2. TITLE / Introduction
IN-01
TO THE READER
This manual is written for an experienced technician to
provide technical information needed to maintain and
repair this machine.
Be sure to thoroughly read this manual for correct
product information and service procedures.
If you have any questions or comments, or if you
found any errors regarding the contents of this man-
ual, please contact us using the “PLEASE TELL US”
form. The form follows this INTRODUCTION section.
ADDITIONAL REFERENCES
Please refer to the materials listed below in addition to
this manual:
Operators Manual
Parts Catalog
Operation Manual of the Engine
o Cummins Signature, ISX,QSX Service Manual
o Electronic Control System Signature and ISX
Troubleshooting and Repair Manual
o Troubleshooting and Repair Manual Signa-
ture, ISX, and QSX15
Operation Manual of the Transmission
o 5000-9000 Series Transmissions Commercial
Electronic Controls 2 (CEC2) Manual
o Allison Transmission 5610-6610 Series Ser-
vice Manual
Hitachi Weld Repair Manual KO-111-00
Manufacturers Industrial Product Catalogs that
contain specific hose assembly instruction for
hoses using reusable field installed hose end fit-
tings. Catalogs available from the following suppli-
ers.
o Aeroquip Industrial Product
o Parker Hose and Fitting
o Gates Rubber Co.
o Imperial Eastman
MANUAL COMPOSITION
This manual consists of three portions; the Technical
Manual (Operational Principle) the Technical Manual
(Troubleshooting) and the Workshop Manual.
The Technical Manual (Operational Principle) contains
the information necessary for delivery and redelivery,
operation, and activation of all devices and systems.
The Technical Manual (Troubleshooting) contains the
information about operational performance tests, and
troubleshooting procedures.
The Workshop Manual contains the information nec-
essary for maintenance and repair of the machine,
tools and devices necessary for maintenance and
repair, maintenance standards, and re-
moval/installation and disassembly/assembly proce-
dures.
TS41154
3. TITLE / Introduction
IN-02
PAGE NUMBER
The Manuals have the page number located on the
center lower part of the page, as well as, additional
numbers on the page to help the technician locate
specific information:
W2-1-3
Consecutive Page Number for each
group
Group Number
Section Number
T = Technical Manual
W = Workshop Manual
SAFETY ALERT SYMBOL AND HEADLINE
NOTATIONS
In this manual, the following safety alert symbol and
signal words are used to alert the reader to the poten-
tial for personal injury or machine damage.
This is the safety alert symbol. When you see this
symbol, be alert to the potential for personal injury.
Never fail to follow the safety instructions prescribed
along with the safety alert symbol.
The safety alert symbol is also used to draw attention
to component/part weights.
To avoid injury and damage, be sure to use appropri-
ate lifting techniques and equipment when lifting heavy
parts.
WARNING: Indicates a potentially hazardous
situation that could, if not avoided, result in per-
sonal injury or death.
NOTE: Indicates supplementary technical informa-
tion or know-how.
5. TITLE / Introduction
IN-03
UNITS USED
SI system units and English units are used in this
manual. English units are in parentheses behind SI
units.
Example: 24.5 MPa (3560 psi)
A table for conversion from SI units to other system
units is shown below for reference purposes.
Quantity
To Convert
From Into Multiply by Quantity
To Convert
From Into Multiply by
mm in 0.03937 MPa kgf/cm² 10.197
Length
mm ft 0.003281
Pressure
MPa psi 145.0
L US gal 0.2642 kW PS 1.360
L US qt 1.057
Power
kW HP 1.341
Volume
m³ yd³ 1.308 Temperature C F C 1.8 32
Weight kg lb 2.205 Velocity km/h mph 0.6214
N kgf 0.10197 L/min US gpm 0.2642
Force
N lbf 0.2248
Flow Rate
mL/rev cc/rev 1.0
N m kgf m 1.0197
Torque
N m lbf ft 0.7375
7. SERVICE AND MAINTENANCE / Safety
SA-1
RECOGNIZE SAFETY INFORMATION
SAFETY ALERT SYMBOL
This symbol, which will appear at various points in the
manual and on the machine together with a warning
statement, means: “Warning, be alert! Your safety is
involved!” Carefully read the message that follows. It is
the obligation of the operator to make sure that all
warning decals are in place on the machine and that
they are readable. Accidents may otherwise occur.
• Follow recommended precautions and safe operating
practices.
• Every country (State) has its own safety regulations. It
is the obligation of the operator to know and follow
these. This also applies to local regulations covering
different types of work. Should the recommendations
in this manual deviate from those of your country
(State), your local safety regulations should be
followed.
UNDERSTAND SIGNAL WORD
On the machine safety signs, signal words designating
the degree or level of hazard – DANGER, WARNING, or
CAUTION – are used with the safety alert symbol.
• DANGER indicates an imminently hazardous situation
which, if not avoided, will result in death or serious
injury.
• WARNING indicates a potential hazardous situation
which, if not avoided, could result in death or serious
injury.
• CAUTION indicates a potentially hazardous situation
which, if not avoided, may result in minor or moderate
injury.
• DANGER or WARNING safety signs are located
near specific hazards. General precautions are listed
on CAUTION safety signs.
These signal words also call attention to safety
messages in this manual.
To avoid confusing machine protection with personal
safety messages, a signal word IMPORTANT indicates
a situation which, if not avoided, could result in damage
to the machine.
NOTE: indicates an additional explanation for
an element of information
8. SERVICE AND MAINTENANCE / Safety
SA-2
OPERATOR’S QUALIFICATIONS
Only trained personnel should operate the machine.
Operator should be of legal machine operating age
according to country (State) regulations and familiar with
the operation and maintenance of the machine.
Operator must be licensed if required by National Rules
and Regulations.
Before operating the machine this manual must be read
and understood. By reading and understanding the
manual the operator will become aware of and observe
how to avoid injury and damage.
Know the work area and the company rules and
regulations
Never operate the machine while under the influence of
alcohol, medicine or other drugs.
INSPECT MACHINE
Inspect your machine carefully each day or shift by
walking around it before you start it to avoid personal
injury.
• Be sure to cover all points described under “INSPECT
MACHINE DAILY BEFORE STARTING” found in the
OPERATING THE ENGINE section in the Operator’s
Manual.
SA-435
9. SERVICE AND MAINTENANCE / Safety
SA-3
FOLLOW SAFETY INSTRUCTIONS
Carefully read and follow all safety signs on the machine
and all safety messages in this manual.
Safety signs should be installed, maintained and
replaced when necessary.
• If a safety sign or this manual is damaged or missing,
order a replacement from your authorized Hitachi
dealer in the same way you order other replacement
parts (be sure to state machine model and serial
number when ordering).
Learn how to operate the machine and its controls
correctly and safely.
Allow only trained qualified, authorized personnel to
operate the machine.
Keep your machine in proper working condition.
• Unauthorized modifications of the machine may
impair its function and/or safety and affect machine
life.
The safety messages in this SAFETY chapter are
intended to illustrate basic safety procedures of
machines. However it is impossible for these safety
messages to cover every hazardous situation you may
encounter. If you have any questions, you should first
consult your supervisor and/or your authorized Hitachi
dealer before operating or performing maintenance work
on the machine.
SA-003
PREPARE FOR EMERGENCIES
Be prepared if a fire starts or if an accident occurs.
• It is recommended that a first aid kit and fire
extinguisher be kept on hand.
• Thoroughly read and understand the label attached
on the fire extinguisher to use it properly.
• To ensure that a fire extinguisher can be always used
when necessary, check and service the fire
extinguisher at the recommended intervals as
specified in the fire-extinguisher manual.
• Establish emergency procedure guidelines to cope
with fires and accidents.
• Keep emergency numbers for doctors,
ambulance service, hospital, and fire
department posted near your telephone.
SA-437
10. SERVICE AND MAINTENANCE / Safety
SA-4
WEAR PROTECTIVE CLOTHING
Wear close fitting clothing and safety equipment
appropriate to the job.
You may need:
A hard hat
Safety shoes
Safety glasses, goggles, or face shield
Heavy gloves
Hearing protection
Reflective clothing
Wet weather gear
Respirator or filter mask.
Be sure to wear the correct equipment and clothing for the
job. Do not take any chances.
Avoid wearing loose clothing, jewelry, or other items that
can catch on control levers or other parts of the machine.
Operating equipment safely requires the full attention of
the operator. Do not wear radio or music headphones
while operating the machine.
SA-438
PROTECT AGAINST NOISE
Prolonged exposure to loud noise can cause impairment
or loss of hearing.
• Wear a suitable hearing protective device such as
earmuffs or earplugs to protect against objectionable
or uncomfortably loud noises. May be necessary
when working outside of the cab, during the Daily
Walk Around Inspection, for example.
SA-434
PROTECT AGAINST FLYING DEBRIS
If flying debris hit eyes or any other part of the body,
serious injury may result.
• Guard against injury from flying pieces of metal or
debris; wear goggles or safety glasses.
SA-432
11. SERVICE AND MAINTENANCE / Safety
SA-5
GENERAL PRECAUTIONS FOR CAB
• Before entering the cab, thoroughly remove all dirt
and/or oil from the soles of your work boots. If any
controls such as a pedal are operated with dirt or oil
on the soles of the operator’s work boots the
operator’s foot may slip off the pedal, possibly
resulting in a personal accident.
• Don’t leave parts and/or tools lying around the
operator’s seat. Store them in their specified
locations.
• Loose items should not be stored inside cab,
including personal items such as lunch box, thermos
bottle or fire extinguisher.
• Avoid storing transparent bottles in the cab. Don’t
attach any transparent type window decorations on
the windowpanes as they may focus sunlight, possibly
starting a fire.
• Refrain from listening to a radio or music with
headphones or mobile telephones in the cab while
operating the machine.
• Keep all flammable objects and/or explosives away
from the machine.
• After using the ashtray, always cover it to extinguish
the match and/or tobacco.
• Don’t leave cigarette lighters in the cab. When the
temperature in the cab increases, the lighter may
explode.
• When operating the machine, both doors should be
closed at all times.
12. SERVICE AND MAINTENANCE / Safety
SA-6
USE HANDHOLDS AND STEPS
Falling is one of the major causes of personal injury.
• When entering or leaving the machine, always use
the steps and the handrails.
• Do not use any controls as handholds.
• When you get on and off the machine, always face
the machine and maintain a three-point grip with the
steps and handrails. (i.e., Two hands and one foot or
one hand and two feet.)
• DO NOT JUMP on or off the machine. Never mount
or dismount a moving machine.
• Do not step or climb on surfaces, which are not
intended for walking. Step only on the areas provided
with the slip resistant surfaces.
• Be careful of slippery conditions on platforms, steps,
and handrails when leaving the machine.
• All steps, ladders, stairways, handholds, platforms,
walkways, and guardrails must be free of dirt, snow,
and ice.
• All steps, ladders, stairways, platforms, walkways,
and non-skid deck strips must be replaced if
damaged.
• The use of a rope is recommended to hoist up to the
deck or cab lunch box, tools, etc so as to maintain a
three-point grip when entering or leaving the machine.
SA-439
EL20273
ADJUST THE OPERATOR’S SEAT
A poorly adjusted seat for either the operator or for the
work at hand may quickly fatigue the operator leading to
miss-operations.
• The seat should be adjusted whenever changing the
operator for the machine.
• The operator should be able to fully depress the
pedals and to correctly operate the control levers with
his back against the seat back.
• If not, move the seat forward or backward to adjust,
and check again.
SA-378
13. SERVICE AND MAINTENANCE / Safety
SA-7
FASTEN YOUR SEAT BELT
If the machine should overturn, the operator may
become injured and/or thrown from the cab. Additionally
the overturning machine may crush the operator,
resulting in serious injury or death.
• Prior to operating the machine, thoroughly examine
webbing, buckle and attaching hardware. If any item
is damaged or worn, replace the seat belt or
component immediately before operating the
machine.
• Be sure to remain seated with the seat belt securely
fastened at all times when the machine is in operation
to minimize the chance of injury from an accident.
• Recommend that the seat belt be replaced every
three years regardless of its apparent condition.
SA-237
HANDLE STARTING AIDS SAFELY
Starting fluid:
Starting fluid is highly flammable.
• Keep all sparks and flame away when using it.
• Keep starting fluid well away from batteries and
cables.
• Remove container from machine if engine does not
need starting fluid. Do not store starting fluid
canisters on machine. Starting fluid should never be
stored inside operator cab.
• To prevent accidental discharge when storing a
pressurized container, keep the cap on the container,
and store it in a cool, well-protected location.
• Do not incinerate or puncture a starting fluid
container.
NOTE: Due to increased safety hazards and potential
for engine damage, the engine manufacturer
does NOT recommend the use of starting fluid
without metering equipment.
SA-293
14. SERVICE AND MAINTENANCE / Safety
SA-8
OPERATE ONLY FROM OPERATOR’S SEAT
Inappropriate engine starting procedures may cause the
machine to runaway, possibly resulting in serious injury
or death.
• Start the engine only from the operator’s seat.
• NEVER start the engine while standing on the ground.
• Do not start engine by shorting across starter
terminals.
• Before starting the engine, confirm that all control
levers are in neutral.
EL20368
JUMP STARTING
Battery gas can explode, resulting in serious injury.
• If the engine must be jump-started, be sure to follow
the instructions shown under Starting with Auxiliary
Batteries in the OPERATING INSTRUCTIONS
section of the Operator’s Manual.
• The operator must be in the operator’s seat so that
the machine will be under control when the engine
starts. Jump-starting is a two-person operation.
• Never use a frozen battery.
• Failure to follow correct jump starting procedures
could result in a battery explosion or a runaway
machine.
SA-032
KEEP RIDERS OFF MACHINE
Riders on machine are subject to injury such as
being struck by foreign objects and being thrown
off the machine.
• Do not allow riders other than on the
passenger's seat. Riders must also have their
seat belt fastened.
• Riders also obstruct the operator’s view,
resulting in the machine being operated in an
unsafe manner.
EL20369
15. SERVICE AND MAINTENANCE / Safety
SA-9
PROTECT AGAINST FALLING STONES
AND DEBRIS
• Stay in your cab while your dumper is being loaded.
Stepping out of the cab could result in possible injury.
• Do not place your head and/or arms outside of the
window.
• Close cab windows while hauler is being loaded.
EL20380-1
PROVIDE SIGNALS FOR JOBS INVOLVING
MULTIPLE NUMBERS OF MACHINES
For jobs involving multiple numbers of machines,
provide signals commonly known by all personnel
involved. Also, appoint a signal person to coordinate the
job site. Make sure that all personnel obey the signal
person’s directions.
SA-481
16. SERVICE & MAINTENANCE / Safety
SA-10
OPERATE THE MACHINE SAFELY
When pulling out of the loading area, avoid hitting
debris, rocks and loading machine overflow that can
cause tire damage. Allow the clean-up dozer sufficient
time to clear the loading area.
Watch where you are going. Stay away from people, the
edge of cliffs; slide areas, other machines and vehicles,
etc.
While traveling on the haul road, maintain a sufficient
distance behind the machine ahead (depending on
roads, speeds, and haul road conditions). This practice
should always be followed to allow sufficient safe
maneuvering and stopping room.
During all operations, the machine may vibrate or shake
to some extent. Therefore, operate the machine in such
a way that your body is exposed to as little vibrations as
possible.
Have the operator’s seat properly adjusted and
wear the seat belt.
Pick the smoothest path for the machine.
Adjust the speed of the machine to the terrain.
EL14019
17. SERVICE & MAINTENANCE / Safety
SA-11
AVOID INJURY FROM RUNNING OVER,
FRONT AND BACK, AND FRONT WHEEL
CRUSH AREA
If any person is present near the machine when backing
or moving forward, the machine may hit or run over that
person, resulting in serious injury or death. If any person
is present in the area between the engine and the front
wheel, the person could be crushed when the front
wheels are turned.
To avoid these situations:
• Always look around BEFORE YOU MOVE THE
MACHINE. BE SURE THAT ALL BYSTANDERS ARE
CLEAR.
• Keep the back-up alarm in working condition.
ALWAYS BE ALERT FOR BYSTANDERS MOVING
INTO THE WORK AREA. USE THE HORN OR
OTHER SIGNAL TO WARN BYSTANDERS BEFORE
MOVING MACHINE.
• USE A SIGNAL PERSON IF YOUR VIEW IS
OBSTRUCTED. ALWAYS KEEP THE SIGNAL
PERSON IN VIEW.
• No machine motions shall be made unless signals are
clearly understood by both signalman and operator.
• Learn the meanings of all flags, signs, and markings
used on the job and confirm who has the
responsibility for signaling.
• Keep windows, mirrors, and lights clean and in good
condition.
• Dust, heavy rain, fog, etc., can reduce visibility. As
visibility decreases, reduce speed and use proper
lighting.
• Read and understand all operating instructions in the
operator’s manual.
EL20370
EL20371
EL20372
18. SERVICE & MAINTENANCE / Safety
SA-12
AVOID TIPPING
Keep the machine a safe distance from the edge
of cliffs and slide areas. There is the danger of
tipping or rolling over the machine.
Avoid operating on the side of slopes.
Use the seat belt during operation.
When operating the machine, both doors should
be closed at all times.
The cab is for the protection of the operator and it
meets the requirements for rollover protection
structures (ROPS) according to the adopted
standard for this machine.
DO NOT ATTEMPT TO JUMP CLEAR OF A
TIPPING MACHINE --- SERIOUS OR FATAL
CRUSHING INJURIES WILL RESULT
MACHINE WILL TIP OVER FASTER THAN YOU
CAN JUMP FREE
THEREFORE, HOLD FIRMLY ONTO THE
STEERING WHEEL IF THE MACHINE SHOULD
TIP OR ROLL OVER. DO NOT JUMP.
IMPORTANT Never make any unauthorized
modifications or alterations to the
Rollover Protective Structure (ROPS)
such as; welding on fire extinguisher
brackets, CB antenna brackets, or fire
suppression systems. Such
unauthorized modifications will affect
the structural limits of the ROPS and
will void the certification and could
result in loss of protection to the
operator.
The Rollover Protective Structure (ROPS) has been
certified to meet specified requirements according to
SAE J1040C, SAE J231, ISO 3471 and ISO 3449.
Any planned modification or change must be
reviewed in advance by our Engineering Department
to determine if the modification or change can be
made within the limits of the certified tests.
IMPORTANT Each person in your organization,
including management should be
made aware of these rules involving
the Rollover Protective Structure
(ROPS). Whenever anyone sees a
machine’s ROPS with unauthorized
modifications or changes both the
customer and manufacturer should
be notified in writing.
EL20373
19. SERVICE & MAINTENANCE / Safety
SA-13
AVOID INJURY FROM ROLLAWAY
ACCIDENTS
Death or serious injury may result if you attempt to
mount or stop a moving machine.
To avoid rollaways:
• Select level ground when possible to park
machine.
• Do not park the machine on a grade.
• Reference: PARK MACHINE SAFELY in this
section.
• Chock the wheels if you must park on a grade.
• Position the machine to prevent rolling.
• Park a reasonable distance from other
machines.
EL20374
20. SERVICE & MAINTENANCE / Safety
SA-14
NEVER TRAVEL WITH THE BODY OFF
THE FRAME
• Make sure the body is resting on the frame prior
to moving the machine.
• If the raised body hits against an overhead
obstacle, both the machine and the overhead
obstacle will be damaged, and personal injury
may result as well. This includes overhead
wires, cables and power lines.
• Traveling with a raised body places greater
stress to the body pivot pins, hydraulic cylinders
and the frame.
• Never “jump dump” by bouncing the rear
wheels against a stop rail or by jerking the body
control lever.
EL20375
EL20376
21. SERVICE & MAINTENANCE / Safety
SA-15
OPERATING WITH THE MACHINE NEAR
OVERHEAD WIRES OR CABLES
Before operating the machine, check with
employer/supervisor to find out if there are any
overhead cables or wires on the work site.
• The machine operator must be given clear
information about this. Make sure that all
relevant and practical measures to help detect
such lines are taken.
• Local authorities and/or communication and
power companies should be contacted for
guidance and advice.
• Overhead wires and cables must be protected
against damage in a suitable way. The
electricity should be turned off when practical.
OPERATING WITH THE MACHINE NEAR
HIGH VOLTAGE, OVERHEAD POWER
LINES
A power line is a single conductor suspended on
or from poles or other supports as well as
accessories such as insulators, hooks, and bars.
Serious injury or death can result if the machine is
not kept a safe distance from electric lines.
• When operating near an electric line, NEVER
move any part of the machine or load closer
than 3 m (10 ft.) plus twice the line insulator
length.
• Never operate the machine with the dump body
in the raised position.
• Check and comply with any local regulations
that may apply.
• If the machine comes into contact with a high
voltage line, the operator must remain in the
operator’s seat and not leave the cab; if the line
is live and the operator tries to reach the ground
his or her life is in danger. Call for help by
signaling in some way, sounding the horn or
mobile telephone, so that the power can be
turned off.
• Wet ground will expand the area that could
cause any person on it to be affected by electric
shock. Keep all bystanders or co-workers away
from the site.
• If the machine is used in potentially dangerous
environments, e.g. explosive atmosphere, areas
with dust including asbestos, special safety
regulations must be followed and the machine
shall be equipped for such operations.
EL20377
22. SERVICE & MAINTENANCE / Safety
SA-16
PARK MACHINE SAFELY
• Fill the fuel tank to minimize water condensation
in the tank.
• Park machine on a level surface.
• Lower the body to the frame.
• Move the shift controller lever to the N neutral
position.
• Apply the parking brake and release the service
brakes to insure that the parking brake is
holding the machine.
• Let the engine run at idle for three to five
minutes for cool down.
• Make sure the body hoist control lever is in the
Float position.
• Check that all switches and controls are in the
OFF position.
• Turn the Key Switch to the OFF position.
• Turn the Battery Disconnect Switch to the OFF
position.
• Place wheel chocks both ahead and behind
tires of axle. Chocks must contact tire tread
surface when installed correctly.
NOTE: Running out of fuel with the engine
running, especially under load, is very
detrimental to engine life and requires a
time consuming restart procedure.
• Perform a walk around inspection and fill out
the required Preventative Maintenance form or
other required operator report forms. Be sure to
report any adjustments of service required to
those responsible for maintenance.
• When leaving the machine unattended, remove
the key. Lock the doors and any vandalism
guards to prevent theft or damage.
EL20378
23. SERVICE & MAINTENANCE / Safety
SA-17
SAFE HANDLING OF OFF ROAD TIRES
When doing any tire service, especially tire
inflation, NEVER stand in the TRAJECTORY
PATH. Serious injury or death can result if an
explosion should occur.
• Use a self-attaching air chuck with a hose long
enough to be out of the trajectory path when
filling a tire with air.
• Use an inflation cage, safety cables, or chains
when inflating tires.
• Never use air from a compressed air system, to
inflate a tire if alcohol has been used as
antifreeze.
Inspect all rims, wheels and components.
• Replace any worn or damaged rims, wheels
and components.
Do not remove any wheel nuts; rim clamps or
dagger clamps until the tire is deflated.
• No personnel should be touching the rim, rim
clamp, or tire when dislodging the rim clamps or
dagger clamps on larger dumpers.
• Never stand in front of rim clamps or dagger
clamps during removal.
• Trained and certified personnel should only do
the dismounting and mounting of tires. It is
recommended that a certified tire repair service
be hired to perform the dismounting and
mounting of tires from rims.
DISCHARGE ACCUMULATORS
Before removing and disassembling brake or
steering accumulators, they must be discharged to
prevent serious injury. Refer to the appropriate
Maintenance Manual section for BRAKE
ACCUMULATOR and STEERING
ACCUMULATOR.
EL20
EL20560
24. SERVICE & MAINTENANCE / Safety
SA-18
HANDLE FLUIDS SAFELY AVOID FIRES
Handle fuel with care; it is highly flammable. If fuel
ignites, an explosion and/or a fire may occur,
possibly resulting in serious injury or death.
• Do not refuel the machine while smoking or
when near open flame or sparks.
• Always stop the engine before refueling the
machine.
• Fill the fuel tank outdoors.
All fuels, most lubricants, and some coolants are
flammable.
• Store flammable fluids well away from fire
hazards.
• Do not incinerate or puncture pressurized
containers.
• Do not store oily rags; they can ignite and burn
spontaneously.
• Securely tighten the fuel and oil filler cap.
SA-018
SA-019
25. SERVICE & MAINTENANCE / Safety
SA-19
A FEW SIMPLE RULES WHEN
SERVICING
Before working on the machine, park it on a level
surface and put it in the SERVICE POSITION:
1. Engine stopped, ignition key removed (except
when service requires engine operation).
2. Tag the machine following local lockout and tag
procedure. Identify machine as “Out of
Service”.
3. If the body is raised, use body prop pins.
4. The wheels blocked.
5. Body control lever in “FLOAT” position.
6. Parking brake applied.
7. Allow the machine to cool down.
8. Pressure released from all lines, tanks, and
accumulators.
If work must be done on a warm machine, beware of
hot fluids and components.
Do not perform any work on the machine unless you
are authorized to do so.
Maintenance can be dangerous unless
performed properly. Be satisfied that you have
the necessary skills, information, correct tools,
and equipment to do the job correctly
Standard maintenance procedures should
always be observed. Read the manufacturer's
manual or find assistance if you do not
understand what you are doing.
Failure to perform the Basic Preventive Maintenance
as outlined may void machine warranty.
Deflate tires before loosening any rim clamp bolts.
Always stop the engine before removing inspection
covers. Do not let tools or parts fall into the opening.
Before you work on the machine always lower the
body. If you must work on the machine with the body
raised, always securely support the body
EL20300R
EL20561
