KUHN EL92-180 User manual

Original instructions
KN007CGB_F
Read carefully before starting the machine
Operator's manual
Power tiller
C0001 > C9999
EL92-180/205/230
KN007CGB_F - English - 05-2020
*KN007CGB_F*

1. - Dear Owner
EL92-180/205/230
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Power tiller
1. Dear Owner
You have just purchased a KUHN machine. We thank you for the trust in us you are showing by selecting
us. Into this equipment have gone years of thought, research and improvement which have led to its design,
manufacture and continuous improvement.
This manual, which must be considered an integral part of the machine, contains all the necessary
information for you to receive full effiency from your machine. It also contains all the instructions for safe use
of the machine. We therefore recommend thatyou read it carefully and followallthe instructionsto theletter.
The machine's proper functioning and service life depends on it, as well as your safety and that of others.
This manual must always accompany the machine even in case of resale.
Your KUHN dealer can offer a complete line of genuine KUHN service parts. These parts are manufactured
andcarefully inspectedin the samefactory thatbuilds the machineto 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 obligations to make changes or
additions to the equipment sold previously.
Wear parts
Wearing parts fitted on our machines have been tested in very different situations to optimize their service
life. Nevertheless, the service life depends highly on the conditions of use (products to handle, soil, weather
conditions, etc...).
Document illustrations
The illustrations in this manual may be based on one type of machine only. However, all instructions apply
to all machines covered in this manual.
Copyright 2020 KUHN

EL92-180/205/230
42. - Contents
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2. Contents
1. Dear Owner .....................................................................................................................3
2. Contents..........................................................................................................................4
3. Identification of the machine.........................................................................................7
3.1 Front view ........................................................................................................................................ 7
3.2 Rear view......................................................................................................................................... 7
3.3 Model identification plate ................................................................................................................. 8
3.4 Optional equipment.......................................................................................................................... 9
4. Safety.............................................................................................................................10
4.1 Description of symbols used in this document............................................................................... 10
4.2 Safety instructions ..........................................................................................................................11
4.2.1 Introduction........................................................................................................................11
4.2.2 Read and follow the safety instructions.............................................................................11
4.2.3 Precautions to be taken before carrying out any operations on the machine................... 12
4.2.4 Precautions to take before using the machine ................................................................. 12
4.2.5 Precautions when coupling............................................................................................... 13
4.2.6 Precautions when driving ................................................................................................. 13
4.2.7 Precautions when driving on public roads........................................................................ 13
4.2.8 Maximum speed...............................................................................................................17
4.2.9 PTO shaft..........................................................................................................................17
4.2.10 Precautions during manoeuvres.......................................................................................19
4.2.11 Remote controlled components........................................................................................ 19
4.2.12 Safety decals.................................................................................................................... 19
4.2.13 Waste disposal .................................................................................................................19
4.2.14 Precautions for maintenance and repair work.................................................................. 20
4.2.15 Projection of stones and foreign objects........................................................................... 21
4.2.16 Precautions for machine use............................................................................................ 21
4.2.17 Precautions to take before using the parking stands........................................................22
4.3 Location and description of safety decals on the machine ............................................................ 23
4.3.1 Location of safety decals..................................................................................................23
4.3.2 Description of safety decals..............................................................................................24
4.4 Road safety equipment and recommendations ............................................................................. 25
4.5 Likely critical failures...................................................................................................................... 26
4.6 Incorrect use of the machine by the user.......................................................................................26
4.7 Limit state criteria...........................................................................................................................26

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5. Machine specifications................................................................................................ 27
5.1 Description and glossary ............................................................................................................... 27
5.1.1 Designated use of the machine........................................................................................ 28
5.2 Technical specifications................................................................................................................. 28
5.2.1 Designated parameters.................................................................................................... 29
5.3 Required equipment...................................................................................................................... 29
5.3.1 Pto shaft........................................................................................................................... 29
5.3.2 Depth control.................................................................................................................... 29
5.4 Sound levels.................................................................................................................................. 31
6. Putting into service...................................................................................................... 32
6.1 Coupling and uncoupling............................................................................................................... 32
6.1.1 Description of coupling elements ..................................................................................... 32
6.1.2 Preparing the tractor......................................................................................................... 32
6.1.3 Preparing the machine..................................................................................................... 33
6.1.4 Primary PTO shaft............................................................................................................ 37
6.1.5 Friction slip clutch............................................................................................................. 39
6.1.6 Uncoupling the machine................................................................................................... 40
7. Instructions for transport............................................................................................ 41
7.1 Putting the machine into transport position ................................................................................... 41
7.2 Conformity with the road regulations............................................................................................. 41
7.3 Machine transport using transport means ..................................................................................... 42
8. Instructions for work................................................................................................... 43
8.1 Putting the machine into work position.......................................................................................... 43
8.2 Adjustments in working position .................................................................................................... 43
8.2.1 Working depth.................................................................................................................. 43
8.2.2 Rear hood adjustment...................................................................................................... 52
8.2.3 Rotor speed adjustment................................................................................................... 53
8.3 Machine use .................................................................................................................................. 56
8.3.1 Drive speed...................................................................................................................... 57

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9. Optional equipment......................................................................................................58
9.1 32x38-8 spline yoke....................................................................................................................... 58
9.2 Side discs ......................................................................................................................................58
9.2.1 Working depth adjustment................................................................................................ 58
9.3 Track eradicators with flexible tines...............................................................................................59
9.3.1 Fitting................................................................................................................................ 59
9.3.2 Coupling and uncoupling.................................................................................................. 60
9.3.3 Adjustments in working position .......................................................................................61
9.3.4 Maintenance..................................................................................................................... 62
9.4 Set of gearwheels.......................................................................................................................... 62
9.4.1 Rotor speed adjustment ................................................................................................... 62
9.5 Lighting and signalling ...................................................................................................................64
9.5.1 Coupling and uncoupling.................................................................................................. 64
9.6 Lateral signalling equipment (for France) ......................................................................................65
9.7 USA signalling equipment.............................................................................................................. 65
9.8 Roller arm ...................................................................................................................................... 65
9.9 Clamp (Rotors) .............................................................................................................................. 66
10. Maintenance and storage ............................................................................................67
10.1 Frequency chart............................................................................................................................. 67
10.2 Cleaning the machine.................................................................................................................... 68
10.3 Lubrication ..................................................................................................................................... 68
10.3.1 Primary PTO shaft............................................................................................................69
10.3.2 Emptying........................................................................................................................... 69
10.3.3 Greasing...........................................................................................................................72
10.4 Maintenance .................................................................................................................................. 72
10.4.1 Headstock.........................................................................................................................72
10.4.2 Tool replacement..............................................................................................................72
10.5 Storage .......................................................................................................................................... 75
10.5.1 At the end of each season................................................................................................75
10.5.2 At the start of each season...............................................................................................75
10.5.3 Storage............................................................................................................................. 75
10.6 Dismantling and scrapping of the machine....................................................................................76
11. Troubleshooting guide.................................................................................................77
12. Appendix.......................................................................................................................79
12.1 Calculating the load on an axle...................................................................................................... 79
13. Limited Warranty ..........................................................................................................85

3. - Identification of the machine
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3. Identification of the machine
3.1 Front view
3.2 Rear view

EL92-180/205/230
83. - Identification of the machine
KN007CGB_F
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3.3 Model identification plate
- Please 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.
• (1) The manufacturer:
• (2) Type:
• (3) Serial Number:
• (4) Weight:
According to the country of destination,
additional plates can be fitted on the
machine.
For machines aimed at countries which are
members of the European Union (EC marking):
• (5) Manufacturing year:
For machines aimed at countries member of the
Eurasian customs union (EAC marking):
• (6) Model year:
• (7) Manufacturing year:
TYPE TYPE
MASSE MASSEkgkg
KUHNKUHNS.A.
S.A.
67700SAVERNE-FRANCE 67700SAVERNE-FRANCE
N° N°
MADEINFRANCE MADEINFRANCE
TYPE
MASSE kg
KUHN S.A.
67700 SAVERNE - FRANCE
N°
MADE IN FRANCE
1
3
2
4
5
09993600
25: Year of Construction
0000
00/0000
26: Model Year
7
6

3. - Identification of the machine
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3.4 Optional equipment
- Tick box corresponding to the equipment fitted on
your machine:
32x38-8 spline yoke.
Side discs.
Track eradicators with flexible tines.
Set of gearwheels.
Lighting and signalling.
Lateral signalling equipment (for France).
USA signalling equipment.
Roller arm.
Clamp (Rotors).

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4. Safety
4.1 Description of symbols used in
this document
This symbol indicates a potentially hazardous
situation that if not avoided, could result in serious
bodily injury.
Thissymbol isused toidentify 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.

4. - Safety
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4.2 Safety instructions
4.2.1 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 alsoobliged
to respect current legislation concerning accident
prevention, work safety and public traffic circulation.
Designated use of the machine also means
following operation, maintenance and repair
recommendations given by the manufacturer, and
using only genuine spare parts, equipment and
accessories, as recommended 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 machine modifications
carried out by the operator himself or by a third party
without previous written agreement from the
manufacturer.
4.2.2 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
any parts of this manual, please contact your
KUHN dealer.

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4.2.3 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.
4.2.4 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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4.2.5 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.
- Do not stand between the machine lower hitching
points or between the tractor lower hitching points
during coupling maneuvers.
- Never stand between the tractor and the machine
when operating the three point linkage.
- Do not stand between the machine and the tractor
or on the machine without having first applied the
tractor parking brake and placed the gearbox in the
neutral position.
4.2.6 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 unevenor
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.
4.2.7 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.

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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.
- Make sure that these equipment are clean and in
good working order. Replace any missing or
broken equipment.
- 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
all criteria are met to be in conformity with
the countrie's regulations:
• When coupling a tool to the front and/or
rear 3-point lift linkage, the maximum
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.

4. - Safety
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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 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
How to proceed:
Stage 1:
- To measure:
• Tractor tare (T).
T = _____kg
T = ________ kg

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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.
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.
- Repeat checking procedure.
Example:
• (t) =10000 kg (22046 lb).
• PTAC = 13000 kg (28660 lb).
- t < PTAC: Go to the next stage.
t1 = _____kg
t1 < 20% Tt1 < 20% T
t1t1 ≥20% T20% T
t1 = ________ kg
kgkg
t = _____kg
t = ________ kg

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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.
4.2.8 Maximum speed
- Always keep to the legal speed limit for driving a
tractor-machine assembly on public roads.
4.2.9 PTO shaft
Use only PTO shafts supplied with the machine or
recommended by the machine manufacturer.
The protective shield of the tractor PTO stub, the
PTO shaft guards and the protective shield of the
machine input shaft must always be in place and in
good condition.
Make sure that the PTO shaft guards are secured
with the safety chains provided. Check that the PTO
shaft guard can turn freely a full rotation
independent of the shaft.
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.
kgkg
t2 = _____kg
t2 > t2 maxt2 > t2 max
t2t2 ≤t2 maxt2 max
t2 = ________ kg

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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 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 direction of
rotation are in line with the machine manufacturer's
recommendations.
Do not install any adapter device that results in a
portion of the tractor PTO stub, the rotating PTO
shaft, or the adapter to be unguarded. The tractor
master shield shall overlap the end of the splined
shaft and the added adaptor device as outlined in
the table.
PTO type Diameter X splines A ±5 mm (0.20’’)
1 35 mm (1.378’’) 6 85 mm (3.35’’)
236 mm (1.42’’) 885 mm (3.35’’)
3 35 mm (1.378’’) 21 85 mm (3.35’’)
445 mm (1.772’’) 20 100 mm (4.00’’)
5 44 mm (1.732’’) 6 100 mm (4.00’’)
A

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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.
4.2.10 Precautions during manoeuvres
When moving the machine from the transport
position to the working position and vice versa,
make sure that nobody is within the machine
pivoting area.
4.2.11 Remote controlled components
Crushing and shearing hazard can exist at the level
of remotely controlled components, especially those
operated by hydraulic or pneumatic energy power.
Keep away from these danger zones.
4.2.12 Safety decals
Safety warning decals are placed in pictorial form on
various parts of the machine. They are there to warn
you of potential dangers and to tellyou 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 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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4.2.14 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 theirattaching hardware (nuts,
bolts, etc.).
- When working at height use appropriate means or
equipment in accordance with local regulations.