KUHN FC303YGC Operator'S Manual Download Page 66

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Mower conditioner

FC303YGC

Maintenance and storage

Main drive belt

The automatic tensioning device ensures correct tension

throughout the belt's service life.

Belt replacement

Remove 2 bolts (1).

Remove hood (2) (a).

Proceed the same way on the other side.

Tighten screw (1) to loosen belt tension.

Replace belt:

- Main drive belt (2) (Part no. 83111682).

Fully loosen screw until it bottoms out.

Reinstall hoods.

If the belt slips and no longer provides correct
drive, its service life is at its end.

Summary of Contents for FC303YGC

Page 1: ...KN055EGB F OPERATOR S MANUAL Mower conditioner FC303YGC KN055EGB F English 11 2009...

Page 2: ......

Page 3: ...OPERATE 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 com...

Page 4: ...6 Safety instructions 7 Location and description of safety decals on the machine 15 Road safety equipment and recommendations 18 Machine specifications 20 Description and glossary 20 Technical specif...

Page 5: ...1 3 8 6 spline pto shaft Length 873 mm 2 10 53 1 3 8 21 spline pto shaft Length 873 mm 2 10 53 32 mm 38 mm 8 spline pto shaft Length 873 mm 2 10 53 1 3 8 6 spline pto shaft Length 1135 mm 3 9 54 1 3...

Page 6: ...Mower conditioner 4 FC303YGC Identification of the machine Identification of the machine 1 Front view 2 Rear view...

Page 7: ...ders Type FC303YGC Serial no 4 Optional equipment Tick box corresponding to the equipment fitted on your machine Part no 4800601 1 3 8 6 spline pto shaft Length 873 mm 2 10 Part no 4800606 1 3 8 21 sp...

Page 8: ...ates 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...

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

Page 10: ...place and in good condition Immediately replace any worn or damaged guard Precautions when driving Tractor handling stability performance and braking efficiency are all affected by weight distributio...

Page 11: ...y circumstances 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 t...

Page 12: ...ic circuit To avoid making incorrect connections mark hydraulic couplers and corresponding hoses with colors WARNING Functions could be reversed for example lift lower and cause accidents Regularly ch...

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: ...re any work is performed on the wheels ensure that the machine rests on the ground and is perfectly stable so that it cannot move accidentally put chocks in place Safety decals Safety warning decals a...

Page 15: ...ld or use a blow torch near fluids under pressure or inflammable products For your own safety and for correct machine operation only use original manufacturer parts It is strongly recommended to have...

Page 16: ...of the protection covers Immediatly replace any worn damaged or missing cover Before engaging the PTO rest the cutterbar on the ground Make sure all the guards are in place Keep all persons and anima...

Page 17: ...Safety Mower conditioner FC303YGC 15 3 Location and description of safety decals on the machine Location of safety decals...

Page 18: ...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 bra...

Page 19: ...s running the PTO drive engaged and the moving parts have not come to a complete stop Cutting tools 6 The cutting tools and their attachment hardware meet safety and reliability criteria set by standa...

Page 20: ...driving a tractor machine assembly on public roads Whatever the speed we recommend for everyones safety not to exceed a maximum speed of 25 km h 15 mph The rear safety device comprises 2 signalling pa...

Page 21: ...ific to France Speed 1 Always keep to the legal speed limit of 25 km h 15 mph for driving a tractor machine assembly on public roads Instructions specific to Italy The machine must be fitted with spec...

Page 22: ...C Machine specifications Machine specifications 1 Description and glossary 0 0 1 Check chain 2 Toolbox 3 Drawbar 4 Parking stand 5 Side guard 6 Wheel 7 Wheel chocks 8 Swath shields 9 Wide spreading sh...

Page 23: ...r FC303YGC 21 0 0 1 Gyrodine hitch tube 2 Gyrodine gearbox 3 PTO shaft support 4 Drawbar shift cylinder 5 Drawbar shift cylinder lock valve 6 Tertiary PTO shaft 7 Gear shift lever 8 Pitch angle adjust...

Page 24: ...Mower conditioner 22 FC303YGC Machine specifications 0 0 1 Side gearbox 2 Cutterbar 3 Adjustment lever 4 Deflector lever 5 Conditioning rotor...

Page 25: ...transport position 7 02 m 23 Disc rotational speed 2610 min 1 Rotor speed 600 1000 min 1 Rotor width 2 20 m 7 3 PTO speed 1000 min 1 Weight 2600 kg 5732 lb approximately Minimum PTO power requirement...

Page 26: ...x wrench 1 to carry out certain adjustment and maintenance tasks 2 Coupling and uncoupling Description of coupling elements A PTO shaft 1 3 8 6 splines 2 check chains A hydraulic hose controlling the...

Page 27: ...coupler category 2 or 3 The tractor PTO stub must rotate at a speed of 1000 min 1 The tractor must be equipped with 1 double acting hydraulic outlet 1 single acting hydraulic outlet Hitch pin paralle...

Page 28: ...e machine adapts to tractors fitted with a 3 point hitch coupler category 2 a or 3 b Lower the tractor three point linkage Place the lower links as close as possible under the hitch pins Attach lower...

Page 29: ...Putting into service Mower conditioner FC303YGC 27 Lift the machine with the tractor s three point linkage Fold parking stand and lock it in place a...

Page 30: ...ns Connect the 2 hydraulic hoses of the drawbar shift cylinder to a double acting valve 1 Connect the mowing unit lift cylinder to a single acting valve 2 Electrical connections Connect 7 pin plug to...

Page 31: ...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 maximum overlap position...

Page 32: ...Mower conditioner 30 FC303YGC Putting into service On machine side hook drive guard chain to ring 1 Immediately replace any worn or damaged guard...

Page 33: ...of the lift linkage and lock lower link stabilizers Frame height and check chains Lower tractor lift linkage until hitch pins are at a distance H slightly over 450 mm 1 6 from the ground Attach check...

Page 34: ...it lift cylinders Lower and lock parking stand a Remove and store check chains Lower the tractor three point linkage to rest the machine on the ground Block machine with wheel chocks 1 Park the machin...

Page 35: ...FC303YGC 33 Uncouple and place PTO shaft in support 1 Disconnect and store hydraulic hoses on holder 2 Disconnect and store 7 pin plug in its holder 3 Release the lower links Lower the tractor three...

Page 36: ...lift cylinders to fully raise the machine Operate drawbar shift cylinder to put the drawbar in transport position Shut off drawbar shift cylinder lock valve 1 Before placing the machine into transpor...

Page 37: ...and lift side guard using 18mm box spanner supplied with the machine The side guard automatically locks in raised position Proceed the same way on the other side The machine is in transport position...

Page 38: ...transporting the machine on public roads Before driving the machine on public roads ensure that the machine complies with current highway code regulations Check that the drawbar shift cylinder and mow...

Page 39: ...ion From the transport position Open drawbar shift cylinder lock valve 1 Open the mowing unit lift cylinder lock valves 1 Before placing the machine in working position Check that nobody is within the...

Page 40: ...k Pull on handle 1 to release and lower the side guard Proceed the same way on the other side Operate drawbar shift cylinder to put drawbar in working position Lower the mowing unit using the machine...

Page 41: ...ise to reduce cutting height a Turn counter clockwise to increase the cutting height b Lower lock 2 Place the machine on flat ground The cutting height is adjusted with the machine attached hitch pins...

Page 42: ...a If the mowing unit lifts horizontally The balancing is correct Adjust the mowing unit ground pressure See chapter Reduced or increased ground pressure If the mowing unit does not lift horizontally R...

Page 43: ...exceeds B Pull out crank to disengage suspension system gearwheels a Turn clockwise to reduce ground pressure until balance is obtained b Reinstall crank to engage suspension system gearwheels Place...

Page 44: ...ll out crank to disengage suspension system gearwheels a Turn counter clockwise to increase the ground pressure until balance is obtained b Reinstall crank to engage suspension system gearwheels Place...

Page 45: ...e b Place crank in its holder To check the ground pressure From the working position Check that the chassis height is correct H 500 mm 1 8 Raise the mowing unit The force F must be of approximately 60...

Page 46: ...in 1 or 600 min 1 The machine is factory set at a rotor speed of 1000 min 1 Rotor speed adjustment To change the speed use lever 1 Always place the machine in working position before making rotor spee...

Page 47: ...itioning hood and the conditioning rotor a To reduce the conditioning intensity for mowing leguminous for example increase the distance between the conditioning hood and the conditioning rotor b Tight...

Page 48: ...irectly affects the conditioning intensity Comb in action a Comb not in action b Remove R clip 1 Pull lever 2 using 18mm box wrench supplied with the machine and place it in the required position Lowe...

Page 49: ...by 25 mm 1 Adjustment Loosen screw 1 on each side of the mowing unit Loosen the 2 screws 2 on each side of the mowing unit Pivot and position conditioning hood Tighten screw 1 on each side of the mac...

Page 50: ...ing conditions Left side deflector a Part no K5609840 Right side deflector b Part no K5609850 Fitting the side deflectors Right side deflector Fit deflector 1 using the 3 bolts nuts and washers 2 Torq...

Page 51: ...swath shields 6 spreading fins There are three swathing system positions Swathing position Adjustment of the spreading fins Remove 6 bolts 1 Pivot spreading fins inwards opposite additional holes Rei...

Page 52: ...in vertical position The swath width is 1 80 m 5 10 approximately Wide spreading position Adjustment of the spreading fins Remove 6 bolts 1 Pivot spreading fins outwards opposite additional holes Rei...

Page 53: ...ing kit operating angle According to the crop density adjust the wide spreading kit angle using lever 1 Pivot lever upwards a to raise the wide spreading system Pivot lever downwards b to lower the wi...

Page 54: ...dy is within the machine pivoting area Keep all persons and animals away from the machine danger zone Never lean or step on the guards In case an obstacle has been struck check that the mowing unit ha...

Page 55: ...ractors equipped with a 1 3 8 6 spline pto stub 2 1 3 8 21 spline pto shaft Length 873 mm 2 10 Part no 4800606 A specific pto shaft is available as option for tractors equipped with a 1 3 8 21 spline...

Page 56: ...135 mm 3 9 Part no 4800616 A specific pto shaft is available as option for tractors equipped with a 1 3 8 6 spline pto stub 5 1 3 8 21 spline pto shaft Length 1135 mm 3 9 Part no 4800617 A specific pt...

Page 57: ...ine turn off ignition key and wait until all moving parts have come to a complete stop After the first 10 hours of use Every 20 hours Every 200 hours or at the end of the season Lubrication Oil change...

Page 58: ...he machine must be placed in transport position for all maintenance operations knife replacement lubrication etc Clean grease nipples before greasing PTO shaft Primary PTO shaft Every 20 hours univers...

Page 59: ...and storage Mower conditioner FC303YGC 57 Intermediate and secondary PTO shafts Every 20 hours universal joints 1 transmission tube 2 Every 100 hours guide rings 3 The pictorials show the points to b...

Page 60: ...wer conditioner 58 FC303YGC Maintenance and storage Tertiary PTO shaft Every 20 hours universal joints 1 transmission tube 2 Every 100 hours guide rings 3 The pictorials show the points to be greased...

Page 61: ...ry Pour the correct oil quantity and quality through the opening of the filler plug Clean and reinstall filler plug 1 and its washer Replace if necessary Before draining oil operate the machine for a...

Page 62: ...corresponds to the mark on the dipstick plug The MIN level corresponds to the end of the dipstick plug Clean and reinstall filler plug 1 and its washer Replace if necessary Before draining oil operat...

Page 63: ...e MAX level corresponds to the mark on the dipstick plug The MIN level corresponds to the end of the dipstick plug Clean and reinstall filler plug 1 and its washer Replace if necessary Before draining...

Page 64: ...Mower conditioner 62 FC303YGC Maintenance and storage Grease The drawbar pivot pin 1 The Gyrodine hitch tube pivot pins 1 and 2...

Page 65: ...belt set Tighten screw 1 until it buts against rod 3 Reinstall belt guard Tightening torque 4 9 daN m 36 lbf ft Before carrying out any maintenance or repairs on the machine switch off the tractor eng...

Page 66: ...e belt s service life Belt replacement Remove 2 bolts 1 Remove hood 2 a Proceed the same way on the other side Tighten screw 1 to loosen belt tension Replace belt Main drive belt 2 Part no 83111682 Fu...

Page 67: ...ll filler plugs and their seals 1 and 2 Replace if necessary Before checking that the discs rotate freely by hand If in doubt as to the oil quantity contained in the cutterbar fully drain and refill c...

Page 68: ...il level in lower gearbox The MAX level corresponds to the mark on the dipstick plug The MIN level corresponds to the end of the dipstick plug Side gearbox Check angle gearbox oil level The MAX level...

Page 69: ...s 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 1...

Page 70: ...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 foll...

Page 71: ...necessary replace them Torque knife locknut to 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 wedge 2 between tw...

Page 72: ...damaged fingers on the conditioning rotor Slacken V belts and check their condition Depressurize all hydraulic functions At the start of each season Re read the operators manual Pressurize the hydraul...

Page 73: ...f the cutterbar Too much cutterbar down pressure Adjust the mowing unit ground pressure Very wet working conditions Adjust the mowing unit ground pressure Adjust the cutting height Obstruction of cond...

Page 74: ...Mower conditioner 72 FC303YGC Limited warranty Limited warranty...

Page 75: ...Limited warranty Mower conditioner FC303YGC 73...

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