CONTENTS LUBRICANTS, FUEL AND COOLANT SPECIFICATIONS ................................................................................. 4-8 PROPER SELECTION ............................................................................................................................... 4-8 TIGHTENING TORQUE SPECIFICATIONS ...................................................................................................... 4-12 TIGHTENING TORQUE LIST...................................................................................................................
4-12 SAFETY CRITICAL PARTS ............................................................................................................................... 4-14 SAFETY CRITICAL PARTS LIST ............................................................................................................. 4-15 MAINTENANCE SCHEDULE ............................................................................................................................. 4-16 MAINTENANCE SCHEDULE CHART...................................................................................................... 4-16 MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER.....................................................................
4-17 USE OF BIO-DEGRADEABLE OIL ................................................................................................. 4-17 Filter changes .................................................................................................................................. 4-17 Oil changes...................................................................................................................................... 4-17 .MAINTENANCE PROCEDURE ......................................................................................................................... 4-18 INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS) ...................................
4-18 INITIAL 1000 HOURS MAINTENANCE (ONLY AFTER THE FIRST 1000 HOURS) ............................... 4-18 WHEN REQUIRED ................................................................................................................................... 4-19 CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT......................................................... 4-19 CLEAN INSIDE OF COOLING SYSTEM ........................................................................................ 4-23 CHECK AND TIGHTEN TRACK SHOE BOLTS..............................................................................
4-25 CHECK AND ADJUST TRACK TENSION....................................................................................... 4-25 CHECK ELECTRICAL INTAKE AIR HEATER ................................................................................ 4-27 REPLACE BUCKET TEETH (VERTICAL PIN TYPE) ..................................................................... 4-27 REPLACE BUCKET TEETH (HORIZONTAL PIN TYPE)................................................................ 4-29 ADJUST BUCKET CLEARANCE ....................................................................................................
4-30 CHECK WINDOW WASHER FLUID LEVEL, ADD FLUID .............................................................. 4-31 CHECK AND ADJUST AIR CONDITIONER.................................................................................... 4-32 WASH WASHABLE FLOOR............................................................................................................ 4-33 BLEEDING AIR FROM HYDRAULIC SYSTEM............................................................................... 4-36 CHECK BEFORE STARTING ..................................................................................................................
4-39 METHOD FOR RELEASING INTERNAL PRESSURE IN HYDRAULIC CIRCUIT.......................... 4-38 EVERY 250 HOURS MAINTENANCE...................................................................................................... 4-40 CHECK OIL LEVEL IN SWING MACHINERY CASE, ADD OIL...................................................... 4-40 CHECK OIL LEVEL IN FINAL DRIVE CASE, ADD OIL .................................................................. 4-40 CHECK LEVEL OF BATTERY ELECTROLYTE ............................................................................. 4-41 CHECK AIR CONDITIONER COMPRESSOR BELT TENSION, ADJUST .....................................
4-42 EVERY 500 HOURS MAINTENANCE...................................................................................................... 4-44 LUBRICATING................................................................................................................................. 4-44 LUBRICATE SWING CIRCLE ......................................................................................................... 4-45 CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE .................... 4-46 REPLACE FUEL FILTER CARTRIDGE ..........................................................................................
4-47 CHECK SWING PINION GREASE LEVEL, ADD GREASE............................................................ 4-48 CLEAN AND INSPECT RADIATOR FINS, OIL COOLER FINS, CONDENSER FINS AND AFTER COOLER FINS ................................................................................................................................ 4-48 CLEAN INTERNAL AND EXTERNAL AIR FILTERS OF AIR CONDITIONER................................ 4-49 REPLACE BREATHER ELEMENT IN HYDRAULIC TANK............................................................. 4-50 1-14