CONTENTS TOWING THE MACHINE ......................................................................................................................... 3-98 SEVERE JOB CONDITION ...................................................................................................................... 3-98 DISCHARGED BATTERY ........................................................................................................................ 3-99 Battery Removal And Installation.....................................................................................................
3-99 Battery Charges............................................................................................................................. 3-100 Starting Engine With Booster Cables ............................................................................................ 3-101 OTHER TROUBLE ................................................................................................................................. 3-103 Electrical System ...........................................................................................................................
3-103 Chassis.......................................................................................................................................... 3-103 Engine............................................................................................................................................ 3-104 Electronic Control System ............................................................................................................. 3-105 MAINTENANCE MAINTENANCE INFORMATION .........................................................................................................................
4-2 LUBRICANTS, COOLANT AND FILTERS .......................................................................................................... 4-4 HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC ..................................................... 4-4 Oil ...................................................................................................................................................... 4-4 Fuel....................................................................................................................................................
4-4 Cooling System Coolant .................................................................................................................... 4-4 Grease............................................................................................................................................... 4-5 Carrying out KOWA (Komatsu Oil Wear Analysis) ............................................................................ 4-5 Oil And Fuel Storage .........................................................................................................................
4-6 Filters................................................................................................................................................. 4-6 ELECTRICAL SYSTEM MAINTENANCE................................................................................................... 4-6 WEAR PARTS ...................................................................................................................................................... 4-7 WEAR PARTS LIST....................................................................................................................................
4-7 LUBRICANTS, FUEL AND COOLANT SPECIFICATIONS ................................................................................. 4-8 PROPER SELECTION ............................................................................................................................... 4-8 TIGHTENING TORQUE SPECIFICATIONS ...................................................................................................... 4-11 TIGHTENING TORQUE LIST...................................................................................................................
4-11 SAFETY CRITICAL PARTS ............................................................................................................................... 4-12 SAFETY CRITICAL PARTS LIST............................................................................................................. 4-12 MAINTENANCE SCHEDULE ............................................................................................................................. 4-13 MAINTENANCE SCHEDULE CHART...................................................................................................... 4-13 MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER.....................................................................
4-14 MAINTENANCE PROCEDURE .......................................................................................................................... 4-15 INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS)................................... 4-15 WHEN REQUIRED................................................................................................................................... 4-16 Air Cleaner Element - Check/Clean/Replace................................................................................... 4-16 Cooling System Coolant - Clean/Change........................................................................................ 4-21 1-13