KUHN FC303YGC Operator's Manual
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KUHN FC303YGC Operator's Manual

Mower conditioner
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OPERATOR'S MANUAL
KN055EGB F
Mower conditioner
- English - 11-2009
KN055EGB F

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  • Page 1 OPERATOR'S MANUAL KN055EGB F Mower conditioner - English - 11-2009 KN055EGB F...

  • Page 3: Dear Owner

    Designated use of the machine The FC303YGC 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 FC303YGC $Contents Dear Owner ........................1 Contents .........................2 Identification of the machine..................4 Front view............................4 Rear view............................4 Model identification plate ........................5 Optional equipment..........................5 Safety..........................6 Description of symbols used in this document................6 Safety instructions ...........................7 Location and description of safety decals on the machine ............15 Road safety equipment and recommendations................18...
  • Page 5 Mower conditioner FC303YGC Instructions for work ....................37 Putting the machine into work position ..................37 Adjustments in working position....................39 Machine use............................ 52 Optional equipment ..................... 53 1 3/8" - 6 spline pto shaft Length 873 mm (2’10’’) ............... 53 1 3/8"...

  • Page 6: Identification Of The Machine

    Mower conditioner FC303YGC $Identification of the machine 1. Front view 2. Rear view Identification of the machine...

  • Page 7: Model Identification Plate

    Mower conditioner FC303YGC 3. Model identification plate Please write below the type and serial number of the machine. This information is to be indicated to the dealer for all spare parts orders. FC303YGC Type: Serial no.: 4. Optional equipment Tick box corresponding to the equipment fitted on your machine: Part no.

  • Page 8: Safety

    Mower conditioner FC303YGC $Safety 1. 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 9: Safety Instructions

    Never let anyone operate the machine who is not trained to do so. Should you have any difficulties in understanding certain parts in this manual, please contact your KUHN dealer. Precautions to be taken before carrying out any operations on the machine...
  • Page 10 Mower conditioner FC303YGC Precautions to take before using the machine Do not wear loose clothing which could become caught up in moving parts. Wear the appropriate protective clothing for the work in hand (gloves, shoes, goggles, helmet, ear defenders, etc.).
  • Page 11 Mower conditioner FC303YGC 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 12 Mower conditioner FC303YGC 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. The machine must only be attached to the hitch points provided for this purpose.
  • Page 13 Mower conditioner FC303YGC PTO shaft Use only PTO shafts supplied with the machine or recommended by the manufacturer. The protective shield of the tractor PTO stub, the PTO shaft guards and the protective covering of the machine input shaft must always be in place and in good condition.
  • Page 14 Mower conditioner FC303YGC 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. Remote controlled components Danger of crushing and shearing can exist when components are operated by hydraulic or pneumatic controls.
  • Page 15 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. Projection of stones and foreign objects For driver safety, always use a tractor equipped with a cab.
  • Page 16 Mower conditioner FC303YGC machine. Regularly check the condition of the protection covers. Immediatly replace any worn, damaged or missing cover. Precautions for machine use After each use, check the cutting tools (discs, knives) and their attachment hardware in accordance with the instructions given in the present manual.

  • Page 17: Location And Description Of Safety Decals On The Machine

    Mower conditioner FC303YGC 3. Location and description of safety decals on the machine Location of safety decals Safety...
  • Page 18 Mower conditioner FC303YGC 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) Before leaving...
  • Page 19 Mower conditioner FC303YGC Rotating cutting tools (5) Keep away from the mower knives all the time the engine is running, the PTO drive engaged and the moving parts have not come to a complete stop. Cutting tools (6) The cutting tools and their attachment hardware meet safety and reliability criteria set by standards and by the manufacturer.

  • Page 20: Road Safety Equipment And Recommendations

    4. 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. Always keep to the legal speed limit for driving a tractor-machine assembly on public roads.
  • Page 21 Mower conditioner FC303YGC Tyre pressure Tyre pressure: 2 bar (30 psi). Instructions specific to France Speed (1) Always keep to the legal speed limit of 25 km/h (15 mph) for driving a tractor-machine assembly on public roads. Instructions specific to Italy The machine must be fitted with specific signalling panels to comply with the road regulations.

  • Page 22: Machine Specifications

    Mower conditioner FC303YGC $Machine specifications 1. Description and glossary Check chain Toolbox Drawbar Parking stand Side guard Wheel Wheel chocks Swath shields Wide spreading shield 10 : Secondary PTO shaft Machine specifications...
  • Page 23 Mower conditioner FC303YGC Gyrodine hitch tube Gyrodine gearbox PTO shaft support Drawbar shift cylinder Drawbar shift cylinder lock valve Tertiary PTO shaft Gear shift lever Pitch angle adjustment rod Suspension adjustment crank Machine specifications...
  • Page 24 Mower conditioner FC303YGC Side gearbox Cutterbar Adjustment lever Deflector lever Conditioning rotor Machine specifications...

  • Page 25: Technical Specifications

    Mower conditioner FC303YGC 2. Technical specifications Attachment type 2 point linkage category 2 and 3 Number of discs Working width 3.00 m (9’10’’) Width in working position 5.00 m (16’5’’) Height in working position 1.67 m (5’6’’) Length in working position 5.85 m (19’2’’)

  • Page 26: Putting Into Service

    Mower conditioner FC303YGC $Putting into service 1. Description of control elements The machine is supplied with an 18 mm box wrench (1) to carry out certain adjustment and maintenance tasks. 2. Coupling and uncoupling Description of coupling elements - A PTO shaft 1 3/8’’ - 6 splines.
  • Page 27 Mower conditioner FC303YGC Preparing the tractor The machine adapts to tractors fitted with a 3-point hitch coupler category 2 or 3. The tractor must be fitted with lower link stabilizers. The tractor PTO stub must rotate at a speed of 1000 min The tractor must be equipped with: - 1 double acting hydraulic outlet.
  • Page 28 Mower conditioner FC303YGC Coupling the machine The machine adapts to tractors fitted with a 3-point hitch coupler category 2 (a) or 3 (b). - Lower the tractor three-point linkage. - Place the lower links as close as possible under the hitch pins.
  • Page 29 Mower conditioner FC303YGC - Lift the machine with the tractor's three point linkage. - Fold parking stand and lock it in place (a). Putting into service...
  • Page 30 Mower conditioner FC303YGC Hydraulic connections Connect the 2 hydraulic hoses of the drawbar shift cylinder to a double acting valve (1). Connect the mowing unit lift cylinder to a single acting valve (2). Electrical connections - Connect 7-pin plug to the tractor.
  • Page 31 Mower conditioner FC303YGC Primary PTO shaft Make sure that the PTO shaft is correctly adjusted, to avoid premature wear and tear. Separate the two half PTO shafts and connect them to the machine's input shaft and to the tractor PTO stub.
  • Page 32 Mower conditioner FC303YGC On machine side, hook drive guard chain to ring (1). Immediately replace any worn or damaged guard. Putting into service...
  • Page 33 Mower conditioner FC303YGC Adjusting the machine Lateral adjustment of the lower links. Balance the play on either sides of the lift linkage and lock lower link stabilizers. Frame height and check chains - Lower tractor lift linkage until hitch pins are at a distance (H) slightly over 450 mm (1’6’’) from the...
  • Page 34 Mower conditioner FC303YGC Uncoupling the machine Park the machine on an even fairly level ground. Preferably park the machine in transport position, with the mowing unit resting on the ground. - Lower the mowing unit on the ground using mowing unit lift cylinders.
  • Page 35 Mower conditioner FC303YGC - Uncouple and place PTO shaft in support (1). - Disconnect and store hydraulic hoses on holder (2). - Disconnect and store 7-pin plug in its holder (3). - Release the lower links. - Lower the tractor three-point linkage.

  • Page 36: Instructions For Transport

    Mower conditioner FC303YGC $Instructions for transport Before placing the machine into transport position: - Wait until the rotating parts have come to a complete stop. - Check that nobody is within the machine pivoting area. - If there is someone, make sure the person moves away.
  • Page 37 Mower conditioner FC303YGC - Shut-off mowing unit lift cylinder lock valves (1). Opened position (1). Closed position (2). - Release and lift side guard using 18mm box spanner supplied with the machine. - The side guard automatically locks in raised position.

  • Page 38: Conformity With The Road Regulations

    Mower conditioner FC303YGC 2. Conformity with the road regulations Before driving the machine on public roads, ensure that the machine complies with current highway code regulations. Check that the light boards are clean and that the lighting equipment functions before transporting the machine on public roads.

  • Page 39: Instructions For Work

    Mower conditioner FC303YGC $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. 1. Putting the machine into work...
  • Page 40 Mower conditioner FC303YGC - Pull on handle (1) to release and lower the side guard. - Proceed the same way on the other side. - Operate drawbar shift cylinder to put drawbar in working position. - Lower the mowing unit using the machine lift cylinders.

  • Page 41: Adjustments In Working Position

    Mower conditioner FC303YGC 2. Adjustments in working position Cutting height Place the machine on flat ground. The cutting height is adjusted with the machine attached, hitch pins 500 mm (1’8’’) from the ground. The height can be adjusted from 26 to 100 mm (1’ - 4’’).
  • Page 42 Mower conditioner FC303YGC Balancing the suspension system The suspension system is factory set so that the two outer skids rest on the ground with the same ground pressure. Checking the balance Pull crank (1) out of its holder. Turn clockwise to reduce the ground pressure until the mowing unit comes off the ground (a).
  • Page 43 Mower conditioner FC303YGC Remove pin (1). If measure (A) exceeds (B): Pull out crank to disengage suspension system gearwheels (a). Turn clockwise to reduce ground pressure until balance is obtained (b). Reinstall crank engage suspension system gearwheels. Place pin back in hole (1).
  • Page 44 Mower conditioner FC303YGC If measure (B) exceeds (A): Pull out crank to disengage suspension system gearwheels (a). Turn counter-clockwise to increase the ground pressure until balance is obtained (b). Reinstall crank engage suspension system gearwheels. Place pin back in hole (1).
  • Page 45 Mower conditioner FC303YGC Reduced or increased ground pressure Place the machine on flat ground. The cutting height is adjusted with the machine attached, hitch pins 500 mm (1’8’’) from the ground. To adjust the suspension From the working position: - Pull crank (1) out of its holder.
  • Page 46 Mower conditioner FC303YGC Finger conditioning rotor speed Always place the machine in working position before making rotor speed (rotational frequency) adjustments. The machine is equipped with a finger conditioning rotor. The rotor speed can be set at 1000 min or 600 min...
  • Page 47 Mower conditioner FC303YGC Conditioning intensity Before adjusting, maintaining or repairing the machine, turn off ignition key and wait until all moving parts have come to a complete stop. Several factors govern the conditioning intensity adjustment: Conditioning rotor speed See section "Finger conditioning rotor speed".
  • Page 48 Mower conditioner FC303YGC Conditioning comb Lower the mowing unit on the ground using mowing unit lift cylinders. Unlock and lift front guard using 18 (1) box spanner supplied with the machine. The angular position of the comb in relation to the...
  • Page 49 Mower conditioner FC303YGC Conditioning hood pivot point The conditioning intensity can be increased by using the second conditioning hood pivot point. The pivot point reduces the distance (E) between the upper part of the hood and the rotor by 25 mm / 1’’.
  • Page 50 Mower conditioner FC303YGC Side deflectors Fit side deflectors supplied with the machine when crop is ejected sideways in difficult working conditions: - Left side deflector (a): Part no. K5609840. - Right side deflector (b): Part no. K5609850. Fitting the side deflectors...
  • Page 51 Mower conditioner FC303YGC Swathing system for large swaths and wide spreading The swathing system comprises: - 2 swath shields. - 6 spreading fins. There are three swathing system positions Swathing position - Adjustment of the spreading fins: • Remove 6 bolts (1).
  • Page 52 Mower conditioner FC303YGC "Wide swaths" configuration - Lower lever (1) to place deflector in vertical position. - The swath width is 1.80 m (5’10’’) approximately. Wide spreading position - Adjustment of the spreading fins: • Remove 6 bolts (1). • Pivot spreading fins outwards opposite additional holes.
  • Page 53 Mower conditioner FC303YGC Wide spreading kit operating angle According to the crop density, adjust the wide spreading kit angle using lever (1): - Pivot lever upwards (a) to raise the wide spreading system. - Pivot lever downwards (b) to lower the wide spreading system.

  • Page 54: Machine Use

    Mower conditioner FC303YGC 3. Machine use Before mowing and to reduce risks of projections, lower side guards and front guard. Check that nobody is within the machine pivoting area. Keep all persons and animals away from the machine danger zone.

  • Page 55: Optional Equipment

    Mower conditioner FC303YGC $Optional equipment 1. 1 3/8" - 6 spline pto shaft Length 873 mm (2’10’’) Part no. 4800601 A specific pto shaft is available as option for tractors equipped with a 1 3/8" - 6 spline pto stub.

  • Page 56: 3/8" - 6 Spline Pto Shaft Length 1135 Mm (3'9'')

    Mower conditioner FC303YGC 4. 1 3/8" - 6 spline pto shaft Length 1135 mm (3’9’’) Part no. 4800616 A specific pto shaft is available as option for tractors equipped with a 1 3/8" - 6 spline pto stub. 5. 1 3/8" - 21 spline pto shaft Length 1135 mm (3’9’’)

  • Page 57: Maintenance And Storage

    Mower conditioner FC303YGC $Maintenance and storage Before adjusting, maintaining or repairing the machine, turn off ignition key and wait until all moving parts have come to a complete stop. 1. Frequency chart Every 200 After the first hours or at the...

  • Page 58: Lubrication

    Mower conditioner FC303YGC 2. Lubrication Except for the secondary PTO shaft lubrication, the machine must be placed in transport position for all maintenance operations (knife replacement, lubrication, etc). Clean grease nipples before greasing. Lubricate with SHELL multi-purpose grease grade NLGI 2.
  • Page 59 Mower conditioner FC303YGC Intermediate and secondary PTO shafts - Every 20 hours: • universal joints (1). • transmission tube (2). - Every 100 hours: • guide rings (3). The pictorials show the points to be greased (1): Maintenance and storage...
  • Page 60 Mower conditioner FC303YGC Tertiary PTO shaft - Every 20 hours: • universal joints (1). • transmission tube (2). - Every 100 hours: • guide rings (3). The pictorials show the points to be greased (1): Maintenance and storage...
  • Page 61 Mower conditioner FC303YGC Cutterbar draining and refilling Before draining oil, operate the machine for a few minutes so that the oil warms up. The cutterbar is lubricated with 2 L (0.53 US gal) of SHELL SPIRAX A extreme-pressure gear oil with viscosity grade SAE 80W90 and API grade GL5.
  • Page 62 Mower conditioner FC303YGC Lateral gearbox draining Before draining oil, operate the machine for a few minutes so that the oil warms up. The angle gearbox is lubricated with 1.75 L (0.46 US gal) of SHELL SPIRAX A extreme-pressure oil for mechanical transmissions with viscosity grade SAE 80W90 and API grade GL5.
  • Page 63 Mower conditioner FC303YGC Draining the Gyrodine gearbox Before draining oil, operate the machine for a few minutes so that the oil warms up. The Gyrodine gearbox is lubricated with 5.5 L (1.45 US gal) of SHELL SPIRAX A extreme-pressure gear oil with SAE 80W90 viscosity grade API and GL5.
  • Page 64 Mower conditioner FC303YGC Grease - The drawbar pivot pin (1). - The Gyrodine hitch tube pivot pins (1) and (2). Maintenance and storage...

  • Page 65: Maintenance

    Mower conditioner FC303YGC 3. Maintenance 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. The conditioner belts Never replace belts individually.
  • Page 66 Mower conditioner FC303YGC Main drive belt The automatic tensioning device ensures correct tension throughout the belt's service life. If the belt slips and no longer provides correct drive, its service life is at its end. Belt replacement Remove 2 bolts (1).
  • Page 67 Mower conditioner FC303YGC 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. - Through filler plugs, check that the oil level (h) is comprised between 2 and 3 mm (0.08’’...
  • Page 68 Mower conditioner FC303YGC Checking the oil levels Gyrodine gearbox - Check oil level in lower gearbox: • The "MAX" level corresponds to the mark on the dipstick plug. • The "MIN" level corresponds to the end of the dipstick plug.
  • Page 69 Mower conditioner FC303YGC Inspection 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: - guarantee the cutting quality. - guarantee safety in use.
  • Page 70 Mower conditioner FC303YGC Fixing elements Check the fixing 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 71 Mower conditioner FC303YGC 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. Place a wooden wedge between two discs to stop them from rotating.

  • Page 72: Storage

    Mower conditioner FC303YGC 4. Storage At the end of each season - Clean the machine thoroughly. - Drain all gearboxes and cutterbar and refill with new oil (see "Lubrication" chapter). - Touch up any areas of damaged paintwork. - Put the machine under cover in a dry place.

  • Page 73: Trouble Shooting Guide

    Mower conditioner FC303YGC $Trouble shooting guide Problem Cause Remedy Dull or broken knives. Replace knives. Make sure the arrow on the knife Knives not installed correctly. upper face is pointing in the disc's direction of rotation. Excessive ground speed. Reduce ground speed.

  • Page 74: Limited Warranty

    Mower conditioner FC303YGC $Limited warranty Limited warranty...
  • Page 75 Mower conditioner FC303YGC Limited warranty...

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