KUHN FC243RGII Operator'S Manual Download Page 84

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FC243RGII

10. - Maintenance and storage

KN041BGB A

Mower conditioner

10.4.8 Replacing the belts

Never replace belts individually. When a belt is
damaged, always replace the whole set.

With the machine in transport position.

- Remove self-locking nut of pivoting guardrail using

the box spanner supplied with the machine (1).

- Pivot guardrail tube (2).

- Remove 3 bolts (1).
- Remove belt guard (2).

Summary of Contents for FC243RGII

Page 1: ...Original instructions KN041BGB A Read carefully before starting the machine OPERATOR S MANUAL Mower conditioner B0001 C0000 FC243RGII KN041BGB A English 10 2015 ...

Page 2: ......

Page 3: ...line of genuine KUHN service parts These parts are manufactured and carefully inspected in the same factory that builds the machine to assure high quality and accurate fitting of any necessary replacements About improvements We are continually striving to improve our products We therefore reserve the right to make improvements or changes when it becomes practical to do so without incurring any obl...

Page 4: ...re using the machine 10 4 2 5 Precautions when driving 11 4 2 6 Precautions when driving on public roads 12 4 2 7 Maximum speed 16 4 2 8 Precautions when coupling 16 4 2 9 Hydraulic circuit 17 4 2 10 PTO shaft 18 4 2 11 Precautions during manoeuvres 20 4 2 12 Remote controlled components 20 4 2 13 Tyres 20 4 2 14 Safety decals 20 4 2 15 Waste disposal 21 4 2 16 Precautions for maintenance and repa...

Page 5: ...achine 35 6 2 5 Coupling the machine 37 6 2 6 Hydraulic connections 38 6 2 7 Electrical connections 38 6 2 8 Primary PTO shaft 39 6 2 9 Intermediate PTO shaft 41 6 2 10 Adjusting the machine 43 6 2 11 Uncoupling the machine 46 7 Instructions for transport 47 7 1 Putting the machine into transport position 47 7 2 Conformity with the road regulations 48 8 Instructions for work 49 8 1 Putting the mac...

Page 6: ...ng parts 70 10 4 Maintenance 73 10 4 1 Hydro pneumatic accumulators 73 10 4 2 Transport stop 74 10 4 3 Work transport cylinder 75 10 4 4 Checking the roller parallelism and gap 76 10 4 5 Drive chain tension 77 10 4 6 Chain replacement and roller synchronization 78 10 4 7 Belt tension 81 10 4 8 Replacing the belts 82 10 4 9 Checking cutterbar oil level 84 10 4 10 Inspection of knives and securing e...

Page 7: ...3 Identification of the machine FC243RGII 5 KN041BGB A Mower conditioner 3 Identification of the machine 3 1 Front view 3 2 Rear view ...

Page 8: ...e 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 Type FC243RGII Serial no TYPE MASSE kg KUHN S A 67700 SAVERN E FRANCE N MADE IN FRAN CE TYPE MASSE kg KUHN S A 67700 SAVERNE FRANCE N MADE IN FRANCE ...

Page 9: ...uipment Tick box corresponding to the equipment fitted on your machine 1 3 8 6 spline pto shaft 1 3 8 21 spline pto shaft 32x38 8 spline pto shaft Lateral signalling equipment USA signalling equipment Chain stroke limiter Swath shield extensions Shut off valve Raised skid shoes 120 mm 4 72 ...

Page 10: ...mbol 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 This symbol is used to communicate technical information of particular interest ...

Page 11: ...facturer The manufacturer is not held liable for any damage resulting from machine applications other than those specified by the manufacturer Any use other than the designated operation is at the risk and responsibility of the operator The manufacturer is not held liable for any damage or accident resulting from machine modifications carried out by the operator himself or by a third party without...

Page 12: ...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 Before operating the machine check tightness of nuts and bolts particularly on fix...

Page 13: ...erator exercises caution in every given situation Groundspeed must be adapted to ground conditions as well as to roads and paths Always avoid abrupt changes of direction Be particularly cautious when turning corners paying attention to machine overhang length height and weight Never use a narrow track tractor on very uneven or steeply sloping ground Never leave the tractor seat while the machine i...

Page 14: ...ons for special transportation of oversize equipment Transport position Before transporting the machine on public roads place the machine into its transport position according to the instructions in this manual Lights and indicators Before transporting the machine on public roads ensure that all legally required lightings and signallings are in place Ensure that lightings and signallings are clean...

Page 15: ...20 of the tractor unladen weight For machines with hoppers or tanks 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 Description Units Description T kg Tractor unladen weight PTAC kg Gross Combined Weight R...

Page 16: ...sition 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 Example T 7500 kg 16535 lb The front axle load must be of minimum 1500 kg 3300 lb 20 of T t1 700 kg 1545 lb 700 kg 1545 lb 1500 kg 3300 lb Add ballast weights until the minimum front axle load is exceeded Repeat checking procedure t1 _____kg t1 20 T t1 20 T t...

Page 17: ...ample t 10000 kg 24250 lb PTAC 13000 kg t PTAC Go to the next stage kg kg t _____kg To measure Load on rear axle t2 Tractor machine transport position Ballast weights Checking Check in the tractor s operator s manual that the value measured is below the maximum allowed tractor rear axle load Check that tyre and rim specifiations are in conformity with the requirements of the tractor manufacturer E...

Page 18: ...taching 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 Never stand between the tractor and the machine when operating the three point linkage Do not stand between the tractor and the machine without ensuring that the parking brake is a...

Page 19: ...he hydraulic hoses In case of normal wear replace the hydraulic hoses every 5 years Damaged or worn hoses must immediately be replaced When replacing the hydraulic hoses only use hoses with the specification recommended by the manufacturer of the machine To locate a leak use appropriate means Protect body and hands from liquid under pressure Any liquid under pressure particularly oil from hydrauli...

Page 20: ...r even a lethal accident Do not wear loose clothing that could be caught in the rotating PTO shaft Before attaching or removing a PTO shaft or before doing any work on the machine disengage the PTO drive turn off the engine remove ignition key and wait for all moving parts to come to a complete stop If the primary PTO shaft is equipped with a torque limiter or a free wheel these must be fitted on ...

Page 21: ...plined shaft and the added adaptor device as outlined in the table When uncoupling the machine rest the PTO shaft on the support specially provided and replace protective shield on the PTO stub of the tractor Read and follow the instructions in the operator s manual provided with the PTO shaft A PTO type Diameter X splines A 5 mm 0 20 1 35 mm 1 378 6 85 mm 3 35 2 36 mm 1 42 8 85 mm 3 35 3 35 mm 1 ...

Page 22: ... 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 decals clean and readable and replace them when they are worn damaged missing or illegible 4 2 13 Tyres Regularly check the tyre pressure Respect manufacturers recommendations on pressure Assembly disassembly and repair of wheels an...

Page 23: ...e machine to cool down Make sure that the parts of the machine that need to be lifted for maintenance or repair work are firmly propped up Before any work is done on the electric circuit or before any electric welding is carried out on the attached machine disconnect the machine from the tractor electrical circuit Also disconnect alternator and battery terminals Repairs on elements under pressure ...

Page 24: ...e the cutting height to avoid contact with stones or rocks Never start a mower conditioner when other people are close 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 The protection covers help reducing risks ...

Page 25: ... sure all the guards are in place Keep all persons and animals away from the danger zone Keep a safe distance from the Gyrotedder when the rotors are in movement Never work in reverse After the power source has stopped the rotors can continue turning for a time Stay away from the machine until all moving parts have come to a complete standstill If an obstacle is hit disengage the PTO drive stop th...

Page 26: ...3RGII 24 4 Safety KN041BGB A Mower conditioner 4 3 Location and description of safety decals on the machine 4 3 1 Location of safety decals 1 2 3 3 3 4 5 5 6 6 6 7 8 8 59900600 599011001 59900300 59900600 9 ...

Page 27: ...ing on the machine 2 Before leaving the tractor or 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 Projections 3 Stones and other debris projected by the moving parts can travel a long distance The protection covers must always be in position and i...

Page 28: ...g risk before all moving parts have come to a complete stop 59900300 Manoeuvring area 5 Stay a safe distance from the machine Crushing hazard 59900600 Rotating cutting tools 6 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 ...

Page 29: ...For your own safety and for correct machine operation only use original manufacturer parts 599011001 Do not step on the machine 8 Do not step on the machine Risk of falling or damaging the protection device Danger accumulator 9 The hydro pneumatic accumulator contains pressurized nitrogen and oil Conform to the instructions of the present operator s manual to carry out work on the accumulator ...

Page 30: ...r by your authorized Kuhn dealer according to current safety regulations The device is composed of the following parts A signalling light 1 A signalling panel 2 A reflector 3 1 2 3 4 4 1 Instructions specific to France To conform with the current road regulations the machine must be fitted with specific signalling panels when driving on public roads ...

Page 31: ...e 4 Pressure gauge 5 Connecting frame 6 Hitch pin 7 Cutterbar 8 Central gearbox 9 Right swath shield 10 Lift compensating cylinder 11 Hydro pneumatic accumulator 12 Roller gearbox 13 Left swath shield 14 Side gearbox 15 Front guard 16 Pivoting guardrail 17 Conditioning roller 18 Work transport cylinder 19 Transport lock 1 13 3 5 6 7 14 12 15 16 17 11 2 8 19 10 4 18 9 ...

Page 32: ...on 1 70 m 5 7 Length in transport position 3 83 m 12 7 Disc rotational speed 2986 min 1 Roller speed 1000min 1 Roller width 1 70 m 5 7 PTO speed 540 min 1 Weight 1050 kg 2315 lb Minimum PTO power requirement 59 kW 80 hp Swath width from 0 90 2 11 to 1 80 5 10 m approximately Sound levels have been measured in accordance with the measuring methods as defined in NF EN ISO 4254 1 Agricultural machine...

Page 33: ...itioner 6 Putting into service 6 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 to carry out certain adjustment and maintenance tasks Separate packet 1 ...

Page 34: ...hine transport work position setting 4 1 hydraulic hose pressurizing the machine s ground pressure adjustment system Connect the hose only for pressure regulation operations at the bottom of the mowing unit 5 A 7 pin electric plug for the electrical signalling equipment K9C420TL 0 1 2 4 5 3 Check that the tractor s authorized gross weight as well as its lift capacity and maximum weight per axle ar...

Page 35: ...ting valve with float position Check that the tractor s authorized gross weight as well as its lift capacity and maximum weight per axle are not exceeded See section Safety Safety instructions Precautions when driving on public roads Appendix The tractor must be fitted with lower link stabilizers M1 a b c d T1 T2 M2 Select speed of 540 min 1 on the tractor 540 Position the machine on level hard gr...

Page 36: ...pressure Left side Right side Hitch pin parallelism Adjust tractor lift rods so that hitch pins are parallel to the ground Lateral adjustment of the lower links Distribute the play on each side of the lift linkage Check that the stabilisers function properly Adjustment Locking Unlocking A A ...

Page 37: ...35 KN041BGB A Mower conditioner 6 2 4 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 links in position b A a b ...

Page 38: ...6 6 Putting into service KN041BGB A Mower conditioner Do not couple machine as in c or d If the machine is coupled as in c or d the tractor lift arms could damage the chassis after several handling operations c d ...

Page 39: ...ust levelling rods to position draft arms as close as possible below the hitch pins A 30 50 mm 1 2 maximum Lift the tractor lift linkage to connect the draft arms to the hitch pins Lock lower links Rest the machine on its parking stand 1 A This procedure provides maximum machine clearance in transport position Attach top link To lower holes on tractor side To upper holes on machine side This top l...

Page 40: ...until the parking stand no longer rests on the ground Remove locking pin 2 Fold parking stand 1 upwards and lock it in place 2 3 1 The machine hydraulic suspension circuit is pressurized at the factory Connect the 2 hydraulic hoses of the transport work cylinder to a double acting valve Preferably select a valve with float position 1 2 Connect 7 pin plug to the tractor ...

Page 41: ...hafts and connect them to the machine s input shaft and to the tractor PTO stub Check the length of the PTO shaft When the PTO shaft is in its maximum overlap position retracted tubes should not butt against the yokes As a safety measure a clearance L of at least 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 10 540 H L I...

Page 42: ...shaft at an angle X exceeding 30 X X To avoid serious accidents the PTO drive shaft guards must be properly in place and fixed with the chains provided On machine side attach chain around the pto shaft support located between the top link yoke Immediately replace any worn or damaged guard ...

Page 43: ...lete standstill and apply the handbrake Before using the machine for the first time Grease the transmission Before the machine is put into service and after a long period of non use check the function of slip clutch to ensure it is not locked up Uncouple the intermediate PTO shaft from the central gearbox a Place the machine in working position b Press vertically on the 2 lugs using a screwdriver ...

Page 44: ...ner Couple the intermediate PTO shaft on the central gearbox side The friction slip clutch is ready to function Tighten nuts to release the friction discs Let the friction discs slip for a few seconds Thread nuts away until they bottom against the threaded studs ...

Page 45: ...machine Hitch pin parallelism From the transport position Pull on cord to release latch Pressurize the transport work position cylinder to place the mowing unit in working position Positioning of lower links Measure dimension E Adjust tractor lower link stabilizers to measure E 50 mm 2 E ...

Page 46: ...two hitch pins Place the machine in transport position Pull on cord to release latch Operate single acting transport work position cylinder to place the mowing unit in transport position Rest cutterbar on the ground Adjust the tractor left levelling rod according to the difference in height Place the machine in headland turn position Check the difference in height between the 2 hitch pins Proceed ...

Page 47: ...t must never be in horizontal position or sloping downwards Frame height Tractor fitted with a hydraulic position control function Lower the tractor lift linkage so that hitch pins are at a distance H 550 mm 1 10 from the ground Note the corresponding lever position in the tractor cab Refer to the decal fitted on the machine to check the distance between the hitch pins and the ground H 550 See sec...

Page 48: ...tion Release and lower parking stand 1 Secure parking stand using lock 2 Lower the tractor three point linkage to rest the machine on the ground Insert and lock lynch pin 3 1 2 3 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 Detach the top link from the machine e...

Page 49: ... make sure the person moves away From the working position Pressurize the transport work position cylinder to place the mowing unit in working position Fully lift tractor lift linkage Pull on cord to release latch Activate the dual effect hydraulic distributor to put the machine into transport position Release cord The machine automatically locks in transport position If the machine is adjusted fo...

Page 50: ...intermediate PTO shaft torque limiter has become very hot due to slippage wait for it to cool down before pivoting the machine into transport position Never engage the tractor PTO drive when the machine is in transport position Before driving the machine on public roads ensure that the machine complies with current highway code regulations If the machine is adjusted for wide spreading completely f...

Page 51: ...n Check that nobody is within the machine pivoting area If there is someone make sure the person moves away From the transport position Fully lift tractor lift linkage Pull on cord to release latch Activate the tractor double acting valve in the working position direction The machine takes up the headland turn position If the tractor is equipped with an adjustable hydraulic distributor preferably ...

Page 52: ...e mowing unit to the ground Place double acting valve controlling the machine locking unlocking in floating position For tractors not equipped with a floating position continue activating valve during 10 to 15 seconds after the setting into work position is ended During work only use the mowing unit lift cylinder to place the machine in headland turn position ...

Page 53: ... in transport position Lower the machine on the ground to remove weight from the top link Modify the top link length to alter the machine tilt angle Use mowing unit lift cylinder to lift the mowing unit Place the machine in working position Check cutting height The maximum cutting height L1 60 mm 2 4 is obtained when the discs are parallel to the ground The minimum cutting height must not be below...

Page 54: ... The ground pressure adjustment determins the safety breakback adjustment Example when the pressure in the gauges increases the mowing unit ground pressure decreases and the breakback force increases The mowing unit suspension is obtained by 2 hydro pneumatic accumulators By modifying the pressure in the accumulators the mowing unit ground pressure is altered The hydro pneumatic accumulator system...

Page 55: ...ight is correct H 550 mm 1 10 Check the pressure given on the gauge NORMAL operating pressure 85 bar 1233 psi MINIMUM operating pressure 75 bar 1088 psi MAXIMUM operating pressure 95 bar 1378 psi The pressure must be adapted to the nature and moisture degree of the ground K9C420TL 0 Never adjust machine to a pressure not comprized between these limit values ...

Page 56: ...to a single acting valve Open the valve using 18 box spanner supplied with the machine Activate tractor hydraulic spool valve until required pressure is shown on gauge 2 K9C420TL 0 1 2 K9C420TL 0 Refer to the decal fitted on the machine P P MIN bar psi bar psi P MAX bar psi FC 243 GII FC 243 RGII FC 283 GII FC 283 D FC 283 RGII 72 1044 85 1233 75 1088 74 1073 74 1073 85 1233 95 1378 95 1378 90 130...

Page 57: ...ditioner When the required pressure is reached close the valve Place the tractor single acting valve in floating position Disconnect and store hydraulic hose in holder 1 K9C420TL 0 K9C420TL 0 1 The valve must only be in open position for pressure adjustments ...

Page 58: ...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 The pressure is factory set at 2 5 daN cm 2 21 lbf in Tighten nut 1 to increase the conditioning intensity The maximum conditioning intensity is obtained when spacer 2 comes into contact with support 3 Loosen nut 1 to reduce ...

Page 59: ...he machine engages the crop Select speed of on the tractor 540 min 1 Refer to the decal fitted on the machine Engage the tractor PTO and slowly increase the speed up to 540 min 1 During the work movement from work position to swath position is handled completely by the tractor s dual effect distributor The tractor s lifting gear must be locked in position 540 For tractors not equipped with a float...

Page 60: ... The raised skid shoes enable mowing higher between 60 and 120 mm 2 4 4 8 Replace the end disc skids by the 2 raised skid shoes The use of raised skid shoes is also recommended on sticky grounds 9 2 Swath shield extensions Kit no 1076240 The swath shield extensions enable reducing the swath width to approximately 1 m 3 3 ...

Page 61: ...he headland turn position to the work position Loosen screw 1 Turn adjustment knob 2 clockwise to reduce de tractor valve oil flow Turn adjustment knob 2 counterclockwise to increase de tractor valve oil flow Tighten screw 1 1 2 9 4 Lateral signalling equipment for France Kit no 1016420 The machine can be fitted with specific signalling lights to comply with the road regulations ...

Page 62: ...l equipment KN041BGB A Mower conditioner 9 5 USA signalling equipment Kit no 1046280 9 5 1 Coupling and uncoupling Electrical connection Connect 7 pin plug to the tractor Parking Disconnect and store 7 pin plug in its holder ...

Page 63: ...ting the chassis height in the absence of a hydraulic stroke limiter with position indexation on the tractor Fit the chain stroke limiter on the machines Coupling device a Fit the chain stroke limiter on the inner side of the right hitch pin a Coupling device b Fit the chain stroke limiter on the inner side of the left hitch pin b ...

Page 64: ...fer to the decal fitted on the machine Attach chain stroke limiter on tractor side Lower the machine until the chain stroke limiter is under tension The tractor lift linkage is in working position The height is correct when The cutterbar is resting on the ground The chain stroke limiter is tight The distance H 550 mm 1 10 The 2 hitch pins are parallel to the ground H 550 ...

Page 65: ... engine remove ignition key wait until all moving parts have come to a standstill and apply park brake Maintenance intervals are indicated for normal conditions of use After the first 10 hours of use Every 30 hours Every 50 hours Every 200 hours or at the end of the season Every 10 years Lubrication Oil change The cutterbar The side angle gearbox Central gearbox Oil The moving parts and pivot poin...

Page 66: ... of use Every 30 hours Every 50 hours Every 200 hours or at the end of the season Every 10 years Grease The mowing unit lift cylinder ball joint The mowing unit pivot pin the cutterbar connecting frame pivot pin The conditioning rotor housings Maintenance and storage Hydro pneumatic accumulator ...

Page 67: ... the machine switch off the tractor engine remove ignition key wait until all moving parts have come to a standstill and apply park brake Lubricate with multi purpose grease grade NLGI 2 Except when lubricating the intermediate pto shaft the machine must always be in transport position for any maintenance or repair work knife replacement lubrication etc Clean grease nipples before greasing ...

Page 68: ... rings 3 Intermediate PTO shaft Every 250 hours universal joints 1 transmission tube 2 Guide rings 3 1 1 3 3 2 Place the machine in working position Stop the tractor engine and remove ignition key The grease zerks of the intermediate PTO shaft U joints and guiding bushes are accessible by unlocking the 2 clips of the 2 guard cones 1 The profiled tubes are lubricated by grease zerk 3 Slide the blac...

Page 69: ...il type PAO Poly Alpha Olefins with a viscosity grade equivalent to SAE 80W90 Never use an oil of viscosity SAE 90 in the cutterbar For safety reasons hook check chain as high as possible Remove the inner skid shoe 1 on drive side Place a container of sufficient capacity under drain plug Remove filler plug 2 and its washer Raise cutterbar on opposite side of drain plug Remove drain plug 3 and its ...

Page 70: ... base oil with viscosity grade SAE 80W90 and API grade GL5 or a synthetic base oil type PAO Poly Alpha Olefins with a viscosity grade equivalent to SAE 80W90 Remove dipstick plug 1 Place a container of sufficient capacity under drain plug Remove drain plug 2 Allow oil to drain completely Wait for dripping to stop Clean and reinstall drain plug 2 Replace it if necessary Pour the correct oil quantit...

Page 71: ... to use either a mineral base oil with viscosity grade SAE 80W90 and API grade GL5 or a synthetic base oil type PAO Poly Alpha Olefins with a viscosity grade equivalent to SAE 80W90 Remove the filler plug 1 Place a container of sufficient capacity under drain plug Remove drain plug 2 Allow oil to drain completely Wait for dripping to stop Clean and reinstall drain plug 2 Replace it if necessary Po...

Page 72: ...ditioner 10 3 3 Lubricate the following parts Oil The moving parts and pivot points 10 3 4 Grease Roller drive chain To lubricate the chain Lubricate chain with SAE 80W90 GL5 oil through opening 1 1 Check chain tension The mowing unit lift cylinder ball joint 1 ...

Page 73: ... 71 KN041BGB A Mower conditioner The mowing unit pivot pin 1 the cutterbar connecting frame pivot pin 2 2 greasers Roller bearing housings Remove 3 bolts 1 Remove chain guard 2 Grease roller bearing housing on chain drive side 3 2 3 1 1 1 ...

Page 74: ...FC243RGII 72 10 Maintenance and storage KN041BGB A Mower conditioner Remove 3 bolts 1 Remove belt guard 2 Grease roller bearing housing on belt drive side 3 1 2 3 ...

Page 75: ...umatic accumulator depressurize the circuit It is strictly forbidden to weld grind or drill onto a hydro pneumatic accumulator Regularly check the tightness of the accumulator fixing bolts and that the hydraulic circuit is leak free a small oil leak can change settings Replace the hydro pneumatic accumulator every 10 years Checking of hydro pneumatic accumulators Conform with the regulations of th...

Page 76: ... box spanner supplied with the machine Release pressure until the gauge needle reads 0 Shut off valve Disconnect and store hydraulic hose in holder 2 K9C420TL 0 1 2 Pressurize the hydraulic circuit before activating any other hydraulic function of the machine 10 4 2 Transport stop Place the machine in transport position Check that there is a maximum play X of 2 to 4 mm 0 08 0 16 between transport ...

Page 77: ... barrel Repeat procedure if necessary Replacement Replace flexible stop 1 when it is worn and no longer acts as a suspension device The flexible stop 1 must protrude of minimum 4 mm 0 2 10 4 3 Work transport cylinder Following all service operations on the transport work cylinder proceed to following adjustment Place the machine in working position Cylinder barrel 3 must be contact with frame stop...

Page 78: ... located on each side of the conditioner are factory set to ensure the parallelism and minimum roller gap 2 1 Screw 1 and counter nut 2 are coated with Loctite 243 when fitted Check minimum gap between rollers J 2 to 3 mm 0 08 0 12 Check parallelism over the whole roller width J Block screw and counter nut The use of Loctite 243 is recommended ...

Page 79: ... ensures correct tension during work whatever the crop density Adjusting the tension Remove 3 bolts 1 Remove chain guard 2 Unscrew the 2 bolts 1 Pivot the tensioning device 2 by hand to give it a slight preload a Tighten the 2 bolts 1 Torque 5 daN m 37 lbf ft Reinstall chain guard Torque 8 5 daN m 63 lbf ft 1 1 2 1 2 a ...

Page 80: ... 10 4 6 Chain replacement and roller synchronization Regularly check chain tension To replace the chain Remove 3 bolts 1 Remove chain guard 2 Unscrew 2 bolts 1 Pivot tensioning device to slacken chain slightly a Remove quick release link 3 and then chain 2 1 2 2 1 3 a b ...

Page 81: ...r roller Place wedge 1 between upright 2 and roller 4 Fit new chain on sprockets 1 and 2 Check chain tension between sprocket 1 and sprocket 2 If the chain is not tensioned Remove sprocket 2 and turn spline by spline b until proper tension is obtained Reinstall sprocket 2 with its washer and screw Torque to 8 5 daN m 63 lbf ft Reinstall quick release link 3 3 4 1 2 a 2 1 2 b 2 ...

Page 82: ...onditioner If the chain is tensioned Reinstall quick release link 3 Pivot the tensioning device c by hand to give it a slight preload Tighten the 2 bolts 4 Torque 5 daN m 37 lbf ft Reinstall chain guard Tightening torque 8 5 daN m 63 lbf ft Remove wedges 3 4 c ...

Page 83: ... which reduces crop ejection quality and can cause conditioning rotor clogging Checking the tension The tensioning device ensures correct tension as long as washer 3 is in contact with tube 4 Readjust if necessary Loosen counter nut 1 Tighten nut 2 until washer 3 is in contact with tube 4 Tighten counter nut 1 4 3 1 2 Regularly check belt tension and in particular during the first hours of use ...

Page 84: ...elts Never replace belts individually When a belt is damaged always replace the whole set With the machine in transport position Remove self locking nut of pivoting guardrail using the box spanner supplied with the machine 1 Pivot guardrail tube 2 Remove 3 bolts 1 Remove belt guard 2 1 2 2 1 ...

Page 85: ...onditioner Loosen counter nut 1 Loosen nut 2 Remove bolt 3 and nut 4 Remove pulley 5 Replace belts in full sets Reinstall pulley 5 using bolt 3 and nut 4 Torque 8 5 daN m 63 lbf ft Adjust belt tension Reinstall belt guard Torque 8 5 daN m 63 lbf ft 1 2 1 4 3 5 ...

Page 86: ...tall filler 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 If it is found that the transmission case is very hot to touch by hand there is no cause of alarm provided Lubrication recommendations have been respected Discs can be rotated freely by hand whe...

Page 87: ...n use Prevent cutterbar damage risks Replace knives in 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 mm 0 4 from the disc edge must exceed 34 mm 1 4 Elongation of hole due to wear Verify that distance L from edge of hole to edge of knife is not less...

Page 88: ...ound is worn 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 following cases When the contact washer has lost its elasticity When the contact washer loosens itself from the nut When nut wear reaches a 5 mm 0 2 After having been removed 5 times D a Check the...

Page 89: ...l 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 Loosen nut using box spanner supplied with the machine Remove bolt through opening located at the front of the disc guard Knives can be turned over on the same disc to use the other cutting edge or replaced On each knife a...

Page 90: ...ried out by your Kuhn authorized dealer Intermediate discs Place a wooden wedge 2 between two discs to stop them from moving Remove 2 bolts 1 and their spring washers using the box spanner supplied with the machine Remove the disc conical cover Remove the 2 other nipple screws and their spring washers Remove the disc 1 2 Disk Part no 56812600 ...

Page 91: ...ht angles to each other Position conical centre of spring washer at the top Tighten screws Torque 12 daN m 89 lbf ft 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 56807100 ...

Page 92: ...ower conditioner 10 4 11Outer and inner cones Check torque of attachment bolts 1 of outer and inner cone covers 2 and 3 6 daN m 44 lbf ft Replace any lost or damaged cover 1 2 3 1 Bolt 1 Part no 80131017 Cover 2 Part no 56803400 Cover 3 Part no 56806610 ...

Page 93: ...brication chapter Touch up any areas of damaged paintwork Put the machine under cover in a dry place Inspect and replace worn knives and bolts See section Inspection of knives and securing elements Inspect and replace worn or damaged fingers on the conditioning rotor Slacken V belts and check their condition Depressurize all hydraulic functions Grease the cylinder rods in contact with the outside ...

Page 94: ...riction slip clutch See chapter Intermediate PTO shaft Inspect and replace worn knives and bolts See chapter Inspection of knives and securing elements Check that all nuts and bolts are sufficiently tightened Re read the operators manual Retension V belts Check belt guard condition and if it is firmly secured in place Inspect and replace worn or damaged fingers on the conditioning rotor Make sure ...

Page 95: ...st main frame height with regards to the ground Excessive ground speed Reduce ground speed Insufficient ground pressure Reduce accumulator pressure Obstructionofconditioning rotor Insufficient rotor speed rotational frequency Check that the rotor drive belts are correctly tensioned Too low PTO speed rotational frequency Increase speed to 540 min 1 Swath shields too closed Open swath shields Badly ...

Page 96: ...the following handling operations Setting from headland turn into work position and vice versa Cause Air in the hydraulic circuit The hydraulic circuit had not been pressurized correctly before attempting to place the machine in headland turn position Remedy Reset of the lift pump Stage 1 Place the machine in working position Place double acting valve controlling the machine locking unlocking in f...

Page 97: ...of the circuit repeat procedure a b c 3 times Lower the tractor lift linkage in working position 550 mm 1 10 Activate the tractor s dual action distributor to lower the mowing unit to the ground Operate tractor single acting valve to increase the pressure in the circuit Inflate the hydraulic circuit to 85 bar 1233 psi Refer to the decal fitted on the machine K9C420TL 0 P P MIN bar psi bar psi P MA...

Page 98: ... between hitch pin axis and the ground must be of 550 mm 1 10 Activate the tractor s dual action distributor to lower the mowing unit to the ground The manometer must display a pressure of 85 bar 1233 psi If this is not the case Open the valve using 18 box spanner supplied with the machine a Operate floatation single acting valve to increase or reduce the pressure in the circuit b Adjust hydraulic...

Page 99: ...al action distributor to lower the mowing unit to the ground The gauge must indicate a steady pressure of 85 bar 1233 psi If this is not the case Re start the procedure from stage 2 Should it be the case Disconnect and store floatation system hydraulic hose 1 The floatation system s hydraulic hose 1 must always be disconnected after each maintenance or repair to prevent handling errors Never excee...

Page 100: ...ximum authorized payload must not be exceeded When coupling tools to the front and or rear 3 point lift linkages the maximum load on tractor s tires must not be exceeded The load on the tractor front axle must always represent 20 of the tractor unladen weight Prior to use check that these conditions are satisfied by making this calculation or by weighing the tractor machine unit The following valu...

Page 101: ...llast M2 kg Total weight of rear tool or rear ballast a m Distance between the tools centre of gravity or the front ballast and the front axle centre b m Distance between the tractor axles c m Distance between the rear axle center and the center of the lower link ball joints d m Distance between the centre of the lower link ball joints and the centre of gravity of the rear tool or rear ballast 1 4...

Page 102: ... until the required minimum front load is reached Indicate front axle calculated load value and the one indicated in the tractor operators manual T1 real M1 x a b T1 x b M2 x c d b 4 Calculation of the total weight M real If the rear tool M2 is lighter than the minimum load required at the rear minimum increase tool weight until the required minimum rear load is reached Indicate calculated total l...

Page 103: ...ator s manual Double value of the authorized capacity per tyre 2 tyres Minimum front rear ballasting kg Total weight kg kg Load on front axle kg kg kg Load on rear axle kg kg kg The minimum ballasting must be made by fitting a tool or an additional mass to the tractor The values obtained must be below or equal the authorized values ...

Page 104: ...t 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 T2 T1 Load on front axle Tractor only T1 _____kg T2 Load on rear axle Tractor only T2 _____kg ...

Page 105: ... only T _____kg 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 Measure dimension b Measure dimension c b c d t1 t2 M2 ...

Page 106: ...N041BGB A Mower conditioner Calculating the rear tool weight M2 M2 t T Calculating the distance d d b x T1 t1 M2 c t1 Load on front axle Tractor machine Hopper empty t1 _____kg t Axle loads Tractor machine Hopper empty t _____kg ...

Page 107: ...eeds 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 Measure dimension b a b M1 t1 t2 t2 Load on rear axle Tractor machine t2 _____kg ...

Page 108: ...FC243RGII 106 12 Appendix KN041BGB A Mower conditioner Calculating the front tool weight M1 t T Calculating the distance a a b x T2 t2 M1 t Axle loads Tractor machine t _____kg ...

Page 109: ...he manufacturer concerned in as much as the latter justifies such a claim This Limited Warranty does not apply to failure through normal wear and tear to damage resulting from negligence or from lack of inspection from misuse from lack of maintenance and or if the machine has been involved in an accident lent out or used for purposes other than those for which it was intended by the Company This L...

Page 110: ...y and quantity of lubricants used must always be in accordance with Company specifications The safety measures mentioned in the Operator s manual and on the machine itself have been followed and all the guards and protective elements of whatever nature have been inspected regularly and maintained in perfect working order The judgment of the Company in all case of claims under this Limited Warranty...

Page 111: ...nforms to the requirements of following European harmonized standards conforms to the requirements of the European directive 2006 42 CE Brand Brand Machine Machine Type Model Type Model Serial no Serial no declares that the product described hereafter Manufacturer name and address The manufacturer Name and address of the person authorised to compile the technical file 2 y r o t a n g i S 1 y r o t...

Page 112: ...CHARD 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 P O Box 9 5660 AA GELDROP THE NETHERLANDS KUHN NORTH AMERICA INC P O Box 167 Brodhead WI 53520 USA KUHN KRAUSE INC PO Box 2707 Hutchinson KS 67504 USA KUHN DO BRASIL S A PASSO FUNDO RS 99050 130 BRASIL KUHN MONTANA SÃO JOSÉ DOS PINHAIS PR 83025 410 BRASIL ...

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