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FOREWORD CONTENTS 4 1 1 - 10 IF THE GEAR SHIFT LEVER OF THE T RANSMISSION HAS ANY TROUBL E LOWERING W ORK EQUIPMENT WHEN ENGINE IS STOPPED ( RELEASE WORK EQUIPMENT OIL PRESSUR E) BLE OTHER TROU MAINTENANCE TENANCE RVICE , FUEL, COOLANT, AND PERFORMING OIL CLINIC ELECTRIC SYSTEM GUIDES TO MAIN OUTLINES OF SE HANDLING OIL , FUEL, COOLAN T, AND PERFORMING OIL CLINIC RELATING TO ELECTRIC SYSTE WEAR PARTS LIST FUEL, COOLANT, AND LUBRICANT COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE ED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN NUINE OIL TENING TORQUES FOR BOLTS AND NUTS WEAR PARTS RECOMMENDED FUEL, COOLANT , AND LUBRICA USE OF FUEL, COOLANT AND L UBRICANTS AC CORDING TO AMBIENT TEMPERATURE RECOMMEND ED BRANDS, RECOMMENDED Q UALIT Y FOR PRODUCTS OTHER THAN KOMATSU GE STANDARD TIGH TENING TORQUE S FO R BOLTS AND NUTS TORQUE LIST ACEMENT OF CRITICAL PARTS TS CHEDULE CHART E SCHEDULE CHART DURE URS SERVICE (ONLY AFTER THE FIRST 250 HOURS) OURS SERVICE (ONLY AFTER THE FIRST 1000 HOURS) ED RE STARTING URS SERVICE URS SERVICE URS SERVICE OURS SERVICE OURS SERVICE OURS SERVICE OURS SERVICE PERIODIC REPL ACEMENT OF CRITICAL CRITICAL PAR MAINTENANCE S CHEDULE CHAR MAINTENANC E SCHEDULE SERVICE PROCE INITIAL 250 HO URS SERVICE (O NLY A FTER TH E FIRST 2 50 HOURS) INITIAL 1000 H OURS SERVICE ( ONLY AFTER T HE FIRST 1000 WHEN REQUIR CHECK BEFO RE STARTING EVERY 50 HO URS SERVICE EVERY 250 HO EVERY 500 HO EVERY 1000 H EVERY 2000 H EVERY 4000 H EVERY 8000 H SPECIFICATIONS S PTIONS E ACCUMULATOR BLADE ACCUMULATOR PERATING BLADE ACCUMULATOR PED WITH "INTELLIGENT MACHINE CONTROL" DEVICE FOR THE MACHINE EQUIPPED WITH "INTELLIGENT MACHINE CONTROL" SPECIFICATION ATTACHMENTS, O HANDLING BLAD E ACCUMULATO FEATURES OF BLADE ACCUMULATO METHOD OF O PERATING BLAD E ACCUMULAT MACHINE EQUIP PED WITH "INTELLIGEN T MACHI NE CONTROL" PRECAUTION FOR THE MACHIN E EQUIPPED W ITH " INTELLIGENT MACHINE CONTROL INDEX 3 - 183 3 - 184 3 - 186 4 - 1 2 4 4 7 8 8 10 11 1 4 - 2 4 - 4 4 - 4 4 - 7 4 - 8 4 - 8 4 - 10 4 - 11 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 - 12 13 13 14 15 16 16 18 18 18 19 41 42 45 57 63 71 77 79 1 2 1 2 2 3 4 6 - 7 -