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FOREWORD CONTENTS 1 - 9 PHENOMENA THA T ARE NOT FAILURES TOWIN G THE MAC LIGHTWEIGHT TO SEVER E JOB CON DISCHARGED BAT OTHER TROUBLE MAINTENANCE MAINTENANCE INFO RMATION E EL, COOLANT, AND PERFORMING OIL CLINIC M MAINTENANCE OUTLINE OF SERVIC HANDLING OIL, FU EL, COOLANT, AND PERFORMING OIL CLINIC ELECTRIC SYSTE WEAR EL, COOLANT, AND LUBRICANT RANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN E OIL E SPECIFICATIONS QUE LIST ARTS PARTS LIST EDULE HEDULE CHART TERVAL FOR HYDRAULIC BREAKER CEDURE WEAR RECOMMENDED FU EL, COOLANT, AND LUBRICANT RECOMMENDED B KOMATSU GENUIN TIGHTENING TORQU E SPECIFICATIONS TIGHTENING TOR SAFETY C RITICAL P SAFET Y CRITICAL MAINTENANCE SCH MAINTENANCE SC MAINTENANCE IN TERVAL FOR HYDRAULIC BREAKER MAINTENANCE PRO WHEN REQUIRED TARTING S MAINTENANCE S MAINTENANCE S MAINTENANCE S MAINTENANCE S MAINTENANCE S MAINTENANCE S MAINTENANCE S MAINTENANCE CHECK BEFORE S EVERY 100 HOUR S MAINTENANCE EVERY 250 HOUR S MAINTENANCE EVERY 500 HOUR S MAINTENANCE EVERY 1000 HOUR S MAINTENANCE EVERY 2000 HOUR S MAINTENANCE EVERY 4000 HOUR S MAINTENANCE EVERY 5000 HOUR S MAINTENANCE EVERY 8000 HOUR S MAINTENANCE SPECIFICATIONS SPECIFICATIONS PTIONS OPTIONS - GENERAL INFORMATION ATTACHMENTS AND O ATTACHMENTS AND OPTIONS - GENERAL SAFET Y FIRST TALLATION RATIONS R ATTACHMENT ATTACHMENT INS BUCKET WITH HOOK HOOK CONDITION PROHIBITED OPE MACHINE R ATTACHMENT UIT MOVAL AND INSTALLATION ERATIONS AGE HYDRAULIC CIRC ATTACHMENT RE ATTACHMENT OP LONG T ERM STOR SPECIFICATIONS 3 - 192 3 - 193 3 - 194 3 - 194 3 - 195 3 - 199 4 - 1 4 - 2 4 - 4 4 - 4 4 - 7 4 - 8 4 - 8 4 - 9 QUALITY FOR PRODUCTS OTHER THAN 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 - 11 12 12 13 14 15 15 17 18 18 47 48 50 55 66 72 76 78 79 1 2 1 2 2 3 4 4 4 5 5 9 10 14 18 18