4) Slowly the work equipment control lever in LOWER di-
rection and check that the work equipment touches
the ground.
If the work equipment goes down under its weight and contacts
the ground, the accumulators are normal.
If the work equipment does not go down or stops in midway,
the charged pressure of the gas in the accumulators for the hy-
draulic circuit has probably dropped. Ask your Komatsu distrib-
utor for inspection.
This completes the inspection. After completion of the inspection, set the lock lever to LOCK position and turn
the starting switch to OFF position.
Method for releasing pressure in hydraulic circuit
1.
Lower the work equipment to the ground.
REMARK
Close the crusher attachment jaws, etc.
2.
Set the lock lever to LOCK position (L).
3.
Perform the following procedure within 15 seconds.
REMARK
After the engine stops, the accumulators pressure de-
creases gradually. You can check only just after the engine
stops.
MAINTENANCE
MAINTENANCE PROCEDURE
4-73
WENAM00061
Содержание PW98MR-10
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Страница 9: ...Do not repeatedly handle and lift loads FOREWORD VIBRATION LEVELS 1 7 WENAM00061...
Страница 35: ...21 Lock front window 22P 00 11381 22 Lifting decal 21D 00 41170 SAFETY SAFETY LABELS 2 15 WENAM00061...
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Страница 70: ...GENERAL VIEW MACHINE EQUIPMENT NAME 1 Bucket cylinder 2 Arm GENERAL VIEW OPERATION 3 2 WENAM00061...
Страница 73: ...CONTROLS AND GAUGES NAMES OPERATION GENERAL VIEW 3 5 WENAM00061...
Страница 157: ...SWITCHES OPERATION EXPLANATION OF COMPONENTS 3 89 WENAM00061...
Страница 305: ...MAINTENANCE Please read and make sure that you understand the SAFETY section before reading this section 4 1 WENAM00061...
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Страница 389: ...SPECIFICATIONS 5 1 WENAM00061...
Страница 392: ...RKA55390 SPECIFICATIONS SPECIFICATIONS 5 4 WENAM00061...
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Страница 429: ...REPLACEMENT PARTS 7 1 WENAM00061...
Страница 444: ...F10003 WHEELED EXCAVATOR Form No WENAM00061 2016 KOMATSU All Rights Reserved Printed in Japan 07 2016 WENAM00061...
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