Operator's manual
TREE STUMP GRINDER
FP 20
- 4-
•For transport of the aggregation of arm and tree stump grinder, remove or partially disconnect
the PTO shaft from the tractor’s side.
•While transporting the above aggregation mount remote warning light device and warning
triangle for a slow driving vehicle.
•During transport, always set the tree stump grinder in its proper and safe transport position.
See section 3.3.
•Any modifications in the mower's position are possible only if no vehicles or unauthorized
personnel are around (children in particular).
•Do not drive over 25 km/h (15 mph).
•Drive slower if road conditions are poor, especially on irregular surfaces or steep slopes.
•While transporting, if hydraulics are damaged, the extension’s arm cylinder should be
protected with a special lock (channel section on the cylinder’s rod).
Operation
•When operating on public roads always respect the local traffic regulations and provisions
concerning warning lights.
•Admissible slope, on which the machine is able to operate is provided by the Manufacturer.
Angular value for safe operation on slope is
8(Journal of Laws No. 12/98 item 51.)
•
Unauthorised personnel and animals should keep away from the grinder for a safe distance,
which is at least 10 m from the machine. Keep particular attention when operating near roads
and lanes, where presence of unauthorized personnel is likely (Journal of Laws No. 12/98 item
51.)
•
When operating the aggregation of arm and grinder, make sure the tractor is always equipped
with operator's cabin.
•
Before operating, the machine should undergo a technical inspection. Pay particular attention to
the condition of basic connections of the machine’s assemblies as well as proper mounting of
the machine to the tractor.
•
Each time before operating, check condition of the cutting knives along with cutting disk, and
if need be, deliver it for recovery or replace.
•
Before starting the tractor, make sure that all drives are disconnected and control levers for
hydraulics are in neutral position.
•
Before moving, make sure whether there are no unauthorised personnel directly nearby the
machine, give an acoustic signal.
•
Never leave the tractor’s engine running without any supervision. Before leaving the tractor,
turn the drive off, set the aggregation of tractor and extension arm and the tree stump grinder in
a standstill position and remove the ignition key (Journal of Laws No. 12/98 item 51.)
•
For any break in the machine operation, disconnect the drive (Journal of Laws No. 12/98 item
51.)
•
Tree stump grinder should be operated with the PTO shaft running at 700-1000 rpm (applicable
for the SaMASZ extension arm).
•
Perform any manoeuvring of the tree stump grinder only from the operator’s seat. Do not
control the machine from outside the tractor’s cabin.
•
Operate the grinder only when the tractor is not moving, and move the grinder only by the
extension arm and adjust the operation to conditions such as size and number of tree stumps to
be ground.
•
Do not operate the tree stump grinder after dusk.
•
Do not leave the aggregation of tractor and extension arm on slopes or other inclinations
without providing any additional protection.
•
Do not operate with damaged or missing guards (Journal of Laws No. 12/98 item 51.)
Inspection and repair
