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FOREWORD CONTENTS 1 - 10 IF T HE GEAR SHIFT LEVE R O F TH E TRANSMISSIO N HAS ANY TROUBLE METHODS O F LOWERING WORK EQUIPMENT S AFTER THE ENGINE STOPS OF THE HYD RAULIC CIRCUIT PRESSURE FOR WORK EQUIPMENTS) OTHER TROU MAINTENANCE GUIDES TO MA OUTLINES OF S HANDLING O IL, FUEL, COOLANT, AND PERFORMING RELATING TO YSTEM WEAR PARTS WEAR PARTS RECOMMENDE D FUEL, COOLANT, A ND US E OF FUEL , COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE RECOMMEN DED BRANDS QUALITY FOR PRODUCTS OTHER THAN KOMATSU G ENUINE OIL STANDARD TIG HTENING TORQUES FOR BOLTS AND NUTS TORQUE LIS PERIODIC REP CRITICAL PA MAINTENANCE MAINTENANC E SCHEDUL SERVICE PROC INITIAL 250 H WHEN REQU CHECK BEFO RE STARTIN EVERY 50 HO EVERY 250 H EVERY 500 H EVERY 1000 EVERY 2000 EVERY 4000 EVERY 8000 URS SERVIC HOURS SERVICE HOURS SERVICE HOURS SERVICE HOURS SERVICE SPECIFICATIONS SPECIFICATION ATTACHMENTS, O HANDLING BLA FEATURES O F BLADE ACCUMULATOR METHOD OF 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 OIL CLINIC 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 4 - 5 - 5 - 6 - 6 - 6 - 6 - 7 - 12 13 13 14 14 15 15 17 17 18 39 40 43 55 61 69 75 77 1 2 1 2 2 3 1 F CRITICAL PART (only afte r the first 250 hours)