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Trouble shooting guide

Mower conditioner

ALTERNA400

Trouble shooting guide

Problem

Cause

Remedy

Uneven stubble.

Too low PTO speed (rotational

frequency).

Increase speed to 1000 min

-1

Dull or broken knives.

Replace knives.

Knives not installed correctly.

Make sure the arrow on the

knife upper face is pointing in
the disc's direction of rotation.

Excessive ground speed.

Reduce ground speed.

Incorrect mowing unit

floatation.

Adjust the mowing unit ground

pressure.

Tangled and down crops.

Reduce cutting height.

Adjust the mowing unit ground

pressure.

Soil build up in front of 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 conditioning

rotor.

The drive belts slip.

Retension belts. Replace if

necessary.

Check alignment.

Insufficient rotor speed

(rotational frequency).

Check the rotor drive belts,

replace if necessary.

Insufficient rotor speed

(rotational frequency).

Increase speed to 1100 min

-1

Swath shields too closed.

Open swath shields.

Содержание ALTERNA 400

Страница 1: ...KN084EGB E OPERATOR S MANUAL Mower conditioner ALTERNA400 KN084EGB E English 11 2009...

Страница 2: ......

Страница 3: ...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 KUHN service parts These parts are manu...

Страница 4: ...ctions 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 specifications 22 Requ...

Страница 5: ...k 44 Putting the machine into work position 44 Adjustments in working position 45 Machine use 50 Optional equipment 53 Yokes 53 Maintenance and storage 54 Frequency chart 54 Lubrication 55 Maintenance...

Страница 6: ...Mower conditioner 4 ALTERNA400 Identification of the machine Identification of the machine 1 Front view...

Страница 7: ...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 Type FC400 Serial no 3 Optional equipment Part no 4503710 1 3...

Страница 8: ...cates 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 coul...

Страница 9: ...st 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...

Страница 10: ...n 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 distributi...

Страница 11: ...ny 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...

Страница 12: ...lic 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 c...

Страница 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...

Страница 14: ...standardized tools Before 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...

Страница 15: ...pressure 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 defende...

Страница 16: ...nual 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 conditi...

Страница 17: ...Safety Mower conditioner ALTERNA400 15 3 Location and description of safety decals on the machine Location of safety decals...

Страница 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 br...

Страница 19: ...is 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 stand...

Страница 20: ...mit for 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 The rear safety device comprises 2 signalling l...

Страница 21: ...heel tyre pressure c 1 8 bar 25 psi Instructions specific to France Speed Always keep to the legal speed limit of 25 km h for driving a tractor machine assembly on public roads Specific requirements f...

Страница 22: ...Machine specifications Machine specifications 1 Description and glossary 0 0 1 Drawbar 2 Check chains 3 Parking stand 4 Wheel chocks 5 Cutterbars 6 Side guards 7 Front guards 8 Drawbar shift cylinder...

Страница 23: ...Machine specifications Mower conditioner ALTERNA400 21 0 0 1 Transport wheels 2 Work wheels 3 Secondary PTO shaft 4 Toolbox 5 Swath shields...

Страница 24: ...on 1 60 m 5 3 Length in working position 5 93 m 19 5 Width in transport position 2 50 m 8 2 Height in transport position 2 04 m 6 8 Length in transport position 8 40 m 27 7 Disc rotational speed 2610...

Страница 25: ...ountry concerned 3 possibilities Without actuation system hydraulic actuation system The equipment is composed of 3 hydraulic hoses 1 2 single acting cylinders 2 1 parking brake 7 Pneumatic actuation...

Страница 26: ...cordance with the measuring methods as defined in NF EN 1553 Agricultural machinery Self propelled mounted semi mounted and trailed Common safety recommendations Weighted equivalent continuous acousti...

Страница 27: ...ox wrench 1 to carry out certain adjustment and maintenance tasks The machine is fitted with one electric control handle 1 The control handle changes the function of the tractor s double acting valve...

Страница 28: ...battery is delivered with the machine Connect the wiring harness directly to the battery terminals respecting the polarities The wiring harness is fitted with a 15 Amp ATO type fuse Part no 83233017...

Страница 29: ...rolling the drawbar shift cylinder 4 A 7 pin electric plug for the electrical signalling equipment 5 1 control handle When the machine is fitted with a brake actuation system An coupling disconnection...

Страница 30: ...th a 3 point hitch coupler category 2 or 3 The tractor PTO stub must rotate at a speed of 1000 min 1 The tractor must be equipped with 2 double acting hydraulic outlet Hitch pin parallelism Adjust tra...

Страница 31: ...nks as close as possible under the hitch pins Attach lower links to the hitch pins on the inside of the yokes Category 2 a Category 3 b Secure each hitch pin with lynch pin Lift the machine with the t...

Страница 32: ...Mower conditioner 30 ALTERNA400 Putting into service When the machine is fitted with a brake actuation system Unlock handbrake...

Страница 33: ...linder to a double acting valve 1 Connect mowing unit lift cylinder hoses to a double acting valve 2 Connect hydraulic hose for braking system to the tractor trailor brake coupler Pneumatic braking co...

Страница 34: ...nnections Connect 7 pin plug to the tractor Fit check chain See section Frame height adjustment to position the check chain Parking brake cord When the machine is fitted with a brake actuation system...

Страница 35: ...Remove screw 3 and washer 4 Remove friction slip clutch Loosen nuts to release friction discs a Let the friction discs slip for a few seconds b Tighten nuts until distance L is 35 mm 0 The friction sl...

Страница 36: ...ed 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 positio...

Страница 37: ...Putting into service Mower conditioner ALTERNA400 35 Attach PTO shaft guard chain in hole 1 on machine side Immediately replace any worn or damaged guard...

Страница 38: ...s 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 650 mm 2 1 from the ground Attach chec...

Страница 39: ...ight hand mowing position Drawbar shift cylinder The measure X is factory set at 557 mm 1 9 The drawbar shift cylinder enables placing the machine in 3 different positions Intermediate position a for...

Страница 40: ...lift cylinders to place the machine in raised position The transport wheels are raised Loosen counter nut 1 Fully tighten screw 2 Simultaneously operate push button of control handle and transport whe...

Страница 41: ...t position Pull handle 1 Lower and lock parking stand 2 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...

Страница 42: ...ore it in its holder on the machine Disconnect the PTO shaft from the tractor Secure primary PTO shaft using safety chain 1 Disconnect and store hydraulic hoses on holder 2 Disconnect and store 7 pin...

Страница 43: ...of control handle and transport wheel lowering cylinders to fully lower the transport wheels Wait until transport wheels are fully lowered Operate mowing unit lift cylinders to lower the machine until...

Страница 44: ...ng units are latched underneath the drawbar Operate mowing unit lift cylinders to fully raise work wheels Disconnect and place hydraulic hose couplers in their holders Disconnect and store control han...

Страница 45: ...he machine on public roads When the machine is fitted with a brake actuation system Make sure that the coupling disconnection cord is properly attached to a fixed point on the tractor Before driving t...

Страница 46: ...ot and position machine perpendicular to the drawbar Operate mowing unit lift cylinders to lower work wheels until they touch the ground Simultaneously operate push button of control handle and transp...

Страница 47: ...unit lift cylinder to place the machine onto the wedges Remove screw 2 Remove pin 1 Position skid opposite hole that corresponds to the required adjustment Reinstall pin 1 Refit screw 2 Torque 8 5 da...

Страница 48: ...emove the 4 nuts 2 Remove 4 bolts 1 Remove side skids Fit side skids corresponding to the central skid adjustment height Reinstall bolts 1 and nuts 2 Torque 8 5 daN m 63 lbf ft Side skids Cutting heig...

Страница 49: ...pproximately 50 daN 110 lbf on each side Readjust if necessary To adjust the suspension From the working position Loosen counter nut 2 Turn adjustment screw 1 to reach optimal tension Turn clockwise t...

Страница 50: ...to increase the conditioning intensity b Lower and lock hood 1 Proceed the same way on the other side Check that the adjustment is identical on the 2 mowing units Operate mowing unit lift cylinder to...

Страница 51: ...ther position Clean and reassemble the unit Torque 5 daN m 37 lbf ft Proceed the same way on the other side Swathing system The swathing system comprises 2 swath shields 1 Swath width adjustment Loose...

Страница 52: ...ithin 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 has not b...

Страница 53: ...onditioner ALTERNA400 51 Working back and forth First pass Operate drawbar shift cylinder to put the drawbar in working position a Make first pass Second pass Operate drawbar shift cylinder to positio...

Страница 54: ...Mower conditioner 52 ALTERNA400 Instructions for work Work around the field...

Страница 55: ...er conditioner ALTERNA400 53 Optional equipment 1 Yokes Additional yokes are available for the primary PTO shaft 1 3 8 6 spline yoke Part no 4503710 1 3 4 6 spline yoke Part no 4503712 1 3 4 20 spline...

Страница 56: ...ff 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 8 hours Every 100 hours Every 200 hours or at...

Страница 57: ...the 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 univer...

Страница 58: ...er conditioner 56 ALTERNA400 Maintenance and storage Secondary PTO shaft Every 20 hours universal joints 1 transmission tube 2 Every 100 hours guide rings 3 The pictorials show the points to be grease...

Страница 59: ...rrect oil quantity and quality through the opening of the filler plug Clean and reinstall filler plugs 3 and their seals Replace if necessary Invert wedges Follow same procedure on the second cutterba...

Страница 60: ...X 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 oil...

Страница 61: ...evel The MAX level corresponds to the mark on the dipstick plug The MIN level corresponds to the end of the dipstick plug Clean and reinstall dipstick plug 1 Replace it if necessary Before draining oi...

Страница 62: ...corresponds to the end of the dipstick plug Clean and reinstall dipstick plug 1 Replace it if necessary Before draining oil operate the machine for a few minutes so that the oil warms up The upper gea...

Страница 63: ...l must reach lower part of level plug hole Clean and reinstall filler plug 1 and its washer Replace it if necessary Clean and reinstall level plug Replace it if necessary Before draining oil operate t...

Страница 64: ...Mower conditioner 62 ALTERNA400 Maintenance and storage Grease Pivot points 1 Pivot point 1 Ball joints 1 Chain 2 Pin 1 Proceed the same way on the other side...

Страница 65: ...Maintenance and storage Mower conditioner ALTERNA400 63 Pressure pads 1 Grease Wheel arms 1 From the transport position...

Страница 66: ...lt tension Tigthen nut 1 Reinstall belt guard Torque 4 9 daN m 36 lbf ft Before leaving the tractor or before adjusting maintaining or repairing the machine disengage the PTO drive turn off the engine...

Страница 67: ...ion Apply a force of 35 N 1 6 lbf on the belt the belt should not deflect more than X 10 mm 0 4 Reinstall belt guard Torque 4 9 daN m 36 lbf ft Braking system The braking system is mounted and adjuste...

Страница 68: ...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 cutterbar r...

Страница 69: ...ponds to the mark on the dipstick plug The MIN level corresponds to the end of the dipstick plug Filter cleaning The filters are located in a filtering block at the front of the drawbar Disconnect the...

Страница 70: ...es 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...

Страница 71: ...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 fol...

Страница 72: ...f 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 t...

Страница 73: ...Maintenance and storage Mower conditioner ALTERNA400 71 Drawing of the hydraulic circuit...

Страница 74: ...d replace 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 Re read the operators manual Pres...

Страница 75: ...g unit ground pressure Tangled and down crops Reduce cutting height Adjust the mowing unit ground pressure Soil build up in front of the cutterbar Too much cutterbar down pressure Adjust the mowing un...

Страница 76: ...own pressure Adjust the mowing unit ground pressure Considerable vibrations The conditioning rotors are not balanced Check condition of the swinging fingers Replace them by pairs if necessary Equal we...

Страница 77: ...Limited warranty Mower conditioner ALTERNA400 75 Limited warranty...

Страница 78: ...Mower conditioner 76 ALTERNA400 Limited warranty...

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