Doosan DX300LC User manual

Copyright Doosan 2005K1006408E Operation and Maintance Manual
DOOSAN reserves the right to improve our products in a continuing process to provide the best possible product
to the market place. These improvements can be implemented at any time with no obligation to change materials
on previously sold products. It is recommended that consumers periodically contact their distributors for recent
documentation on purchased equipment.
This documentation may include attachments and optional equipment that is not available in your machine's
package. Please call your distributor for additional items that you may require.
Illustrations used throughout this manual are used only as a representation of the actual piece of equipment, and
may vary from the actual item.
Operation and Maintenance Manual
K1006408E
Serial Number 5001 and Up
July 2005
DX300LC

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Table of Contents
I
K1006408E
Table of Contents
Safety ..........................................................................................1-1
To the Operator of a DOOSAN Daewoo Excavator............................ 1-1
Location of Safety Labels................................................................... 1-5
Summary of Safety Precautions for Lifting in Digging Mode............ 1-15
Unauthorized Modifications.............................................................. 1-16
General Hazard Information............................................................. 1-16
Before Starting Engine..................................................................... 1-25
Machine Operation........................................................................... 1-29
Maintenance .................................................................................... 1-36
Battery ............................................................................................. 1-45
Towing.............................................................................................. 1-47
Shipping and Transportation ............................................................ 1-48
Excavator Rated Lift Capacity Tables .............................................. 1-49
Operating Controls ....................................................................2-1
Component Locations ........................................................................ 2-4
Operator's Area.................................................................................. 2-6
Operational Controls and Panels ....................................................... 2-8
Instrument Panel.............................................................................. 2-22
Multifunction Gauge and Graphic Information ................................. 2-29
Mode Selector Buttons..................................................................... 2-34
Setting Main Menu ........................................................................... 2-36
Flow Control..................................................................................... 2-45
Operation Selection Display............................................................. 2-47
Heater and Air Conditioner Control Panel........................................ 2-49
Stereo .............................................................................................. 2-55
Miscellaneous Electrical Devices..................................................... 2-57
Seat Adjustment............................................................................... 2-59
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K1006408ETable of Contents
II
Ceiling Cover.................................................................................... 2-63
Front Windows ................................................................................. 2-64
Door Side Latch ............................................................................... 2-66
Cabin Storage Compartments ......................................................... 2-67
Ashtray ............................................................................................. 2-67
Sun Visor ......................................................................................... 2-68
Hanger ............................................................................................. 2-68
Cup Holder....................................................................................... 2-69
Door Window Holder........................................................................ 2-69
Emergency Glass Breaking Tool...................................................... 2-69
Miscellaneous Access Covers and Doors........................................ 2-70
Operation....................................................................................3-1
To Handle a New Excavator............................................................... 3-1
Starting and Stopping the Engine ...................................................... 3-2
Safety Lever ..................................................................................... 3-13
Travel................................................................................................ 3-14
Operating Instructions...................................................................... 3-20
Operating Precautions ..................................................................... 3-24
Parking Excavator ............................................................................ 3-29
Towing Procedure ............................................................................ 3-30
Hydraulic Breaker ............................................................................ 3-31
Adjusting the Pump Flow ................................................................. 3-36
Operating Techniques ...................................................................... 3-39
Operation Under Unusual Conditions .............................................. 3-41
Inspection, Maintenance and Adjustment...............................4-1
Preventive Maintenance..................................................................... 4-1
Preliminary Work Machine Setup for Maintenance............................ 4-4
Table of Recommended Lubricants ................................................... 4-6
Fluid Capacities ................................................................................. 4-8
Lubrication and Service Chart ........................................................... 4-8
Maintenance Intervals...................................................................... 4-12
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Table of Contents
III
K1006408E
10 Hour / Daily Service .................................................................... 4-14
50 Hour / Weekly Service ................................................................ 4-25
250 Hour / Monthly Service ............................................................. 4-28
500 Hour / 3 Month Service ............................................................. 4-35
1,000 Hour / 6 Month Service .......................................................... 4-44
2,000 Hour / Yearly Service ............................................................. 4-51
4,000 Hour / Biennial Service .......................................................... 4-57
12,000 Hour / Six Year Service........................................................ 4-58
Air-Conditioning System .................................................................. 4-59
Bolt and Nut Inspection.................................................................... 4-60
Bucket .............................................................................................. 4-67
Bucket Shimming Procedures.......................................................... 4-70
Electrical System ............................................................................. 4-72
Engine Cooling System.................................................................... 4-76
Fuel Transfer Pump (Option)............................................................ 4-78
Handling of Accumulator.................................................................. 4-81
Track Tension ................................................................................... 4-82
Venting and Priming Hydraulic System............................................ 4-84
Long Term Storage .......................................................................... 4-86
Maintenance in Special Conditions.................................................. 4-87
Transportation............................................................................5-1
Loading and Unloading ...................................................................... 5-1
Lifting With Sling ................................................................................ 5-5
Troubleshooting.........................................................................6-1
Electrical System ............................................................................... 6-1
Engine................................................................................................ 6-2
Hydraulic System ............................................................................... 6-3
Swing System .................................................................................... 6-4
Travel System..................................................................................... 6-5
Specification ..............................................................................7-1
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K1006408ETable of Contents
IV
Standard Specification ....................................................................... 7-1
Overall Dimensions............................................................................ 7-2
Working Range .................................................................................. 7-3
Approximate Weight of Workload Materials ....................................... 7-4
Index ...........................................................................................8-1
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Safety
1-1
OP000003
OP000003
1Safety
TO THE OPERATOR OF A
DOOSAN DAEWOO EXCAVATOR
Please respect the importance of taking responsibility for your
own safety, and that of other people who may be affected by
your actions.
The safety information on the following pages is organized into
the following sections:
1. “Location of Safety Labels” on page 1-5
2. “Summary of Safety Precautions for Lifting in Digging
Mode” on page 1-15
3. “Unauthorized Modifications” on page 1-16
4. “General Hazard Information” on page 1-16
5. “Before Starting Engine” on page 1-25
6. “Machine Operation” on page 1-29
7. “Maintenance” on page 1-36
8. “Battery” on page 1-45
9. “Towing” on page 1-47
10. “Shipping and Transportation” on page 1-48
11. “Excavator Rated Lift Capacity Tables” on page 1-49
DANGER!
Unsafe use of the excavator could lead to serious injury or
death. Operating procedures, maintenance and equipment
practices or traveling or shipping methods that do not
follow the safety guidelines on the following pages could
cause serious, potentially fatal injuries or extensive damage
to the machine or nearby property.
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OP000003Safety
1-2
WARNING!
Improper operation and maintenance of this machine can
be hazardous and could result in serious injury or death.
Operator and maintenance personnel should read this
manual thoroughly before beginning operation or
maintenance.
Keep this manual in the storage compartment to the rear of
the operator's seat, and have all personnel involved in
working on the machine read the manual periodically.
Some actions involved in operation and maintenance of the
machine can cause a serious accident, if they are not done
in a manner described in this manual.
The procedures and precautions given in this manual apply
only to intended uses of the machine.
If you use your machine for any unintended uses that are
not specifically prohibited, you must be sure that it is safe
for any others. In no event should you or others engage in
prohibited uses or actions as described in this manual.
DOOSAN delivers machines that comply with all applicable
regulations and standards of the country to which it has
been shipped. If this machine has been purchased in
another country or purchased from someone in another
country, it may lack certain safety devices and
specifications that are necessary for use in your country. If
there is any question about whether your product complies
with the applicable standards and regulations of your
country, consult
DOOSAN or your DOOSAN distributor
before operating the machine.
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Safety
1-3
OP000003
Learn the Signal Words Used with the
Safety Alert Symbol
The words "CAUTION," "Warning," and "DANGER" used
throughout this manual and on decals on the machine indicate
degree of risk of hazards or unsafe practices. All three degrees
of risk indicate that safety is involved. Observe precautions
indicated whenever you see the Safety Alert "Triangle," no
matter which signal word appears next to the "Exclamation
Point" symbol.
SAFETY ALERT SYMBOL
Be Prepared - Get to Know All Operating and Safety
Instructions.
This is the Safety Alert Symbol. Wherever it appears in this
manual or on safety signs on the machine you should be
alert to the potential for personal injury or accidents.
Always observe safety precautions and follow
recommended procedures.
CAUTION!
This word is used on safety messages and safety labels and
indicates potential of a hazardous situation that, if not
avoided, could result in minor or moderate injury. It may
also be used to alert against a generally unsafe practice.
WARNING!
This word is used on safety messages and safety labels and
indicates potential of a hazardous situation that, if not
avoided, could result in serious injury or death. It may also
be used to alert against a highly unsafe practice.
DANGER!
This word is used on safety messages and safety labels and
indicates an imminent hazard of a situation that, if not
avoided, is very likely to cause death or extremely serious
injury. It may also be used to alert against equipment that
may explode or detonate if handled or treated carelessly.
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OP000003Safety
1-4
Safety precautions are described in SAFETY from page 1-5 on.
DOOSAN cannot predict every circumstance that might involve
a potential hazard in operation and maintenance. Therefore the
safety messages in this manual and on the machine may not
include all possible safety precautions. If any procedures or
actions not specifically recommended or allowed in this manual
are used, you must be sure that you and others can do such
procedures and actions safely and without damaging the
machine. If you are unsure about the safety of some procedures,
contact a
DOOSAN distributor.
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