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 ............................ 47
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