KUHN PZ320 User manual

PZ320
Operation manual
Issue 4/2010
Date of printing 4.2010
Language EN
From machine number (PIN) VGPP000001
Serial Number (PSN) 01PP01
Reference number ZNA048EN

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Please enter the information here.
Designation
PIN
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Dealer's address
Manufacturer’s
address
KUHN is continually striving to improve its products and, 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 before.
Copyright 2010 KUHN-GELDROP B.V..
PZ320
VGPP ...............................
KUHN-GELDROP BV
Nuenenseweg 165
5667 KP Geldrop
The Netherlands
Phone [phone]

BG ÀɤȠ ɬȠɜa pɔƸȠɜȠȾcɬɜȠ e ɩoɥyɱɟɧɨ ɧɚ ɟɡɢɤ,ɤɨɣɬɨ ɧɟ ɦɨԓɟ ɞɚ ɛɴɞɟ ɪɚɡɛɪɚɧ ɨɬ ɨɩɟɪɚɬɨɪɚ ɧɚ
ɦɚɲɢɧɚɬɚ,ɫɜɴɪԓɟɬɟ ɫɟ ɫ ɜɚɲɢɹ ɞɢɥɴɪ.
CS Pokud obdr_íte tento návod v jazyce, kterému pracovník obsluhy stroje nerozumí, spojte se s
Vašim prodejcem.
DA Hvis du har modtaget manualen på et sprog, som operatøren af maskinen ikke forstår, skal du
kontakte forhandleren.
DE Sollten Sie diese Betriebsanleitung in einer Sprache erhalten haben, die der Bediener dieser
Maschine nicht versteht, kontaktieren Sie bitte Ihren Händler.
EL EȐvĮȣIJȩ IJo EȖȤİȚȡȓįȚȠ OįȘȖȚȫv XȡȒıȘȢ,İȓvĮȚ ıİ ȖȜȫııĮ ʌȠȣ įİvȝʌoȡİȓ vĮįȚĮȕĮıIJİȓ Įʌȩ
IJov ȤİȚȡıIJȒ IJoȣ ȝȘȤĮvȒȝĮIJoȢ,ʌĮȡĮțĮȜȠȪȝİ vĮĮʌİȣșȣvșİȚIJİ ıIJov IJoʌȚțȩ ıĮȢ ĮvIJȚʌȡȩıȦʌo.
EN If this manual is received in a language which cannot be understood by the operator of the
machine, contact your dealer.
ES Si recibe este manual en un idioma que no pueda ser entendido por el usuario de la máquina,
póngase en contacto con su proveedor.
ET Kui käesolev juhend saadakse keeles, millest masinajuht ei saa aru, siis pöörduge edasimüüja
poole
FI Jos käyttöohjeen kieli on sellainen, jota koneenkäyttäjä ei ymmärrä, on otettava yhteys
jälleenmyyjään
FR Si vous recevez ce manuel dans une langue que l’opérateur de la machine ne comprend pas,
veuillez contacter votre concessionnaire.
GA Má fhaightear an lámhleabhar seo i dteanga nach dtuigeann oibreoir an mheaisín, téigh i
dteagmháil le do cheannaí.
HR Ako je ovaj priruþnik dostavljen na jeziku koji rukovatelj stroja ne razumije, kontaktirajte Vašeg
prodavaþa.
HU Ha ez a gépkönyv olyan nyelven készült, amelyet a gép kezelĘje nem ért, vegye fel a kapcsolatot
a forgalmazóval
IS Ef handbókin er á tungumáli sem notandinn skilur ekki, skal hafa samband við söluaðila.
IT Se l’utente della macchina riceve il presente manuale in una lingua che non comprende,
suggeriamo di contattare il rivenditore.

LT Jei šƳvadovągavote kalba, kurios mašinos operatorius nesupranta, kreipkitơsƳplatintoją.
LV Ja saĖemtâ rokasgrâmata ir maÿînas operatoram nesaprotamâ valodâ, sazinieties ar tirgotâju.
MT Jekk dan il-manwal jiƥi rƛevut f’lingwa li ma tkunx tista’ tinftiehem mill-operatur tal-magna,
ikkuntattja lill-aƥent tiegƫek
NL Als u deze handleiding heeft ontvangen in een taal die voor de bediener van de machine niet
begrijpelijk is, raadpleeg uw dealer.
NO Kontakt forhandleren hvis denne bruksanvisningen er på et språk som maskinoperatøren ikke
forstår.
PT Se este manual for recebido num idioma que não seja entendido pelo operador da alfaia,
contacte o seu concessionário.
PL Ja saĖemtâ rokasgrâmata ir maÿînas operatoram nesaprotamâ valodâ, sazinieties ar tirgotâju.
RO Dacăprezentul manual este primit într-o limbăcare nu poate fi înĠeleasăde către operatorul
maúinii, contactaĠi distribuitorul dumneavoastră.
RU ȿɟɥɢ ɨɩɟɪɚɬɨɪ ɩɨɥɭɱɢɥ ɪɭɤɨɜɨɞɟɫɬɜɨ ɧɚ ɹɡɵɤɟ,ɤɨɬɨɪɵɣ ɨɧ ɧɟ ɩɨɧɢɦɚɟɬ,ɧɟɨɛɯɨɞɢɦɨ
ɨɛɪɚɬɢɬɖɫɹ ɤ ɞɢɥɟɪɭ.
SK Ak dostanete túto príruþku v jazyku, ktorému operátor stroja nerozumie, spojte sa so svojím
predajcom.
SL ýe ta priroþnik prejmete v jeziku, ki ga upravljavec stroja ne razume, se obrnite na svojega
trgovca.
SV Kontakta återförsäljaren om denna manual tagits emot på ett språk, som inte förstås av
maskinoperatören.

Inhoudsopgave
5
Inhoudso pgave
Preface .............................................................6
Target group of this operation manual 6
Training 6
Symbols used 7
Safety instructions .........................................8
For your safety 8
Safety decals 9
Who is allowed to operate the machine? 12
General 12
Hitching the machine 14
PTO drive shaft 14
Tractor loads 15
Hydraulics 18
Road transport 19
Operation 20
Unhitching the machine 22
Maintenance 23
Further prescriptions 24
Warranty and responsibility 24
Familiarize yourself with the machine ........25
General 25
Product description 25
Main components overview 25
Technical specifications 26
Delivery and preparation .............................28
Check the scope of delivery 28
Hitching the machine ...................................29
Safety 29
Hydraulic connections 29
Hitching to the 3-point hitch 30
Hitching 31
Coupling the pto drive shaft 33
Pto drive shaft 33
Electronic connections[+] 34
Preparation for use .......................................35
Safety 35
Top link adjustment 35
Hitch frame adjustment 35
Checklist 36
Road transport ..............................................37
Safety 37
General conditions 38
Place the machine into transport
position 38
Checklist 40
Preparation at the field .................................41
Safety 41
Change settings 41
Set the machine into operating mode 41
Mowing unit 42
Operation ...................................................... 45
Safety 45
Start position 45
Mowing 46
Cleaning ........................................................ 47
Cleaning 47
Parking and storage ..................................... 48
Safety 48
Unhitching the machine 48
After the season 50
Maintenance .................................................. 51
Safety 51
General 53
Maintenance table 54
Complete machine 55
Bolted connections 55
Torques for bolted connections 56
Drums 57
Gearboxes 60
Drive shafts 64
Hitch frame 67
Troubleshooting ........................................... 68
General 68
Mowing unit 69
Hydraulics 69
Optional equipment ...................................... 70
General 70
Road lighting set 70
Disposal of the machine .............................. 71
EC Declaration of conformity ...................... 72
Index .............................................................. 73

6
Preface
Preface
Target group of
this operation
manual
This operation manual is directed at trained farmers and individuals
who are otherwise qualified to perform agricultural activities and who
have received instruction to handle the machine.
For your safety
You have to familiarize yourself with the contents of this operation
manual before assembly or initial operation of the machine. In this
way, operating and work safety are optimized. The operation manual
is an integral part of the machine and must always be kept to hand.
This will allow:
•Accidents to be avoided.
•The warranty conditions to be met.
•A well-functioning machine in good working order.
N OTE If anything in this manual is unclear or is incomprehensible, contact
your dealer.
Training
Your dealer will give you instruction about operation and care of the
machine.
Employer information
All personnel has to be regularly instructed how to operate the
machine. At least once a year, in accordance with the regulations of
the national organization for Health and Safety at Work. Untrained or
unauthorized individuals are not allowed to use this machine.
You are personally responsible for the safe operation and
maintenance of the machine. Always ensure all personnel that
operate or maintain the machine are familiar with the operation and
maintenance instructions and the relevant safety instructions from this
operation manual.

Preface
7
Symbols used
In this operation manual the following symbols and terms are used:
•A dot accompanies each item in a list.
> A triangle indicates operating functions which have to be executed.
→An arrow indicates a cross-reference to another section of this
manual.
[+] A plus sign indicates an accessory, which is not included in the
basic version.
(X) A number between brackets within the text refers to the number in
the drawing(s) belonging to the paragraph.
Next to these symbols, pictographs are used to help you locate other
sections of this manual.
N OTE The term “Note“ indicates tips and notes on operation.
The warning triangle indicates important safety instructions. Failure to
observe these safety instructions can result in:
•Serious faults in the correct operation of the machine.
•Damage to the machine.
•Personal injuries or accidents.
The wrench indicates tips during assemby or adjustments.
0 A star indicates examples that assist comprehension of the
instructions.

8
Safety instructions
Safety instruc tions
For your safety
This chapter contains general safety instructions. Each chapter of the
operation manual contains additional specific safety instructions
which are not described in this chapter. Observe the safety
instructions:
•In the importance of your own safety.
•In the importance of the safety of others.
•To ensure the safety of the machine.
Numerous risks can result from incorrect handling of agricultural
machines. Therefore, always work with special care and never under
pressure.
For the employer
At regular intervals, inform those who work with the machine about
these safety instructions and the statutory regulations.

Safety instructions
9
Safety decals
The machine has safety decals for indicating attention to dangers. The
labels may not be removed. Keep all safety decals clean and legible.
In case safety decals are damaged, perished or lost, order new decals
as spare parts and affix them on the machine.
Safety decals
overview
TR 2025
TR2025
TR 2011
TR2011
TR1009
TR1009
TR1009
TR1009
TR 2007
TR 2023
TR 2055
TR 3183
TR2007
TR2095TR2097 TR2097
TR2095
TR2055
TR3183 TR2023
TR2097 TR2097

10
Safety instructions
Meaning of the safety
decals
Keep sufficient distance from electrical power lines
Keep sufficient distance from electrical powerlines, especially when
driving with the machine in transport position.
Do not stand between the tractor and machine
During attachment/detachment of the machine, it is not allowed to stay
between the machine and the tractor. Danger of crushing.
Close shields and guards prior to operate the machine
Keep al shields and covers closed while the machine is running.
Do not open or remove any shield or guard untill the machine has come
to a complete standstill. Danger of serious injuries
Never bring your feet under the machine
Never bring your feet under the machine while parts are running.
Feet can be cut off. Danger of serious injuries.
Stay clear of a running machine
Keep at a safe distance of the machine; objects like stones and other
debris, may fly away at very high speed (250 - 300 km/h).
Danger of serious injuries
Read the operation manual
The machine may only be commissioned once the operation manual
has been read and fully understood. This applies in particular to the
safety instructions.
TR 2025
TR 2011
TR2097
TR2095
TR1009
TR 2085

Safety instructions
11
Switch off the tractor engine
Carry out all maintenance, repair and adjusting jobs only when the
machine is at a complete standstill. Switch off electric systems,
hydraulic systems and the engine and remove the ignition key.
Otherwise serious or fatal injuries can occur.
Stay clear of a rotating drive line
Stay clear of the drive line, you may get grabbed by rotating machine
parts. Danger of serious or fatal injuries.
Stay clear of a raised machine
Keep distance from a raised machine, you may get hit when the
machine will be lowered. Danger of serious or fatal injuries.
Do not search for hydraulic leaks by hand
Never search for leaks by touching hydraulic hoses and hydraulic
connections, even when your hands are protected with a protective
skin cream or oil-resistant gloves.
Due to high pressure and very little holes in case of leakages, the
hydraulic oil will go through protection devices and your skin!
Hydraulic oil may come into your bloodstream, which is
lifethreatening!
Mass inertia of the machine
Due to mass inertia of the machine, the machine keeps running for a
while after switching off the PTO.
Stay clear of the machine until the machine has come to a complete
standstill. Danger of serious injuries.
Stay clear of the swinging area of the machine
Stay clear of the swinging area of the machine. Danger of crushing.
TR 2005
TR 2029
TR 2015
TR 2055
TR 2023
TR 2007

12
Safety instructions
Who is allowed to
operate the
machine?
Only qualified personnel
Only qualified personnel who have been informed about the dangers
associated with handling the machine are permitted to operate,
service or repair the machine. This knowledge can be gained by
agricultural training, technical training or intensive instruction.
General
Safety is your responsibility
Follow the safety regulations. Ensure you are always in compliance
with the safety regulations. Most accidents can be avoided by
observing the safety instructions.
Use a suitable tractor
Ensure that the tractor meets the listed minimum requirements of the
machine. Ensure that the tractor for safely operating the machine for
all your specific conditions.
→»Tractor requirements«, see page 27.
Prescribed workwear
Do not wear loose, baggy clothing to avoid being caught by the
rotating parts. Wear workwear and protective clothing as prescribed
by the trade’s mutual indemnity association. Otherwise there is a high
risk of serious or fatal injury.
Oils, lubricants and chemicals
Observe all safety instructions and directions for use for oils,
lubricants and chemicals (like paint, cleaning agents, solvents etc.), as
mentioned on the original packaging or chemical cards.
Fire hazard
Ensure the machine is always clean and remove any remaining crop
to avoid fire hazards.
Fire extinguisher
Equip the machine with a multipurpose ABC fire extinguisher with a
capacity of at least 10 kg. Always use a fire extinguisher which is
approved by the relevant authorities.
Proper operating condition
Ensure that the machine and your tractor are always in a proper
operating condition. Always work with a clean machine, remove any
dirt before operation. Observe the information and technical data in
the operation manual of your tractor.
Running in enclosed space
A machine connected and coupled to the tractor may never be used
in enclosed spaces. Combustion engine exhaust fumes are
dangerous, and may cause asphyxiation.
Never work on a running machine
Never work on the machine while it is running. Objects or personnel
can be caught, drawn in or crushed. Fatal injuries can occur.

Safety instructions
13
Do not modify the machine
No modifications whatsoever may be made to the machine.
Unauthorized modifications can impair safety and effect the life time of
the machine. It even renders the manufacturer’s guarantee null and
void and frees the manufacturer from all liability.
Fire hazards when welding
When welding, be careful of any fire or combustion hazards caused by
sprayed metal and sparks. Work away from flammable objects or cover
them. Seal off any gaps or chinks. Ensure there is a suitable fire
extinguisher device and check the working premises; check them again
at the end of the welding process.

14
Safety instructions
Hitching the
machine
Increased risk of injury
While hitching the machine to the tractor there is an increased danger
of injury. Therefore always:
•Secure the tractor and the machine from rolling and sliding away.
•Switch off all hydraulic systems.
•Switch off all electronic systems.
•Switch off the engine.
•Remove the ignition key.
•Never stay between the tractor and the machine during hitching.
Failure to comply may cause damage to the machine and even life
threatening injuries.
PTO drive shaft
PTO drive shaft
Only use the PTO drive shaft complying with the manufacturer’s
specification. Other PTO drive shafts with overload clutches can
permit higher torques, which can damage the machine.
PTO drive shaft operation manual
Regard to the manufacturer’s operation manual of the PTO drive shaft
for correct use. Obey all instructions, particularly the safety and
maintenance instructions mentioned in the PTO drive shaft manual.
Negligence can lead to damages at the PTO drive shaft and to the
machine.
Fix and check PTO drive shaft protection
The rotating PTO drive shaft is secured by a PTO drive shaft
protection. Take care that the PTO drive shaft protection is not
damaged. Fix the PTO drive shaft protection both to the tractor and the
machine, to prevent the protection cover from rotating. Unprotected
PTO drive shafts can cause serious personal injuries.
PTO speed 540 rpm
The prescribed PTO speed of maximum 540 rpm may not be
exceeded. Higher PTO speeds can damage the machine.
Do not compress the PTO drive shaft
During operation or transport the PTO drive shaft may not be
compressed. Compressed PTO drive shafts can cause damages to the
tractor and machine.

Safety instructions
15
Tractor loads
Obey the maximum permissible mass, permissible axle loads
and permissible tyre loads.
Attaching machines to the front or to the rear 3-point linkage may
never result in:
•Exceeding the maximum permissible mass.
•Exceeding the maximum permissible axle load.
•Exceeding the maximum permissible tractor tyre load.
•Not complying with the minimum front axle load.
•Not complying with the minimum rear axle load.
Check all maximum
and minimum loads
Before using the machine always check if the requirements as
mentioned above are met.
Most of the dimensions and masses in the figure at the left can be
found in the tractor manual or in the corresponding machine manual.
In case this data can not be found, contact the corresponding dealer
or measure or calculate this value.
Legend:
Actual total mass
The actual total mass can be determined by:
•weighing.
•calculation:
This value may never exceed the maximum permissible mass.
F G
B CA
**
*
*
*
IH J
D E
Dimension Description Unit
A Unladen tractor mass kg
BUnladen front axle load kg
C Unladen rear axle load kg
DTotal mass front attachment kg
E Total mass rear attachment kg
FDistance from the lower link ball point centre
to the front attachment’s centre of gravity
mm
G Distance from the front axle centre to the
lower link ball point centre
mm
HTractor wheel base mm
I Distance from the rear axle centre to the
lower link ball point centre
mm
JDistance from the lower link ball point centre
to the rear attachment’s centre of gravity
→»Technical specifications«, see page 26
mm
A + D + E = ........... kg

16
Safety instructions
Actual front axle load
The actual front axle load can be determined by:
•weighing.
•calculation:
The actual front axle load may never exceed the maximum
permissible front axle load.
The actual front axle load may never be less than the minimum front
axle load (M). In case the minimum front axle load (M) is not
mentioned in the tractor manual, the minimum front axle load (M) has
to be at least 20% of the unladen tractor mass (A).
In case the minimum front axle load is not met, you have to add front
ballast.
To calculate the minimum required front ballast:
N OTE In case front ballast is mounted directly at the tractor, replace “F + G”
in the formula by the “Distance from the centre point of the front axle
to the gravity point of the ballast”.
Always check the maximum permissible mass, permissible axle load
and permissible tractor tyre load after mounting front ballast.
Actual rear axle load
The actual rear axle load can be determined by:
•weighing.
•calculation:
The actual rear axle load may never exceed the maximum permissible
rear axle load.
The actual rear axle load may never be less than the minimum rear
axle load (N). In case the minimum rear axle load (N) is not mentioned
in the tractor manual, the minimum rear axle load (N) has to be at least
45% of the unladen tractor mass (A).
In case the minimum rear axle load is not met, you have to add rear
ballast.
To calculate the minimum required rear ballast:
N OTE In case the front ballast is mounted directly at the tractor, replace “F +
G” in the formula by the “Distance from the centre point of the front
axle to the gravity point of the front ballast”.
Always check the maximum permissible mass, permissible axle load
and permissible tractor tyre load after mounting rear ballast.
B + D x (F + G + H)
H
-D x (F + G +H)
H
= .......... kg
E x (I + J) - (B x H) + (M x H)
F + G + H
= .......... kg
C + E x (H + I + J)
H
-D x (F + G)
H
= .......... kg
D x (F + G) - (C x H) + (N x H)
H + I + J
= .......... kg

Safety instructions
17
Actual tyre load
The actual tyre load can be found by dividing the corresponding actual
axle load by 2.
The actual tyre load may never exceed the maximum permissible tyre
load.
N OTE The maximum permissible tyre load is depending on the tyre pressure
and the driving speed.

18
Safety instructions
Hydraulics
Hydraulic couplings only pressureless
Only connect hydraulic hoses to the tractor hydraulic system if the
tractor and machine’s hydraulic system is pressureless. A pressurized
hydraulic system can trigger unforeseen movements at the machine
and may cause serious damage or fatal injury.
High pressure in the hydraulic system
The hydraulic system is under high pressure. All pipes, hoses,
couplings and connecting passageways have to be checked for leaks
and other damage on a regular basis. Only use suitable tools when
checking for leaks. Repair any damage immediately. Escaping oil can
cause injuries and burns. Seek medical care immediately when
injuries occur.
→»Maintenance«, see page 51.
Searching for hydraulic oil leaks
Never search for leaks by touching hydraulic hoses and hydraulic
connections, even when your hands are protected with a protective
skin cream or oil-resistant gloves.
Due to high pressure and very little holes in case of leakages, the
hydraulic oil will go through protection devices and your skin!
Hydraulic oil may come into your bloodstream, which is
lifethreatening!

Safety instructions
19
Road transport
Ensure road safety
If you intend to transport the machine on public roads, the machine
and the combination of tractor and machine have to comply to current
Road Traffic Act’s requirements. This to guarantee your own safety
and the safety of other road users.
For example ensure:
•The license plate, road lighting, warning and protective equipment
is properly installed, clean and functioning.
•Compliance with the permissible transport dimensions and weights
and axle loads.
•Compliance with the brake requirements of the tractor-machine
combination.
Failure to meet the Road Traffic Act’s requirements can result in fatal
accidents.
Block all hydraulic valves
To avoid inadvertently activation of machine components, activate all
machanical and/or hydraulic valve locks at the machine. Also lock the
hydraulic valves at the tractor, or disconnect the hydraulic hoses.
Carrying people and objects on the machine is prohibited
Neither persons nor objects are allowed to be transported at the
machine at any time. Only parts stored in their dedicated storage
locations are alllowed to be transported at the machine. Riding on the
machine is hazardous and strictly prohibited.
Altered driving and braking performance
Driving and braking performances will change when the machine is
attached to the tractor. Take the width and balance weight of the
machine into account, especially when cornering. A driving style that
is not adapted to altered conditions can cause accidents.
Adapted speed
In the event of bad road conditions and excessive speed, very high
forces can occur that subject can overload the tractor and machine.
Adapt the driving speed according to the road circumstances to avoid
accidents with serious or fatal injuries.

20
Safety instructions
Operation
First use only after instruction
It is not allowed to operate the machine until distribution company
employees, company representatives or manufacturer’s employees
have given instruction. If initial operation is performed without
instruction, damage to the machine can be caused by operating errors
and accidents can occur.
Ensure that the machine is in perfect technical condition
Do not operate the machine unless it is in perfect condition. Check all
important components and (let) replace any defective component
before start operating. Defective parts can cause damage to materials
and injuries to persons.
Do not remove protective equipment
The protective equipment should not be removed or by-passed.
Check all protective equipment before operation. Unprotected
machine parts can cause serious or fatal injuries.
Carrying people and objects on the machine is prohibited
Neither persons nor objects are allowed to be transported at the
machine at any time. Only parts stored in their dedicated storage
locations are alllowed to be transported at the machine. Riding on the
machine is hazardous and strictly prohibited.
Make sure the direct surrounding is clear
Check the surrounding of the machine before starting and continually
during operation. Make sure that the operator has an adequate view
of the work area. Only start working if the direct surrounding is cleared
from any persons and objects to avoid serious or fatal injuries.
Tighten all bolts and nuts
Tighten all bolts and nuts regularly. Bolts and nuts may come loose by
using the machine. Loose or missing bolts and nuts can cause
damages to the machine or accidents.
Instructions in case of malfunctions
In case of a malfunction, stop the machine immediately:
•Switch off tractor hydraulics.
•Switch off electrical systems.
•Turn off tractor engine and.
•Remove the ignition key.
Perhaps the malfunction can be eliminated immediately, otherwise
contact your dealer. Using a faulty machine can cause accidents or
damage.
Observe the field conditions
Proceed with the utmost caution on hilly terrain or shifting subsoil.
Keep to both the maximum permissible engine load and the gross
working weight limit. A driving style which is not adapted to conditions
can cause accidents with serious or fatal injuries.