Maintenance
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MAINTENANCE
The "Maintenance" section includes all care and maintenance tasks to be performed on the excavator.
A careful maintenance of the excavator will guarantee functional safety and longer service life.
Neglect of the servicing will void the warranty and any liability by KUBOTA.
Only use spare parts that are recommended by the manufacturer. Non-approved spare parts of inferior quality
or wrong classification result in an increased risk of accidents. Operators using non-approved spare parts are
fully responsible for any damage arising thereof.
Safety rules for maintenance
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Persons who work with or on the excavator must be provided by the operator with, and where applicable
use suitable personal protective equipment (PPE), for example suitable working clothes, safety shoes,
safety helmets, eye protection, ear protection and air-filter masks. The owner/employer bears the main re-
sponsibility for the PPE, which is specified by the safety rules for particular types of activity.
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Maintenance, cleaning and care activities may only be carried out if the excavator is fully shut down. the
excavator must be secured against starting by removal of the key. The bucket must always be lowered to
the ground for servicing.
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The bucket must always be lowered to the ground for servicing.
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When defects are detected during servicing or maintenance, the excavator may only be operated after the
defects are remedied. Repairs may only be carried out by trained personnel.
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When carrying out maintenance and care activities, always make sure that the excavator is secured and
stable.
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When working on the fuel system, smoking, open flames and the operation of other ignition sources are
not allowed. The danger zone has to be clearly marked with signs. A fire extinguisher must be kept at hand
in the danger zone.
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All waste materials must be discarded in accordance with environmental protection regulations.
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Use the maintenance and care materials listed in the "Recommended lubricants" section (page 116).
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When working on the electrical system, disconnect it from the voltage source before starting the work. The
work may only be carried out by technicians with electrical training.
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Always use a ladder or a scaffold if the work cannot be reached by the operator.
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The controls may only be used while the operator is sitting on the operator's seat.
Personnel requirements
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The operator may only carry out cleaning and care activities.
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The servicing may only be performed by trained personnel.
