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Us a 7 mm wrench.
7.
Apply the spray cleaner and revive the contacts on the
brushes (5) and related contacts.
8.
Assemble the cover (4) by placing it firmly on the ties (6),
and checking that the gasket (7) is in its seat.
9.
Fit the washers and tighten the 4 nuts (3) without exceed-
ing the tightening torque of 4 Nm.
CONTROL METHOD OF THE BRAKING SYSTEM ACCUMULATOR PRE-CHARGE
k
k
WARNING
The accumulator is charged with high-pressure nitrogen gas, so mistaken operation may cause an ex-
plosion, which will lead to serious injury or death or damage. For handling, always observe the follow-
ing.
• The pressure in the hydraulic circuit cannot be completely removed. When removing the hydraulic
equipment, do not stand in the direction that the oil spurts out when performing the operation. In
addition, loosen the bolts slowly when performing the operation.
• Do not disassemble.
• Do not bring it near open flame or dispose of it in fire.
• Do not perform drilling, welding or flame-cutting.
• Do not hit or roll the accumulator, or subject it to any impact.
• When disposing of it, the gas must be released. Ask your Komatsu distributor for replacement of
the belt.
Low nitrogen pressure (pre-charge) in the accumulator can cause a decrease or lack of braking and
cause serious injury or even death.
Contact the Komatsu distributor for this control.
EVERY 1000 HOURS MAINTENANCE
Maintenance for every 100, 250 and 500 hours should be performed at the same time.
METHOD FOR CHECKING THE BRAKING PRESSURE
k
k
WARNING
If the braking pressure is not correct, the braking system doesn't work correctly and may cause serious
injury and even death.
Ask your Komatsu distributor for the checking.
RKA65400
MAINTENANCE PROCEDURE
MAINTENANCE
4-56
WENAM00130
Содержание PW118MR-11
Страница 2: ......
Страница 9: ...Do not repeatedly handle and lift loads FOREWORD VIBRATION LEVEL 1 7 WENAM00130...
Страница 22: ...WENAM00130...
Страница 25: ...LOCATION OF SAFETY LABELS RKA64590 SAFETY SAFETY LABELS 2 3 WENAM00130...
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Страница 74: ...GENERAL VIEW MACHINE EQUIPMENT NAME RKA61930 GENERAL VIEW OPERATION 3 2 WENAM00130...
Страница 77: ...CONTROLS AND GAUGES NAMES RKA62690 OPERATION GENERAL VIEW 3 5 WENAM00130...
Страница 168: ...SWITCHES RKA63060 EXPLANATION OF COMPONENTS OPERATION 3 96 WENAM00130...
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Страница 329: ...MAINTENANCE Please read and make sure that you understand the SAFETY section before reading this section 4 1 WENAM00130...
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Страница 413: ...SPECIFICATIONS 5 1 WENAM00130...
Страница 445: ...REPLACEMENT PARTS 7 1 WENAM00130...
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