KUHN FC243RGII Operator's Manual
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KUHN FC243RGII Operator's Manual

KUHN FC243RGII Operator's Manual

Mower conditioner
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OPERATOR'S MANUAL
KN041BGB A
Read carefully before starting the machine
Mower conditioner
Original instructions
KN041BGB A
- English - 10-2015

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Summary of Contents for KUHN FC243RGII

  • Page 1 OPERATOR'S MANUAL KN041BGB A Read carefully before starting the machine Mower conditioner Original instructions KN041BGB A - English - 10-2015...

  • Page 3: Dear Owner

    Designated use of the machine The FC243RGII mower conditioner must only be used for the work for which it has been designed: mowing on the ground of hay fields, grass silage fields and improved pastures for the purpose of harvesting fodder for feeding livestock.

  • Page 4: Table Of Contents

    Mower conditioner FC243RGII 2. Contents Dear Owner ........................1 Contents ..........................2 Identification of the machine..................5 Front view ............................5 Rear view ............................5 Model identification plate ......................... 6 Optional equipment.......................... 7 Safety..........................8 Description of symbols used in this document................. 8 Safety instructions ........................... 9 4.2.1...
  • Page 5 Mower conditioner FC243RGII Machine specifications....................29 Description and glossary ....................... 29 Technical specifications ......................... 30 Sound levels ..........................30 Putting into service...................... 31 Description of control elements ..................... 31 Coupling and uncoupling ....................... 32 6.2.1 Description of coupling elements ..................32 6.2.2...
  • Page 6 Mower conditioner FC243RGII Optional equipment......................58 Raised skid shoes.......................... 58 Swath shield extensions ........................ 58 Shut off valve ..........................59 Lateral signalling equipment (for France) ..................59 USA signalling equipment......................60 9.5.1 Coupling and uncoupling ....................60 10. Maintenance and storage ....................63 10.1...

  • Page 7: Identification Of The Machine

    Mower conditioner FC243RGII 3. Identification of the machine Front view Rear view 3. - Identification of the machine KN041BGB A...

  • Page 8: Model Identification Plate

    Mower conditioner FC243RGII Model identification plate Please write below the type and serial number of the machine. This information is to be given to the Kuhn authorized dealer for any spare parts order or warranty claim. KUHN S.A. 67700 SAVERNE - FRANCE...

  • Page 9: Optional Equipment

    Mower conditioner FC243RGII Optional equipment Tick box corresponding to the equipment fitted on your machine:  1 3/8 - 6 spline pto shaft.  1 3/8 - 21 spline pto shaft.  32x38 - 8 spline pto shaft.  Lateral signalling equipment.

  • Page 10: Safety

    Mower conditioner FC243RGII 4. Safety Description of symbols used in this document This symbol indicates a potentially hazardous situation that if not avoided, could result in serious bodily injury. This symbol is used to identify special instructions or procedures which, if not followed strictly, could result in machinery damage.

  • Page 11: Safety Instructions

    It is too late to learn once work has been started! Never let anyone operate the machine who is not trained to do so. Should you have any difficulties in understanding any parts of this manual, please contact your KUHN dealer. 4. - Safety KN041BGB A...

  • Page 12: Precautions To Be Taken Before Carrying Out Any Operations On The Machine

    Mower conditioner FC243RGII 4.2.3 Precautions to be taken before carrying out any operations on the machine Before leaving the tractor or before adjusting, maintaining or repairing the machine, disengage the PTO drive, turn off the engine, remove ignition key and wait until all moving parts have come to a complete stop and apply park brake.

  • Page 13: Precautions When Driving

    Mower conditioner FC243RGII 4.2.5 Precautions when driving Tractor handling, stability, performance and braking efficiency are all affected by weight distribution, trailed or mounted implements, additional ballast and driving conditions. It is therefore of great importance that the operator exercises caution in every given situation.

  • Page 14: Precautions When Driving On Public Roads

    Mower conditioner FC243RGII 4.2.6 Precautions when driving on public roads  Dimensions Depending on the dimensions of the machine, contact the relevant authorities to ensure that it can be legally transported on public roads. If the machine is over the maximum legal size, follow the local regulations for special transportation of oversize equipment.
  • Page 15 Mower conditioner FC243RGII  Gross weight and weight per axle The drawings are not legally binding, their only aim is to illustrate the method to use. Prior to driving on public roads, check that all criteria are met to be in conformity with the...
  • Page 16 Mower conditioner FC243RGII How to proceed: Stage 1: To measure: - Tractor tare (T). T = _____kg Stage 2: - Couple the machine to the tractor. To measure: - Load on front axle (t1): • Tractor + machine (transport position).
  • Page 17 Mower conditioner FC243RGII Stage 3: To measure: - Total weight (t): • Tractor + machine (transport position). • Ballast weights. Checking: - To go to the next stage: • Check in the tractor's operator's manual that the value measured is below the tractor's Gross Combined Weight Rating.

  • Page 18: Maximum Speed

    Mower conditioner FC243RGII 4.2.7 Maximum speed Always keep to the legal speed limit for driving a tractor-machine assembly on public roads. 4.2.8 Precautions when coupling Before attaching the machine, make sure that it cannot accidentally start moving (chock the wheels) and that the parking stand is in the right position.

  • Page 19: Hydraulic Circuit

    Mower conditioner FC243RGII 4.2.9 Hydraulic circuit Caution ! The hydraulic circuit is under high pressure. Maximum pressure at work: 200 bar (2900 psi). Before connecting hoses to the tractor hydraulics, ensure that tractor and machine circuits are not under pressure. Before disconnecting a hose, depressurize the hydraulic circuit.

  • Page 20: Pto Shaft

    Mower conditioner FC243RGII 4.2.10 PTO shaft Use only PTO shafts supplied with the machine or recommended by the machine manufacturer. The protective shield of the tractor PTO stub, the PTO shaft guards and the protective shield of the machine input shaft must always be in place and in good condition.
  • Page 21 Mower conditioner FC243RGII Do not install any adapter device that results in a portion of the tractor PTO stub, the rotating PTO shaft, or the adapter to be unguarded. The tractor master shield shall overlap the end of the splined shaft and the added adaptor device as outlined in the table.

  • Page 22: Precautions During Manoeuvres

    Mower conditioner FC243RGII 4.2.11 Precautions during manoeuvres When moving the machine from the transport position to the working position and vice versa, make sure that nobody is within the machine pivoting area. 4.2.12 Remote controlled components Danger of crushing and shearing can exist when components are operated by hydraulic or pneumatic controls.

  • Page 23: Waste Disposal

    For your own safety and for correct machine operation, only use original manufacturer parts. It is strongly recommended to have your machine checked by your Kuhn dealer after each season, especially tools and their attaching hardware. 4. - Safety KN041BGB A...

  • Page 24: Projection Of Stones And Foreign Objects

    Mower conditioner FC243RGII 4.2.17 Projection of stones and foreign objects For driver safety, always use a tractor equipped with a cab. Keep the ground to mow free of foreign bodies. Avoid mowing on stony or rocky grounds. If this is not possible, take extra safety precautions,...

  • Page 25: Precautions For Machine Use

    Mower conditioner FC243RGII 4.2.18 Precautions for machine use Before using the machine, check tools (tines) and their attachment hardware in accordance with the instructions of the present manual. Check the guards regularly. Immediately replace any damaged or missing elements. Before engaging the pto drive, lower the rotors onto the ground.

  • Page 26: Location And Description Of Safety Decals On The Machine

    Mower conditioner FC243RGII Location and description of safety decals on the machine 4.3.1 Location of safety decals 599011001 59900600 59900300 59900600 4. - Safety KN041BGB A...
  • Page 27 Mower conditioner FC243RGII 4.3.2 Description of safety decals  Operating instructions (1) The operators' manual contains all the information necessary for using the machine safely. It is imperative to read and comply with all instructions.  Working on the machine (2)
  • Page 28 Mower conditioner FC243RGII  Crushing area (4) Never operate in an area where there is a crushing risk before all moving parts have come to a complete stop. 59900300  Manoeuvring area (5) Stay a safe distance from the machine. Crushing hazard.
  • Page 29 Mower conditioner FC243RGII  Cutting tools (7) The cutting tools and their attachment hardware meet safety and reliability criteria set by standards and by the manufacturer. For your own safety and for correct machine operation, only use original manufacturer parts.

  • Page 30: Road Safety Equipment And Recommendations

    FC243RGII Road safety equipment and recommendations The road safety equipment is mounted in the factory or by your authorized Kuhn dealer according to current safety regulations. The device is composed of the following parts: • A signalling light (1). • A signalling panel (2).

  • Page 31: Machine Specifications

    Mower conditioner FC243RGII 5. Machine specifications Description and glossary Parking stand Lift pump Hydraulic valve Pressure gauge Connecting frame Hitch pin Cutterbar Central gearbox Right swath shield 10 : Lift/compensating cylinder 11 : Hydro-pneumatic accumulator 12 : Roller gearbox 13 :...

  • Page 32: Technical Specifications

    Mower conditioner FC243RGII Technical specifications FC243RGII Attachment type 3 point, Category 2 Number of discs Working width 2.40 m (7’1’’) Width in working position 4.50 m (14’9’’) Height in working position 1.40 m (4’7’’) Length in working position 2.10 m (6’11’’) Width in transport position 2.27 m (7’5’’)

  • Page 33: Putting Into Service

    Mower conditioner FC243RGII 6. Putting into service Description of control elements The machine is fitted with a release cord operated from the tractor cab. The machine is supplied with an 18 mm box wrench to carry out certain adjustment and maintenance tasks (Separate packet).

  • Page 34: Coupling And Uncoupling

    Mower conditioner FC243RGII Coupling and uncoupling The machine adapts to tractors fitted with a 3 point linkage category 2. 6.2.1 Description of coupling elements • (1): A PTO shaft 1 3/8’’ - 6 splines. • (2): A release cord. • (3): Two hydraulic hoses which control the machine transport/work position setting.

  • Page 35: Preparing The Tractor

    Mower conditioner FC243RGII 6.2.3 Preparing the tractor Check that the tractor's authorized gross weight as well as its lift capacity and maximum weight per axle are not exceeded: See section: • Safety / Safety instructions / Precautions when driving on public roads.
  • Page 36 Mower conditioner FC243RGII  Tyre pressure - Check tyre pressure (Left side = Right side).  Hitch pin parallelism - Adjust tractor lift rods so that hitch pins are parallel to the ground  Lateral adjustment of the lower links - Distribute the play on each side of the lift linkage.

  • Page 37: Preparing The Machine

    Mower conditioner FC243RGII 6.2.4 Preparing the machine  Linkage adjustment - Measure dimension A. If measure A is below 2.20 m (7’3’’): - Place lower links in position a: If measure A exceeds 2.20 m (7’33’’): - Place lower links in position b: 6.
  • Page 38 Mower conditioner FC243RGII Do not couple machine as in c or d. If the machine is coupled as in c or d, the tractor lift arms could damage the chassis after several handling operations. 6. - Putting into service KN041BGB A...

  • Page 39: Coupling The Machine

    Mower conditioner FC243RGII 6.2.5 Coupling the machine - Insert the 2 ball joints of the tractor on the machine’s hitch pins (preferably use cone guide pins (1)). - Secure each hitch pin with lynch pin. - Lower the tractor three-point linkage.

  • Page 40: Hydraulic Connections

    Mower conditioner FC243RGII - Lift the machine using the tractor lift linkage until the parking stand no longer rests on the ground. - Remove locking pin (2). - Fold parking stand (1) upwards and lock it in place. 6.2.6 Hydraulic connections The machine hydraulic suspension circuit is pressurized at the factory.

  • Page 41: Primary Pto Shaft

    Mower conditioner FC243RGII 6.2.8 Primary PTO shaft Before using the machine for the first time: - Grease the transmission. Check overlap of the u-joint drive shaft and adjust length if necessary to avoid any premature wear. The direction of rotation is shown on a decal.
  • Page 42 Mower conditioner FC243RGII Never operate the PTO shaft at an angle X exceeding 30°. To avoid serious accidents, the PTO drive shaft guards must be properly in place and fixed with the chains provided. - On machine side, attach chain around the pto shaft support located between the top link yoke.

  • Page 43: Intermediate Pto Shaft

    Mower conditioner FC243RGII 6.2.9 Intermediate PTO shaft Before carrying out any maintenance or repairs on the machine, switch off the engine, remove the key from the ignition, wait until all moving parts are at a complete standstill and apply the handbrake.
  • Page 44 Mower conditioner FC243RGII - Tighten nuts to release the friction discs. - Let the friction discs slip for a few seconds. - Thread nuts away until they bottom against the threaded studs. - Couple the intermediate PTO shaft on the central gearbox side.

  • Page 45: Adjusting The Machine

    Mower conditioner FC243RGII 6.2.10 Adjusting the machine Positioning of lower links - Measure dimension E. - Adjust tractor lower link stabilizers to measure E = 50 mm (2"). Hitch pin parallelism From the transport position: - Pull on cord to release latch.
  • Page 46 Mower conditioner FC243RGII The machine takes up the headland turn position. - Measure and adjust the height of the hitch pins until the same measure is obtained on each side: • Note the difference in height between the two hitch pins.
  • Page 47 Mower conditioner FC243RGII For an optimum adjustment, when the machine is in headland turn position, the mowing unit must never be in horizontal position or sloping downwards.  Frame height Tractor fitted with a hydraulic position control function: - Lower the tractor lift linkage so that hitch pins are at a distance H = 550 mm (1’10’’) from the ground.

  • Page 48: Uncoupling The Machine

    Mower conditioner FC243RGII 6.2.11 Uncoupling the machine For tractors not fitted with a hydraulic position control function, unhook and attach check chain to its support. - Place the machine in transport position. - Release and lower parking stand (1). - Secure parking stand using lock (2).

  • Page 49: Instructions For Transport

    Mower conditioner FC243RGII 7. Instructions for transport Before placing the machine into transport position: - Disengage tractor PTO. - Wait until the rotating parts have come to a complete stop. - Check that nobody is within the machine pivoting area.

  • Page 50: Conformity With The Road Regulations

    Mower conditioner FC243RGII If the intermediate PTO shaft torque limiter has become very hot due to slippage, wait for it to cool down before pivoting the machine into transport position. Never engage the tractor PTO drive when the machine is in transport position.

  • Page 51: Instructions For Work

    Mower conditioner FC243RGII 8. Instructions for work Before placing the machine in working position: - Check that nobody is within the machine pivoting area. - If there is someone, make sure the person moves away. Putting the machine into work...
  • Page 52 Mower conditioner FC243RGII - Activate the tractor’s dual-action distributor to lower the mowing unit to the ground. - Place double acting valve controlling the machine locking/unlocking in floating position. For tractors not equipped with a floating position, continue activating valve...

  • Page 53: Adjustments In Working Position

    Mower conditioner FC243RGII Adjustments in working position 8.2.1 Cutting height The desired cutting height is obtained directly by adjusting the top link length. The height can be adjusted from 30 to 80 mm (1.1’’ - 3.1’’) (according to the tractor).

  • Page 54: Ground Pressure

    Mower conditioner FC243RGII 8.2.2 Ground pressure The ground pressure adjustment determins the safety breakback adjustment. Example: when the pressure in the gauges increases, the mowing unit ground pressure decreases and the breakback force increases. The mowing unit suspension is obtained by 2 hydro- pneumatic accumulators.
  • Page 55 Mower conditioner FC243RGII  To check the ground pressure - Place the machine in working position. - Check that the chassis height is correct: • H = 550 mm (1’10’’). - Check the pressure given on the gauge: • NORMAL operating pressure = 85 bar (1233 psi).
  • Page 56 Mower conditioner FC243RGII  Setting the ground pressure of the mowing unit The following adjustments do not cause the machine to move. K9C420TL 0 - Place the machine in working position. - Connect hydraulic hose (1) of the floatation system to a single acting valve.
  • Page 57 Mower conditioner FC243RGII K9C420TL 0 - When the required pressure is reached, close the valve. - Place the tractor single acting valve in floating position - Disconnect and store hydraulic hose in holder (1). K9C420TL 0 The valve must only be in open position for pressure adjustments.

  • Page 58: Conditioning Intensity

    Mower conditioner FC243RGII 8.2.3 Conditioning intensity Before leaving tractor before adjusting, maintaining or repairing the machine, disengage the PTO drive, turn off the engine, remove ignition key and wait until all moving parts have come to a complete stop and apply park brake.

  • Page 59: Machine Use

    Mower conditioner FC243RGII Machine use Before mowing and to reduce risks of projections, lower the front guard. - Keep all persons and animals away from the machine danger zone. - Never lean or step on the protection cover. - Place the machine in working position: - See chapter: •...

  • Page 60: Optional Equipment

    Mower conditioner FC243RGII 9. Optional equipment Raised skid shoes Kit no. 1076640 The raised skid shoes enable mowing higher, between 60 and 120 mm (2.4’’ - 4.8’’). - Replace the end disc skids by the 2 raised skid shoes. raised...

  • Page 61: Shut Off Valve

    Mower conditioner FC243RGII Shut off valve Kit no. 1076550 This equipment allows adjusting the mowing unit travel speed when switching from the headland turn position to the work position. - Loosen screw (1). - Turn adjustment knob (2) clockwise to reduce de tractor valve oil flow.

  • Page 62: Usa Signalling Equipment

    Mower conditioner FC243RGII USA signalling equipment Kit no. 1046280 9.5.1 Coupling and uncoupling  Electrical connection - Connect 7-pin plug to the tractor.  Parking - Disconnect and store 7-pin plug in its holder. 9. - Optional equipment KN041BGB A...
  • Page 63 Mower conditioner FC243RGII Chain stroke limiter Kit no. 1066360 This equipment enables adjusting the chassis height in the absence of a hydraulic stroke limiter with position indexation on the tractor. Fit the chain stroke limiter on the machines: Coupling device a: - Fit the chain stroke limiter on the inner side of the right hitch pin.
  • Page 64 Mower conditioner FC243RGII - Lower tractor lift linkage until hitch pins are at a distance (H) slightly over 550 mm (1’10’’) from the ground. Refer to the decal fitted on the machine. - Attach chain stroke limiter on tractor side.

  • Page 65: Maintenance And Storage

    Mower conditioner FC243RGII 10. Maintenance and storage Before carrying out any maintenance or repairs on the machine, switch off the tractor engine, remove ignition key, wait until all moving parts have come to a standstill and apply park brake. 10.1 Frequency chart Maintenance intervals are indicated for normal conditions of use.
  • Page 66 Mower conditioner FC243RGII After the Every 200 first 10 Every 30 Every 50 hours or at Every 10 hours of hours hours the end of years the season Grease:  - The mowing unit lift cylinder ball joint. - The mowing unit pivot pin.

  • Page 67: Cleaning The Machine

    Mower conditioner FC243RGII 10.2 Cleaning the machine Before carrying out any maintenance or repairs on the machine, switch off the tractor engine, remove ignition key, wait until all moving parts have come to a standstill and apply park brake. - Clean the machine thoroughly.

  • Page 68: Pto Shaft

    Mower conditioner FC243RGII 10.3.1 PTO shaft Before using the machine for the first time: - Grease the transmission. During intensive with tractors maximum authorized power, recommended to grease at closer intervals  Primary PTO shaft Every 100 hours: • universal joints (1).

  • Page 69: Oil Change

    Mower conditioner FC243RGII 10.3.2 Oil change  The cutterbar Before draining oil, operate the machine for a few minutes so that the oil warms up. The cutterbar is lubricated with 1.7 L (0.45 US gal) of extreme-pressure gear oil with viscosity grade SAE 80W90 and API grade GL5.
  • Page 70 Mower conditioner FC243RGII  The side angle gearbox Before draining oil, operate the machine for a few minutes so that the oil warms up. The angle gearbox is lubricated with 0.7 L (0.18 US gal) of extreme-pressure oil for mechanical transmissions with viscosity grade SAE 80W90 and API grade GL5.
  • Page 71 Mower conditioner FC243RGII  Central gearbox Before draining oil, operate the machine for a few minutes so that the oil warms up. The angle gearbox is lubricated with 2.3 L (0.6 US gal) of extreme-pressure oil for mechanical transmissions with viscosity grade SAE 80W90 and API grade GL5.

  • Page 72: Lubricate The Following Parts

    Mower conditioner FC243RGII 10.3.3 Lubricate the following parts  • The moving parts and pivot points. • Roller drive chain. To lubricate the chain: • Lubricate chain with SAE 80W90 GL5 oil through opening (1). Check chain tension. 10.3.4 Grease •...
  • Page 73 Mower conditioner FC243RGII • The mowing unit pivot pin (1). • the cutterbar connecting frame pivot pin (2): (2 greasers). • Roller bearing housings: - Remove 3 bolts (1). - Remove chain guard (2). - Grease roller bearing housing on chain drive side (3).
  • Page 74 Mower conditioner FC243RGII - Remove 3 bolts (1). - Remove belt guard (2). - Grease roller bearing housing on belt drive side (3). 10. - Maintenance and storage KN041BGB A...

  • Page 75: Maintenance

    Mower conditioner FC243RGII 10.4 Maintenance Before adjusting, maintaining or repairing the machine, turn off ignition key and wait until all moving parts have come to a complete stop. 10.4.1 Hydro-pneumatic accumulators Prior to carrying out work on a circuit comprising a hydro-pneumatic accumulator, depressurize the circuit.

  • Page 76: Transport Stop

    Mower conditioner FC243RGII  To depressurize the circuit - Place the machine in parking position. - Connect hydraulic hose (1) of the floatation system to a single acting valve. - Open the valve using 18 box spanner supplied with K9C420TL 0 the machine.

  • Page 77: Work/Transport Cylinder

    Mower conditioner FC243RGII Adjustment: The transport stop (1) limits the machine's oscillation during transport. - Loosen counter nut (2). - Bring stop (1) in contact with damper (3). - Give transport stop (1) one or two preload turns. - Tighten counter nut (2).

  • Page 78: Checking The Roller Parallelism And Gap

    Mower conditioner FC243RGII 10.4.4 Checking the roller parallelism and gap Stop (1) located on each side of the conditioner are factory set to ensure the parallelism and minimum roller gap. Screw (1) and counter-nut (2) are coated with Loctite 243 when fitted.

  • Page 79: Drive Chain Tension

    Mower conditioner FC243RGII 10.4.5 Drive chain tension The tensioning device (1) ensures correct tension during work whatever the crop density.  Adjusting the tension - Remove 3 bolts (1). - Remove chain guard (2). - Unscrew the 2 bolts (1).

  • Page 80: Chain Replacement And Roller Synchronization

    Mower conditioner FC243RGII Regularly check chain tension. 10.4.6 Chain replacement and roller synchronization To replace the chain: - Remove 3 bolts (1). - Remove chain guard (2). - Unscrew 2 bolts (1). - Pivot tensioning device slacken chain slightly (a).
  • Page 81 Mower conditioner FC243RGII - Place wedge (1) between upright (2) and roller (3). - Rotate upper roller to balance the play on each side of the lower roller. - Place wedge (1) between upright (2) and roller (4). - Fit new chain on sprockets (1) and (2).
  • Page 82 Mower conditioner FC243RGII If the chain is tensioned : - Reinstall quick release link (3). - Pivot the tensioning device (c) by hand to give it a slight preload. - Tighten the 2 bolts (4): • Torque: 5 daN m (37 lbf ft).

  • Page 83: Belt Tension

    Mower conditioner FC243RGII 10.4.7 Belt tension - Regularly check belt tension and in particular during the first hours of use. Loose belts slip excessively which reduces crop ejection quality and can cause conditioning rotor clogging. Checking the tension: The tensioning device ensures correct tension as long as washer (3) is in contact with tube (4).

  • Page 84: Replacing The Belts

    Mower conditioner FC243RGII 10.4.8 Replacing the belts Never replace belts individually. When a belt is damaged, always replace the whole set. With the machine in transport position. - Remove self-locking nut of pivoting guardrail using the box spanner supplied with the machine (1).
  • Page 85 Mower conditioner FC243RGII - Loosen counter nut (1). - Loosen nut (2). - Remove bolt (3) and nut (4). - Remove pulley (5). - Replace belts in full sets. - Reinstall pulley (5) using bolt (3) and nut (4): • Torque: 8.5 daN m (63 lbf ft).

  • Page 86: Checking Cutterbar Oil Level

    Mower conditioner FC243RGII 10.4.9 Checking cutterbar oil level - Regularly check the cutterbar oil level: • Place the cutterbar in horizontal position (with regards to X and Y axis). • Remove filler plug (1) and (2) as well as their seals.

  • Page 87: Inspection Of Knives And Securing Elements

    Mower conditioner FC243RGII 10.4.10Inspection of knives and securing elements Immediately replace worn or damaged parts with genuine KUHN parts.  Knives - Inspect systematically all knives before the machine is operated to: • ensure the cutting quality. • ensure safety in use.
  • Page 88 Mower conditioner FC243RGII  Securing elements - Check the securing elements: • After hitting an obstacle. • When replacing knives. • At the beginning of each season. - The fixing bolts should be changed in the following cases: • When there is visible distortion.
  • Page 89 Mower conditioner FC243RGII  Knife replacement Replace knife lock-nuts and bolts when they have been removed 5 times. Replace immediately all worn or distorted knives. Never straighten a bent knife. Always replace both knives per disc. - Clean the nut case.
  • Page 90  Disc replacement Inner disc: The replacement of the inner disk must be carried out by your Kuhn authorized dealer. Intermediate discs: - Place a wooden wedge (2) between two discs to stop them from moving. - Remove 2 bolts (1) and their spring washers using the box spanner supplied with the machine.
  • Page 91 Mower conditioner FC243RGII When remounting: - Position their largest diameters at right angles to each other. - Position conical centre of spring washer at the top. - Tighten screws: • Torque: 12 daN m (89 lbf ft). Check if there is still a gap of 1 mm (0.04’’) between the disc lower part and the cutterbar wear plates.

  • Page 92: Outer And Inner Cones

    Mower conditioner FC243RGII 10.4.11Outer and inner cones - Check torque of attachment bolts (1) of outer and inner cone covers (2) and (3): 6 daN m (44 lbf ft). - Replace any lost or damaged cover. • Bolt (1): Part no. 80131017.

  • Page 93: Storage

    Mower conditioner FC243RGII 10.5 Storage 10.5.1 At the end of each season - Clean the machine thoroughly. - Grease the cylinder rods in contact with the outside. A7300019 0 - Drain all gearboxes and cutterbar and refill with new oil (see "Lubrication" chapter).

  • Page 94: At The Start Of Each Season

    Mower conditioner FC243RGII 10.5.2 At the start of each season - Pressurize the hydraulic circuit before activating any other hydraulic function of the machine. - Wipe off grease on cylinder rods. - Check the condition of the friction slip clutch (See chapter "Intermediate PTO shaft").

  • Page 95: Troubleshooting Guide

    Mower conditioner FC243RGII 11. Troubleshooting guide    Problem Cause Remedy Dull or broken knives. Replace knives. Make sure the arrow on Knives not installed the knife upper face is Uneven stubble. correctly. pointing in the disc's direction of rotation.
  • Page 96 Mower conditioner FC243RGII    Problem Cause Remedy Excessive mowing- conditioning unit lateral Incorrect transport stop oscillation in transport Readjust transport stop. adjustment. position.   Problem Cause Not possible to place the machine in "headland Air in the hydraulic circuit.
  • Page 97 Mower conditioner FC243RGII Stage 2: - Open the valve using 18 box spanner supplied with the machine. - Fully lift tractor lift linkage. - (a): Operate tractor single acting valve to increase the pressure in the circuit. - (b): Inflate the hydraulic circuit to 180 - 200 bar (2610 - 2900 psi.
  • Page 98 Mower conditioner FC243RGII - Shut-off valve using 18 box wrench supplied with the machine. K9C420TL 0 - Activate the tractor double acting valve in the headland turn position direction. In headland turn position: • The distance between hitch pin axis and the ground must be of (550 mm (1’10’’).
  • Page 99 Mower conditioner FC243RGII - Shut-off valve using 18 box wrench supplied with the machine. - Activate the tractor double acting valve in the headland turn position direction. - Wait until the machine is steady. - Activate the tractor’s dual-action distributor to lower the mowing unit to the ground.

  • Page 100: Appendix

    Mower conditioner FC243RGII 12. Appendix 12.1 Calculating the load on an axle When coupling a tool to the front and/or rear 3-point lift linkage, the maximum authorized payload must not be exceeded. When coupling tools to the front and/or rear 3-point lift linkages, the maximum load on tractor's tires must not be exceeded.
  • Page 101 Mower conditioner FC243RGII Obtained Description Units Description Tractor unladen weight Unladen load on tractor front axle Empty load on tractor rear axle Axle loads (Tractor + machine) Load on front axle (Tractor + machine) Load on rear axle (Tractor + machine)
  • Page 102 Mower conditioner FC243RGII Rear tool or front-rear combination: 1) Calculation of the minimum front ballast weight M1 minimum M2 x (c+d) - T1 x b + 0.2 x T x b minimum = Write the minimal additional weight in the chart.
  • Page 103 Mower conditioner FC243RGII  Table Actual value obtained Value authorized Double value of the by calculation according to authorized capacity operator's manual per tyre (2 tyres) Minimum front/rear ballasting Total weight < Load on front axle < < Load on rear axle <...
  • Page 104 Mower conditioner FC243RGII  Determining the machine weight (M2) and the position of its centre of gravity (d) If the data required to calculate the total weight, axle loads and minimum ballasting are not supplied, use the following method. - Tractor only: - T1: Load on front axle.
  • Page 105 Mower conditioner FC243RGII - T: Axle loads. • Tractor only. T = _____kg  Rear tool or front-rear combination If the total unit weight exceeds the tractor Gross Combined Weight Rating in accordance with the countrie's legislation, empty the hopper to travel on public roads.
  • Page 106 Mower conditioner FC243RGII - t1: Load on front axle. • Tractor + machine. • Hopper empty! t1 = _____kg - t: Axle loads. • Tractor + machine. • Hopper empty! t = _____kg Calculating the rear tool weight (M2): M2 = t - T...
  • Page 107 Mower conditioner FC243RGII  Front tool If the total unit weight exceeds the tractor Gross Combined Weight Rating in accordance with the countrie's legislation, empty the hopper to travel on public roads. In any case, we recommend to travel on public roads with empty hoppers and tanks.
  • Page 108 Mower conditioner FC243RGII - t: Axle loads. • Tractor + machine. t = _____kg Calculating the front tool weight M1 = t - T Calculating the distance (a) a = ( b x ( T2 - t2)) / M1 12. - Appendix...

  • Page 109: Limited Warranty

    KUHN equipment from an authorized KUHN dealer, that such equipment is, at the time of delivery to such purchaser, free from defects in material and workmanship, and that such equipment is covered under this Limited Warranty providing the machine is used and serviced in accordance with the recommendations in the Operator's manual.
  • Page 110 - The warranty claim is completed on line via extranet - www.kuhn.com or submitted on a KUHN warranty claim form and returned to the Company within one month after the date of failure or the date of problem becoming apparent.
  • Page 111 $Specimen of the "Declaration of conformity" EC Declaration of conformity (European directive 2006/42/CE) The manufacturer: Manufacturer name and address declares that the product described hereafter: Brand Brand Machine Machine Type / Model : Type / Model Serial no. Serial no. - conforms to the requirements of the European directive 2006/42/CE.
  • Page 112 KUHN S.A. - B.P. 50060 - F - 67706 SAVERNE CEDEX (FRANCE) KUHN-AUDUREAU S.A. - B.P. 19 - F - 85260 LA COPECHAGNIERE (FRANCE) KUHN-BLANCHARD SAS - 24, route de Nantes - F - 44680 CHEMERE (FRANCE) KUHN-HUARD S.A. - B.P. 49 - F - 44142 CHATEAUBRIANT CEDEX (FRANCE) KUHN-GELDROP B.V.

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