Komatsu PC400 - During Maintenance

8. PRECAUTIONS FOR MAINTENANCE
a ~~V~~~~;eFo;ereasons qf safety, always
ty precautions.
8.2 DURING MAINTENANCE
PERSONNEL
l Only authorized personnel can service and repair the machine. Extra precaution should be used
when grinding, welding, and using a sledge-hammer.
ATTACHMENTS
l Place attachments that have been removed from the machine in a safe place so that they do not
fall. If they fall on you or others, serious injury could result.
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WORK UNDER THE MACHINE 1
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l
Always lower all movable work equipment to the ground or to their lowest position before
performing service or repairs under the machine.
Always block the track shoes of the machine securely.
Never work under the machine if the machine is poorly supported.
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4 KEEP THE MACHINE CLEAN 1
l Spilled oil or grease, or scattered tools or broken pieces are dangerous because they may cause
you to slip or trip.
Always keep your machine clean and tidy.
l If water gets into the electrical system, there is danger that the machine may not move or may
move unexpectedly.
Do not use water or steam to clean the sensors, connectors, or
compartment.
the inside of the operator’s
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