KUHN GMD700GII Operator's Manual
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KUHN GMD700GII Operator's Manual

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OPERATOR'S MANUAL
KN197DGB C
Disc mower
Original instructions
KN197DGB C
- English - 11-2009

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Summary of Contents for KUHN GMD700GII

  • Page 1 OPERATOR'S MANUAL KN197DGB C Disc mower Original instructions KN197DGB C - English - 11-2009...

  • Page 3: Dear Owner

    Designated use of the machine The GMD700GII-GII HD mower must only be used for the purpose for which it was manufactured: 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

    Disc mower GMD700GII-GII HD $Contents Dear Owner ........................1 Contents .........................2 Identification of the machine..................4 Front view............................4 Rear view............................4 Model identification plate ........................5 Optional equipment..........................6 Safety..........................7 Description of symbols used in this document................7 Safety instructions ...........................8 Location and description of safety decals on the machine ............16 Road safety equipment and recommendations................20...
  • Page 5 Disc mower GMD700GII-GII HD Instructions for work ....................35 Putting the machine into work position ..................35 Adjustments in working position....................37 Machine use............................ 39 Optional equipment ..................... 43 Raised skid shoes .......................... 43 Inner swath disc ..........................43 High cone disc kit........................... 43 Inner swath shield ..........................

  • Page 6: Identification Of The Machine

    Disc mower GMD700GII-GII HD $Identification of the machine 1. Front view 2. Rear view Identification of the machine...

  • Page 7: Model Identification Plate

    Disc mower GMD700GII-GII HD 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. KUHN S.A. 67700 SAVERNE - FRANCE GMD700GII...

  • Page 8: Optional Equipment

    Kit no. 1036230: Raised skid shoes 90 mm (3.54’’). Kit no. 1046190: Inner swath disc. Kit no. 1046170: High cone disc kit (GMD700GII). Kit no. 1046180: High cone disc kit (GMD700GII HD). Kit no. 1046150: Inner swath shield. Kit no. 1036340: Side deflector.

  • Page 9: Safety

    Disc mower GMD700GII-GII HD $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 10: 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 11 Disc mower GMD700GII-GII HD 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 12 Disc mower GMD700GII-GII HD 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 13 Disc mower GMD700GII-GII HD 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 14 Disc mower GMD700GII-GII HD 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 15 Disc mower GMD700GII-GII HD 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 16 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 17 Disc mower GMD700GII-GII HD Even when the machine is used in accordance with its purpose, objects may be projected. Stones and other foreign objects projected by the moving parts can travel a considerable distance. Keep all persons and animals away from the danger zone.

  • Page 18: Location And Description Of Safety Decals On The Machine

    Disc mower GMD700GII-GII HD 3. Location and description of safety decals on the machine Location of safety decals 59900600 599011001 Safety...
  • Page 19 Disc mower GMD700GII-GII HD 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...
  • Page 20 Disc mower GMD700GII-GII HD Crushing area (4) Never operate in an area where there is a crushing risk before all moving parts have come to a complete stop. Manoeuvring area (5) Stay a safe distance from the machine. Crushing hazard.
  • Page 21 Disc mower GMD700GII-GII HD Do not step on the machine (8) Do not step on the machine : Risk of falling or damaging the protection device. Prior to uncoupling the machine (9) - Place the cutterbar in horizontal position. - Lower parking lock.

  • Page 22: Road Safety Equipment And Recommendations

    GMD700GII-GII HD 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. The device is composed of: - 1 red reflector (1). Always keep to the legal speed limit for driving a tractor- machine assembly on public roads.

  • Page 23: Machine Specifications

    Disc mower GMD700GII-GII HD $Machine specifications 1. Description and glossary Cutterbar Parking lock Front guard Check chain Release cord Hitch pin Gearbox Lift cylinder Compensating spring 10 : Upper coupling yoke 11 : Safety breakback Machine specifications...

  • Page 24: Technical Specifications

    Disc mower GMD700GII-GII HD 2. Technical specifications Attachment type 3 point, Category 2 Number of discs Working width 2.80 m (9’2’’) Width in working position 4.65 m (15’3’’) Height in working position 1.17 m (3’98’’) Length in working position 1.33 m (4’41’’) Width in transport position 1.60 m (5’29’’)

  • Page 25: Putting Into Service

    Disc mower GMD700GII-GII HD $Putting into service 1. 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 (1) to carry out certain adjustment and maintenance tasks.
  • Page 26 Disc mower GMD700GII-GII HD 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. The front axle load (1) must never, under any circumstances, be less than 20% of the tractor's unladen weight.
  • Page 27 Disc mower GMD700GII-GII HD Lateral adjustment of the lower links - Balance the play on either sides of the lift linkage and lock lower link stabilizers. Putting into service...
  • Page 28 Disc mower GMD700GII-GII HD Preparing the machine Positioning of lower links - Measure dimension E. - Adjust tractor lower link stabilizers to measure E = 50 mm (2"). Linkage adjustment - Measure dimension A. If measure A is below 2.10 m (6’11’’):...
  • Page 29 Disc mower GMD700GII-GII HD If measure A is comprised between 2.10 m (6’11") and 2.25 m (7’04"): - Place lower links in position b: Adjust machine lower hitch pin position: - Loosen the 8 screws (3). - Centre hitch pin (1) with regards to the mounting plate.
  • Page 30 Disc mower GMD700GII-GII HD Coupling the machine - Lower the tractor three-point linkage. - Position ball joints of tractor lower links in line with machine lower yokes. - Attach the lower links to the hitch pins. - Secure each hitch pin with lynch pin.
  • Page 31 Disc mower GMD700GII-GII HD Hydraulic connections Connect hydraulic hose (1) of the transport/work cylinder to a single acting valve with float position. Fit check chain See chapter:’’Frame height and check chains’’. Putting into service...
  • Page 32 Disc mower GMD700GII-GII HD Primary PTO shaft Make sure that the PTO shaft is correctly adjusted, to avoid premature wear and tear. The tractor PTO stub must rotate at a speed of 540 min Separate the two half PTO shafts and connect them to the machine's input shaft and to the tractor PTO stub.
  • Page 33 Disc mower GMD700GII-GII HD On machine side, attach guard chain to the main frame. Immediately replace any worn or damaged guard. Adjusting the machine Frame height and check chains. - Tractor fitted with a hydraulic position control function: • Lower tractor lift linkage in order to engage lift stop (1) in its housing.
  • Page 34 Disc mower GMD700GII-GII HD Uncoupling the machine For tractors not fitted with a hydraulic position control function, unhook and attach check chain to its support. - Place the cutterbar in horizontal position. - Release parking lock (1). - Engage parking latch behind the bevel gearbox mounting plate (2).

  • Page 35: Instructions For Transport

    Disc mower GMD700GII-GII HD $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 located in the machine pivoting area. If there is someone, make sure the person moves away.

  • Page 36: Conformity With The Road Regulations

    Disc mower GMD700GII-GII HD The machine is in transport position. Never engage the tractor PTO drive when the machine is in transport position. 2. Conformity with the road regulations Before driving the machine on public roads, ensure that the machine complies with current highway code regulations.

  • Page 37: Instructions For Work

    Disc mower GMD700GII-GII HD $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 38 Disc mower GMD700GII-GII HD - Shift the mowing unit lift cylinder directional control valve in float position. - Lower the tractor lift linkage in working position. The machine is in working position. During work, only use the mowing unit lift cylinder to place the machine in headland turn position.

  • Page 39: Adjustments In Working Position

    Disc mower GMD700GII-GII HD 2. Adjustments in working position Before leaving tractor before adjusting, maintaining repairing 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 40 Disc mower GMD700GII-GII HD Swathing system The swathing system comprises: - 1 outer swath wheel (Adjustable). - Position the swath wheel in order to obtain an angle between 16° (A) and 32° (A’). Check that there is a minimum clearance (J) of 15 mm (0.59’’) between the cone rib and...

  • Page 41: Machine Use

    Disc mower GMD700GII-GII HD Compensating spring tension The mowing unit is suspensed by means of compensating spring (1). In difficult working conditions, the compensating spring adjustment can be modified. - Place the machine in working position. - Lift mowing unit to release tension on the spring.
  • Page 42 Disc mower GMD700GII-GII HD Groundspeed Adapt the forward speed to the working conditions. Headland turn maneuvers Operate the cutterbar using the "pivot into transport/work" position cylinder. - Activate the transport/work cylinder control valve in the "pivot into transport" position. The cylinder lock (1) bottoms.
  • Page 43 Disc mower GMD700GII-GII HD Machine safety When hitting an obstacle: 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.
  • Page 44 Disc mower GMD700GII-GII HD If the break-away latch releases too easily after reset, tighten nut (1) to increase spring washer compression slightly. Respect spring washer layout. Basic adjustment: L= 95 mm (3.7’’) For normal functioning of the break-away latch, measure L must never be below 91 mm (3.60").

  • Page 45: Optional Equipment

    3. High cone disc kit Kit no. 1046170 : GMD700GII Kit no. 1046180 : GMD700GII HD The high cone disc enables reducing the swath width. The swath width is 1.80 m (5’10’’) approximately. Replace flat disc (2) with the high cone disc.

  • Page 46: Inner Swath Shield

    Disc mower GMD700GII-GII HD 4. Inner swath shield Kit no. 1046150 The inner swath shield enables reducing the swath width to 1.25 m (4’1") environ. The inner swath shield must be used in combination with the inner swath disk and with the high cone disk.

  • Page 47: Lighting And Signalling

    Disc mower GMD700GII-GII HD 7. Lighting and signalling Kit no. 1026100 The machine can be fitted with specific signalling lights to comply with the road regulations. Electrical connection Connect machine 7-pin plug on the tractor 7-pin socket. After making the connections, check that there is no risk of the cables being caught during operation.

  • Page 48: Lateral Signalling Equipment

    Disc mower GMD700GII-GII HD Instructions for work - Disconnect signalling device wiring harness. - Position rear signalling device. 8. Lateral signalling equipment Kit no. 1016440 The machine can be fitted with specific signalling lights to comply with the road regulations.

  • Page 49: Quick Hitch Connector

    Disc mower GMD700GII-GII HD 1 in combination with signalling panel. Lighting and signalling: Kit no. 1026100 9. Quick hitch connector Kit no. 1036170: Only for North America. This equipment enables coupling the machine to a tractor fitted with a U (Quick Hitch) frame connector.
  • Page 50 Disc mower GMD700GII-GII HD Linkage adjustment - Measure dimension A. If measure A exceeds 2.40 m (7’10"): Position lower links. Adjust machine lower hitch pin position: - Loosen the 8 screws (3). - Position hitch pin (2) at measure H = 10 mm (0.4").

  • Page 51: Maintenance And Storage

    Disc mower GMD700GII-GII HD $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. 1. Frequency chart Maintenance intervals are indicated for normal conditions of use.

  • Page 52: Lubrication

    Disc mower GMD700GII-GII HD 2. Lubrication Lubricate with SHELL multi-purpose grease grade NLGI 2. PTO shaft Primary PTO shaft - Every 8 hours: • universal joints (1). - Every 20 hours: • transmission tube (2). - Every 40 hours: • guide rings (3).
  • Page 53 Disc mower GMD700GII-GII HD 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 54 Disc mower GMD700GII-GII HD Changing angle gearbox oil. Before draining oil, operate the machine for a few minutes so that the oil warms up. The angle gearbox is lubricated with 0.45 L (0.12 US gal) of SHELL SPIRAX A extreme-pressure oil for mechanical transmissions with viscosity grade SAE 80W90 and API grade GL5.

  • Page 55: Maintenance

    Disc mower GMD700GII-GII HD 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. Belt tension Regularly check belt tension and in particular during the first hours of use.
  • Page 56 Disc mower GMD700GII-GII HD Checking cutterbar oil level Regularly check the cutterbar oil level: • Place cutter bar in vertical position. • Remove filler plug (1) and its washer. • Check the oil level. • Top up if necessary. • Clean...
  • Page 57 Disc mower GMD700GII-GII HD Check angle gearbox oil level Regularly check the oil level: • Place the cutterbar in horizontal position. • Remove drain plug (1) and its washer. • Check the oil level. • Top up if necessary. • Clean and reinstall drain plug (1) and its washer.
  • Page 58 Disc mower GMD700GII-GII HD 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 59 Disc mower GMD700GII-GII HD 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 60 Disc mower GMD700GII-GII HD 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 61 Disc mower GMD700GII-GII HD Check if there is still a gap of 1 mm (0.04’’) between the disc lower part and the cutterbar wear plates. If this is not the case, fit one (maximum two) spacer(s) between the disc and the mounting hub (Part no.

  • Page 62: Storage

    Disc mower GMD700GII-GII HD 4. Storage At the end of each season - Clean the machine thoroughly. - Drain gearbox and cutterbar and refill with new oil. - Touch up any areas of damaged paintwork. - Store machine with the cutter bar in horizontal position in a sheltered dry place.

  • Page 63: Trouble Shooting Guide

    Disc mower GMD700GII-GII HD $Trouble shooting guide Problem Cause Remedy Dull or broken knives. Replace knives. Make sure the arrow on the Knives not installed correctly. knife upper face is pointing in the disc's direction of rotation. Uneven stubble. Insufficient disk speed.
  • Page 64 Disc mower GMD700GII-GII HD Modify pitch angle using top Incorrect cutter bar pitch angle. link. Stubble too long. Adjust compensating spring tension. Machine too light. Check frame position. Too frequent safety breakback Insufficient spring washer Increase spring washer release. compression.

  • Page 65: 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 66 - 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 67 $Specimen of the "Declaration of conformity" EC Declaration of conformity (European directive 2006/42/CE) The manufacturer: KUHN S.A., 4 impasse des fabriques B.P. 50060 F - 67706 SAVERNE CEDEX declares that the product described hereafter: Type: ’’Machine name’’ Serial no.: ’’Machine serial number’’...
  • Page 68 Société Anonyme au Capital de 2 530 000 Euros KUHN-BLANCHARD SAS - 24, route de Nantes - F - 44680 CHEMERE (FRANCE) Tél. : + 33 (0) 2 40 21 30 24 - Fax : + 33 (0) 2 40 64 80 11 Société...

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