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HR6004DR
Operator's Manual
96 pgs2.36 Mb0
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KUHN HR6004DR Operator's Manual

OPERATOR'S MANUAL
KN210BGB A
Power harrow

HR6004DR

KN210BGB A
- English - 06-2010
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$Dear Owner
In buying a Kuhn machine you have chosen wisely. Into it have gone years of thought, research and improvement. You will find, as have thousands of owners all over the world, that you have the best that engineering skill and actual field testing can produce. You have purchased a dependable machine, but only through proper care and operation can you expect to receive the performance and long service built into it.
This manual contains all the necessary information for you to receive full efficiency from your machine. The performance you get from this machine is largely dependent on how well you read and understand th is manual and apply this knowledge. Please DO NOT ASSUME YOU KNOW HOW TO 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 complete line of genuine KUHN service parts. These parts ar e 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. It therefore reserves the right to make improvements or changes when it becomes practical to do so, without incurring any obligations to make changes or additions to the equipment sold previously.

Designated use of the machine

The HR6004DR power harr ow must only be used for work for which it has been designed: Se edbed preparation on ploughed or unploughed ground.

Dear Owner

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$Contents
Dear Owner.....................................................................................................................1
Contents..........................................................................................................................2
Identification of the machine.........................................................................................4
Front view (working position) .........................................................................................................4
Rear view (working position)...........................................................................................................4
Model identification plate ................................................................................................................5
Optional equipment..........................................................................................................................6
Safety...............................................................................................................................7
Description of symbols used in this document.............................................................................7
Safety instructions...........................................................................................................................8
Location and description of safety decals on the machine .......................................................19
Road safety equipment and recommendations...........................................................................22
Machine specifications................................................................................................24
Description and glossary...............................................................................................................24
Technical specifications................................................................................................................25
Required equipment.......................................................................................................................26
Sound levels ......... ... ... .... ... ... ... .... ............................................. ......................................................28
Putting into service......................................................................................................29
Coupling and uncoupling..............................................................................................................29
Instructions for transport............................................................................................44
2
Putting the machine into transport position................................................................................44
Conformity with the road regulations...........................................................................................45

Contents

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Instructions for work...................................................................................................46
Putting the machine into work position............. ..........................................................................46
Adjustments in working position..................................................................................................47
Machine use....................................................................................................................................49
Optional equipment.....................................................................................................51
Set of gearwheels...........................................................................................................................51
Hydraulic lift linkage......................................................................................................................52
Track eradicators............................................................................................................................56
Front and rear levelling bar...........................................................................................................58
Rollers.............................................................................................................................................59
Maintenance and storage............................................................................................ 62
Cleaning the machine....................................................................................................................63
Lubrication............................................................................................ ..........................................64
Maintenance....................................................................................................................................71
Storage............................................................................................................................................81
T rouble shooting guide...............................................................................................82
Appendix ......................................................................................................................84
Calculating the load on an axle.....................................................................................................84
Limited warranty..........................................................................................................90
Contents
3
$Identification of the machine

1. Front view (working position)

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2. Rear view (working position)

4

Identification of the machine

3. Model identification plate

Please write below the type and serial number of the machine. This information is to be indicated to the dealer for all spare parts orders.
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Type: HR6004DR
Serial no.:
Identification of the machine
5

4. Optional equipment

Tick box corresponding to the equipment fitted on your machine:
Kit no. 123742 0 : Set of gearwheels (19 and 26 teeth matching gears).Kit no. 123765 0 : Set of gearwheels (17 and 28 teeth matching gears).Kit no. 123838 0 : Rear hydraulic lift linkage.Kit no. 123887 0 : Track eradicator mounting yokes.Kit no. 121661 0 : 2 track eradicators with traction bolt overload mechanism.Kit no. 121662 0 : 2 track eradicators with spring overload mechanism.Kit no. 123837 0 : Front or rear levelling bar.
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Kit no. 123842 0 : Maxipacker roller.Kit no. 120915 0 : Maxicrumbler roller.Kit no. 123701 0 : Packer roller.
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Identification of the machine
$Safety

1. Description of symbols used in this document

This symbol indicates a potentially hazardous situation that if not avoided, could result in serious bodily injury.
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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.

Safety

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2. Safety instructions

Introduction
The machine must 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 imperatively respect safety instructions in this manual and in the warnings posted on the machine. The operator is also obliged to respect curren t legislation concerning accident prevention, wor k safety and public traffic circulation.
Designated use of the machine also means following operation, maintenance and repair recommendations given by the manufacturer, and using o nly ge nuine spa re parts, e qu ipme nt an d accessori es, as reco mme nde d by the manufacturer.
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 ma chine modifications carried out by the operator himself or by a third party without previous written agreement from the manufacturer.
Read and follow the safety instructions
Before using the machine, carefully read all the safety instructions in this manual and the warnings placed on the machine.
Before starting work, the operator must be familiar with all machine controls, handling devices and their functions. It is too late to learn once work has been started!
Never let anyone operate the machine who is not trained to do so.
Should you have any difficulties in understanding certain parts in this manual, please contact your KUHN dealer.
Precautions to be taken before carrying out
any operations on the machine
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.
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Safety
Precautions to take before using the machine
Do not wear loose clothing which could become caught up in moving parts.
Wear the appropriate protective clothing for the work in hand (gloves, shoes, goggles, helmet, ear defenders, etc.).
Ensure that all operating controls (ropes, cables, rods, etc) are placed so as they cannot be operated unintentionally and cause damage or injury.
Before operating the machine, check tightness of nuts and bolts, particularly on fixing elements (tines, forks, blades, knives, etc). Retighten if necessary.
Before operating the machine, ensure that all the safety guards are firmly in place and in good condition. Immediately replace any worn or damaged guard.
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Precautions when driving
Tractor handling, stability, performance and braking efficiency are all affected by weight distribution, trailed or mounted implements, additional ballast and driving conditions. It is therefore of great importance that the operator 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 is operating.
Carrying people or animals on the machine when working or in transport is strictly forbidden.
Safety
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Precautions when driving on public roads
Dimensions
Depending on the dimensions of the machine, contact the relevant authorities to ensure that it can be legally transported on public roads.
If the machine is over the maximum legal size, follow the local regulations for special transportation of oversize equipment.
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 and in good working order. Replace any missing or broken equipment.
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Always obey current regulations for driving on roads.
Gross weight and weight per axle
The drawings are not legally binding, their only aim is to illustrate the method to use.
Prior to driving on public roads, check that criteria a re met to be in conformity with th e countrie's regulations:
- When coupling a tool to the front and rear 3-point lift linkage, the maximum authorized payload must not be exceeded.
- When coupling tools to the front and rear 3-point lift linkages, the maximum load on each axle's tires must not be exceeded.
- The load on the tractor front axle must always represent 20 % of the tracto r 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.
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Safety
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Description of symbols
Description Units Description
T kg Tractor unladen weight
PTAC kg Gross Combined Weight Rating
T1 kg Unladen load on tractor front axle T2 kg Empty load on tractor rear axle
t kg Axle loads (Tractor + machine) t1 kg Load on front axle (Tractor + machine) t2 kg Load on rear axle (Tractor + machine)
t1 max kg Maximum load authorized on the tractor front axle according to the tires t2 max kg Maximum load authorized on the tractor rear axle according to the tires
M1 kg Total weight of front tool or front ballast
Stage 1:
To measure:
- Tractor tare (T).
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Stage 2:
- Couple the machine to the tractor.
To measure:
- Load on front axle (t1):
• Tractor + machine (transport position).
To do:
- If the front axle load (t1) is below 20% of the tractor tare (T), add ballast weights (M1) to exceed the minimum load on the front axle.
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.
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Stage 3:
To measure:
- Total weight (t):
• Tractor + machine (transport position).
• Ballast weights.
Checking:
- To go to the next stage:
• Check in the tractor's operator's manual that the
value measured is below the tractor's Gross Combined Weight Rating.
To do:
- If t < PTAC go to the next stage.
- 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.
Example:
• (t) = 10000 kg (24250 lb)
• PTAC = 13000 kg .
• t < PTAC : Go to the next stage.
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Safety
Stage 4:
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.
Example:
• Load on rear axle (t2) = 8500 kg (18740 lb)
• 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.
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Maximum speed
Always keep to the legal speed limit for driving a tractor­machine assembly on public roads.
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Precautions when coupling
Before attaching the machine, make sure that it cannot accidentally start moving (chock the wheels) and that the parking stand is in the right position.
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 applied.
Hydraulic circuit
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Caution! The hydraulic circuit is under high pressure. Maximum pressure at work: 200 bar.
Before connecting hoses to the tractor hydraulics, ensure that tractor and machine circuits are not under pressure. Before disconnecting a hose, depressurize the hydraulic 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 check the 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 appropr iate means. Protect body and hands from liquid under pressure.
Any liquid under pressure (particularly oil from hydraulics) can penetrate the skin and cause severe injury. If injured, see a doctor immediately, there could be danger of infection.
Before any adjustments, maintenance or repairs are carried out, lower the machine to the ground, depressurize the hydraulics, turn off the engine, remove ignition key and wait until all moving parts have come to a complete stop.
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Safety
PTO shaft
Use only PTO shafts supplied with the machine or recommended by the manufacturer.
The protective shield of the tractor PTO stub, the PTO shaft guards and the protective covering of the machine input shaft must always be in place and in good condition.
Make sure that the PTO shaft guards are se cured with the safety chains provided.
Any worn or damaged guards must be replaced immediately. A worn guard or an unprotected PTO shaft can cause a serious or 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 have come to a complete stop.
If the primary PTO shaft is equipped with a slip clutch or a free wheel, these must be fitted on the machine side.
Ensure that the PTO shaft is always correctly fitted and locked into place.
Before connecting the PTO shaft, ensure that the PTO speed (rotational frequency) and directions of rotation are in line with manufacturer's recommendations.
Before engaging the PTO drive, make sure all people and animals are clear from the machine. Never engage the PTO drive when the tractor engine is stopped.
When uncoupling the machine, rest the PTO shaft on the support specially provided, and replace protective cover on the PTO stub of the tractor.
Read and follow the instructions in the operator's ma nual provided with the PTO shaft.
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Safety
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Precautions during manoeuvres
When moving the machine from the transport positio n to the working position and vice versa, make sure that nobody is within the machine pivoting area.
Remote controlled components
Danger of crushing and shearing can exist when components are operated by hydraulic or pneumatic controls. Keep away from these danger zones.
Safety decals
Safety warning decals are placed in pictorial form on various parts of the machine. They are ther e 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.
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Waste disposal
Respect the environment! Never spill pollutants (oil, grease, filters, etc.) on the ground, never pour them down the drain and never discard them in any other place where they could pollute the environment. Never throw away or burn a tyre. Always take waste to specialized recycling or waste disposal centers.
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Safety
Precautions for maintenance and repair work
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.
Rest the machine on the ground, release the pressure from the hydraulic circuit and leave the 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 or tension (springs, 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 defenders, etc.).
Do not solder, weld 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 your machine checked by your Kuhn dealer after each season, especially tools and their attaching hardware.
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Safety
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Projection of stones and foreign objects
For driver safety, always use a tractor equipped with a cab. Never start the machine when there are people nearby. 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.
Precautions for machine use
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After each use, check the tools (blades) and their attachment hardware in accordance with the instructions given in the present manual.
Check the guards regularly. Immediately replace any damaged or missing elements.
Make sure all the guards are in place. Keep all persons and animals away from the danger zone.
Stay a safe distance from the machine when the cutting tools are in movement.
Never work in reverse. After disengaging the PTO drive, tools can continue
rotating for some 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 the tractor engine, remove the ignition key and wait for all moving parts to come to a complete standstill. Check the entire machine for any damage before resuming work.
It is strictly forbidden to store the machine in folded position. For long parking periods, even when attached to the tractor, the machine must be unfolded with both half-harrows resting on the ground.
Never engage the tractor PTO drive when the machine is in transport position.
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Safety

3. Location and description of safety decals on the machine

Location of safety decals
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Safety
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Description of safety decals
Operating instructions (1)
The operators' manual contains all the information necessary for using the machine safely. It is imperative to read and comply with all instructions.
Working on the machine (2)
Before leaving 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.
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Projections (3)
Stones and other debris pro jected by the moving parts can travel a long distance. Always stay at a safe distance from the machine.
Rotary tools (4)
Keep away from rotating elements and from the machine all the time the engine is running, the PTO drive is engaged and the rotors are turning.
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Safety
Do not step on the machine (5)
Do not step on the machine: Risk of falling or damaging the protection device.
Body crushing (6)
Stay a safe distance from the machine. Crushing hazard.
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Safety
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4. Road safety equipment and recommendations

The road safety equipment is mounted in the factory or by your authorized Kuhn dealer according to current safety regulations. Always keep to the legal speed limit 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 (15.5 mph).
The rear safety device comprises:
- 2 signalling panels (1).
- 2 signalling lights (2) (red light / stop light / turn signal light).
- 2 red reflectors (3).
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Safety
Instructions specific to Italy
The machine can be fitted with specific signalling lights to comply with the road regulations.
Signalling kit Italy: Kit no. 1238390.
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The machine must be fitted with specific safety screens to comply with the current legislation.
Safety screens: Kit no. 1238960.
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$Machine specifications

1. Description and glossary

0
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HR6004DR
1 :
Lights and indicators
3 :
Central gearbox
5 :
Side gearbox
7 :
Side deflector
9 :
Lock
11 :
Intermediate PTO shaft 2
13 :
24

Machine specifications

Blade holder
2 : 4 : 6 :
8 : 10 : 12 : 14 :
Roller Half-harrow Scraper bar Anti-ridging plate Lift cylinder Blade Trough
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2. Technical specifications

HR6004DR
Coupling device Category 3 PTO speed 1000 min Number of rotors 20 Number of blades right / left 20 / 20 Working width (DIN11220) 6.00 m (19’8’’) (approximately) Working depth from 3 to 25 cm (1.18’’ - 10’’) (approximately) Width in working position 6.21 m (20’4’’)
-1
Width in transport position
Height in transport position 3.60 m (11’10’’) DIN engine power requirement 110 kW (150 hp) Maximum allowable DIN engine power 206 kW (280 hp) Weight:
- With Maxicrumbler rollers
- With PK2 Packer rollers
- With Maxipacker rollers
2.52 m (8’3’’) with rollers raised
2900 kg (6393 lb) (approximately) 3290 kg (7253 lb) (approximately) 3350 kg (7385 lb) (approximately)
2.70 m (8’10’’)
Machine specifications
25
Front soil loosening share
The front soil loosening share brakes up the strip of land between the two half-harrows. The front soil loosening share is fitted on the lower crossbar of the central frame.

3. Required equipment

Intermediate PTO shaft 1
The machines are factory fitted with one of the following PTO shafts:
(Part no. 4600654)
1 3/8’’ - 21 spline pto shaft. or
(Part no. 4600655)
1 3/4’’ - 6 spline pto shaft. or
(Part no. 4600656)
1 3/4’’ - 20 spline pto shaft.
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Power harrow blades
The machines are factory fitted with one of the following blades:
Part no. K2500090 and Part no. K2500100
Standard left and right blade. or
Part no. K2501120 and Part no. K2501130
Left and right OPTIMIX blade. or
Part no. K2500260 and Part no. K2500270
Left and right DURAKUHN blade.
26
Machine specifications
Rollers
The roller is used as a protection device at the rear of the machine. It must never be removed for work.
The roller is an essential element of the harrow and has the following 4 functions:
- Set and control the working depth.
- To pack the soil evenly behind the rotors and create an optimum seedbed.
- To increase seedbed crumbling and clod break-up.
- To improve seedbed levelling.
The machines are factory fitted with one of the following rollers:
Maxicrumbler roller: Part no. 1209150
The Maxicrumbler roller is adapted to dry or slightly wet soils.
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or
Packer PK2 roller: Part no. 1237010
The Packer PK2 roller is adapted to soils which are subject to capping or very clayey and sticky. The roller is fitted with a scraper bar. Scraper plates are located between the rows of studs to ensure roller cleaning.
Machine specifications
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