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FOREWORD CONTENTS 1 - 12 RECOMMENDED BRANDS , RECOMMENDED QUALITY FOR PRODUCTS OTHTEHRAN KOMATSU G ENUI NE OIL TIGHTENING T ORQ UE SPECIFICATIONS TIGHTENIN G TORQUE LIS SAFETY C RITICAL P ARTS SAFET Y CRITICA L PARTS MAINTENANC E SCHEDULE MAINTENANCE S CHEDUL E CHART MAINTENANCE IN TERVAL FOR HYDRAULIC BREAKER MAINTENANC E PROCEDURE INITIAL 250 HOUR S MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS) INITIAL 500 HOUR S MAINTENANCE (ONLY AFTER THE FIRST 500 HOURS) WHEN REQUIRED CHECK BEFORE STARTIN EVERY 100 HOUR S MAINTENANCE EVERY 250 HOUR S MAINTENANCE EVERY 500 HOUR S MAINTENANCE EVERY 1000 HOU RS MAINTENANC EVERY 2000 HOU RS MAINTENANC EVERY 4000 HOU RS MAINTENANC EVERY 5000 HOU RS MAINTENANC EVERY 8000 HOU RS MAINTENANC SPECIFICATION ATTACHMENTS AND O PTIONS GENERAL PRECAUTIONS FO PRECAUTIONS W HEN SEL ECTING READ T HE I NSTRUCTION MANUAL THOROUGHLY PRECAUTIONS W HEN RE MOVING OR INSTALLING PRECAUTIONS W HEN USI BUCKET WITH HOO HOOK CONDITIO PROHIBITED OPERATION MACHINE READY F OR ATTACHMENT LOCATIONS HYDRAULIC CIRC ATTACHMENT RE MOVAL AND INSTALLATION ATTACHMENT OP ERATIO LONG T ERM SPECIFICATIONS ATTACHMENT GUID ATTACHMENT CO MBINATI TRACK SHOES S ELECTIO BUCKE T TEETH S ELECTIO HANDLING OF RU BBER P AD SHOE AND ROAD LINER TRAPEZOIDAL BU CKET M UCKET NT OPERATIONS HANDLING EXTENSION AR HANDLING CLAMSHELL B UCKET RECOMMENDED AT TACHME NT OPERATIONS HYDRAULIC BREAKER FOR PRODUCTS OTH TEHRA N 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 - 6 - 6 - 6 - 6 - 6 - 6 - 6 - 6 - 6 - 11 12 12 13 14 15 15 17 18 18 18 19 46 47 48 51 65 71 78 82 83 1 2 1 2 2 2 2 2 3 3 3 4 4 8 15 19 22 22 23 23 26 27 28 30 32 33 34 34