. Target groups The target groups of these operating instructions are operators, users and service personnel of the machine.

  • Page 9: Signal Words And Hazard Statements

    About these instructions 1.3.2 Signal words and hazard statements The following signal words and hazard statements are used to label warning signs and to warn of residual risks: DANGER Indicates an immediate hazardous situation If the hazardous situation is not avoided, it will result in death or serious injury.

  • Page 10: Symbols And Text Markings

    About these instructions 1.3.5 Symbols and text markings Symbol, text marking Meaning In front of and in texts Marking for routine maintenance ● tasks Activities that demand the help of service staff. Listing Position numbers [1], Example: ‘Settings’ Software element Example: [OK] Softkey, key, switch and button [kg]...

  • Page 11: Further Applicable Documents

    About these instructions Further applicable documents Further documents to be observed: Operating instructions of the tractor For partially assembled or disassembled delivery: Mounting instructions Spare parts list Operating instructions for the furrow press INFORMATION In other documents and in sections of these operating instructions, the machine is also referred to as an imple‐...

  • Page 12: Safety

    Safety Safety Intended use The machine is used for soil cultivation on agricultural land. It may only be used in accordance with the recognised rules of good agricultural practice. Limitations The permitted working depth is limited to the cultivatable soil horizons. Not intended for use in the following cases: On very or deep-frozen soils In soil horizons with unweathered bedrock...
  • Page 13 Safety Operating instructions The operating instructions are part of the machine. The machine is intended exclusively for use in accordance with these operating instructions. Applications of the machine not described in these oper‐ ating instructions may result in personal injury or death or property damage.

  • Page 14: Personnel Qualification Requirements

    Safety Personnel qualification requirements Operator The operator is obliged to inform all the users about correct application of the machine and the respective hazards. This can be done on the basis of these operating instructions. The operator is responsible for ensuring that the operating instructions are always available at the machine and that the users observe the operating instructions.
  • Page 15 Safety Moving hazardous area The hazardous area of the machine during operation. Moving hazardous area The hazardous area includes the area in the direction of travel across the entire width of the machine. NEVER climb out of the tractor while it is moving. ►...

  • Page 16: Workplaces And Passengers

    Safety Parked machine The parked machine may overturn. This may result in fatal or serious injuries. Park the machine in operating position. ► Park the machine on firm and level ground only. ► Place a plate (metal, wood, stone) with sufficient carrying capacity ►...

  • Page 17: Technically Perfect Condition

    Safety Observe the hazardous areas. ► Pay attention to other persons in the vicinity of the machine. ► Passengers Passengers may fall from the machine and seriously injure themselves. Scattered objects may hit and injure passengers. NEVER allow persons to ride along on the machine. ►...
  • Page 18 Safety Danger due to damage to the Damage to the machine can impair the operational safety of the machine machine and cause accidents. This may result in fatal or serious injuries. To ensure that the machine is in a safe condition, carry out the fol‐ lowing measures: Check the machine according to the maintenance schedule.

  • Page 19: Safe Handling

    Safety Safe handling 2.6.1 Personal protective equipment Carrying and wearing protective equipment is an important safety component. Lack of or inappropriate protective equipment increases the risk of damage to health and injury to persons. For certain work on the machine, the following protective equipment is required in addition to suitable workwear: Safety gloves Use protective equipment as follows:...

  • Page 20: Safety Devices And Labels

    Safety Safety devices and labels For the protection of the user, other persons and the machine, the machine is equipped with special safety devices, e.g.: Lighting equipment and markings Stabilisation The actual equipment of the machine with safety devices depends on the country-specific rules and regulations.

  • Page 21: Design And Description

    Design and description Design and description Machine overview INFORMATION Depending on the equipment of the machine and country-specific requirements, the assembly groups described below may be present on the machine. Cross shaft Depth wheel Turnover device Lighting equipment Headstock Overload safety device Basic frame 10 Disc coulter Plough bodies...

  • Page 22: Machine Safety

    Design and description Machine safety 3.2.1 Position of the label 3.2.2 Meaning of the labels This section explains the information and warning signs that have been affixed to the machine. Reading the operating instructions Incorrect use or operation of the machine can result in death or serious injury.
  • Page 23 Design and description Turn off the engine A tractor with the engine running can cause unintentional movements. This may even be fatal or result in serious injuries. Before maintenance and repair work: Turn off the engine. ► Engage the parking brake of the tractor. ►...

  • Page 24: Safety Devices

    Design and description Hydraulic equipment Connection overview of hydraulic hoses P0/T0 - hydraulic overload safety device - comfort version P1/T1 - plough rotation (including hydraulic frame swing-in, if avail‐ able); top link damping P2/T2 - hydraulic depth adjustment (equipment V) P3/T3 - hydraulic depth adjustment depth and transport wheel P5/T5 - not used P6/T6 - hydraulic front furrow width adjustment...
  • Page 25 Design and description Lighting equipment Lighting equipment example Warning boards Lateral reflectors LED lighting equipment Rear reflectors Warning board Depending on national regulations, a warning board may be required for slow-moving vehicles. 3.2.3.2 Stabilisation Stand The stand ensures that the dismantled machine is stable. When mounted, the stand is folded up again.

  • Page 26: Type Plate

    Design and description 3.2.3.3 Depth and transport wheel pins Pins for securing the depth and transport wheel Type plate The machine is marked with a type plate. The machine type is uniquely defined on the type plate. Sample design of a type plate (standard) Series Type designation Model year...

  • Page 27: Headstock

    Design and description Ä Further type plate versions: Type plate variants on page 113. Headstock Headstock The headstock with cross shaft and top link pin has been Top link pin designed according to standard ISO 730. Cross shaft The headstock is used to connect the implement to the three-point linkage of the tractor.

  • Page 28: Turnover Device

    Design and description Turnover device The implement can be fitted with a simple hydraulic turnover device or with a memory turnover device. Simple hydraulic turnover device Turnover device An implement with a simple hydraulic turnover device features Inclination angle adjustment manual inclination angle adjustment Memory turnover device Memory turnover device...

  • Page 29: Support Wheels

    Design and description Support wheels The support wheel mounted to the frame enables precise and consis‐ tent depth control. During the turning process, the support wheel swings into the position which corresponds to the respective operating position. While working in the field, the support wheel only performs a touch function.

  • Page 30: Optiquick Adjustment Centre

    Design and description Hydraulic overload safety device OptiStone Hydraulic overload safety device With the hydraulic overload safety device the release force is adjusted between a minimum and a maximum release pressure. When an obstacle is encountered, the body avoids it by both moving upwards and sideways.

  • Page 31: Onland Version

    Design and description Equipment with hydraulic adjustment of the front furrow width Draw point adjustment and hydraulic frame swing-in Front furrow width adjustment The draw point is adjusted mechanically. The front furrow width and the hydraulic frame swing-in are adjusted hydraulically. 3.11 Onland version Implements with on-land version have two operating options:...

  • Page 32: Additional Tools

    Design and description Dural Mouldboard blade The following belongs to the plough body: Shin Mouldboard, divided into shin and mouldboard blade or slat Shin Share wing Share wing Share, divided into share wing and point Point Frog Point Landside Slat Frog Landside 3.13...

  • Page 33: Disc Coulter

    Design and description Sword coulter 3.14 Disc coulter The large disc coulters pre-cut the furrow edge. Various disc coulters are available. Disc coulter, smooth Equipment with disc coulter smooth, stalk rigid Stalk, rigid Disc coulter, smooth Equipment with disc coulter toothed, stalk spring-loaded Stalk, spring-loaded...

  • Page 34: Subsoiler

    Design and description Disc coulter, smooth Equipment with disc coulter smooth, stalk rigid, adjustable Stalk rigid, adjustable lengthwise lengthwise 3.15 Subsoiler Example: Subsoiler en-GB | Item no. 17515938 | BA 00/08.2021...

  • Page 35: Attaching

    Attaching Attaching Checking suitability of the tractor WARNING Risk of accident due to unsuitable tractor If the tractor is not suitable for the machine, compo‐ nents of the machine may be overloaded and the tractor- machine combination may not be steered safely. This may result in accidents with injuries or death of persons or damage to the machine.

  • Page 36: Preparations At The Tractor

    Attaching Preparations at the tractor Keep the tractor documentation The tractor is prepared before attaching the machine. For this purpose, ready the user must carry out various checks and adjustments. The following information about the tractor is required: Air pressure of tyres Instructions for adjusting the lifting rods Instructions for adjusting the check chains or stabilisers Tasks on the tractor...

  • Page 37: Mounting The Machine

    Attaching Checklist At tractors with several attachment positions for the top Top link link: Check attachment position of the top link. Attach the top link, ensuring the top link in the extension points towards the front axle of the tractor. Mounting the machine WARNING Risk of accident due to unsuitable tractor...
  • Page 38 Attaching 1. Switch the hydraulics of the three-point linkage to position control for attachment. 2. Move the tractor straight back in front of the machine. Stop at a distance of about 40 cm. The lower links are positioned in front of the cross shaft 3.
  • Page 39 Attaching 17. Select attachment position for the top link. Slot Fixed hole Quick penetration on the Even field areas headland For tractors with top link Better ground adaptation control on hilly terrain For ploughs with mechan‐ Pin in the centre of the ical and hydraulic over‐...

  • Page 40: Road Travel

    Road travel Road travel Information on road travel Laws on driving on public roads differ in many countries. Pay particular attention to local laws and regulations regarding the ► following points: Driving on public highways Maximum permissible transport height Maximum permissible transport width Maximum permissible transport weight Lighting equipment Markings...

  • Page 41: Preparing The Lighting Equipment For Road Travel

    Road travel Checklist Lighting equipment The lighting equipment must be mounted and fully functional. Ä See page 35 Subsoilers Subsoilers must be remounted to transport position. Ä See page 37 Control units of the tractor Observe the instructions of the tractor manufacturer. To avoid unintentional movements of the machine: Lock the tractor control units.
  • Page 42 Road travel Version with depth and transport wheel The lighting equipment is mounted in operating position. 1. Lift the machine. 2. Turn the machine to the transport position. Ä Chapter 6.1.2 ‘Moving the plough with depth and transport wheel to transport position’ on page 39 3.

  • Page 43: Subsoilers

    Road travel 5.2.2 Subsoilers Before driving on the road: Move the subsoilers to the transport posi‐ tion. DuraMaxx (left) and Dural (right) Subsoiler 1. Release the locking bar (DuraMaxx) or pin (Dural) Holder 2. Pull the subsoiler Locking bar out of the holder 3.

  • Page 44: Operation

    Operation Operation Basic operation 6.1.1 Turning the plough frame Turnover ram The turnover device is equipped with a double acting turnover ram Shut-off valve with switching. Hydraulic ram for frame swing-in Machines with hydraulic frame swing-in are additionally equipped with a double acting hydraulic ram The hydraulic functions are operated using a double acting tractor control unit.

  • Page 45: Moving The Plough With Depth And Transport Wheel To Transport Position

    Operation 3. Apply pressure to the connection for the turnover device using the control unit. ð With hydraulic frame swing-in: The frame swings in automati‐ cally. Plough turns 180°. With hydraulic frame swing-in: The frame swings out auto‐ matically. 4. After turning and swinging out: Switch the control unit to "N" (neutral).
  • Page 46 Operation Switching depth and transport wheel CAUTION Risk of crushing Crushing and shearing points in the area of the wheel stops – Do NOT reach into the crushing points and shearing points. Hydraulically adjustable depth and transport wheel 1. Turn the plough to the right operating position. 2.
  • Page 47 Operation Hydraulically dampened depth and transport wheel 1. Rotate the plough to the right-turning position. 2. Park plough on the ground. 3. Remove the pin 4. Disconnect the hydraulic damper from the wheel stalk CAUTION: Crush risk 5. Lift up plough. Hydraulic damper 6.

  • Page 48: Moving The Plough With Depth And Transport Wheel To Operating Position

    Operation 6.1.3 Moving the plough with depth and transport wheel to operating position Standard procedure Precondition: √ The plough with depth and transport wheel is in transport position. 1. Ä Switching depth and transport wheel. 2. Ä Moving the plough to operating position. Switching depth and transport wheel CAUTION Risk of crushing...
  • Page 49 Operation 8. Mount the hydraulic ram on the wheel stalk 9. Secure the hydraulic ram with the pin 10. Lift up plough. Hydraulic ram Hydraulically dampened depth and transport wheel Wheel stalk 1. Turn the plough to the right operating position. 2.

  • Page 50: Operating The On-Land Version

    Operation Moving the plough to operating posi‐ tion 1. Lower the lower link of the tractor. 2. Connect the top link and the headstock to the top link pin 3. Lift up plough. 4. Pull the lever until the detent pin engages in the designated hole.
  • Page 51 Operation Switching from F to O-operation 1. Retract the inner hydraulic ram 2. Adjust the tractor/plough traction line with the outer hydraulic ram Initial situation: Position in F-operation Hydraulic ram, switching F-O opera‐ 3. Close shut-off valve. tion Hydraulic ram, frame swing-in Shut-off valve closed Shut-off valve Switching from O to F-operation...

  • Page 52: Changing The Setup State

    Operation 3. Open shut-off valve. Shut-off valve open Shut-off valve Changing the setup state 6.2.1 All setup options at a glance Setup options Conversion / Retrofit Sword coulter Ä Mounting the sword coulter, page 46 Wide furrow cutter Ä Mounting the wide furrow cutter, page 47 attachment arm Ä...

  • Page 53: Mounting The Wide Furrow Cutter

    Operation 6.2.3 Mounting the wide furrow cutter Wide furrow cutter The wide furrow cutter widens the furrow of the last plough body. √ Application: light to medium soils ► Mount the wide furrow cutter at the last plough body. 6.2.4 Mounting the attachment arm √...

  • Page 54: Adjusting The Depth

    Operation Adjustment options on the implement Adjustment Working depth Ä Adjusting the depth, page 48 Inclination Ä Adjusting the inclination, page 51 Adaptation of the front furrow width to the working width of the Ä Adjusting front furrow width, page 53 other plough bodies - standard version Adaptation of the front furrow width to the working width of the Ä...
  • Page 55 Operation Standard procedure 1. Switch the hydraulics for the rear lifting gear of the tractor to draft control or mixed control. 2. Preset the position of the touch wheel, to do so: Lower the machine to the ground. Adjust the position of the touch wheel. ð...
  • Page 56 Operation 2. Fix the stop in the required position with the pin 3. Secure the pin with the linch pin 4. After each change to the working depth: Align the plough again parallel to the ground via the lower link position.

  • Page 57: Adjusting The Inclination

    Operation Adjusting the working depth - depth and transport wheel, hydraulic Adjust the working depth via a double acting control unit in the ► tractor cab. The depth indicator is used for orientation: – 1 = shallow – 5 = deep Depth indicator 6.3.3 Adjusting the inclination...
  • Page 58 Operation Adjust the inclination with a simple hydraulic turnover device The inclination is adjusted mechanically via two adjusting nuts . The right and left-hand sides are adjusted separately. 1. Briefly pressurise the hydraulic connection for the turnover ram ð With hydraulic frame swing-in: The frame swings in automati‐ cally.

  • Page 59: Adjusting Front Furrow Width

    Operation 6.3.4 Adjusting front furrow width Preconditions: √ The inclination of the plough is adjusted correctly on both sides. The front furrow width is adjusted using the Optiquick adjustment centre . Here, the front furrow width is adapted to the working width of the other plough bodies.
  • Page 60 Operation Machine with mechanical front furrow adjustment and hydraulic frame swing-in The front furrow width is adjusted with the adjuster sleeve on the hydraulic ram 1. Lower the machine. 2. Undo the clamping screw 3. Extend the hydraulic ram until the adjuster sleeve has been relieved.

  • Page 61: Adjusting The Front Furrow Width - On-Land Version

    Operation Machine with hydraulic front furrow adjustment The front furrow width is adjusted with the hydraulic ram 1. Check the front furrow width. 2. If the front furrow width is not correct: Change the front furrow width. If an auxiliary operating element (see Ä see Memory turnover device) is present: –...

  • Page 62: Adjusting The Distance Of The Tractor To The Furrow Edge - On-Land Version

    Operation 6.3.6 Adjusting the distance of the tractor to the furrow edge - on-land version Preconditions: √ The inclination of the plough is adjusted correctly on both sides. O-operation The distance between the tractor and furrow edge determines the front furrow width. Adjustment takes place with the inner hydraulic Checking the distance to the furrow edge: ►...

  • Page 63: Adjusting The Tractor/Plough Traction Line - On-Land Version

    Operation Checking the side pull: ► Side pull Tractor pulls towards Turn the inner turnbuckle 1 the ploughed land. longer. Tractor pulls towards Turn the inner turnbuckle 1 the unploughed land. shorter. 6.3.8 Adjusting the tractor/plough traction line - on-land version F-operation (left) and O-operation (right) Precondition: √...
  • Page 64 Operation Machine with mechanical draw point adjustment 1. Undo the clamping screw 2. Extend the hydraulic ram until the adjuster sleeve has been relieved. 3. Checking the side pull: Side pull Tractor pulls towards Turn the adjuster sleeve the ploughed land. Decrease the dimension Tractor pulls towards Turn the adjuster sleeve...

  • Page 65: Adjusting The Pitch Angle Of The Plough Bodies

    Operation Machine with hydraulic draw point adjustment Adjustment in F-operation ► Adjust the tractor/plough traction line with the hydraulic ram Side pull Tractor pulls towards Extend hydraulic ram. the ploughed land. Tractor pulls towards Retract hydraulic ram. the unploughed land. Hydraulic ram –...
  • Page 66 Operation 2. Undo the nut The plough body can be swivelled around this pivot point. Target Pitch Adjustment angle Improved Larger Notch on the eccentric plate penetration pitch downwards in the direction angle of the point Improved Smaller Notch on the eccentric plate depth con‐...
  • Page 67 Operation The pitch angle is adjusted via the two adjusting screws , . When delivered, the plough bodies are mounted at an average pitch angle to the ground. Changing pitch angle: 1. Undo the screw 2. Undo the self-locking nut of the bolted connection The plough body can be swivelled around this pivot point.

  • Page 68: Adjusting The Working Width Of The Plough Bodies

    Operation 6.3.10 Adjusting the working width of the plough bodies Hydraulic working width adjustment The working width of the machine is infinitely adjustable. Adjustment range per body Interbody clearance [cm] [cm] 30...50 30...55 36...58 The working width of the plough bodies is adjusted via the tractor. The hydraulic ram for adjusting the working width is controlled via an additional tractor control unit.
  • Page 69 Operation Mechanical working width adjust‐ The working width of the implement can be set in four adjustments. ment Working width per body Interbody clear‐ ance [cm] The working width is adjusted by adjusting the individual plough Screw bodies and the position of the touch wheel. The leg brackets of the Screw individual plough bodies have holes for 4 different positions.
  • Page 70 Operation Adapt the position of a pendulum wheel: Plough body position Pendulum wheel position 1. Undo the screw 2. Undo the screw and reposition it in the respective hole Screw Screw 3. Tighten the screws Ä Tightening torques, page 114. Hole Hole Adapt the position of a hydraulic depth and transport wheel:...

  • Page 71: Adjusting The Landside Of Duramaxx Plough Bodies

    Operation 6.3.11 Adjusting the landside of DuraMaxx plough bodies Landside V2 Landside The landside V2 is the standard installation position that is also suitable for working on slopes. Landside V1 Landside The landside V1 is suitable for dry conditions Screw Screw Move the landside INFORMATION...

  • Page 72: Adjusting The Working Depth Of The Subsoilers

    Operation 6.3.12 Adjusting the working depth of the subsoilers DuraMaxx (left) and Dural (right) Subsoiler 1. Slide the subsoiler into the holder from below. Holder 2. Secure the subsoiler with a locking bar (DuraMaxx) Locking bar or pin (Dural) 3. To change between the two positions: Release the locking bar or the pin Move the subsoiler...
  • Page 73 Operation DuraMaxx equipment Trashboard 1. Align the trashboard using the slots on the holder Holder 2. Screw the trashboard to the holder. 3. Align the holder using the slots on the leg Slots 4. Screw the holder to the leg. Slots Slots Slots...

  • Page 74: Adjusting The Skimmer

    Operation Support screw Lock nut 6.3.14 Adjusting the skimmer The skimmer has the following setup options: Working depth Stalk position Projection angle Working depth Target: Distance The required working depth of the skimmer is approx. 5 to 10 cm. – For a plough working depth of 25 cm, this results in a distance (skimmer point to plough body point) of approx.
  • Page 75 Operation 6. Secure the pin with linch pin Stalk position To optimise the position of the skimmer for the respective operating conditions: Change the stalk position. 1. Undo the bolted connections 2. Move the stalk to the required position. Changing the stalk Effects position More free space between the...

  • Page 76: Adjusting The Disc Coulter

    Operation Projection angle: 1. Release and pull out the pin 2. Swivel the skimmer to the required position. 3. Swivel the lug Align the holes in the lug and the swivelling bracket Skimmers 4. Connect the lug and the swivelling bracket with the pin Stalk Swivelling bracket 5.
  • Page 77 Operation DANGER Stored mechanical energy Spring-loaded disc coulters are preloaded. Uncontrolled release of mechanical energy accelerates components like a projectile. After each adjustment: – Retighten the loosened bolted connections. – Check whether the disc coulters can oscillate freely when viewed in the direction of travel. –...
  • Page 78 Operation Spring-loaded disc coulter: 1. Undo the screw . 2. Swivel the coulter arm to the required working depth. Ensure that the gearing of the coulter arm and the adjacent Hirth-type bracket mesh exactly. 3. Retighten the screw . Coulter arm Screw Toothed bracket Side distance...
  • Page 79 Operation The side distance to the landside of the plough body is adjusted by swivelling the coulter stalk 1. Undo the screw 2. Swivel the coulter stalk in the slot until the required position of the coulter disc has been reached. 3.

  • Page 80: Adjust The Release Force Of The Mechanical Overload Safety Device

    Operation Disc coulter next to skimmer equipment 1. Swivel the disc coulter towards the skimmer 2. Limit the swivel area with the adjusting piece up to this point. Disc coulter Disc coulter in front of skimmer equipment Adjusting piece Skimmers ►...

  • Page 81: Adjusting The Release Force Of The Hydraulic Overload Safety Device

    Operation If the mechanical overload safety devices are released without obsta‐ cles: Increase the prestressing of the spring packages. ► Screw in the adjusting screws clockwise. Adjust all the spring packages by the same amount. WARNING: Replace faulty tension rods immediately.
  • Page 82 Operation Adjusting the standard version 1. Open the shut-off valve on the headstock for the overload safety device. ð The ball valve is in the direction of flow. 2. Read the operating pressure at the pressure gauge. 3. Set the desired operating pressure using the tractor control unit. Additional control unit on the tractor.
  • Page 83 Operation 7. Set the desired minimum operating pressure. Increase the minimum operating pressure: Turn the rotary knob clockwise. Reduce the minimum operating pressure: Turn the rotary knob anticlockwise. INFORMATION During working switch the control unit of the three-point linkage to the float position. If several plough bodies are released simultaneously, overload protection is oth‐...

  • Page 84: Working With The Machine

    Operation Working with the machine 6.4.1 Standard procedure 1. Position the tractor-machine combination. 2. Dismantle the lighting equipment. 3. Set the machine. 4. At a machine with a hydraulic overload safety device that is equipped with a comfort valve: Switch the tractor control unit to the float position. ð...

  • Page 85: Driving On The Headland

    Operation 6.4.2 Driving on the headland 1. Before the headland: Lift the machine fully. ATTENTION: If parts of the machine come into contact with the ground, the machine components may be damaged when turning. 2. On the headland: Adapt the driving speed to the actual ground and soil conditions. 3.

  • Page 86: Cleaning And Care

    Cleaning and care Cleaning and care After working in the field Remove soil from the implement. ► ð No soiling of roads: Soil remains in the field. Cleaning with high-pressure cleaner The user can clean the implement with the high-pressure cleaner. When cleaning, the user must observe the following: ATTENTION Damage due to cleaning with a high-pressure cleaner...

  • Page 87: Detaching

    Detaching Detaching Removing the machine Preconditions: √ Parking space: Solid, level floor that offers sufficient carrying capacity √ Subsoilers are in the transport position. √ The implement is parked in the right-turning operating position. √ Prior to extended breaks or winter storage: Clean and lubricate the machine.
  • Page 88 Detaching 19. Drive the tractor away from the machine. ð The machine is detached. en-GB | Item no. 17515938 | BA 00/08.2021...

  • Page 89: Maintenance And Repair Work

    Maintenance and repair work Maintenance and repair work Maintaining the machine properly Personnel Certain activities, e.g. working on hydraulic hoses, should only be car‐ ried out by service personnel. These activities are marked with the symbol and in the maintenance schedule in the SERVICE PERSONNEL column.

  • Page 90: Maintenance

    Maintenance and repair work Maintenance 9.2.1 Maintenance schedule Chap. Task to execute 9.2.3 Check the top link pin ● ● 9.2.4.1 Maintain the lift limiter ● 9.2.4.2 Check tyres ● 9.2.4.2 Check air pressure ● 9.2.4.2 Check the wheel nuts ●...

  • Page 91: Notes On Bolted Connections

    Maintenance and repair work 9.2.2 Notes on bolted connections Generally, with the exception of wheel nuts, no maintenance work is required on bolted connections. The category of the bolted connections determines whether users are allowed to carry out work on bolted connections themselves or must assign service personnel.

  • Page 92: Tractor Connection

    Maintenance and repair work 9.2.3 Tractor connection Check the top link pin 1. Visual inspection of the top link pin for: Damage Wear 2. Replace damaged or worn top link pins. en-GB | Item no. 17515938 | BA 00/08.2021...

  • Page 93: Frame

    Frame 9.2.4.1 Maintain the lift limiter Juwel 8 M Juwel 8 M V 1. Remove the bolt, nut, washers and compression spring fully. 2. Derust and clean the bolt, nut, washers and compression spring. 3. Install the bolt, nut, washers and compression spring.
  • Page 94 Maintenance and repair work Juwel 8 M Juwel 8 M V Set the compression spring length to 20 mm. ► 9.2.4.2 Tyres and wheels Check tyres Visual inspection ► Damage Wear Replace damaged tyres immediately. en-GB | Item no. 17515938 | BA 00/08.2021...

  • Page 95: Hydraulics

    Maintenance and repair work Check air pressure WARNING Risk of accident due to incorrect air pressure Excessive air pressure in the tyres may cause the them to burst. Insufficient air pressure can lead to overloading of the tyres. This will have a negative influence on accurate follow-on of the implement.

  • Page 96: Electrics

    Maintenance and repair work Replacing hydraulic hoses Personnel: Service personnel Replace hydraulic hoses every 6 years (according to date of manu‐ ► facture). ð Only use hydraulic hoses approved by the manufacturer, see spare-parts list. Check hydraulic connections 1. Check the hydraulic connections for the following when pressure‐ less: Damage Leakages...

  • Page 97: Checking The Soil Cultivation Tools

    Maintenance and repair work 9.2.7 Checking the soil cultivation tools Check soil cultivation implements Visual inspection ► Damage Wear Replace damaged or worn soil cultivation implements. Lubricating 9.3.1 Lubrication schedule INFORMATION The lubrication points are colour coded on the machine. Chap.

  • Page 98: Lubricating Components Via Grease Nipples

    Maintenance and repair work 9.3.2 Lubricating components via grease nipples Lubricate components at the head‐ stock 1. 1 Lubricate grease nipple on the turnover device Grease nipple on turnover device 2. 2 Lubricate grease nipple on the pin 3. 2 Lubricate grease nipple on the hydraulic ram of the turnover device Grease nipple on pin Grease nipple on hydraulic ram...
  • Page 99 Maintenance and repair work Up to two turnbuckles can be installed on the implement for mechan‐ ical front furrow adjustment and mechanical frame swing-in. ► Lubricate two grease nipples on the turnbuckle A hydraulic ram is installed for hydraulic frame swing-in. ►...
  • Page 100 Maintenance and repair work Lubricating the swivel bearing of the wheel ► Lubricate the lubricating points at the swivel bearings. Lubricate wheel bearing ► Lubricate 1 lubricating point at the wheel bearing Wheel bearing lubricating point en-GB | Item no. 17515938 | BA 00/08.2021...

  • Page 101: Grease Components

    Maintenance and repair work 9.3.3 Grease components Grease top link pin Dismantle, grease and reassemble the top link pin. ► Grease piston rods Grease piston rods with an acid-free grease. ► Grease surfaces Grease uncoated surfaces that can rust. ► en-GB | Item no.

  • Page 102: 10 Troubleshooting And Error Correction

    Troubleshooting and error correction 10 Troubleshooting and error correction 10.1 Find and eliminate errors correctly 10.1.1 Prior to troubleshooting at the implement 1. Park the tractor-device combination. 2. Secure the tractor-device combination to prevent it from rolling away. 3. When working on the folding implement: Fold out the folding parts of the implements or secure them against folding out.

  • Page 103: Error - Cause - Remedies At A Glance

    Troubleshooting and error correction 10.2 Error - Cause - Remedies at a glance Penetration and depth control of the plough, slippage Fault description Cause Remedy Plough fails to remain in Penetration force is too low. Penetrate soil with body: Reduce the distance the soil.

  • Page 104: Replacing The Shear Bolt

    Troubleshooting and error correction 10.3 Replacing the shear bolt All the implements are equipped with shearing protection. WARNING Risk of impact Plough bodies release upwards when the shear bolt is overloaded. Sudden swinging back of the body can lead to serious personal injury. –...
  • Page 105 Troubleshooting and error correction 8. Swivel the plough body all the way back into the operating posi‐ tion by hand. WARNING: Risk of crushing due to moving components Keep hands and fingers away from the area of the stalk and the leg bracket.
  • Page 106 Troubleshooting and error correction Shear bolt Screw en-GB | Item no. 17515938 | BA 00/08.2021...

  • Page 107: Shutdown And Disposal

    Shutdown and disposal 11 Shutdown and disposal 11.1 Shutdown When the implement can no longer be used, it is dismantled and broken down into its components. Special knowledge is required to dismantle the implement. CAUTION Risk of accidents due to discharge of stored energy Springs are under tension.

  • Page 108: Technical Data

    300/350/400/450 (with 90 cm interbody clearance) approx. [mm] 330/380/440/500 (with 100 cm interbody clearance) 400/450/530/600 (with 120 cm interbody clearance) Working width of each plough body - Juwel 8 M V 300-500 (with 90 cm interbody clearance) approx. [mm] 300-550 (with 100 cm interbody clearance)

  • Page 109: Machine Weights

    Technical data 12.2 Machine weights Juwel 8 M Number of plough bodies Drawbar load, max. [kg] 1000 1120 1320 1550 Drawbar load, min. [kg] 1000 1200 Axle load, max. [kg] 2000 2280 2280 2200 Axle load, min. [kg] 1000 1000 Gross weight, max.

  • Page 110: Performance Data

    Technical data 12.5 Performance data Permitted tractor power Juwel 8 M Number of plough bodies Permitted tractor power [HP] 90...143 110...190 130...238 140...286 160...333 Permitted tractor power [kW] 66...105 81...140 96...175 103...210 118...245 Juwel 8 M maximum permitted transport speed...

  • Page 111: Hydraulic Connections

    Technical data 12.6.2 Hydraulic connections Implement without auxiliary oper‐ ating element Hydraulic connections and control units Consumer Colour Code Hydraulic overload safety device - comfort ver‐ White P0 / T0 ● sion Plough rotation device (including hydraulic P1 / T1 ●...

  • Page 112: Noise, Airborne Sound

    Technical data Implement with auxiliary operating element Hydraulic connections and control units Consumer Colour Code Hydraulic overload safety device - comfort ver‐ White P0 / T0 ● sion Plough rotation device (including hydraulic P1 / T1 ● frame swing-in, if available) Hydraulic depth adjustment - depth and trans‐...

  • Page 113: Tyres And Wheels

    12.10 Permitted shear bolts Implement Permitted shear bolts Juwel 8 M M14x75 LS 56x15 - 8.8 Juwel 8 M V M14x85 LS 61x20 - 10.9* Juwel 8 M X M14x70 LS 51x15 - 10.9 Zn Juwel 8 M T M14x70 LS 51x15 - 10.9 Zn Ä...

  • Page 114: Index

    Index Index Hydraulic ......105 Additional tools ......26 Adjusting the distance to the furrow edge Depth and transport wheel .
  • Page 115 Index Grease nipples at components ... . . 92 Gross weight, maximum Optiquick adjustment centre ....92 see "Total mass, maximum"...
  • Page 116 Index O-operation ......44 DuraMaxx ......25 Onland version .
  • Page 117 Index Sizes Tractor connection see "Dimensions" ..... 102 Maintenance ......86 Skimmer Tractor power, permitted .

  • Page 118: Appendix

    Appendix Appendix en-GB | Item no. 17515938 | BA 00/08.2021...

  • Page 119: A Type Plate Variants

    Type plate variants Type plate variants Series 10 Permissible axle load [kg] (axle 1) Type designation 11 Permissible axle load [kg] (axle 2) Serial number 12 CE label Year of manufacture 13 EAC label Vehicle class, subclass, speed index 14 Company name and address of the manufacturer EU type approval number 14a Address of the manufacturer Vehicle identification number.

  • Page 120: B Tightening Torques

    Tightening torques Tightening torques General information about bolted connections 1. Identify screw connections. Check identification marking on the screw and nut if necessary. Check the description in the spare-parts list. 2. Secure screw connections with once loosened self-locking nuts against self-loosening. Use one of the following measures: Use new self-locking nuts.
  • Page 121 Tightening torques Screws and nuts made of V2A Diameter Tightening torque [Nm] 1.37 Wheel bolts and wheel nuts Diameter Tightening torque [Nm] M18x1.5 M20x1.5 M22x1.5 en-GB | Item no. 17515938 | BA 00/08.2021...

  • Page 122: C Bolted Connections

    Bolted connections Bolted connections Bolted connections for service personnel No work by the user required The service personnel will find further notes and information on tight‐ ening torques, locking compounds and tightening procedures in the service documentation. Support tube of link bearing Support tube D45/M75 Zn D50/M80 Zn...
  • Page 123 Bolted connections Bearing plates on basic frame External thread Hexagon bolts M20x1.5 10.9 Internal thread Hexagon nut M20 DIN 934-10 Zn Tightening torque 400 Nm Locking compound Micro-encapsulated bolts or WEICONLOCK AN 302-59 Tightening procedure Impact driver Notes Leg brackets External thread Hexagon bolts M20x1.5 10.9 Internal thread...
  • Page 124 Bolted connections Mouldboard attachment External thread M10x35 8.8 Internal thread Nut M8 Zn Tightening torque 40 Nm Locking compound Tightening procedure Impact driver Notes Plough beam of stalk plate External thread Hexagon bolts M20x80 10.9 Zn Internal thread Locknut NM20 DIN 985-10 Zn Tightening torque 500 Nm Locking compound...
  • Page 125 Bolted connections Support External thread Countersunk screws M16 8.8 Internal thread Locknut M16 8 Zn Tightening torque 200 Nm Locking compound Tightening procedure Impact driver Notes Mouldboard slat support attachment External thread Countersunk screws M12 12.9 Internal thread Locknut M12 8 Zn Tightening torque 80 Nm Locking compound...
  • Page 126 Bolted connections Mouldboard slat attachment External thread Countersunk screws M10 12.9 Internal thread Locknut M10 8 Zn Tightening torque 40 Nm Locking compound Tightening procedure Impact driver Notes Bearing plates on basic frame External thread M20x1.5xls - 10.9 Zn Internal thread M20x1.5 DIN 934-10 Zn Tightening torque 400 Nm...
  • Page 127 Bolted connections Leg bracket bearing External thread Pin D50 M20x1.5 Internal thread Slotted nut M30x1.5 Tightening torque 270 Nm Locking compound WEICONLOCK AN 302-59 Tightening procedure Impact driver Notes Frame extension External thread Hexagon bolts M16x55ls 30x20-10.9 Zn Internal thread Locknut NM16-8 Zn DIN 985 Tightening torque 270 Nm...
  • Page 128 Bolted connections Swivelling bracket of depth and transport wheel External thread Hexagon bolts M16 - 12.9 Zn Internal thread Hexagon nuts M16 DIN 934-10 Zn Tightening torque 400 Nm Locking compound Micro-encapsulated bolts or WEICONLOCK AN 302-50 Tightening procedure Impact driver Notes Adjusting piece attachment External thread...
  • Page 129 Bolted connections Pendulum wheel bearing plate External thread Hexagon bolts M20x1.5 - 10.9 Internal thread Hexagon nuts M20x1.5 - 10 Zn Tightening torque 400 Nm Locking compound Micro-encapsulated bolts or WEICONLOCK AN 302-59 Tightening procedure Impact driver Notes Skim stalk (2) External thread T-head bolts M16 Internal thread...

  • Page 130: D Calculating The Axle Load And Ballasting For Mounted Implements

    Calculating the axle load and ballasting for mounted implements Calculating the axle load and ballasting for mounted implements The calculation of the axle loads and required ballasting is based on data from the operating instructions for the tractor and implement. The result of the calculation is a guide value for an initial assessment of the axle loads and the required ballasting.
  • Page 131 Calculating the axle load and ballasting for mounted implements Data acquisition for calculating axle loads Abbreviation Description Value Unit Tractor data from the operating instructions or determined by weighing Permissible gross weight of the tractor [kg] G_zul Permissible front axle load [kg] V_zul Permissible back axle load...
  • Page 132 Calculating the axle load and ballasting for mounted implements Minimum ballasting, FrontG Vmin rear-mounted implement Enter the calculated value in the result table. Minimum ballasting, RearG Hmin front mounted implement Enter the calculated value in the result table. Actual gross weight G Enter the calculated value in the result table.
  • Page 133 Calculating the axle load and ballasting for mounted implements Results for tractor/implement combination Create a result table for each tractor that is used: Actual value Permitted value Double permis‐ according to calculation according to tractor sible tyre load- or measurement operating instruc‐...

  • Page 134: E Cross Shaft Overview

    Cross shaft overview Cross shaft overview To determine the cross shaft or lower link connection: Determine the dimensions shown in the sketch on the implement. Compare the dimensions with the data in the table. The category of the three-point linkage must match with the cate‐ gory of cross shaft or lower link connection.
  • Page 136 LEMKEN GmbH & Co. KG Weseler Strasse 5 D-46519 Alpen Telephone: +49 2802 81-0 Fax: +49 2802 81-220 Email: info@lemken.com Internet: www.lemken.com...

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