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KUHN FC883RA Operator'S Manual Download Page 85

Maintenance and storage

Mower conditioner

FC883RA

83

4. Maintenance

Check:

Grouper conveyor belt

Checking the conveyor belt tension:

- Measure dimension (L):

Adjusting the tension:

- Remove bolt (1) and nut (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.

Factory supplied: L = 1502 mm (4’11.13’’).
The conveyor belt stretches during the first hours
of use.

Tension both sides of conveyor belt identically

Summary of Contents for FC883RA

Page 1: ...OPERATOR S MANUAL Mower conditioner FC883RA KN081CGB A English 03 2007...

Page 2: ......

Page 3: ...OUR 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 complete line of genuine...

Page 4: ...d in this document 6 Safety instructions 7 Location and description of safety decals on the machine 16 Road safety equipment and recommendations 19 Machine specifications 21 Description and glossary 2...

Page 5: ...ne in headland turn position 55 Adjustments in working position 56 Machine use 66 Optional equipment 70 Yokes 70 Raised skid shoes 70 hydraulic actuation system 71 Maintenance and storage 72 Frequency...

Page 6: ...Mower conditioner 4 FC883RA Identification of the machine IDENTIFICATION OF THE MACHINE 1 Rear view transport position 2 Front view working position...

Page 7: ...indicated to the dealer for all spare parts orders Type FC883 RA No 4 Optional equipment Tick box corresponding to the equipment fitted on your machine Part no 4604603 1 3 4 20 spline yoke Part no 460...

Page 8: ...tes 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: ...only be operated maintained and repaired by competent persons who are familiar with machine specifications and operation and aware of safety regulations for preventing accidents The operator must imp...

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

Page 11: ...rcumstances 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 trans...

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

Page 13: ...k 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...

Page 14: ...these danger zones Hydro pneumatic accumulator A hydro pneumatic accumulator contains nitrogen under pressure risk of suffocation in closed rooms Repairs maintenance or putting into service must only...

Page 15: ...nts Always keep the safety decals clean and readable and replace them when they are worn damaged missing or illegible Waste disposal Respect the environment Never spill pollutants oil grease filters e...

Page 16: ...ressure accumulators etc must only be carried out by competent persons with regulation equipment Wear the appropriate protective clothing for the work in hand gloves shoes goggles helmet ear protector...

Page 17: ...al Immediately replace any worn damaged or missing cutting tool or element To do this use the tool outfit supplied with the machine For your safety only use genuine parts Regularly check the condition...

Page 18: ...Mower conditioner 16 FC883RA Safety 3 Location and description of safety decals on the machine Location of safety decals...

Page 19: ...engage 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 Danger accumulator 3 The hydraulic accumulator contains g...

Page 20: ...engine is running the PTO drive engaged and the moving parts have not come to a complete stop Cutting tools 7 The cutting tools and their attachment hardware meet safety and reliability criteria set...

Page 21: ...road safety equipment is mounted in the factory or by your authorized dealer according to current safety regulations The rear safety device comprises 2 signalling lights 1 2 signalling panels 2 2 red...

Page 22: ...ditioner 20 FC883RA Safety 5 Instructions specific to France To drive on public roads and to conform with the current road regulations the machine must be fitted with specific signalling panels Part n...

Page 23: ...ioner FC883RA 21 MACHINE SPECIFICATIONS 1 Description and glossary 1 Side guards 2 Left mowing unit 3 Right mowing unit 4 Lift cylinders 5 Three point hitch coupler 6 Secondary PTO shafts 7 Mowing uni...

Page 24: ...nt hitch coupler 3 Lower hitch attachments 4 Gauges 5 Mowing unit connecting frames 6 Parking stands 7 Hydraulic valve bank 8 Transport locks 9 Transport stops 10 Hydro pneumatic accumulator 11 Suspen...

Page 25: ...ower conditioner FC883RA 23 0 1 Ground pressure adjustment cylinder 2 Rear hood 3 Lift cylinder 4 Side guard 5 Control lever 6 Conditioning fingers 7 Conditioning rotor 8 Cutterbar 9 Disc 10 Large con...

Page 26: ...r conditioner 24 FC883RA Machine specifications 0 1 Conveyor belt 2 Rear plate 3 Connecting tube 4 Hydraulic motor 5 Lift cylinder 6 Safety cover 7 Upright 8 2 way valve 9 Support tube 10 Transport wh...

Page 27: ...ed 2986 min 1 Rotor speed 615 and 888 min 1 Rotor width 2 X 2 64 m 8 8 Grouped swath width depending on the front mounted machine 2 60 m 8 6 PTO speed 1000 min 1 Weight 4546 kg 10022 lb Minimum PTO po...

Page 28: ...ontrols following functions Mowing unit transport work positions Transport work position of transport wheels Raising lowering of conveyors Mowing unit suspension Cutting height 1 double acting valve f...

Page 29: ...ing and parking The control box must be easily accessible from the tractor cab Control box mounting Fit support 1 Fit the 4 screws 3 and washers 2 Fit control box using 1 screw diameter D1 M12 Control...

Page 30: ...area selector Toggle switch 1 in position a activates area 2 Toggle switch 1 in position b activates area 3 The warning light is on when the control box is energized The direction of operation of diff...

Page 31: ...he machine from headland turn into transport position and vice versa Fold or unfold mowing units Position of transport wheels Raise or lower transport wheels Setting the machine into transport positio...

Page 32: ...round pressure Increase or reduce the front mounted mowing unit ground pressure Setting from headland turn into work position and vice versa Place right mowing unit in headland turn work position a Pl...

Page 33: ...A 31 Conveyor position Raise or lower conveyors Adjust the cutting height Increase or reduce mowing unit cutting height Control box protection A 15 Amper fuse protects the control box against excessiv...

Page 34: ...fitted with a 3 point hitch coupler category 2 or 3 Description of coupling elements A PTO shaft 1 3 4 6 splines 1 A release cord 2 2 hydraulic hoses 3 pressurize the hydraulic valve bank 2 hydraulic...

Page 35: ...n parallelism Adjust tractor lift rods so that hitch pins are parallel to the ground Check that the tractor s authorized gross weight as well as its lift capacity and maximum weight per axle are not s...

Page 36: ...machine Lower the tractor three point linkage Place the lower links as close as possible under the hitch pins Attach the lower links to the hitch pins Category 2 a Category 3 b Secure each hitch pin w...

Page 37: ...the tractor lift linkage until parking stands no longer rest on the ground Unlock and remove lynch pin 1 Remove pin 2 Raise parking stand 3 Insert pin in hole corresponding to transport position 4 In...

Page 38: ...er hydraulic hoses 3 and 4 to 1 double acting hydraulic outlet Connect hydraulic hose 5 of front mower lift linkage to 1 single acting hydraulic outlet The machine hydraulic suspension circuit is pres...

Page 39: ...with a front mounted machine Connect front mounted machine suspension adjustment hose 1 to rear machine coupler 2 Use hose extension supplied with the machine Refer to the decal fitted on the machine...

Page 40: ...Mower conditioner 38 FC883RA Putting into service Electrical CONNECTIONS Connect 7 pin plug to the tractor Connect control box to the 19 pin electric plug...

Page 41: ...e 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 maintain...

Page 42: ...e 2 lugs using a screwdriver to release the PTO shaft guard b Slide the guard along the PTO shaft c Remove the secondary PTO shaft from the central gearbox d To avoid serious accidents the PTO drive s...

Page 43: ...41 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 The friction slip clutch is ready to function...

Page 44: ...ilizers Frame height adjustment Working position Lower the tractor lift linkage so that hitch pins are at a distance 600 mm 2 from the ground Adjusting the braking system The braking system is mounted...

Page 45: ...arking stand 3 Insert pin in one of the 3 parking stand upper holes corresponding to parking position 4 Insert and lock lynch pin 1 Proceed the same way on each parking stand Lower the tractor three p...

Page 46: ...es and electric plug Place hydraulic hoses and electric signalling plug in their respective supports 4 Disconnect and store 19 pin plug in holder 5 Detach the top link from the machine end Uncouple th...

Page 47: ...3 Fold stop rod 4 Lower conveyors a Lower transport wheels b Lower the tractor lift linkage until the transport wheel touch the ground Before placing the machine into transport position Wait until the...

Page 48: ...the 2 mowing units using switch 1 Activate tractor hydraulic outlet associated with the control box Putting the machine into transport position Place central switch in position b Maintain switch 2 in...

Page 49: ...FC883RA 47 Activate machine offset using the hydraulic offset cylinder to centre the frame Switch the control box OFF Check that transport locks 3 are fully engaged From the tractor cab check that off...

Page 50: ...sition Place central switch in position a Maintain switch 1 in position b Activate tractor hydraulic outlet associated with the control box The pivoting upper link must be in position a The hole 1 mus...

Page 51: ...an angle exceeding the maximum pivoting angle upper link bottoming in rear position Never engage the tractor PTO drive when the machine is in transport position Changing from forward travel to reversi...

Page 52: ...ions before going on public roads Before driving onto a main road ensure that upper edge of signalling panel is not more than H 1 5 m 4 11 from the ground Check that transport locks 4 are fully engage...

Page 53: ...or s three point linkage H 600 mm 2 Energize control box using ON OFF switch Before placing the machine in working position Check that nobody is within the machine pivoting area If there is someone ma...

Page 54: ...Activate tractor hydraulic valve connected to the control box to release locks Pull release cord until stop pins are released Putting the machine in headland turn position Maintain switch 1 in positio...

Page 55: ...conditioner FC883RA 53 Putting the machine into work position Place central switch in position b Select the 2 mowing units using switch 2 Activate tractor hydraulic valve connected to the control box...

Page 56: ...release bracket 2 and unfold guards 3 Lower stop rod 4 The machine is in working position During work headland turn position is only selected using the tractor double acting valve associated with the...

Page 57: ...tion Position b Right mowing unit or Position c Left and right mowing units or Position d Left mowing unit Activate tractor hydraulic valve connected to the control box to lower the mowing units The m...

Page 58: ...e machine on the ground to remove weight from the top link Place central switch in position a Maintain switch 1 in position b Activate tractor hydraulic outlet associated with the control box Check cu...

Page 59: ...ins its initial position To check the ground pressure Place the machine in working position Check that the chassis height is correct H 600 mm 2 Check pressure indicated on gauges NORMAL operating pres...

Page 60: ...ng 18 mm wrench Place central switch in position a Maintain switch 1 in position b Activate tractor hydraulic outlet associated with the control box The following adjustments do not cause the machine...

Page 61: ...pressure is reached close the valve Check that the ground pressure is identical on the 2 mowing units Adjust hydro pneumatic accumulator pressure if necessary Proceed the same way for second mowing un...

Page 62: ...a rotor speed of 888 min 1 Adjusting the rotor speed From the working position Remove self locking nut of pivoting guardrail using the box spanner supplied with the machine 1 Pivot guardrail tube 2 Re...

Page 63: ...pulley mounting bolts 1 using box spanner Loosen belt tensioning bolt using box spanner 1 Slacken V belts and check their condition Remove belt tensioning bolt from its holder Tip over jockey pulley a...

Page 64: ...install the belt guard Tighten the self locking nuts using box spanner Pivot guardrail tube Tighten self locking nut of pivoting guardrail using box spanner Handle pulleys with care Pulleys must slide...

Page 65: ...ioning hood and the conditioning rotor To reduce the conditioning intensity for mowing leguminous for example increase the distance between the conditioning hood and the conditioning rotor Before adju...

Page 66: ...tensity can be increased by using the second conditioning hood pivot point The pivot point reduces the distance E between the upper part of the hood and the rotor by 25 mm 1 mm Adjustment Remove 2 pin...

Page 67: ...belt speed adjustment Adjust conveyor speed on the hitch frame using knobs 1 Check that the setting is identical on both knobs Follow same procedure on the second mowing unit Check that the adjustmen...

Page 68: ...crease the speed up to 1000 min 1 Only use the control box and the associated hydraulic valve to lift the machine from working position into headland turn position Before mowing and to reduce risks of...

Page 69: ...r on slopes When turning When turning at work the overlap between the mowing units can be insufficient To adjust the overlap Offset frame using the double acting hydraulic valve Position the central f...

Page 70: ...n turning or on slopes During work on slopes the mowing unit overlap can be insufficient due to the tractor rear axle side drift To adjust the overlap Offset frame using the double acting hydraulic va...

Page 71: ...2 configuration possibilities Closely placed swaths configuration Conveyors are lowered Wide swaths configuration Conveyors are raised Groundspeed The swath width is 1 80 to 2 60 m 5 10 8 6 The swath...

Page 72: ...ith a 1 3 8 6 spline pto stub Part no 4604601 A specific yoke is available as option for tractors equipped with a 1 3 8 21 spline pto stub 2 Raised skid shoes Kit no 1076440 The raised skid shoes enab...

Page 73: ...onditioner FC883RA 71 3 hydraulic actuation system Kit no 1076560 The braking system is mounted and adjusted either at the factory or by your dealer No adjustment is required Contact your Kuhn dealer...

Page 74: ...off the engine remove ignition key and wait until all moving parts have come to a complete stop and apply park brake After the first 10 hours of use Every 50 hours Every 200 hours or at the end of the...

Page 75: ...pivot pin articulations 3 Wheel cylinder pivot points 3 Pivoting upper hitch articulation 3 Pump support articulations 3 Maintenance Check Conveyor belt tension 3 3 Hydraulic tank oil level 3 Replace...

Page 76: ...lean the build up between the conditioning hood and the support tube Remove the split pins on both tube ends Remove the rear part of the protection cover Clean and reassemble the unit 3 Lubrication Cl...

Page 77: ...zerks of the secondary 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 black collar 2...

Page 78: ...d quality through the opening of the filler plug Clean and reinstall filler plug 2 and its washer Reinstall inner disc skid 1 on drive side Lower front guard Before draining oil operate the machine fo...

Page 79: ...the mark on the dipstick plug The MIN level corresponds to the end of the disptick plug Reinstall dipstick plug 1 Before draining oil operate the machine for a few minutes so that the oil warms up The...

Page 80: ...ing of the filler plug 2 Check central gearbox oil level The oil level must reach the medium level of sight glass 4 Before draining oil operate the machine for a few minutes so that the oil warms up T...

Page 81: ...p Clean and reinstall drain plug 7 and its washer 6 Replace gasket 6 if necessary Part no 82131824 Pour the correct oil quantity and quality through the opening of the filler plug 5 Replace the tank f...

Page 82: ...Mower conditioner 80 FC883RA Maintenance and storage Grease Offset cylinder pivot pins 1 Lift cylinder pivot points 2 Offset linkage pivot points 3...

Page 83: ...Maintenance and storage Mower conditioner FC883RA 81 Wheel pivot points 4 Transport stops and stop pins 5 Carrying frame pivot points 6 Wheel pivot pin articulations...

Page 84: ...onditioner 82 FC883RA Maintenance and storage Wheel cylinder pivot points 7 Pivoting upper hitch articulation 8 Pump support articulations 9 Fold the machine in transport position to access the grease...

Page 85: ...1 and nut 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 co...

Page 86: ...ockwise to tension the conveyor Measure dimension L If measure L is comprised between 1505 mm 4 11 25 and 1510 mm 4 11 44 The conveyor is tensioned If measure L is below 1505 Rotate pin 1 counterclock...

Page 87: ...Check visually oil level in tank The oil level must be located in the maximum area Top up if necessary Replace Hydraulic tank filter cartridge Loosen the 4 self locking screws 1 Remove filter upper p...

Page 88: ...change settings 1 To depressurize the circuit Place the machine in parking position Open valves 1 using 18 mm box spanner Decrease pressure until gauges indicate 0 bar 0 psi Shut off lock valves Befo...

Page 89: ...the cutterbar stiffener equals measure A 577 mm 1 10 4 mm 0 15 Stop pins The stop pins enable locking the mowing units for transport Adjustment Place the machine in working position Unscrew the 4 bol...

Page 90: ...ring the first hours of use Check that tensioning spring is coil bound Tighten tensioning screw if necessary Slack belts slip which can reduce the crop ejection quality and cause conditioning rotor cl...

Page 91: ...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 Before checking...

Page 92: ...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...

Page 93: ...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 ca...

Page 94: ...o 12 daN m 89 lbf ft Dull knives require more horse power and have a negative effect on the cut quality Disc replacement Place a wooden wegde 2 between two discs to stop them from moving Remove 2 bolt...

Page 95: ...ner cone covers 2 and 3 8 5 daN m 63 lbf ft Replace any lost or damaged cover 2 Part no 56803400 3 Part no 56806610 Check if there is still a gap of 1 mm 0 04 between the disc lower part and the cutte...

Page 96: ...e worn or damaged fingers on the conditioning rotor Slacken V belts and check their condition Depressurize all hydraulic functions At the start of each season Read through the operator s manual again...

Page 97: ...y wet working conditions Adjust main frame height with regards to the ground Bad ground contour adaptation Incorrect main frame setting Adjust main frame height with regards to the ground Excessive gr...

Page 98: ...is triggered Search the cause for the short circuit and wait until fuse is automatically reset Insufficient cutterbar ground clearance in headland turn position Incorrect tractor lift linkage setting...

Page 99: ...x using ON OFF switch The electric wiring harness is incorrectly connected and does not supply the solenoid valves One switch on the control box has no effect on the corresponding cylinder There is a...

Page 100: ...Mower conditioner 98 FC883RA Limited warranty LIMITED WARRANTY...

Page 101: ...Limited warranty Mower conditioner FC883RA 99...

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