Komatsu PC350LC-8, Operation & Maintenance Manual

Page: 19 / 502

CONTENTS
1-17
REPLACE BREATHER ELEMENT IN HYDRAULIC TANK ............................................................ 4-67
REPLACE HYDRAULIC TANK ADDITIONAL BREATHER ELEMENT .......................................... 4-68
EVERY 1000 HOURS MAINTENANCE.................................................................................................... 4-69
REPLACE FUEL MAIN FILTER CARTRIDGE ................................................................................ 4-69
REPLACE HYDRAULIC OIL FILTER ELEMENT ............................................................................ 4-71
CHANGE OIL IN SWING MACHINERY CASE ............................................................................... 4-72
CHECK OIL LEVEL IN DAMPER CASE, ADD OIL ......................................................................... 4-73
CHECK ALL TIGHTENING POINTS OF ENGINE EXHAUST PIPE CLAMPS ............................... 4-73
CHECK FAN BELT AND ALTERNATOR DRIVE BELT TENSION, REPLACE .............................. 4-73
CHECK NITROGEN GAS CHARGE PRESSURE IN ACCUMULATOR (for breaker) .................... 4-73
REPLACE CORROSION RESISTOR CARTRIDGE ....................................................................... 4-74
EVERY 2000 HOURS MAINTENANCE.................................................................................................... 4-75
CHANGE OIL IN FINAL DRIVE CASE ............................................................................................ 4-75
CLEAN HYDRAULIC TANK STRAINER ......................................................................................... 4-76
CHECKING CHARGE PRESSURE OF NITROGEN GAS IN ACCUMULATOR (FOR CONTROL
CIRCUIT) ......................................................................................................................................... 4-77
CHECK ALTERNATOR ................................................................................................................... 4-81
CHECK ENGINE VALVE CLEARANCE, ADJUST.......................................................................... 4-81
CHECK VIBRATION DAMPER ....................................................................................................... 4-81
EVERY 4000 HOURS MAINTENANCE.................................................................................................... 4-82
CHECK WATER PUMP................................................................................................................... 4-82
CHECK STARTING MOTOR........................................................................................................... 4-82
REPLACE ACCUMULATOR (FOR CONTROL CIRCUIT) .............................................................. 4-83
CHECK FOR LOOSENESS OF HIGH-PRESSURE PIPING CLAMP, HARDENING OF RUBBER 4-84
CHECK FOR MISSING FUEL SPRAY PREVENTION CAP, HARDENING OF RUBBER.............. 4-84
EVERY 5000 HOURS MAINTENANCE.................................................................................................... 4-85
CHANGE OIL IN HYDRAULIC TANK.............................................................................................. 4-85
EVERY 8000 HOURS MAINTENANCE.................................................................................................... 4-87
REPLACE HIGH-PRESSURE PIPING CLAMP .............................................................................. 4-87
REPLACE FUEL SPRAY PREVENTION CAP................................................................................ 4-87
SPECIFICATIONS
SPECIFICATIONS ................................................................................................................................................ 5-2
EXPLANATION OF LIFTING CAPACITY CHART...................................................................................... 5-4
ATTACHMENTS AND OPTIONS
GENERAL PRECAUTIONS FOR SAFETY .......................................................................................................... 6-2
PRECAUTIONS WHEN SELECTING......................................................................................................... 6-2
READ THE INSTRUCTION MANUAL THOROUGHLY.............................................................................. 6-2
PRECAUTIONS WHEN REMOVING OR INSTALLING ............................................................................. 6-2
PRECAUTIONS WHEN USING.................................................................................................................. 6-2
HYDRAULIC QUICK COUPLER PIPING ............................................................................................................. 6-3
LOCATIONS ...................................................................................................................................... 6-3