OPERATOR'S MANUAL

CONTENTS
CHECK POINTS AFTER STARTING THE ENGINE ............................................. 26
STOPPING THE ENGINE...................................................................................... 27
Engine Stop Button.........................................................................................................27
Precautions in case of Overheat..................................................................................... 27
EXCAVATOR OPERATION ...................................................................................... 28
RUNNING-IN OF THE NEW EXCAVATOR........................................................... 28
Do not Work with Full Engine Rpm's or Full Loads during the First 50 Working Hours..28
Oil Change in the Run-in Stage......................................................................................28
Adjusting the Operator's Seat.........................................................................................28
Seat Belt ......................................................................................................................... 29
STARTING ............................................................................................................. 29
Pilot Control Lock Lever..................................................................................................29
DRIVING ................................................................................................................ 30
Drive Levers (Right,Left).................................................................................................31
TURNS................................................................................................................... 31
Pivot Turn .......................................................................................................................31
Spin Turn ........................................................................................................................32
UP AND DOWNHILL DRIVING.............................................................................. 33
PARKING ON A SLOPE ........................................................................................ 33
OPERATION OF THE DOZER .............................................................................. 33
TWO PATTERN SELECTION SYSTEM (TPSS) ................................................... 34
Pattern Change............................................................................................................... 34
OPERATION OF THE BOOM................................................................................ 35
OPERATION OF THE ARM................................................................................... 35
OPERATION OF THE BUCKET ............................................................................ 36
UNIT SWING AND BOOM SWING OPERATION.................................................. 36
Unit Swing Operation......................................................................................................36
Boom Swing Operation................................................................................................... 36
AUXILIARY PORT OPERATION ........................................................................... 37
Selecting the Action Modes ............................................................................................37
AUX Port Handling Procedure........................................................................................38
Setting the Maximum Flow Volume ................................................................................ 40
HOW TO RELEASE PRESSURE TRAPPED IN THE HYDRAULIC SYSTEM...... 45
1-way or 2-way CIRCUIT SELECTION VALVE OPERATION ............................... 46
AUTO IDLE (AI) OPERATION ............................................................................... 47
IMPORTANT INFORMATION ON EXCAVATOR OPERATION ............................ 48
TRANSPORTING THE EXCAVATOR ON A VEHICLE............................................. 49
LIFTING OF THE EXCAVATOR................................................................................ 51
MAINTENANCE......................................................................................................... 53
MAINTENANCE INTERVALS ................................................................................ 53
OPENING AND CLOSING OF COVERS............................................................... 56
Opening/Closing of the Engine Hood .............................................................................56
Opening/Closing of the Side Cover ................................................................................56
Where to store the Tool ..................................................................................................57
Cup Holder......................................................................................................................57
Where to store the Grease Gun...................................................................................... 57
Where to keep Operator's Manual..................................................................................57
DAILY CHECKS..................................................................................................... 58