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Summary of Contents for KUHN GMD 3150 TL CE
- Page 1 OPERATOR'S MANUAL 7N136AGB-A Read carefully before starting the machine Disk mower Original instructions 7N136AGB-A - English - 06-2016...
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Page 3: Dear Owner
1. Dear Owner In buying a Kuhn machine you have chosen wisely. Into it have gone years of thought, research and improvement. You will find, as have thousands of owners all over the world, that you have the best that engineering skill and actual field testing can produce. -
Page 4: Table Of Contents
Disk mower GMD 3150/3550/4050 TL CE 2. 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 ........................... - Page 5 Disk mower GMD 3150/3550/4050 TL CE Instructions for work ....................35 Putting the machine into work position ..................35 Adjustments in working position ....................36 8.2.1 Cutting height ........................36 8.2.2 Reduced or increased ground pressure ................40 Machine use ..........................42 Optional equipment .....................
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Page 6: Identification Of The Machine
Disk mower GMD 3150/3550/4050 TL CE 3. Identification of the machine Front view Rear view 3. - Identification of the machine 7N136AGB-A... -
Page 7: Model Identification Plate
GMD 3150/3550/4050 TL CE 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 NORTH AMERICA, INC. -
Page 8: Safety
Disk mower GMD 3150/3550/4050 TL CE 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 9: Safety Instructions
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. Safety shutdown procedure Before adjusting, maintaining or repairing the... - Page 10 Disk mower GMD 3150/3550/4050 TL CE Precautions to take before using the machine Do not wear loose clothing which could become caught up in moving parts. Wear appropriate protective clothing (gloves, shoes, goggles, hearing protection, etc.). Ensure that all operating controls (ropes, cables, rods, etc) are placed so as they cannot be operated unintentionally and cause damage or injury.
- Page 11 Disk mower GMD 3150/3550/4050 TL CE 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 applicable regulations for special transportation of oversize equipment.
- Page 12 Disk mower GMD 3150/3550/4050 TL CE 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 Disk mower GMD 3150/3550/4050 TL CE 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 14 Disk mower GMD 3150/3550/4050 TL CE 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. 4. - Safety 7N136AGB-A...
- Page 16 Disk mower GMD 3150/3550/4050 TL CE 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, such as - Fit polycarbonate screens inside the tractor cab's...
- Page 17 Disk mower GMD 3150/3550/4050 TL CE Precautions for machine use After each use, check the cutting tools (discs, knives) their attachment hardware accordance with the instructions given in the present manual. Immediately replace any worn, damaged or missing cutting tool or element. To do this, use the tool outfit supplied with the machine.
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Page 18: Location And Description Of Safety Decals On The Machine
Disk mower GMD 3150/3550/4050 TL CE Location and description of safety decals on the machine Location of safety decals km/h 59900300 59900600 59900300 4. - Safety 7N136AGB-A... - Page 19 Disk mower GMD 3150/3550/4050 TL CE Description of safety decals CAUTION 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. CAUTION Perform safety shutdown procedure Before leaving the tractor or before adjusting, maintaining or repairing the machine, disengage the PTO drive, turn off the engine, remove ignition key...
- Page 20 Disk mower GMD 3150/3550/4050 TL CE WARNING Crushing Hazard (5) Stay a safe distance from the machine. Crushing hazard. 59900600 WARNING Rotating cutting tools (6) Keep away from the mower knives while engine is running, the PTO drive is engaged, and until all moving parts have come to a complete stop.
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Page 21: Road Safety Equipment And Recommendations
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 22: Machine Specifications
Disk mower GMD 3150/3550/4050 TL CE 5. Machine specifications Description and glossary Cutterbar Drawbar 90 degree gearbox Pitch angle adjustment rod Side guard with rail Swing cylinder Front curtain 10 : Suspension spring Front guard 11 : Wheel Secondary PTO shaft 12 : Rear lights 5. - Page 23 Disk mower GMD 3150/3550/4050 TL CE Parking stand Hitch pins PTO shaft support Gyrodine gearbox Check chains 5. - Machine specifications 7N136AGB-A...
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Page 24: Technical Specifications
Disk mower GMD 3150/3550/4050 TL CE Technical specifications Model GMD 3150TL Ref. Dimensions Width of cut 10’ 2’’ / 3.1 m Swath width - depending on crop conditions 7’ 3’’ / 2.2 m Transport width 10’ 2’’ / 3.1 m Transport length 17’... - Page 25 Disk mower GMD 3150/3550/4050 TL CE Model GMD 3550TL GMD 4050TL Ref. Dimensions Width of cut 11’ 6’’ / 3.5 m 13’ 0’’ / 4.0 m Swath width - depending on crop conditions 8’ 6’’ / 2.6 m 10’ 0’’ / 3.0 m Transport width 11’...
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Page 26: Required Equipment
Disk mower GMD 3150/3550/4050 TL CE Required equipment 2-point hitch Description of coupling elements The 2-point hitch enables coupling the machine to the tractor rear hydraulic lift linkage. Secondary PTO shaft with CE shielding The secondary PTO shaft runs between the 90° gearbox and the Gyrodine gearbox. -
Page 27: Putting Into Service
Disk mower GMD 3150/3550/4050 TL CE 6. Putting into service Coupling and uncoupling The minimum tractor weight should be no less than 2/3 of machine gross weight. Machine requirements Recommended minimum tractor weight: Model Machine weight Tractor weight up to 20 mph (32km/h) 2/3 of Gross weight = Tractor weight GMD 3150 TL 2800 lbs / 1270 Kg... -
Page 28: 2-Point Hitch
Disk mower GMD 3150/3550/4050 TL CE 6.1.1 2-point hitch Description of coupling elements - A PTO shaft 1 3/8’’ - 6 splines - 2 check chains - Two hydraulic hoses that control the mowing unit raising/lowering - Two hydraulic hoses controlling the drawbar swing cylinder - A 7-pin electric plug for the electrical signalling equipment... - Page 29 Disk mower GMD 3150/3550/4050 TL CE Coupling the machine - Lower the tractor three-point lift arms. - Place the lower links as close as possible under the hitch pins. - Attach lower links to the hitch pins on the inside of the yokes.
- Page 30 Disk mower GMD 3150/3550/4050 TL CE Adjusting the machine Lateral adjustment of the lower links. Balance the play on either sides of the linkage arms and lock lower link stabilizers. Frame height and check chains - Lower tractor lift arms until hitch pins are at a distance (H) slightly over 620 mm (25’’) from the ground.
- Page 31 Disk mower GMD 3150/3550/4050 TL CE 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.
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Page 32: Hydraulic Connections
Disk mower GMD 3150/3550/4050 TL CE 6.1.2 Hydraulic connections Connect the 2 hydraulic hoses of the drawbar shift cylinder to a double acting valve (1). Connect mowing unit lift cylinder hoses to a double acting valve (2). 6.1.3 Electrical connections Connect 7-pin plug to the tractor. -
Page 33: Primary Pto Shaft
Immediately replace any worn or damaged guard. Kuhn does not recommend or authorize PTO adapters. When tractor lift arms are set to recommended height and the PTO is coupled, verify that the dimension between the driveline universal joints (x) is within the acceptable range listed in the table. - Page 34 Disk mower GMD 3150/3550/4050 TL CE Accessing the secondary PTO shaft: - Place the machine in working position. - Remove both halves of shield by removing 4 bolts from each half (1). Initial run-in: Tools required: (2) 17 mm box wrenches - Make sure the tractor is off and the PTO is disengaged.
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Page 35: Instructions For Transport
Disk mower GMD 3150/3550/4050 TL CE 7. 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 36: Conformity With The Road Regulations
Disk mower GMD 3150/3550/4050 TL CE 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 reflectors and lights are clean and that the lighting equipment functions before transporting the machine on public roads. -
Page 37: Instructions For Work
Disk mower GMD 3150/3550/4050 TL CE 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 position From the transport position: - Perform safety shutdown procedure. -
Page 38: Adjustments In Working Position
Disk mower GMD 3150/3550/4050 TL CE Adjustments in working position 8.2.1 Cutting height Before adjusting, maintaining or repairing the machine, perform the safety shutdown procedure. Place the machine on flat ground. The cutting height is adjusted with the machine attached. Hitch pins should be at 620 mm (2’) from the ground when using a two-point hitch, and 330-560 mm (13’’-22’’) from the ground when using a drawbar hitch. - Page 39 Disk mower GMD 3150/3550/4050 TL CE Raised skid shoes The raised skid shoes enable mowing higher, between 2.17’’ (55 mm) and 5.91’’ (150 mm). The skid shoes can be adjusted to 2 positions: Low position: - Loosen screw (1). - Pivot lever (2) downwards.
- Page 40 Disk mower GMD 3150/3550/4050 TL CE Cutting height Before adjusting, maintaining or repairing the machine, perform the safety shutdown procedure. Place the machine on flat ground. The cutting height is adjusted with the machine attached, hitch pins at 26’’ (650 mm) from the ground.
- Page 41 Disk mower GMD 3150/3550/4050 TL CE With skids shoes in low position: The maximum cutting height (L1 = 3.74’’/95 mm) is obtained when the discs are parallel to the ground. The minimum cutting height must not be below (L2 = 2.17’’/55 mm). Too low a cutting height can lead to: - Excessive disc and knife wear.
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Page 42: Reduced Or Increased Ground Pressure
Disk mower GMD 3150/3550/4050 TL CE 8.2.2 Reduced or increased ground pressure The mowing unit is suspended by means of floatation springs . Place the machine on flat ground. Before adjusting, maintaining or repairing the machine, perform the safety shutdown procedure. - Page 43 Disk mower GMD 3150/3550/4050 TL CE To check the ground pressure From the working position: - Check that the chassis height is correct (H). Hitch pins should be at 2’ (620 mm) from the ground when using a two-point hitch, and 13’’-22’’ (330- 560 mm) from the ground when using a drawbar hitch.
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Page 44: Machine Use
Disk mower GMD 3150/3550/4050 TL CE Machine use Before mowing and to reduce risks of projections, lower the front guard. Check that nobody is within the machine pivoting area. If there is someone, make sure the person moves away. Never lean or step on the protection cover. Make sure front guard is securely locked down before use. -
Page 45: Optional Equipment
Disk mower GMD 3150/3550/4050 TL CE 9. Optional equipment Raised skid shoes Kit no. 1066310 The raised skid shoes enable mowing higher, between 2.0’’ and 5.9’’ (50 - 150 mm). Replace the end disc skids by the 2 raised skid shoes. -
Page 46: 2-Point Hitch
Disk mower GMD 3150/3550/4050 TL CE 2-point hitch Kit no. 18968056 The 2-point hitch enables coupling the machine to the tractor rear hydraulic lift linkage. Rock guard Kit no. 18968053 - GMD 3150 TL Kit no. 18968054 - GMD 3550 TL Kit no. -
Page 47: Maintenance And Storage
Disk mower GMD 3150/3550/4050 TL CE 10. Maintenance and storage 10.1 Frequency chart Before adjusting, maintaining or repairing the machine, perform the safety shutdown procedure. Every 200 Every 20 hours or at Never - hours the end of lubed for life the season ... -
Page 48: Cleaning The Machine
Disk mower GMD 3150/3550/4050 TL CE 10.2 Cleaning the machine Before adjusting, maintaining or repairing the machine, perform the safety shutdown procedure. Regularly clean the build up on the unit: - Unlock and raise front guards. - Clean. - Lower and lock front guards. 10. -
Page 49: Lubrication
Disk mower GMD 3150/3550/4050 TL CE 10.3 Lubrication Before adjusting, maintaining or repairing the machine, perform the safety shutdown procedure. Except for the secondary PTO shaft lubrication, the machine must be placed in transport position for all maintenance operations (knife replacement, lubrication, etc). -
Page 50: Grease The Tongue Pivot Point (1)
Disk mower GMD 3150/3550/4050 TL CE To grease the PTO shaft U-joints: - Rotate access covers (1). - Grease PTO shaft U-joint. - Rotate access covers back to closed position. - Remove the bolt (2). - Lift the guard (3) - Grease PTO shaft U-joint. -
Page 51: Cutterbar Draining And Refilling
Disk mower GMD 3150/3550/4050 TL CE 10.3.3 Cutterbar draining and refilling The cutterbar is lubricated for life and requires no periodic maintenance. If in doubt as to the oil quantity contained in the cutterbar, fully drain and refill cutterbar respecting recommended oil quantity and quality. - Page 52 Disk mower GMD 3150/3550/4050 TL CE Draining From the transport position: - Lift up the front guard - Using two wedges of different height, rest the cutterbar higher on opposite side of drain plug. - Remove end skid shoe on drive side of the mower.
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Page 53: Checking Cutterbar Oil Level
Disk mower GMD 3150/3550/4050 TL CE 10.3.4 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 its seal. • Through filler plugs, check that the oil level (h) is comprised between 6 and 7 mm (Approximately .25’’). -
Page 54: Degree Gearbox Draining
Disk mower GMD 3150/3550/4050 TL CE 10.3.5 90 degree gearbox draining Before draining oil, operate the machine for a few minutes so that the oil warms up. The lateral gearbox is lubricated with 0.7 L (24 oz) of extreme-pressure oil for mechanical transmissions with viscosity grade SAE 80W90 and API grade GL4. -
Page 55: Draining The Gyrodine Gearbox
Disk mower GMD 3150/3550/4050 TL CE 10.3.6 Draining the Gyrodine gearbox Gyrodine gearbox: Before draining oil, operate the machine for a few minutes so that the oil warms up. The Gyrodine gearbox is lubricated with 2.7 L (91 oz) of extreme-pressure gear oil with SAE 80W90 viscosity grade API and GL4. -
Page 56: Maintenance
10.4.1 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: • ensure the cutting quality. - Page 57 Disk mower GMD 3150/3550/4050 TL CE GMD 3150TL GMD 3550TL GMD 4050TL 10. - Maintenance and storage 7N136AGB-A...
- Page 58 Disk mower GMD 3150/3550/4050 TL CE 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. - When the locking compound is worn or inoperational.
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Page 59: Knife Replacement
Disk mower GMD 3150/3550/4050 TL CE 10.4.2 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 60 Disk mower GMD 3150/3550/4050 TL CE - Remove disc cover (1). - Remove the disk (2). - Replace damaged or worn disc with a new disc. Reinstalling - Refit the disc (2). Respect disc direction of rotation according to fitting of knives.
- Page 61 Disk mower GMD 3150/3550/4050 TL CE - Torque bolts (1) to: • Torque to: 12 daNm (89 lb ft) - Remove wooden wedge. Check that there is a minimum play of 1 mm (0.04’’) between the knife attachment screws and the cutter bar skids. If this is not the case, fit one (maximum two) spacer(s) between the disc and the mounting hub.
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Page 62: Outer And Inner Cones
Disk mower GMD 3150/3550/4050 TL CE 10.4.4 Outer and inner cones - Check torque of attachment bolts (1) of outer and inner cone covers (2) and (3): 6 daNm (44 lb ft). - Replace any lost or damaged cover. 10. - Maintenance and storage 7N136AGB-A... -
Page 63: Storage
Disk mower GMD 3150/3550/4050 TL CE 10.5 Storage At the end of each season - Clean the machine thoroughly. - Drain all gearboxes 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 64: Troubleshooting Guide
Disk mower GMD 3150/3550/4050 TL CE 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 correctly. pointing in the disc's direction of rotation. Excessive ground speed. Reduce groundspeed. -
Page 65: Limited Warranty
KUHN dealer and request warranty service within the applicable warranty period; (2) present evidence of the warranty start date with valid proof of purchase; and (3) make the Equipment available to the authorized KUHN dealer within a reasonable time for repair. - Page 66 (including, but not limited to, a tractor or truck), loss of earnings due to Equipment down time, or damage to Equipment while in transit to or from a KUHN facility or authorized KUHN dealer; (7) defects due in part or in whole from specifications, instructions, designs or drawings provided by or for Purchaser;...
- Page 67 $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 68 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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How to jack tires
Before working on the wheels of a KUHN GMD 3150 TL CE, ensure the machine is resting on the ground and is perfectly stable to prevent accidental movement. Use chocks to secure it. Only competent persons with proper tools should perform assembly, disassembly, or repair of wheels and tyres.
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