GRADEN GBS 1200 Manuel utilisateur



Table of Contents
1. Specifications
1.1 Specifications
1.2 Statement of Machine Use
1.3 Serial Number Plate
2. To the Owner
2.1 Preliminary instructions
2.2 Warning symbols
2.3 Servicing the GBS 1200 Verticutter
3. Safety Information
3.1 General rules
3.2 Training
3.3 Personal Protective Equipment (PPE)
3.4 Preparation
3.5 Operational Safety
3.6 Maintenance Safety
4. Assembly Instructions
5. Operating Instructions
5.1 Preliminary checks
5.2 Set up
5.3 Transporting (traversing) the Verticutter
5.4 Verticutting
5.5 Shut down
6. Maintenance Operations
6.1 Adjustments and settings
6.2 Replacements
6.2.1 Blade replacement
6.2.2 Belt replacement
6.3 Gearbox & P.T.O. Shaft
6.4 Maintenance schedule
7. Warranty
8. Parts & Illustrations
8.1 Diagrams
8.2 Warning/Compliance Decals

1.1 Specifications
Model Graden GBS 1200 Offset Verticutter
P.T.O. Horsepower 20 - 35 h.p.
Drive PTO shaft drive from tractor to gearbox
Belt drive to rotor shaft
Gearbox Comer T27A Gearbox
Gearbox oil Gear Oil SAE 80W90
Cutting Reel 1 Fixed - 39 blades (standard)
Cutting width 1220mm (48 inches)
Cutting depth (nominal) 0-45mm
Blades
Standard :
Optional :
Optional :
Tungsten carbide tipped - spring steel
210mm x 2mm tip Part No. 0232
210mm x 3mm tip Part No. 0217
210mm x 1mm tip Part No. 1122
Blade tip speed
1250m/min (standard blades at normal PTO
speed of 540 rpm )
Weight 240 kg (approx.)
Height 1000 mm
Overall Width 1540 mm
Tyres 4.10/3.50 - 4 Slick Pattern (4 per machine)
Tyre pressure 140 kPa / 20 psi (50 psi maximum)
Rotor belts AX40 Dayco Gold Label (6 per machine)

1.2 Statement of Machine Use
The Graden GBS 1200 Verticutter/Scarifier’s main use is as a
verticutting/scarifying/de-thatching tool on areas such as tennis courts,
bowling greens, cricket wickets, golf courses and other sporting fields.
It is not for use on turf areas where rocks and other hard foreign bodies
may be present. The use of this machine in turf profiles of this nature will
likely cause premature wear or shattering of the blades and blade tips
and could result in rocks being projected at dangerous speeds, resulting
in potential injury to the operator or damage to the machinery.
This machine is not for use in anything other than the soil profiles typically
to be found on the sporting fields mentioned above. Any use of this
machine in any other type of surface or for any other purpose may void
the warranty.
Please contact Graden Industries if you are unsure about your application
complying with the intended use of this machine.
1.3 Serial Number Plate
The serial number plate layout is shown below. The serial number is
comprised of four sections. The first section is the model number, the
second section is the mass of the machine, the third section is the serial
number and the fourth section is the year of manufacture of the machine,
as indicated below;

2. To the Owner
Read this manual before operating the GBS 1200 Verticutter
2.1 Preliminary Instructions
It is important that the owner completely familiarises themselves with
the contents of this manual
Keep this manual at hand as a ready reference for anybody using the
Graden GBS 1200 Verticutter
The designed and tested safety features of this machine are
dependent on it being operated within the limitations described in this
manual
2.2 Warning Symbols
Throughout this manual the following symbols are used to indicate
important safety issues. When either or both of these symbols are present
the operator must be aware that there is the potential to damage
equipment and/or incur serious personal injury.
WARNING
This signal denotes a potential equipment hazard :
failing to follow the instructions or procedures may
result in equipment malfunction or damage.
DANGER
This signal denotes a serious personal safety hazard :
failing to follow the instructions or procedures may
result in serious, or even fatal, injury.

2.3 Servicing the GBS 1200 Verticutter
The Graden GBS 1200 Verticutter has been carefully engineered and
manufactured to provide safe, dependable and effective service.
As with all mechanical equipment it requires routine cleaning and
maintenance.
Your authorised Graden representative has access to tools, genuine
spares and equipment to service any and all of your requirements.
Use only genuine Graden parts ; substitute parts will void the warranty and
may not meet the safety and performance standards required for safe
and effective operation of the GBS 1200 Verticutter.
Please record the model and serial numbers of the GBS 1200 Verticutter in
the space provided below and quote this information when ordering parts
or communicating with Graden Industries or its’ approved representatives.
Model Number :
Serial Number :
Date Purchased :

3. Safety Information
This manual is provided to help you operate and maintain the GBS 1200
Verticutter. Please read it carefully.
It has been compiled from extensive field experience and engineering
data.
In some aspects it is generalised because it is impossible to cover all
operating scenarios. However, combining the information provided in this
manual with your own increasing experience and knowledge with the
GBS 1200 Verticutter will enable you to develop procedures suitable for
your individual needs.
The GBS 1200 Verticutter, like most modern machinery, is constantly
undergoing development on the basis of experience and market needs.
At the time of printing, material in this manual was current but may vary
due to the aforementioned ongoing development.
Graden Industries reserve the right to change the machinery
specifications without notice.
3.1 General Rules
Direction on the machine (right or left) is determined from standing
behind the machine and facing in the direction of forward travel
When viewed from the right side the blades rotate anti-clockwise
(counter rotating to the forward rotation of the tractor wheels)
This is a precision piece of machinery with high speed cutting blades
DANGER
Keep hands and feet away from rotating parts
of the GBS 1200 Verticutter, especially the
Tungsten Carbide tipped blades
Do not allow children to operate the machine or be near it during its’
operation.

Never allow anyone to ride on the GBS 1200 verticutter at any time.
Only people who are very familiar with the rules of safe operation
should be allowed to use this machine
Only use the machine during daylight or in good artificial light
For clarity, some illustrations in this manual show the GBS 1200
Verticutter with safety guards removed. This is not a normal situation.
DANGER
Never operate the GBS 1200 Verticutter with
any of the covers or safety guards
removed or not properly secured.
3.2 Training
WARNING
Read this manual completely before
beginning how to learn to use the
GBS 1200 Verticutter
Do not allow anybody to operate the machine without instruction
Know your controls and how to stop the machine and shut down the
tractor quickly in an emergency
To maintain control and reduce the possibility of upset, damage or
collision, operate the machine smoothly. Avoid erratic operation and
excessive speed.

The tractor has its’ own set of safety and operating rules. These must be
complied with.
DANGER
Read any manuals supplied with the tractor and know
how to stop it and shut down all actions in an emergency.
If the tractor is fitted with a Roll Over Protection Structure (ROPS), do
not exceed the ROPS weight certification and always wear your seat
belt.
Be aware of the hazards associated with the tractor engine :
The fuel used (Petrol, diesel, etc.) is highly flammable so only use
an appropriate container
Never remove the fuel cap or add fuel while the engine is running
or still hot
Never add fuel indoors and wipe up any spillages
Never run the engine in an enclosed area because exhaust gases
are toxic
DANGER
The engine uses highly flammable petroleum
fuel and produces toxic exhaust gases.
Only add fuel to, or run, the engine in the
open - never indoors.
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