CONTENTS REPLACE HYDRAULIC OIL FILTER ELEMENT............................................................................ 4-59 CHANGE OIL IN SWING MACHINERY CASE ............................................................................... 4-60 CHECK OIL LEVEL IN DAMPER CASE, ADD OIL......................................................................... 4-61 CHECK ALL TIGHTENING PARTS OF TURBOCHARGER........................................................... 4-61 CHECK PLAY TURBOCHARGER ROTOR .................................................................................... 4-61 REPLACE CORROSION RESISTOR CARTRIDGE .......................................................................
4-62 CHECK FAN BELT TENSION AND REPLACE FAN BELT ............................................................ 4-62 CHECK NITROGEN GAS CHARGE PRESSURE IN ACCUMULATOR (FOR BREAKER)............ 4-62 EVERY 2000 HOURS MAINTENANCE.................................................................................................... 4-63 CHANGE OIL IN FINAL DRIVE CASE............................................................................................ 4-63 CLEAN HYDRAULIC TANK STRAINER .........................................................................................
4-64 CLEAN, CHECK TURBOCHARGER............................................................................................... 4-64 CHECK ALTERNATOR, STARTING MOTOR ................................................................................ 4-64 CHECK ENGINE VALVE CLEARANCE, ADJUST.......................................................................... 4-64 EVERY 4000 HOURS MAINTENENCE.................................................................................................... 4-66 CHECK VIBRATION DAMPER .......................................................................................................
4-65 CHECK WATER PUMP................................................................................................................... 4-66 EVERY 5000 HOURS MAINTENANCE.................................................................................................... 4-66 CHANGE OIL IN HYDRAULIC TANK............................................................................................. 4-66 SPECIFICATIONS SPECIFICATIONS ................................................................................................................................................ 5-2 EXPLANATION OF LIFTING CAPACITY CHART (PC228US-3, PC228USLC-3) .....................................
5-4 ATTACHMENTS AND OPTIONS ATTACHMENTS AND OPTIONS - GENERAL INFORMATION .......................................................................... 6-2 SAFETY FIRST........................................................................................................................................... 6-2 ATTACHMENT INSTALLATION................................................................................................................. 6-3 BUCKET WITH HOOK .........................................................................................................................................
6-4 HOOK CONDITION .................................................................................................................................... 6-4 OPERATIONS WITH CARE ....................................................................................................................... 6-4 PROHIBITED OPERATIONS ..................................................................................................................... 6-4 AIR CONDITIONER ..............................................................................................................................................
6-5 AIR CONDITIONER CONTROL PANEL .................................................................................................... 6-5 AIR CONDITIONER CONTROLS............................................................................................................. 6-10 AIR CONDITIONER MAINTENANCE....................................................................................................... 6-10 MACHINE READY FOR ATTACHMENT ...........................................................................................................
6-11 LOCATIONS ............................................................................................................................................. 6-11 HYDRAULIC CIRCUIT.............................................................................................................................. 6-15 SWITCHING HYDRAULIC CIRCUIT............................................................................................... 6-15 ADJUSTING OIL FLOW .................................................................................................................. 6-16 1-17