Komatsu Utility WB97S-5, Operation & Maintenance Manual

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PRECAUTIONS TO BE TAKEN DURING MAINTENANCE
59
2.8.18 HYDRAULIC ACCUMULATOR
The hydraulic accumulator contains pressurized nitrogen.
When carrying out any operation on the accumulator, proceed
with the utmost care, in order to avoid explosions and
consequently serious injury and even death. For this reason,
keep to the following instructions:
q
do not remove the accumulator;
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do not use sparks or naked flames;
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do not make holes in the accumulator, do not weld or use
oxyhydrogen flames;
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do not hit or press the accumulator;
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when disposing of the accumulator, take care to release the gas
it contains. Have this operation carried out only by a Komatsu
Dealer.
2.8.19 COOLING FAN AND FAN BELT
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Be careful to the revolving parts and do not allow anyone to get
too close to these components, since clothes or parts of the
body may get caught into them.
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If hands, clothes, or tools become entangled in the fan blades
or the fan belt, they may be cut off, torn or seriously injured/
damaged; for this reason, avoid touching any revolving part.
2.8.20 WASTE MATERIALS
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Do not dispose of used oil in the sewer system, rivers, etc.
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Always put used oil in containers. Do not drain used oil directly
on the ground.
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Keep to the laws and regulations in force when disposing of
harmful substances such as oil, fuel, solvents, used filters,
gaskets, electric wires and batteries.
WARNING
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Oils, filters, coolant, gaskets, electric wires and batteries
are considered special waste and must be collected and
disposed of according to the regulations in force.
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The combustible material of some components may
become extremely dangerous if it burns. For this reason,
avoid any contact of burnt material with your skin or eyes
and do not inhale the fumes produced.S
RKA12540
RWA01660
RWA01670
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