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FOREWORD
CONTENTS
PHENOMENA THAT ARE NOT FAILURES
3-196
TOWING THE MACHINE
3-197
LIGHTWEIGHT TOWING HOLE
3-198
SEVERE JOB CONDITION
3-198
DISCHARGED BATTERY
3-199
OTHER TROUBLE
3-203
MAINTENANCE
4-
1
MAINTENANCE INFORMATION
4-
2
OUTLINE OF SERVICE
4-
4
HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC
4-
4
ELECTRIC SYSTEM MAINTENANCE
4-
7
WEAR PARTS
4-
8
WEAR PARTS LIST
4-
8
RECOMMENDED FUEL, COOLANT, AND LUBRICANT
4-
9
RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN
KOMATSU GENUINE OIL
4- 11
TIGHTENING TORQUE SPECIFICATIONS
4- 12
TIGHTENING TORQUE LIST
4- 12
SAFETY CRITICAL PARTS
4- 13
SAFETY CRITICAL PARTS LIST
4- 14
MAINTENANCE SCHEDULE
4- 15
MAINTENANCE SCHEDULE CHART
4- 15
MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER
4- 17
MAINTENANCE PROCEDURE
4- 18
INITIAL 1000 HOURS MAINTENANCE (ONLY AFTER THE FIRST 1000 HOURS)
4- 18
WHEN REQUIRED
4- 19
CHECK BEFORE STARTING
4- 46
EVERY 50 HOURS MAINTENANCE
4- 47
EVERY 100 HOURS MAINTENANCE
4- 48
EVERY 250 HOURS MAINTENANCE
4- 50
EVERY 500 HOURS MAINTENANCE
4- 53
EVERY 1000 HOURS MAINTENANCE
4- 66
EVERY 2000 HOURS MAINTENANCE
4- 71
EVERY 4000 HOURS MAINTENANCE
4- 78
EVERY 5000 HOURS MAINTENANCE
4- 81
EVERY 8000 HOURS MAINTENANCE
4- 83
SPECIFICATIONS
5-
1
SPECIFICATIONS
5-
2
ATTACHMENTS AND OPTIONS
6-
1
GENERAL PRECAUTIONS FOR SAFETY
6-
2
PRECAUTIONS WHEN SELECTING
6-
2
READ THE INSTRUCTION MANUAL THOROUGHLY
6-
2
PRECAUTIONS WHEN REMOVING OR INSTALLING
6-
2
PRECAUTIONS WHEN USING
6-
2
BUCKET WITH HOOK
6-
3
HOOK CONDITION
6-
3
PROHIBITED OPERATIONS
6-
3
MACHINE READY FOR ATTACHMENT
6-
4
LOCATIONS
6-
4
HYDRAULIC CIRCUIT
6-
8
1 - 9
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