OPERATOR'S MANUAL
Table Of Contents
- OPS - Excavator KX057-4, U55-4 (RD358-8131-6)
- ABBREVIATION LIST
- GENERAL SYMBOLS
- FOREWORD
- SAFETY FIRST
- CONTENTS PAGE
- SAFE OPERATION
- DEALER SERVICE
- TECHNICAL DATA
- DESCRIPTION OF MACHINE PARTS
- INSTRUMENT PANEL AND CONTROL ELEMENTS
- CHECKS BEFORE START
- DAILY CHECKS
- CHECKING THE DEVICES
- B Starter Switch
- B Display Selector Switch
- B LCD Display for Normal Operation
- B Warning Lamp
- B LCD Display for Warning
- B Setting the Clock
- B Reordering the year/month/day and Changing the AM/PM System to the 24- hour One
- B Log Record
- B Periodic Check
- B If All the Check Points are not Displayed at a Glance on a Single Screen
- B When the Check-up is Completed
- B Horn Switch
- B Working Light Switch
- B AUX Port Flow Rate Limit Switch
- B Auto Idle Switch
- B Throttle Potentiometer
- B Travel Speed Switch
- CAB TYPE MACHINES
- AIR CONDITIONER
- HANDLING THE SAFETY DEVICES
- OPERATION OF THE ENGINE
- EXCAVATOR OPERATION
- RUNNING-IN OF THE NEW EXCAVATOR
- STARTING
- DRIVING
- TURNS
- UP AND DOWNHILL DRIVING
- PARKING ON A SLOPE
- OPERATION OF THE DOZER
- TWO PATTERN SELECTION SYSTEM(TPSS)
- OPERATION OF THE BOOM
- OPERATION OF THE ARM
- OPERATION OF THE BUCKET
- UNIT SWING AND BOOM SWING OPERATION
- AUXILIARY PORT OPERATION
- HOW TO RELEASE PRESSURE TRAPPED IN THE HYDRAULIC SYSTEM
- 1-way or 2-way CIRCUIT SELECTION VALVE OPERATION
- AUTO IDLE (AI) OPERATION
- IMPORTANT INFORMATION ON EXCAVATOR OPERATION
- TRANSPORTING THE EXCAVATOR ON A VEHICLE
- LIFTING OF THE EXCAVATOR
- MAINTENANCE
- MAINTENANCE INTERVALS
- OPENING AND CLOSING OF COVERS
- DAILY CHECKS
- B Checking Coolant Level
- B Checking Fuel Level
- B Checking Engine Oil Level
- B Checking Hydraulic Oil Level
- B Checking V-belt
- B Checking Radiator and Oil Cooler
- B Checking Washer Liquid
- B Cleaning Pre-Cleaner
- B Checking and Cleaning Engine and Electrical Wiring
- B Greasing Boom Swing Fulcrum
- B Washing Whole Machine
- B Greasing Front Attachments (without Bucket Pin and Boom Swing Fulcrum)
- B Greasing Bucket Pin and Bucket Link Pin
- REGULAR CHECKS AND MAINTENANCE WORK
- OTHER ADJUSTMENTS AND REPLACEMENTS
- TROUBLESHOOTING
- OPERATION UNDER COLD WEATHER CONDITIONS
- LONG STORAGE
- RECOMMENDED OILS
- APPENDICES
- LIFTING CAPACITY
- LIST OF SCREENS
LIFTING OF THE EXCAVATOR52
2. Attaching the steel cables or straps.
(1) Always hook the excavator at three points. (one
on the boom and left and right of the dozer)
(2) Always use a shackle on each lifting hole when
attaching the cables or straps.
(3) Keep the angle between the front and rear cables
or straps within 51 .
A While lifting, carefully keep the machine well balanced
with its center of gravity in mind.
A Do not lift the machine with the boom swinging or the
upper structure swiveling.
3. Tackle
The weights of the excavators and the recommended
tackle for lifting these loads are mentioned in the
following table. Choose components having enough
strength.
[KX057-4]
[U55-4]
*Excavator Weight: With CAB, steel tracks.
Steel wire: 6X24
4. Lifting
(1) Lift slowly and safely
(2) Do not enter the excavator area when lifting.
(3) Lift the excavator horizontally. (Modify cable or
strap connections according to needs)
Maximum strength
for example: (JIS G3525: 2006 or ISO 4344: 2004) -
"6X24"
(1) Cable or strap (A) 51 or less
Excavator Weight*
CAB CANOPY
5600 kg 5510 kg
Load / Cable 1550 kN (158056 kgf)
Minimum Wire Diameter
(Safety factor=6)
16 mm or more
Excavator Weight*
CAB CANOPY
5470 kg 5380 kg
Load / Cable 1550 kN (158056 kgf)
Minimum Wire Diameter
(Safety factor=6)
16 mm or more
Diameter zinc-plated not zinc-plated
14 mm
(9/16)
89.7 kN
(9146 kgf)
96.6 kN
(9850 kgf)
16 mm
(5/8)
117 kN
(11930 kgf)
126 kN
(12848 kgf)
18 mm
(45/64)
148 kN
(15091 kgf)
160 kN
(16315 kgf)
20 mm
(3/4)
183 kN
(18660 kgf)
197 kN
(20088 kgf)
22.4 mm
(-)
230 kN
(23453 kgf)
247 kN
(25187 kgf)