Komatsu PC290LC-6K Operation & Maintenance Manual page 11

MAINTENANCE
17. GUIDES TO MAINTENANCE ............................................................................................................ 3-2
18. OUTLINES OF SERVICE .................................................................................................................. 3-5
18.1 Outline of oil, fuel, coolant ........................................................................................................ 3-5
18.2 Outline of electric system ......................................................................................................... 3-9
18.3 Outline of hydraulic system .................................................................................................... 3-10
19. WEAR PARTS LIST ..........................................................................................................................3-11
20. USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE ..... 3-12
PRECAUTIONS WHEN HANDLING ............................................................................................... 3-17
TESTING AND ADJUSTING ............................................................................................................ 3-19
PERIODIC MAINTENANCE ............................................................................................................ 3-20
21. STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS ................................................... 3-21
21.1 Introduction of necessary tools ............................................................................................... 3-21
21.2 Torque list ................................................................................................................................ 3-22
22. PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS ......................................................... 3-23
23. MAINTENANCE SCHEDULE CHART ............................................................................................. 3-26
23.1 Maintenance schedule chart ................................................................................................... 3-26
23.2 Maintenance interval when using hydraulic breaker ............................................................... 3-28
24. SERVICE PROCEDURE ................................................................................................................. 3-29
24.1 Initial 250 hours service .......................................................................................................... 3-29
24.2 When required ........................................................................................................................ 3-30
24.3 Check before staring ............................................................................................................... 3-46
24.4 Every 100 hours service ......................................................................................................... 3-51
24.5 Every 250 hours service ......................................................................................................... 3-55
24.6 Every 500 hours service ......................................................................................................... 3-59
24.7 Every 1000 hours service ....................................................................................................... 3-65
24.8 Every 2000 hours service ....................................................................................................... 3-68
24.9 Every 4000 hours service ....................................................................................................... 3-71
24.10 Every 5000 hours service ...................................................................................................... 3-72
SPECIFICATIONS
25. MACHINE SPECIFICATIONS ............................................................................................................ 4-2
25.1 Machine specifications .............................................................................................................. 4-2
25.2 Explanation of lifting capacity chart ........................................................................................... 4-6
TRANSPORTATION .......................................................................................................................... 4-9
COMPONENTS DIMENSIONS AND WEIGHTS (Approximate) • (Two Piece Boom) ..................... 4-10
5. CONTENTS
0-9