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FOREWORD CONTENTS 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 4- 5- 5- 6- 6- 6- 6- 6- 6- 6- 6- 6- 6- 6- 6- 6- 6- 6- 6- 6- 7- 1 - 13 ELECTRIC SY STEM MAINTENANCE WEAR PARTS WEAR PARTS RECOMMENDE D FUEL, COOL ANT, AND LUBRICANT USE OF FUEL , COOLANT AN D LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE RECOMMEND ED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN KOMAT SU GENUINE TIGHTENING T ORQUE SPECIFICATIONS TIGHTENING TORQUE LIST SAFETY CRITIC AL PARTS SAFETY CRIT ICAL PARTS L MAINTENANCE SCHEDULE MAINTENANC E SCHEDULE CHART MAINTENANC E INTERVAL F OR HYDRAULIC BREAKER MAINTENANCE PROCEDURE INITIAL 250 H OURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS) WHEN REQU CHECK BEFO RE STARTING EVERY 50 HO URS MAINTENANCE EVERY 100 H OURS MAINTENANCE EVERY 250 H OURS MAINTENANCE EVERY 500 H OURS MAINTENANCE EVERY 1000 HOURS MAINTENANCE EVERY 2000 HOURS MAINTENANCE EVERY 4000 HOURS MAINTENANCE EVERY 5000 HOURS MAINTENANCE SPECIFICATIONS SPECIFICATION ATTACHMENTS A ATTACHMENTS AND OPTIONS - GENERAL I NFORMATION SAFETY FIRS ATTACHMEN T INSTALLATIO BUCKET WITH HOOK CONDI PROHIBITED METHOD FOR R EMOVING AN D INSTALLING EXTRA COUNTERWEIGHT CHANGING MA CHINE CONTR OL PATTERN ( IF PATTERN CHANGE VALVE EQUIPPED) CONTROL PA TTERN CHAN GE PROCEDURE MACHINE CO NTROL PATTE ATTACHMENT OTHER ATTA ATTACHMEN T COMBINATIO SELECTION OF TRACK SHO RECOMMENDE D ATTACHMEN T OPERATIONS HYDRAULIC INDEX 7 8 8 9 10 11 12 12 13 13 14 14 15 16 16 17 50 51 52 53 61 68 72 73 74 1 2 1 2 2 3 4 4 4 5 7 7 8 9 9 10 11 12 12 1