Komatsu D85EX-18 Operation & Maintenance Manual page 302

MAINTENANCE SCHEDULE TABLE
EVERY 2000 HOURS MAINTENANCE ......................................................................................................... 4-60
METHOD FOR CHANGING OIL IN DAMPER CASE AND CLEANING DAMPER BREATHER............... 4-61
METHOD FOR CHANGING OIL IN HYDRAULIC TANK, REPLACING HYDRAULIC OIL FILTER ELEMENT,
AND CLEANING HYDRAULIC TANK STRAINER ............................................................................... 4-62
METHOD FOR CHECKING AND ADDING PIVOT BEARING OIL .......................................................... 4-63
METHOD FOR CHECKING AND RELEASING NITROGEN GAS CHARGE PRESSURE IN ACCUMULA-
TOR (FOR CONTROL CIRCUIT) ........................................................................................................ 4-64
METHOD FOR CHECKING ALTERNATOR ............................................................................................ 4-67
METHOD FOR CHECKING AND ADJUSTING ENGINE VALVE CLEARANCE ...................................... 4-67
METHOD FOR REPLACING KCCV FILTER ELEMENT ......................................................................... 4-67
METHOD FOR REPLACING DEF FILTER.............................................................................................. 4-69
EVERY 4000 HOURS MAINTENANCE ......................................................................................................... 4-72
REPLACE DEFINED LIFE PARTS.......................................................................................................... 4-72
METHOD FOR CHECKING WATER PUMP............................................................................................ 4-72
METHOD FOR CHECKING STARTING MOTOR.................................................................................... 4-73
METHOD FOR REPLACING ACCUMULATOR (FOR CONTROL CIRCUIT) .......................................... 4-73
METHOD FOR CHECKING FOR LOOSENESS OF ENGINE HIGH-PRESSURE PIPING CLAMP, HARD-
ENING OF RUBBER ........................................................................................................................... 4-73
METHOD FOR CHECKING FOR MISSING FUEL SPRAY PREVENTION CAP, HARDENING OF RUBBER.
............................................................................................................................................................ 4-74
METHOD FOR CHECKING MAIN FRAME AND WORK EQUIPMENT (BLADE AND RIPPER) ............. 4-74
EVERY 4500 HOURS MAINTENANCE ......................................................................................................... 4-75
METHOD FOR CLEANING KDPF .......................................................................................................... 4-75
METHOD FOR CLEANING DEF TANK................................................................................................... 4-75
METHOD FOR REPLACING DEF HOSE ............................................................................................... 4-76
METHOD FOR CLEANING FUEL DOSER ............................................................................................. 4-76
CHECK FOR MISSING FUEL SPRAY PREVENTION CAP ON FUEL DOSER PIPING, HARDENING OF
RUBBER ............................................................................................................................................. 4-76
EVERY 8000 HOURS MAINTENANCE ......................................................................................................... 4-76
METHOD FOR REPLACING ENGINE HIGH-PRESSURE PIPING CLAMP ........................................... 4-76
METHOD FOR REPLACING FUEL SPRAY PREVENTION CAP............................................................ 4-76
EVERY 9000 HOURS MAINTENANCE ......................................................................................................... 4-76
METHOD FOR REPLACING FUEL SPRAY PREVENTION CAP ON FUEL DOSER PIPING ................. 4-76
4-14
MAINTENANCE