Regular Replacement Of Safety-Related Parts - Komatsu WA270-3H Operation & Maintenance Manual

Wheel loader
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MAINTENANCE BASICS

REGULAR REPLACEMENT OF SAFETY-RELATED PARTS

The user must service the machine regularly to ensure troublefree
operation of the machine.
CAUTION
Worn safety-related parts may cause accidents!
Replace all parts which are relevant for the security of the
machine and for fire prevention on a regular basis.
The following parts must be replaced regularly - even if they appear to be
fully functioning:
The seatbelt must be replaced every three years at the latest.
Hoses should not be used longer than six years under normal
loads.
Hoses must be replaced as soon as any damage becomes
apparent:
Damage includes:
Damage to the outer layer as far as the intermediate layer
Brittleness of the outer layer
Deformation in pressurized or non-pressurized state which
does not conform with the original form of the installed hose
Leaks
Damage to the hose fittings or the connection between fitting
and hose
Warehouse damage (warehouse storage for hoses should
not exceed 2 years)
Always exchange the respective O-rings, seals and similar parts
as well when replacing hoses.
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