KUHN GMD702 GII Operator'S Manual Download | Manualshive

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Disc mower

38

GMD702 GII

Instructions for work

Swathing system

The swathing system comprises:

- 1 swath wheel(Adjustable).
- The swath width is 2 m (6’7’’) approximately.

The transversal adjustment (A) of the swath wheel is

5 mm (0.19’’) approximately.

The angular adjustment (X) of the swath wheel is +/- 2°

approximately.

The swath width is 1.95 m (6’5’’) approximately.

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Summary of Contents for GMD702 GII

Page 1: ...OPERATOR S MANUAL Disc mower GMD702 GII KN012GGB A English 01 2008...

Page 2: ......

Page 3: ...RATE AND MAINTAIN YOUR MACHINE before reading this manual carefully KEEP THIS MANUAL AVAILABLE FOR REFERENCE Pass it on to the next owner if you re sell the machine Your KUHN dealer can offer a comple...

Page 4: ...Safety instructions 7 Location and description of safety decals on the machine 15 Road safety equipment and recommendations 18 Machine specifications 19 Description and glossary 19 Technical specific...

Page 5: ...tments in working position 35 Machine use 39 Optional equipment 40 Raised skid shoes 40 Side deflector kit 40 High cone disc kit 40 Left swath wheel 41 Large cone discs 41 Maintenance and storage 42 F...

Page 6: ...Disc mower 4 GMD702 GII Identification of the machine IDENTIFICATION OF THE MACHINE 1 Front view 2 Rear view...

Page 7: ...rmation is to be indicated to the dealer for all spare parts orders Type GMD702 GII Serial no 4 Optional equipment Tick box corresponding to the equipment fitted on your machine Kit no 1076440 Raised...

Page 8: ...s 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 re...

Page 9: ...nly be operated maintained and repaired by competent persons who are familiar with machine specifications and operation and aware of safety regulations for preventing accidents The operator must imper...

Page 10: ...firmly in place and in good condition Immediately replace any worn or damaged guard Precautions when driving Precision steering tractor adherence road holding and efficient braking are influenced by...

Page 11: ...umstances be less than 20 of the tractor s unladen weight If necessary add ballast weights to the front or to the rear to preserve the steering and braking efficiency Transport position Before transpo...

Page 12: ...hydraulic circuit To avoid making wrong connections mark hydraulic couplers and corresponding hoses with colours WARNING Functions could be reversed for example lift lower and cause accidents Regularl...

Page 13: ...on the machine disengage the PTO drive turn off the engine remove ignition key and wait for all moving parts have come to a complete stop If the primary PTO shaft is equipped with a slip clutch or a f...

Page 14: ...y warning decals to respect are placed in pictorial form on various parts of the machine They are there to warn you of potential dangers and to tell you how to avoid accidents Always keep the safety d...

Page 15: ...ssure accumulators etc must only be carried out by competent persons with regulation equipment Wear the appropriate protective clothing for the work in hand gloves shoes goggles helmet ear protectors...

Page 16: ...Immediately replace any worn damaged or missing cutting tool or element To do this use the tool outfit supplied with the machine For your safety only use genuine parts Regularly check the condition o...

Page 17: ...Safety Disc mower GMD702 GII 15 3 Location and description of safety decals on the machine Location of safety decals...

Page 18: ...ing 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 Projections 3 Stones and...

Page 19: ...rive engaged and the moving parts have not come to a complete stop Cutting tools 7 The cutting tools and their attachment hardware meet safety and reliability criteria set by standards and by the manu...

Page 20: ...ety equipment is mounted in the factory or by your authorized Kuhn dealer according to current safety regulations The device is composed of A signalling light 1 A signalling panel 2 A reflector 3 Alwa...

Page 21: ...glossary 0 1 Parking stand 2 Check chain 3 Hydraulic valve 4 Pressure gauge 5 Connecting frame 6 Hitch pins 7 Cutterbar 8 Central gearbox 9 Lift pump 10 Lift compensating cylinder 11 Hydro pneumatic...

Page 22: ...transport position 1 90 m 6 3 Length in transport position 4 21 m 13 1 Disc rotational speed 2986 min 1 PTO speed 540 min 1 Weight 740 kg 1631 lb Minimum PTO power requirement 36 kW 49 hp Sound levels...

Page 23: ...n 18 mm box wrench 1 to carry out certain adjustment and maintenance tasks 2 Coupling and uncoupling The machine adapts to tractors fitted with a 3 point linkage category 2 Description of coupling ele...

Page 24: ...position Check that the tractor s authorized gross weight as well as its lift capacity and maximum weight per axle are not surpassed The front axle load 1 must never under any circumstances be less th...

Page 25: ...ce Disc mower GMD702 GII 23 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 l...

Page 26: ...h hitch pin with lynch pin Attach top link To lower holes on tractor side To upper holes on machine side Lift the machine using the tractor lift linkage until the parking stand no longer rests on the...

Page 27: ...hoses of the transport work cylinder to a double acting valve with float position Electrical connections Connect 7 pin plug to the tractor Fit check chain See section Frame height adjustment to posit...

Page 28: ...25 mm 1 must be maintained When the PTO shaft is in its maximum extended position the tube overlap must be more than 250 mm 10 If this is not the case Mark length H to cut when the transmission is the...

Page 29: ...achine in working position Press vertically on the 2 lugs using a screwdriver to release the PTO shaft guard Slide the guard along the PTO shaft Remove the secondary PTO shaft from the central gearbox...

Page 30: ...scs Let the friction discs slip for a few seconds Thread nuts away until they bottom against the threaded studs The friction slip clutch is ready to function Adjusting the machine Positioning of lower...

Page 31: ...n height between the two hitch pins Place the machine in transport position Pull on cord to release latch Activate the transport work cylinder to bring the mowing unit in transport position Rest cutte...

Page 32: ...he ground Attach each check chain with its hook supplied with the machine to one of the upper free holes at the tractor s top link attachment clevis Lower the machine until the check chain is under te...

Page 33: ...n the ground Uncouple the PTO shaft Place PTO shaft in its support 1 Disconnect hydraulic hoses and electric plug Place hydraulic hoses and electric signalling plug in their respective supports 2 Deta...

Page 34: ...wing unit in transport position Release cord The machine automatically locks in transport position The machine is in transport position Before placing the machine into transport position Wait until th...

Page 35: ...g equipment functions before going on public roads Before driving onto a main road ensure that upper edge of signalling panel is not more than 1 5 m 4 11 from the ground Before driving the machine on...

Page 36: ...mowing unit lift cylinder Shift the mowing unit lift cylinder directional control valve in float position The machine is in working position Before placing the machine in working position Check that n...

Page 37: ...tion Lower the machine on the ground to remove weight from the top link Modify the top link length to alter the machine tilt angle Check cutting height If the tractor is fitted with a hydraulic top li...

Page 38: ...al position 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 78...

Page 39: ...equired pressure is reached close the valve Position 2 Decreasing pressure in the hydro pneumatic accumulators Stop the tractor engine Open the valve using 18 box spanner supplied with the machine Act...

Page 40: ...thing system comprises 1 swath wheel Adjustable The swath width is 2 m 6 7 approximately The transversal adjustment A of the swath wheel is 5 mm 0 19 approximately The angular adjustment X of the swat...

Page 41: ...to lift the machine from working position into headland turn position Groundspeed Check that there is a minimum clearance J of 15 mm 0 59 between the cone rib and the swath wheel Before mowing and to...

Page 42: ...sed skid shoes 2 Side deflector kit Kit no 1036330 The side deflectors are recommended for mowing dense or down crops with long stems Fit the 2 side deflectors on the outer side plates of the cutterba...

Page 43: ...wath wheel is used to reduce the swath width to approximately 1 55m 5 1 Use this kit in combination with the high cone disc kit 5 Large cone discs Kit no 1036320 Large cone discs allow mowing dense or...

Page 44: ...parts have come to a complete stop After the first 10 hours of use Every 30 hours Every 50 hours Every 200 hours or at the end of the season Cutterbar draining and refilling 3 3 Lateral gearbox draini...

Page 45: ...gs 3 Secondary PTO shaft Every 250 hours universal joints 1 transmission tube 2 guide rings 3 The grease zerks of the secondary PTO shaft U joints and guiding bushes are accessible by unlocking the 2...

Page 46: ...oil quantity and quality through the opening of the filler plug Clean and reinstall filler plug 2 and its washer Replace if necessary Before draining oil operate the machine for a few minutes so that...

Page 47: ...ce and storage Disc mower GMD702 GII 45 Oil The moving parts and pivot points Grease The mowing unit lift cylinder ball joint 1 the mowing unit pivot pin 1 the cutterbar connecting frame pivot pin 2 2...

Page 48: ...The MAX level corresponds to the mark on the dipstick plug The MIN level corresponds to the end of the disptick plug Before draining oil operate the machine for a few minutes so that the oil warms up...

Page 49: ...pening of the filler plug 1 Check central gearbox oil level 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...

Page 50: ...Place the machine in parking position Open valve Release pressure until the gauge needle reads 0 Shut off valve Before adjusting maintaining or repairing the machine turn off ignition key and wait un...

Page 51: ...rbar stiffener equals measure A 577 mm 1 10 4 mm 0 15 Transport stop The transport stop 1 limits the machine s oscillation during transport Adjustment Place the machine in transport position Loosen co...

Page 52: ...r plugs and their seals 1 and 2 Replace if necessary If in doubt as to the oil quantity contained in the cutterbar fully drain and refill cutterbar respecting recommended oil quantity and quality Befo...

Page 53: ...n the following cases Damaged knives Very rough conditions can cause knives to crack and become deformed Worn knives Knife length C must exceed 65 mm 2 6 Knife width B measured at a distance A of 10 m...

Page 54: ...n or inoperational When the bolt head wear reaches the center line of the bolt When diameter D of the bolt shoulder is less than 15 mm 0 6 After having been removed 5 times Replace nuts in the followi...

Page 55: ...o 12 daN m 89 lbf ft Dull knives require more horse power and have a negative effect on the cut quality Disc replacement Place a wooden wegde 2 between two discs to stop them from moving Remove 2 bolt...

Page 56: ...er cone covers 2 and 3 6 daN m 44 lbf ft Replace any lost or damaged cover 2 Part no 56803400 3 Part no 56806610 Check if there is still a gap of 1 mm 0 04 between the disc lower part and the cutterba...

Page 57: ...on Inspection of knives and securing elements Depressurize all hydraulic functions At the start of each season Pressurize the hydraulic circuit before activating any other hydraulic function of the ma...

Page 58: ...king conditions Adjust main frame height with regards to the ground Bad ground contour adaptation Incorrect main frame setting Adjust main frame height with regards to the ground Excessive ground spee...

Page 59: ...mm box spanner supplied with the machine Shift the tractor hydraulic valve in the direction for placing the machine in working position to pressurize the circuit 100 110 bar 1450 1585 psi Shut off the...

Page 60: ...Disc mower 58 GMD702 GII Limited warranty LIMITED WARRANTY...

Page 61: ...Limited warranty Disc mower GMD702 GII 59...

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