KUHN GA300G Operator's Manual
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KUHN GA300G Operator's Manual

Gyrorake
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OPERATOR'S MANUAL
KN149BGB A
Gyrorake
- English - 02-2010
KN149BGB A

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  • Page 1 OPERATOR'S MANUAL KN149BGB A Gyrorake - English - 02-2010 KN149BGB A...

  • Page 3: Dear Owner

    Designated use of the machine The GA300G Gyrorake must only be used for the work for which it has been designed: raking on the ground and forming windrows of pre-mowed fodder and straw. Dear Owner...

  • Page 4: Table Of Contents

    Gyrorake GA300G $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 ............18 Machine specifications ....................20...
  • Page 5 Gyrorake GA300G Instructions for work ....................33 Putting the machine into work position ..................33 Adjustments in working position....................34 Machine use............................ 38 Optional equipment ..................... 39 Front support wheel........................39 Lights and indicators ........................41 Maintenance and storage.................... 42 Lubrication............................

  • Page 6: Identification Of The Machine

    Gyrorake GA300G $Identification of the machine 1. Front view 2. Rear view Identification of the machine...

  • Page 7: Model Identification Plate

    Gyrorake GA300G 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. GA300G Type: Serial no.: 4. Optional equipment Tick box corresponding to the equipment fitted on your machine: Kit no.

  • Page 8: Safety

    Gyrorake GA300G $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 Gyrorake GA300G 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.). 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 Gyrorake GA300G 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 Gyrorake GA300G 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 criteria are met to be in conformity with the countrie's...
  • Page 13 Gyrorake GA300G Stage 1: To measure: - Tractor tare (T). Stage 2: - Couple the machine to the tractor. To measure: - Load on front axle (t1): • Tractor + machine (transport position). To do: - If the front axle load (t1) is below 20% of the tractor tare (T), add ballast weights (M1) to exceed the minimum load on the front axle.
  • Page 14 Gyrorake GA300G 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 15 Gyrorake GA300G Maximum speed Always keep to the legal speed limit for driving a tractor- machine assembly on public roads. 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 16 Gyrorake GA300G 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 17 Gyrorake GA300G 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 18 Gyrorake GA300G Precautions for maintenance and repair work 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 19 Gyrorake GA300G 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 20: Location And Description Of Safety Decals On The Machine

    Gyrorake GA300G 3. Location and description of safety decals on the machine Location of safety decals Safety...
  • Page 21 Gyrorake GA300G 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 tractor...

  • Page 22: Machine Specifications

    Gyrorake GA300G $Machine specifications 1. Description and glossary Three-point hitch coupler Parking stand Tine arms Rotor Swath screen Wheels Machine specifications...

  • Page 23: Technical Specifications

    Gyrorake GA300G 2. Technical specifications Coupling device 3 point linkage category 1 and 2 Number of rotors Rotor diameter 2.64 m (8’8’’) Number of arms per rotor Number of tines per arm Working width (DIN 11220) 3.20 m (10’6’’) (with single windrow) Swath width 0.80 m (2’7’’) (approximately)

  • Page 24: Sound Levels

    Gyrorake GA300G 3. Sound levels Sound levels have been measured in accordance with the measuring methods as defined in: NF EN ISO 4254-1 «Agricultural machinery - Safety - Part 1: General requirements». Weighted equivalent continuous acoustic pressure level at the driver's seat (closed cabin) L (A) eq: Tractor only: 72.8 dB(A)

  • Page 25: Putting Into Service

    Gyrorake GA300G $Putting into service 1. Coupling and uncoupling Description of coupling elements - A PTO shaft (1). - A parking stand (2). - A 7-pin electric plug for the electrical signalling equipment (optional equipment). Preparing the tractor The machine adapts to tractors fitted with a 3-point hitch coupler category 1 or 2.
  • Page 26 Gyrorake GA300G Lateral adjustment of the lower linkage arms Balance the play on either sides of the lift linkage and lock lower link stabilizers. Putting into service...
  • Page 27 Gyrorake GA300G Coupling the machine - Lower the tractor three-point linkage. - Position ball joints of tractor lower links in line with machine lower yokes. Categories of linkage For attachment category 1: - Place lower links in position (1). - Secure each lower link with lynch pin.
  • Page 28 Gyrorake GA300G - Attach the top link to the machine top hitch pin. - Secure with R-clip. - Adjust the top link length so that the machine is horizontal with regards to the ground. - Lift the machine using the tractor lift linkage until the parking stand no longer rests on the ground.
  • Page 29 Gyrorake GA300G 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. Check the length of the PTO shaft:...
  • Page 30 Gyrorake GA300G To avoid serious accidents, the PTO drive shaft guards must be properly in place and fixed with the chains provided. Attach PTO shaft guard chain in hole (1) on machine side. Immediately replace any worn or damaged guard.
  • Page 31 Gyrorake GA300G Uncoupling the machine Park the machine on an even fairly level ground. From the transport position: - Remove R-clip (1). - Lower parking stand (2). - Insert R-clip (1) to lock parking stand (2). - Lower tractor lift linkage to rest the machine on the parking stand.
  • Page 32 Gyrorake GA300G - Uncouple lower linkage arms. - Detach the top link from the machine end. The machine is uncoupled. Putting into service...

  • Page 33: Instructions For Transport

    Gyrorake GA300G $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 operating area. 1. Putting the machine into transport...

  • Page 34: Conformity With The Road Regulations

    Gyrorake GA300G 2. Conformity with the road regulations Before driving the machine on public roads, ensure that the machine complies with current highway code regulations. Always keep to the legal speed limit for driving a tractor- machine assembly on public roads.

  • Page 35: Instructions For Work

    Gyrorake GA300G $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 position From the transport position: - Remove pin (1).

  • Page 36: Adjustments In Working Position

    Gyrorake GA300G 2. Adjustments in working position Before manoeuvring the machine: - Check that nobody is within the machine pivoting area. - If there is someone, make sure the person moves away. Wheel height adjustment Before leaving tractor before adjusting,...
  • Page 37 Gyrorake GA300G Swath screen adjustment There are 3 windrow curtain adjustment possibilities. - Lateral adjustment. - Lengthways adjustment. - Vertical adjustment. Lateral adjustment: • Remove pin (1). • Move windrow curtain beam (2) to the required position (3): 4 positions are possible.
  • Page 38 Gyrorake GA300G In light crop, the machine can form double swaths. Fold windrow curtain to form double windrows. Lengthways adjustment: The lengthways adjustment is combined with the sideways adjustment. The windrow curtain can be set forwards or backwards according to the crop density and the windrow width adjustment.
  • Page 39 Gyrorake GA300G Vertical adjustment: The windrow curtain can be adjusted in 3 positions: - (1):High position. - (2):Central position. - (3):Low position. - Remove bolts (1) and nuts (2). - Adjust swath screen position (3). - Reinstall bolts (1) and nuts (2): •...

  • Page 40: Machine Use

    Gyrorake GA300G 3. Machine use Before engaging the tractor PTO drive: Keep all persons and animals away from the machine danger zone. - Place the machine in working position. Before the machine engages the crop: - Engage the tractor PTO drive and accelerate progressively up to the desired PTO speed.

  • Page 41: Optional Equipment

    Gyrorake GA300G $Optional equipment 1. Front support wheel Kit no. 1136070 - Top link chain (2). - Front support wheel (3). The front support wheel enables improving ground contour adaptation. Adjustments - Raise machine using tractor lift linkage so that wheels are no longer in contact with the ground.
  • Page 42 Gyrorake GA300G Machine use Working position The top link must be floating. - Replace upper link with chain (1). The chain is used for lifting the machine on headlands. - On the tractor side, insert top link pin (1) in the large chain link (2).

  • Page 43: Lights And Indicators

    GA300G 2. Lights and indicators Kit no. 1136290 The road safety equipment is mounted in the factory or by your authorized Kuhn dealer according to current safety regulations. The front safety device comprises: - 2 signalling panels (1). - 2 front position indicating lights (2).

  • Page 44: Maintenance And Storage

    Gyrorake GA300G $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. Frequency chart After the first 10 hours of...

  • Page 45: Lubrication

    Gyrorake GA300G Lubrication intervals are indicated for normal conditions of use. 1. Lubrication The pictorials show the points to be greased. Clean grease nipples before greasing. Lubricate with SHELL multi-purpose grease grade NLGI 2. Lubricate with SHELL SAE 90 EP (GL4) gear oil.
  • Page 46 Gyrorake GA300G Lubricate the following parts: Lubricate with SHELL multi-purpose grease grade NLGI 2. Grease: - Rotor gears (1). - Rotor arm housings (1). In difficult or intensive work conditions, reduce greasing intervals of rotor arm housings. Oil: Lubricate with SHELL SAE 90 EP (GL4) gear oil.

  • Page 47: Maintenance

    Gyrorake GA300G 2. Maintenance Check thighteness of all bolts and nuts, particularly on rotors. 3. Storage At the end of each season Avoid high pressure water jets on rotor and pivot points. - Clean the machine thoroughly. - Put the machine under cover in a dry place.

  • Page 48: Trouble Shooting Guide

    Gyrorake GA300G $Trouble shooting guide Problem Cause Remedy Poor raking over the whole Tines too far from the ground Adjust wheel height rotor width Adjust wheel height to obtain Poor raking on one side of the Rotor tilted towards the opposite...

  • Page 49: Appendix

    Gyrorake GA300G $Appendix 1. Calculating the load on an axle When coupling a tool to the front and rear 3-point lift linkage, the maximum authorized payload must not be exceeded. The load on the tractor front axle must always represent 20 % of the tractor unladen weight.
  • Page 50 Gyrorake GA300G 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. Front tool:...
  • Page 51 Gyrorake GA300G 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 kg ≤ Total weight kg ≤ kg ≤ Load on front axle kg ≤...
  • Page 52 Gyrorake GA300G 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 53 Gyrorake GA300G - T: Axle loads. • Tractor only. Appendix...
  • Page 54 Gyrorake GA300G 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. In any case, we recommend to travel on public roads with empty hoppers and tanks.

  • Page 55: Limited Warranty

    Gyrorake GA300G $Limited warranty Limited warranty...
  • Page 56 Gyrorake GA300G Limited warranty...

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