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SAFETY ALERT SYMBOL
AG7O003
This symbol represents the safety alert.
Improper operation, inspection and
The message that follows the symbol
maintenance of this machine can cause
contains important information about
injury or death.
safety.
Read and understand this manual before
Read and understand the message to
performing any operation, inspection or
avoid personal injury or death.
maintenance on this machine.
It is the owner or employer’s responsibility
Always store this manual near at hand
to fully instruct each operator in the
preferably on the machine itself. If it should
proper and safe operation of all
be lost or damaged, immediately order a
equipment. All persons using this
new one from your Takeuchi dealer.
machine should thoroughly familiarize
When transferring ownership of this machine,
themselves with the contents of this
be sure to hand this manual to the next
manual.
owner.
All operators must be instructed on the
Takeuchi supplies machines complying with
proper functions of the excavator before
the local regulations and standards of the
running the machine.
country of export. If your machine has been
purchased in another country or from a
Learn and practice correct use of the
person or company of another country, it
machine controls in a safe, clear area
may not have the safety devices or safety
before operating this machine on a job
standards required for use in your country.
site.
Should you have any question about whether
your machine complies with the regulations
and standards of your country, contact a
Takeuchi dealer.
SIGNAL WORDS
IMPORTANT: The word IMPORTANT is
used to alert operators and maintenance
Safety messages appearing in this manual
personnel about situations which could
and on machine decals are identified by the
result in damage to the machine and its
words “DENGER”, “WARNING” and
components.
“CAUTION”. These signal words mean the
following:
It is impossible to foresee every possible
circumstance that might involve a potential
hazard. The warnings in this manual or on
the machine can not cover all possible
DANGER indicates a hazard with a high
contingencies. You must exercise all due
level of risk which, if not avoided, will
care and follow normal safety procedures
result in death or serious injury.
when operating the machine so as to ensure
that no damage occurs to the machine, its
operators or other persons.
WARNING indicates a hazard with a
medium level of risk which, if not avoided,
could result in death or serious injury.
CAUTION indicates a hazard with a low
level of risk which, if not avoided, could
result in minor moderate injury.
0-1
INTRODUCTION
FOREWORD
This manual describes operation, inspection
and maintenance of the machine, as well as
safety instructions to be heeded during these
operations.
If you have any questions about the
machine, please contact a Takeuchi sales or
service outlet.
MANUAL STORAGE COMPARTMENT
SERIAL NUMBERS
A compartment for storing this manual is
IMPORTANT: Do not remove the machine
provided at the position shown on the
name plate with the serial number.
diagram below.
Check the serial numbers of the machine
and engine and write them down in the
spaces below.
Machine number:
1. Insert the starter key and turn it
counterclockwise to open the cover under
the seat.
2. After using the manual, place it in the
plastic pouch and store it back in the
manual storage compartment.
Engine number:
AD6O003
0-2
MACHINE DESCRIPTION
FRONT, REAR, LEFT AND RIGHT
FEATURES
• “Flexible machine width mechanism” for
FRONT
crawler width
• Low engine noise and exhaust emissions
• Smaller rear slew radius, smaller turns
(stability is retained)
BREAK-IN PERIOD
When the machine is new, operate the
machine for the first 100 hours (as indicated
LEFT
RIGHT
on the hour meter) by following the
instructions below.
Using a new machine without a break-in
period will lead to quicker deterioration of
machine performance and may shorten the
REAR
machine’s service life.
AG7O012PE
• Sufficiently warm up the engine and
This manual refers the front, rear, left and
hydraulic oil.
right of the machine as seen when sitting in
• Avoid heavy loads and rapid operations.
the operator’s seat with the dozer blade
Operate with a load of about 80% the
visible to the front.
maximum load.
• Do not abruptly start up, accelerate,
change directions, or stop unless
DESIGNATED OPERATIONS
necessary.
Use this machine primarily for the following
operations:
• Excavation
• Digging ditches
• Digging side ditches
• Leveling
• Loading
0-3
NOTES ON READING THIS
MANUAL
Please note that the descriptions and
diagrams included in this manual may not be
applicable to your machine.
The numbers used in the illustration are with
circles around them. The same numbers
appear between the parentheses in the text.
(Example:
(1))
Symbols used in this manual
The symbols used in this manual have the
following meanings.
, X
Prohibition
............. Lock
............. Unlock
0-4
CONTENTS
Introduction
0-2
Operation
3-1
Before starting operation
3-2
Machine description
0-3
Getting on or off the machine
3-2
Walk-around inspection
3-2
Safety
1-1
Daily inspection
3-2
General precautions
1-2
Starting and stopping the engine
3-3
Precautions when preparing
1-8
Before starting the engine
3-3
Precautions when starting
1-10
Starting the Engine
3-4
Precautions when operating
1-12
Warming up the engine
3-5
Precautions when stopping
1-21
Stopping the engine
3-5
Precautions when transporting
1-22
Operating the machine
3-6
Precautions on maintenance
1-24
Lever pattern (ISO pattern)
3-6
Safety signs (decals)
1-33
Lever pattern (G pattern) If equipped ... 3-7
Warming up the machine (hydraulic oil) 3-8
Controls
2-1
Inspection after warm-up
3-9
Names of components
2-2
Crawler width switching
3-10
Covers
2-4
Switching the blade width
3-11
Starter key
2-4
Operating the travel levers
3-12
Maintenance cover A
2-4
Stopping travel
3-15
Fuel lid
2-5
Operating the working equipment
3-16
Fuel filler port
2-5
Operating procedures
3-18
Engine hood
2-6
Prohibited operations
3-18
Maintenance cover B
2-6
Cautions on operating
3-21
Seat and seat belt
2-7
Cautions on traveling
3-21
Seat (If equipped)
2-7
Cautions on traveling on slopes
3-22
High-back seat (If equipped)
2-8
Getting out of mud
3-24
Seat belt
2-9
Operations possible with this machine3-24
Instrument cluster
2-10
Parking the machine
3-26
Warning lamps
2-10
Parking
3-26
Indicators
2-11
Inspection and checks after stopping the
Meters
2-11
engine
3-26
Multi-data display
2-12
Handling in cold climates
3-27
Switches
2-18
Preparing for cold climates
3-27
Starter switch
2-18
Cautions after operations
3-27
Horn button
2-18
After the cold climate
3-27
Travel speed switch
2-18
Handling rubber crawlers
3-28
Levers and Pedals
2-19
Prohibitions
3-28
Safety lock lever
2-19
Cautions
3-29
Throttle lever
2-19
Preventing the rubber crawlers from
Operating levers
2-20
coming off
3-29
Blade lever
2-20
Transport
4-1
Travel levers/pedals
2-21
Boom swing pedal
2-21
Loading and unloading
4-2
Auxiliary hydraulic pedal
2-22
Hoisting the machine
4-4
Selector lever
2-22
Securing the machine
4-5
Accessories
2-23
Maintenance
5-1
External power sockets
2-23
Armrest
2-23
General
5-2
Auxiliary hydraulic lines
2-24
Maintenance overview
5-2
Accumulator (If equipped)
2-28
0-5
Cautions on maintenance
5-2
Inspecting and adjusting the fan belt.. 5-34
Service data
5-4
Cleaning the air cleaner
5-34
Fuel and lubricant table
5-4
Cleaning the radiator fins and oil cooler
Regularly replace the hydraulic oil
5-6
fins
5-36
List of consumables
5-7
Every 500 hours
5-38
List of tools
5-8
Replacing the hydraulic oil return filter 5-38
List of tightening torques
5-9
Replacing the water separator filter
5-38
Safety-critical parts
5-10
Replacing the fuel filter
5-39
Maintenance list
5-12
Every 1000 hours
5-40
Walk-around inspection
5-14
Replacing the travel motor gear oil
5-40
Inspecting by opening the engine hood
Cleaning the engine cooling system ... 5-40
and covers
5-14
Replacing the air cleaner element
5-42
Inspecting by walking around
Inspecting and adjusting the engine valve
the machine
5-15
clearance
5-43
Inspecting while sitting in the operator’s
Retightening the engine cylinder
seat
5-15
head bolt
5-43
Daily inspection (every 10 hours)
5-16
Every 1500 hours
5-44
Inspecting and replenishing
Inspecting and cleaning the engine fuel
the coolant
5-16
injectors
5-44
Inspecting and replenishing the engine
Inspecting the crankcase breather
oil
5-17
system
5-44
Inspecting the dust indicator
5-17
Every 2000 hours
5-45
Inspecting the water separator
5-18
Lapping the engine valve seats
5-45
Inspecting the fuel level
5-18
Every 4000 hours
5-46
Inspecting the hydraulic oil tank level and
Replacing the hydraulic oil and cleaning
replenishing
5-19
the suction strainer
5-46
Lubricating the working equipment
5-21
When required
5-48
After the initial 50 hours (only for new
Replacing the bucket teeth
5-48
machines)
5-22
Replacing the bucket
5-50
Replacing the engine oil and the oil
Lubricating the levers
5-52
filter
5-22
Inspecting the rubber crawlers
5-53
Inspecting and adjusting the fan belt.. 5-23
Replacing the rubber crawlers
5-54
Replacing the hydraulic oil return filter 5-24
Maintenance during extended storage
Every 50 hours
5-26
period
5-56
Inspecting and adjusting the crawler
Troubleshooting
6-1
tension
5-26
Lubricating the slew bearing
5-28
Symptoms that are not malfunctions
6-2
Lubricating the slew motor pinion
5-28
If the engine overheats
6-3
Draining the water from the fuel tank.. 5-29
If the battery goes dead
6-4
Inspecting the battery fluid level and
If a fuse blows
6-6
replenishing
5-30
Inspecting and replacing the fuse
6-6
Every 100 hours
5-32
Inspecting the fusible link
6-7
Cleaning the water separator
5-32
Restarting after adding fuel
6-8
Cleaning the fuel filter
5-32
Bleeding air from the fuel system
6-8
After the initial 250 hours (only for new
If a warning lamp flashes
6-9
machines)
5-33
Other symptoms
6-10
Replacing the travel motor gear oil
5-33
Lowering the boom to the ground
6-12
Every 250 hours
5-34
Towing
6-13
Replacing the engine oil and the oil
If the cab or canopy is damaged
6-14
filter
5-34
0-6
Specifications
7-1
Basic Specifications
7-2
Machine dimensions
7-4
Lifting Capacities
7-9
Options
8-1
General precautions
8-2
Safety precautions
8-2
Cautions when installing attachments .. 8-2
Cautions when operating attachments. 8-3
Attachment combination table
8-4
Selecting a lever pattern
8-5
Switching the lever pattern
8-5
Hydraulic breaker
8-6
Replacing the hydraulic oil regularly
8-7
Biodegradable oil
8-8
Replacing the hydraulic oil with
biodegradable oil
8-8
0-7
SAFETY
GENERAL PRECAUTIONS
When a problem is found on the machine
GENERAL PRECAUTIONS
It is your responsibility to observe all
If any problem (noise, vibration, smell,
pertinent laws and regulations and to
disorder of instrument, smoke, oil leak or
follow the manufacture’s instructions on
wrong indication of alarm and panel, etc.) is
machine operation, inspection and
detected during the operation or inspection
maintenance.
and maintenance of the machine, please
inform the administrator and take proper
Virtually all accidents occur as the result of a
actions. Do not operate the machine until the
failure to observe basic safety rules and
trouble is cleared.
precautions.
Most accidents can be prevented by
identifying the potentially hazardous
Operating temperature range
situations beforehand.
Read and understand all safety messages
To maintain the performance of machine and
which describe how to prevent accidents.
to prevent it from early wear, observe the
Do not operate the machine until you are
following operating conditions.
sure that you have gained a proper
• Do not operate the machine if the ambient
understanding of its operation, inspection
temperature is higher than +45°C (+113°F)
and maintenance.
or lower than -15°C (+5°F).
· If operated at an ambient temperature of
higher than +45°C (+113°F), the engine
Observe all safety rules
may overheat and cause the engine oil to
degrade. Also, the hydraulic oil may
• Operation, inspection and maintenance of
become very hot, causing damage to the
this machine must be performed only by a
hydraulic equipment.
trained and qualified person.
· If operated at an ambient temperature of
• All rules, regulations, precautions and
lower than -15°C (+5°F), the parts made
safety procedures must be understood and
of rubber such as gaskets may get
followed when performing operation,
hardened to cause an early wear or
inspection and maintenance of this
damage to the machine.
machine.
· If the machine is to be used outside the
• Do not perform any operation, inspection
ambient temperature range described
and maintenance of this machine when
above, consult your sales or a service
under the adverse influence of alcohol,
dealer.
drugs, medication, fatigue, or insufficient
sleep.
1-2
SAFETY
GENERAL PRECAUTIONS
Wear appropriate clothing and protective
Install a fire extinguisher and first aid kit
equipment
AG7A005
AG7A004
Be prepared for fire and accidents
• Do not wear loose clothing or any
• Install an extinguisher and a first aid kit,
accessory that can catch on controls or in
and learn how to use them.
moving parts.
• Lean how to fight a fire and how to deal
• Do not wear oily or fuel stained clothing
with accidents.
that can easily catch fire.
• Know how to contact emergency
• Wear a hard hat, safety shoes, safety
assistance and make a list of emergency
glasses, filter mask, heavy gloves, ear
contacts.
protection and other protective equipment
as required by job conditions. Wear
required appropriate equipment such as
Never remove safety equipment
safety glasses and filter mask when using
grinders, hammers or compressed air, as
metal fragments or other objects can fly
and cause serious injury.
• Use hearing protection when operating the
machine. Loud prolonged noise can cause
hearing impairments, even the total loss of
hearing.
• Make sure all protective guards, canopies
and doors are in place and secured. Repair
or replace damaged parts before operating
the machine.
• Know how to use the safety lock lever, seat
belt and other safety equipment and use
them properly.
• Never remove any safety equipment except
for servicing. Keep all safety equipment in
good operating condition.
1-3
SAFETY
GENERAL PRECAUTIONS
Use a signal person and a flag person
Cautions when standing up from or
leaving the operator’s seat
AG7A007
Learn how to use the hand signals required
AG7A009
for particular jobs and make sure who has
• Before standing up from the operator’s
the responsibility for signaling.
seat to, for example, adjust the operator’s
• All personnel must fully understand all the
seat, lower the working equipment to the
signals.
ground, raise the safety lock lever to the
• The operator must respond to signals only
lock position and then stop the engine. If
from the appointed signal person, but must
any control is accidentally touched when
obey a stop signal at any time from
the safety lock lever is lowered (unlocked),
anyone.
the machine will suddenly move and cause
• The signal person must stand in a clearly
serious injury or death.
visible location when giving signals.
• Note that the dozer blade, boom swing
and auxiliary hydraulic controls cannot be
locked, even when the safety lock lever is
set to the locked position.
Do not carelessly touch these controls.
• Be careful not to touch the operating levers
when raising or lowering the safety lock
levers.
• Before leaving the operator’s seat, lower
the working equipment to the ground, raise
the safety lock levers to engage the lock
and stop the engine. Also, be sure to
remove the key, lock the covers, take it
with you and store it in a specified place.
1-4
SAFETY
GENERAL PRECAUTIONS
Avoid fire and explosion hazards
• When handling the fuel, washing oil or
paint, open the door and windows to
ventilate thoroughly.
• Store all flammable fluids and materials in a
safe and well-ventilated place.
• The short circuit of the electric system may
cause the fire. Check for any loosened
connections or damage to the wires every
day. Retighten the loosened connector and
wire clamp. Fix or change the damaged
wire.
• Fire from the pipes:
Make sure that the clamps, guards and
Keep flames away from fuel, oil, grease and
cushions of the hoses and tubes are
antifreeze. Fuel is particularly flammable and
securely fixed. If not, hoses or tubes may
dangerous.
be damaged due to vibration or contact
• When handling these combustible
with other parts during operation. This can
materials, keep lit cigarettes, matches,
cause the high-pressure oil to spurt out,
lighters and other flames or sources of
resulting in the fire or injury.
flames away.
• Do not smoke or permit open flames while
handling fuel or working on the fuel system.
• Do not leave the location while refilling with
fuel or oil.
• Never remove the fuel cap or add fuel
when the engine is running or still hot. Also,
do not spill the fuel on the hot surface of
the machine or the component of the
electric system.
• Clean up spilled fuel or oil immediately.
• Check for fuel, oil leak. Stop all leaks and
clean the machine before operating.
• When operating with grinder or welding,
move inflammables to a safe place.
• Do not cut or weld on pipes or tubes that
contain flammable fluids. Clean thoroughly
with nonflammable solvent before cutting
or welding.
• Remove all trash or debris from the
machine. Make sure that oily rags or other
flammable material are not stored on the
machine.
• Handle all solvents and dry chemicals
(foam type fire extinguisher) according to
procedures identified on manufacturer’s
containers. Work in a well-ventilated area.
• Never use fuel for cleaning purposes.
Always use a nonflammable solvent.
1-5
SAFETY
GENERAL PRECAUTIONS
Exhaust fumes from the engine is
Be careful not to get crushed or cut
poisonous
AG7A013
AG7A011
Never put your hands, feet or other parts of
• Do not operate the engine in an enclosed
your body between the upperstructure and
area without adequate ventilation.
the undercarriage or tracks, between the
• If natural ventilation is not possible, install
machine body and working equipment, or
ventilators, fans, exhaust extension pipes
between a cylinder and moving part. The
or other venting devices.
sizes of these gaps change when the
machine moves, and a person can suffer
severe injury or death.
Handling asbestos dust
Inhaling asbestos dust can cause lung
cancer. When handling the materials which
may contain asbestos, take the following
precautions:
• Never use compressed air for cleaning.
• Avoid brushing or grinding parts containing
asbestos.
• For clean up, use a vacuum equipped with
a high efficiency particulate air filter (HEPA).
• Wear the stipulated respirator if there is no
other way to control the dust. When
working indoors, install a ventilation system
with a macromolecular filter.
• Do not allow unauthorized personnel in the
work area while working.
• Follow the rules and environmental
standard applicable to the work area.
1-6
SAFETY
GENERAL PRECAUTIONS
Using optional products
Never modify the machine
• Consult with Takeuchi before installing
Unauthorized modifications to this machine
optional attachments. Depending on the
can cause injury or death. Never make
type of attachments or the combination of
unauthorized modifications to any part of this
them, the attachment may come into
machine.
contact with the operator’s compartment
or the other parts of the machine. Make
sure that the optional attachment installed
is not contacted with other parts before
use.
• Do not use attachments that have not
been approved by Takeuchi. Doing so may
compromise safety or adversely affect the
machine’s operation or service life.
• Takeuchi will not be held responsible for
any injuries, accidents or damage to its
products caused by the use by a non-
approved attachment.
1-7
SAFETY
PRECAUTIONS WHEN PREPARING
Check the strength of the bridge
PRECAUTIONS WHEN
When traveling over a bridge or a structure,
PREPARING
check the permissible load. If the strength is
Know the work area
insufficient, reinforce the bridge or the
structure.
Before starting operation, know the working
area condition to ensure a safety operation.
• Inspect the topography and ground
condition of the working area, or the
structure of the building when working
indoors, and take the safety precautions as
necessary.
• Be sure to avoid all hazards and
obstructions such as ditches, underground
lines, trees, cliffs, overhead electrical wires,
or places where there is a danger of falling
rocks or slides.
AG7A018
Always keep the machine clean
• Clean mirrors and lights to ensure good
visibility.
Adjust the mirror to the best position for
the operator to see the rear view (blind
spot) from the operator’s seat.
• Wipe off any oil, grease, mud, snow or ice,
to prevent accidents due to slipping.
AG7A017
• Remove all loose objects and unnecessary
• Check with the administrator for the
devices from the machine.
locations of buried gas pipes, water pipes
• Remove any dirt, oil or grease from the
and power cables. If necessary, determine
engine area to prevent fires.
what specific precautions must be taken to
• Clean around the operator’s seat and
insure safety by consulting with the
remove any unnecessary object from the
administrator.
machine.
• When working on roads, be sure to
consider the safety of pedestrians and
vehicles.
· Use a flag person and/or a signal.
· Fence off the working area and keep off
unauthorized persons.
• When working in water or crossing shallow
streams or creeks, check the depth of the
water, the solidity of the ground and the
water flow speed beforehand.
Refer to “Cautions on operating” for further
instructions.
1-8
SAFETY
PRECAUTIONS WHEN PREPARING
Perform inspection and maintenance
Cautions in the operator’s compartment
every day
• Remove mud and grease from shoe soles
before entering the operator’s
compartment. Pedaling the machine with
the shoes with mud and grease will cause
a slip accident.
• Do not leave the parts or tools around the
operator’s seat.
• Do not leave any plastic bottles in the
operator’s compartment or attach any
suction cups on the window glass. The
plastic bottle or suction cup act as a lens
AG7A020
and can cause fire.
Failure to identify or repair the irregularities or
• Do not use the mobile phone during
damage on machine can lead to accidents.
traveling or working.
• Before operating, perform the specified
• Do not bring combustibles or explosives
inspection and make prompt repairs where
into the operator’s compartment.
necessary.
• Do not leave the cigarette lighter in the
• If a failure occurs and the operation
operator’s compartment. When the room
becomes impossible or the engine fails,
temperature rises, the lighter may explore.
immediately stop the machine by following
the shutdown procedure, and keep
machine securely parked until the
malfunction is corrected.
1-9
SAFETY
PRECAUTIONS WHEN STARTING
PRECAUTIONS WHEN
STARTING
Support your weight in a three point
secure stance when getting on/off the
machine
• Do not jump on or down from the machine.
Never attempt to get on or off the moving
machine.
• Check if there is a “DO NOT OPERATE”
alert sign or similar sign is on the cab door,
controls or starter switch. If there is one, do
not start the engine or touch any levers.
• Sound the horn to warn people around the
machine.
Sit in the operator’s seat and start the
engine
AG7A022
• Adjust the seat to securely latch it.
• Climb up/down the steps facing the
machine and holding the handrail to
support your weight in a three point secure
stance (hand and feet).
• Never use the safety lock lever or control
levers as hand holds.
Before starting the machine, ask any
unauthorized personnel to leave the area
Do not start the engine until you are sure it is
AG7A024
safe to start the machine by checking the
• Fasten the seat belt.
following items.
• Check if the parking brake is on and all
• Walk around the machine and warn the
control levers and pedals are in the neutral
person who is servicing the machine or is
position.
walking near the machine. Do not start the
• Check if the safety lock lever is in the lock
machine until you are certain that no one is
position.
around the machine.
• Make sure that no one is near the machine.
• Start and operate the machine only from
the operator’s seat.
• Never attempt to start the engine by
shorting across the starter terminals.
1-10
SAFETY
PRECAUTIONS WHEN STARTING
Starting with jumper cables
In cold climates
AG7A025
AG7A027
Use jumper cables only in the recommended
• Be careful of slippery conditions on freezing
manner. Improper use of jumper cables can
ground, steps and hand holds.
result in battery explosion or unexpected
• In severe cold climates, do not touch any
machine motion.
metal parts of the machine with bare
Refer to “If the battery goes dead” for further
hands. The skin will freeze to the metal,
instructions.
resulting in severe injury.
• Do not use ether or starting fluid on this
engine. The starting fluids can cause
After starting the engine
explosion and serious injury or death.
• Warm up the engine and hydraulic oil. If the
After starting the engine, perform the
levers are operated without warming, the
operations and checks described below in a
machine will not react or move promptly or
safe place with no persons or obstacles in
properly, resulting in accident.
the area. If any malfunction is found, follow
the shutdown procedure and report the
malfunction.
• Warm up the engine and hydraulic oil.
• Check if all gauges and warning devices
are properly working.
• Check for any noises.
• Test the engine speed control.
• Operate each control to ensure they are
properly working.
1-11
SAFETY
PRECAUTIONS WHEN OPERATING
Do not permit riders on the machine
PRECAUTIONS WHEN
OPERATING
Operate the machine with the maximum
crawler width
Do not allow anyone to ride on any part of
the machine at any time while traveling or
operating.
AD6A001
• Always operate the machine with the
Check if the work area is safe and secure
crawler width extended to 1300 mm (51.2
before operation
in.) to maximize the machine stability. If the
machine is operated with the crawler width
narrowed (980 mm, 38.6 in.), the machine
may tip over due to its poor stability.
• If the machine must be operated with the
narrowed crawler width (980 mm, 38.6 in.),
traveling should be done after folding the
hoe attachment, lowering the boom to
lower the center of gravity and keeping the
machine facing forward.
AG7A031
Ensure good visibility
• Confirm the performance limits of the
machine.
• When working in dark places, turn on the
• Use a signal person at road shoulders,
machine’s working lights and headlights
narrow places or where your vision is
and additional lighting equipment installed,
obstructed.
as necessary.
• Never allow anyone to enter the machine’s
• When visibility is poor due to bad weather
slewing radius and path.
(fog, snow, rain or a cloud of dust), stop
• Signal your intention to move by sounding
operating the machine and wait until
the horn.
visibility improves.
• There is a blind spot in the rear of the
machine. Before traveling in reverse, check
that the area is safe and clear.
1-12
SAFETY
PRECAUTIONS WHEN OPERATING
Check the position of the undercarriage
(tracks) before traveling
Dozer blade
• Avoid crossing over obstacles whenever
possible. If you must do so, keep the hoe
AG7A032PE
attachment close to the ground level and
Before operating the travel levers/pedals,
travel slowly. Never cross obstacles which
make sure that the dozer blade is to the front
will tilt the machine to an angle of 10° or
of the operator’s seat. Remember that when
greater.
the dozer blade is to the rear of the
• On uneven ground, maintain the low speed
operator’s seat, the travel levers/pedals must
and avoid starting, stopping or changing
be operated in the reverse direction from
directions abruptly. Otherwise, the working
when it is to the front.
equipment may come in contact with the
ground, causing the machine to lose its
balance and get damaged or to damage
Travel safely
the structures in the surrounding area.
• Travel with the dozer blade raised, the hoe
attachment folded as shown on the figure
above, and the bucket raised 30 to 40 cm
(12 to 16 in.) above the ground.
• Do not slew while traveling. If you must
operate the hoe attachment while traveling,
operate at speeds slow enough so you
have complete control at all times.
1-13
SAFETY
PRECAUTIONS WHEN OPERATING
Cautions on traveling on slopes
• When traveling on slopes or grades, drive
slowly in 1st (low) speed. When
When traveling on slopes or grades, be
descending a slope, slow down the engine
careful that the machine does not tip (roll)
speed.
over or slide.
• Do not descend slopes in reverse.
• Never travel on slopes that are too steep
for the machine to maintain its stability
(maximum gradeability: 30°, lateral tipping
angle: 10°). Note that in reality, the
machine’s stability becomes lower than the
above values depending on the working
condition.
Dozer blade
90°~110°
• Do not change directions on slopes or
traverse slopes. First return to a flat
surface, and then take an alternative path.
Descending
• The machine may slip sideways even on a
slight slope if the ground is covered with
grass or dead leaves, or when traveling on
20~30cm (8 to 12in)
AG7A035PE
a wet metal plate or frozen surfaces. Make
sure the machine is never positioned
sideways on slopes.
• If the machine is stalled on the slope,
90°~110°
return each operating lever to the neutral
position before restarting the engine.
20~30cm
(8 to 12in)
(de 8 a 12 pulg.)
AG7A036
• When climbing a hill, keep the operator’s
seat facing the hillside. When descending a
hill, keep the operator’s seat facing the
downhill direction. In either case, travel
must be done while paying attention to the
ground in front of the machine.
• When traveling on slopes, lower the bucket
to a height of 20 to 30 cm (8 to 12 in.)
above the ground. When climbing a steep
slope, extend the hoe attachment to the
front. In emergencies, lower the bucket to
the ground and stop the machine.
1-14
SAFETY
PRECAUTIONS WHEN OPERATING
Operate the machine on snow or ice with
Ensure driver’s safety when loading
extra care
• When traveling on snow or on frozen
surfaces, drive at a low speed and avoid
starting, stopping or changing directions
abruptly.
• In the snowy area, the road shoulder and
objects placed beside the road are buried
in the snow and cannot be seen. There is a
hazard of the machine tipping over or
hitting covered objects, so always carry out
AG7A040
operations carefully.
• If the machine enters deep snow, there is a
Do not load a truck unless the truck driver is
hazard that it may tip over or become
in a safe place.
buried in the snow.
• Never swing or position the bucket over a
Be careful not to drive beyond the road
person or the cab room.
shoulder or to get trapped in a snow drift.
• Load the truck from the rear.
• With frozen ground surfaces, the ground
becomes soft when the temperature rises,
and this may cause the machine to tip
over, resulting in an operator trapped inside
the machine.
• When parking the machine on an unstable
ground, lower the dozer blade.
Do not move the bucket over the heads of
people
Moving the bucket over the heads of people
entails the danger of the load spilling or the
sudden dropping of the bucket.
1-15
SAFETY
PRECAUTIONS WHEN OPERATING
Keep a safe distance from the overhead
high-voltage cables
• Pay also careful attention to the high-
voltage electric cables buried underground.
AG7A041
Never bring any part of the machine or
loaded material to near to the high voltage
cables unless all safety precautions required
by the local and national authorities have
been installed. If a person comes near to the
machine that is discharging sparks or
located near to or in contact with the power
source, there is a hazard of electric shock
and death.
• Always maintain a safe distance between
the machine and the high-voltage electric
cable.
• Check with the local power company
about safe operating procedure before
starting operations.
• Consider all cables to be high-voltage
cables and treat all cables as energized
even though it is known or believed that
the power is shut off and the cables are
visibly grounded.
• Use a signal person to give warning if the
machine approaches too close to the high-
voltage electric cables.
• Caution all personnel in the work area not
to come close to the machine or the
loaded material.
1-16
SAFETY
PRECAUTIONS WHEN OPERATING
Watch out for hazardous working
conditions
• Do not enter areas where there is soft
ground. Doing so could cause the machine
to tilt under its own weight, resulting in a
• Never undercut a high bank. Doing so is
machine tipping over or sinking into the
dangerous as it may cause ground
ground.
collapse.
• Do not operate in places where there is a
danger of falling rocks.
• Do not come close to unstable grounds
(cliffs, road shoulders, deep ditches). If the
ground should collapse under the weight
• Maintain a safe distance between the
or vibration of the machine, there is a
machine and the edge of the digging site.
hazard that the machine may fall or tip
Do not dig the ground under the front of
over.
the machine.
· Remember that the soil after heavy rain
• When working close to the cliffs or road
or blasting is weak.
shoulders, to make it easier to escape if
· The ground of top of the embankment
there is any problem, set the crawlers at
and of the circumferences of the
right angles to the cliff or road shoulder and
excavated ditches are also weak.
the dozer blade to the front when carrying
out operations.
1-17
SAFETY
PRECAUTIONS WHEN OPERATING
• Do not use the impact force of the hoe
attachment for breaking work. There is a
hazard of serious injury being caused by
flying pieces of broken materials and by the
damaged hoe attachment.
Operating on slopes is dangerous
When operating on slopes or grades, slewing
or operation of working equipment may
• Do not perform demolition work under the
cause the machine to lose stability and tip
machine. There is a hazard that the
over. Avoid operating on slopes whenever
machine may fall down, because the
possible.
ground becomes unstable.
• When working on or from the top of
buildings or other structures, check the
strength and the structure before starting
operations. If a building or structure
collapses, serious injury or damage will
Fill
result.
AG7A050PE
• Level off the work area.
• When doing demolition work, do not
perform demolition above your head. There
is a hazard of broken parts falling or of the
building collapsing and causing serious
injury or damage.
• Avoid slewing to the downhill direction with
the bucket full of loaded material. This will
reduce the stability of the machine and
may result in tipping over.
1-18
SAFETY
PRECAUTIONS WHEN OPERATING
Never slew (swing) sideways with a heavy
Excavators are not designed for lifting
load
loads
AG7A054
The machine can tip over more easily in the
This machine is specifically designed for
lateral direction than in the longitudinal
excavation work. Therefore, it has no safety
direction.
equipment for crane operation. Extreme
• Do not slew (swing) sideways with a heavy
caution should be paid if the excavator is
load at the tip of the hoe attachment. In
used for lifting.
particular, do not slew (swing) sideways on
• Never lift loads in excess of capacity.
slopes.
Overload will cause the machine to roll and
• The tip of the attachment is heavier for
can result in serious injury or death.
machines equipped with breakers,
• All rated lift capacities are determined by
crushers or long arms than for machines
using a machine placed on a stable and flat
equipped with the standard bucket. For
ground. For a safe lifting work, the user is
such machines with heavier tips, do not
expected to make due allowance for the
perform excavation with the digging arm
particular job conditions. They include, soft
(boom) facing the downhill direction or
or uneven ground, non-level condition, side
operate toward sideways.
loads, dynamic or jerked loads, hazardous
conditions, and experience of personnel.
The operator and other personnel should
Be careful with the overhead objects
fully acquaint themselves with the
operator’s manual before operating this
machine, and rules for safe operation of
equipment shall be adhered to at all times.
• The bucket linkage or lifting device may fail
if chains or lifting device are incorrectly
attached, resulting in serious injury or
death.
• Do not attempt to pull stumps out of the
ground when using the machine as a
crane. The loads imposed on the machine
under this use are completely unknown.
AG7A053
• Do not allow anyone to stand on or under
When operating under bridges, in tunnels,
the lifted loads or come close to the work
near electric cables or indoors, be careful not
area.
to let the boom or arm hit overhead objects.
1-19
SAFETY
PRECAUTIONS WHEN OPERATING
Be careful with flying objects
Cautions when towing
This machine is not equipped with protective
equipment to protect the operator from flying
objects. Do not use this machine in places
where there are risks of the operator being
hit by flying objects.
When towing, serious injury or death could
result, if performed incorrectly or the wire
rope being used is inappropriate or not
properly inspected.
• It becomes dangerous if the wire rope
breaks or becomes disengaged. Use a
wire rope appropriate for the required
tractive force.
• Do not use a wire rope that is kinked,
twisted or otherwise damaged.
• Do not apply heavy loads abruptly to the
wire rope.
• Wear safety gloves when handling the wire
rope.
• Make sure there is an operator on the
machine being towed as well as on the
machine that is towing.
• Never tow on slopes.
• Do not let anyone come near to the wire
rope while towing.
1-20
SAFETY
PRECAUTIONS WHEN STOPPING
PRECAUTIONS WHEN
STOPPING
Park safely
AG7A060
• Before leaving the machine, do the
followings:
1. Lower the bucket and the dozer blade to
the ground.
2. Raise the safety lock lever to the locked
AG7A058
position.
• Park the machine on a flat, rigid and safe
3. Stop the engine and remove the starter
ground. Set the parking brake.
key.
4. Lock the covers and take the key with
you.
If you must park on a slope or incline, park
the machine securely and block the
movement of the machine.
• When parking on a street, use barriers,
caution signs, lights, etc., so that the
machine can easily be seen even at night
to avoid collision with other vehicles.
1-21
SAFETY
PRECAUTIONS WHEN TRANSPORTING
• Chock the tracks and secure the machine
PRECAUTIONS WHEN
to the truck bed with wire rope or chain.
TRANSPORTING
Load/unload the machine safely
Ramp
Stopper
15º or less
Distance between ramps
AG7F001PE
The machine may roll or tip over or fall while
being loaded or unloaded. Take the following
precautions:
• Select a firm, level surface and keep
sufficient distance from road shoulders.
• Secure the ramps of adequate strength
and size to the truck bed. The slope of the
ramps must not exceed 15°. If the rumps
are bowed down too low, support them
with poles or blocks.
• Never use the working equipment to load
or unload the machine. Doing so may
result in tipping over or falling down of the
machine.
• Keep the truck bed and loading ramps
clean of oil, soil, ice, snow, and other
materials to prevent the machine from
sliding sideways. Clean the crawlers.
• Chock the transporter wheels to prevent
movement.
• When being loaded or unloaded, travel
slowly in 1st (low) gear by following the
signal from the signal person.
• Never change courses on the ramps.
• Do not slew/swing on the ramps. The
machine may tip over.
• When slewing/swinging on the truck bed,
do it slowly as the footing should be
unstable.
1-22
SAFETY
PRECAUTIONS WHEN TRANSPORTING
Hoist the machine safely
Transport the machine safely
• Know and use correct crane signals.
• Know and follow the applicable safety
• Check the hoisting equipment for damaged
rules, vehicle code and traffic laws when
or missing parts on a daily basis and
transporting the machine.
replace as necessary.
• Select the best transport route by
• When hoisting, use a wire rope capable of
considering the length, width, height and
lifting the machine mass.
weight of the truck with the machine
• Hoist the machine in such a manner
loaded on it.
described in the procedure below. Do not
• Never abruptly start or stop or run at a high
do it in any other manner, as it may result in
speed at the sharp curves during transport.
the machine losing its balance.
Doing so will move or lose the balance of
Refer to “Hoisting the machine” for further
the loaded machine.
instructions.
• Do not hoist the machine with an operator
on it.
• When hoisting, hoist slowly so that the
machine does not tip.
• Keep everyone out of the area when
hoisting. Do not move the machine over
the heads of the persons.
1-23
SAFETY
PRECAUTIONS ON MAINTENANCE
Replace safety-critical parts periodically
PRECAUTIONS ON
• Replace fuel hoses periodically. Fuel hoses
MAINTENANCE
wear out over time, even if they do not
Display a “DO NOT OPERATE” alert sign
show any symptom of wear.
• Regardless of the replacement schedule,
Severe injury could result if an unauthorized
replace immediately if a symptom of wear
person should start the engine or touch
is found.
controls during inspection or maintenance.
Refer to “List of safety-critical parts” for
• Before performing maintenance, stop the
further details.
engine, remove the key and take it with
you.
Explosionproof lighting
AG7A067
• Display a “DO NOT OPERATE” alert sign
on easy-to-see locations such as on the
To prevent an ignition or explosion, use
starter switch or on control levers.
explosion-proof lights when inspecting fuel,
oil, coolant or battery fluid. Otherwise,
explosion could result causing serious injury
Use the correct tools
or death.
AG7A065
Do not use damaged or weakened tools or
tools designed for other purposes. Use tools
appropriate for the work involved.
1-24
SAFETY
PRECAUTIONS ON MAINTENANCE
Prohibit access by unauthorized persons
Always keep the machine clean
AG7A068
AG7A070
Do not allow unauthorized personnel in the
• Clean the machine before performing
work area while working. Be careful when
maintenance.
grinding, welding or using a hammer. You
• Stop the engine before washing the
could be injured by flying debris from the
machine. Cover the electrical parts so that
machine.
water cannot enter. Water on electrical
parts could cause short-circuits or
malfunctions. Do not use water or steam to
Prepare work area
wash the battery, electronic control
components, sensors, connectors or the
• Select a firm, level work area. Make sure
operator’s compartment.
there is adequate light and, if indoors,
ventilation.
• Clear obstacles and dangerous objects.
Stop the engine before performing
Eliminate slippery areas.
maintenance
• Avoid lubrication or mechanical
adjustments while the machine is moving
or while the engine is running when the
machine is not moving.
• If maintenance must be performed with the
engine running, always work as a two
person team communicating each other.
· One person must sit in the operator’s
seat so that he/she can immediately stop
the engine when necessary. He/she must
take care not to touch the lever or pedal
unless necessary.
· The one who performs maintenance
must make sure to keep his/her body or
clothing away from the moving part of the
machine.
1-25
SAFETY
PRECAUTIONS ON MAINTENANCE
Stay clear of the moving parts
Secure the working equipment
To prevent unexpected movement, firmly
secure the working equipment when
repairing or replacing the bucket teeth or
side cutter.
Secure the engine hood or cover when
opened
Be sure to secure the engine hood or cover
AG7A072
before working the inside. Do not keep the
• Stay clear of all rotating and moving parts.
hood or cover open on a windy day or if the
If a hand or tool becomes trapped in the
machine is parked on a slope.
rotating or moving part, serious injury or
death could result.
• If a tool or other objects is dropped or
Place heavy objects in a stable position
inserted in the fan or fan belt, it will be
flown or cut in pieces. Do not drop or insert
anything in the fan or fan belt.
Firmly secure the machine or any
component that may fall
AG7A078
When it is necessary to temporally place a
heavy object or an attachment on the ground
during removal or installation, be sure to
place it in a stable position. Keep off
unauthorized persons from the storage place
for such object.
AG7A073
• Before performing maintenance or repairs
under the machine, lower all moveable
working equipment to the ground or in the
lowermost position.
• Chock the tracks.
• If you must work beneath the raised
machine or equipment, always use wood
blocks, jack-stands or other rigid and
stable supports. Never get under the
machine or working equipment if they are
not sufficiently supported. This procedure
is especially important when working on
hydraulic cylinders.
1-26
SAFETY
PRECAUTIONS ON MAINTENANCE
Cautions when refueling
Be careful with hot and pressurized
components
• Do not smoke or permit open flames while
AG7A081
fueling or near fueling operations.
Stop the engine and allow the machine to
• Never remove the fuel cap or add fuel
cool down before performing maintenance.
when the engine is running or still hot. Do
• The engine, muffler, radiator, hydraulic
not spill fuel on the hot surface of the
lines, sliding parts and many other parts of
machine.
the machine are hot immediately after the
• Fill the fuel tank in a well ventilated place.
engine is stopped. Touching these parts
• Do not fill the fuel tank to capacity. Allow
will cause burns.
room for oil expansion.
• The engine coolant, hydraulic oil and other
• Clean up spilled fuel immediately.
oils are also hot and under high pressure.
• Securely tighten the fuel filler cap. If the fuel
Be careful not to touch the hydraulic oil
cap is lost, replace it only with the genuine
when loosening the cap or plug. Working
cap. Use of a non-approved cap without
on the machine under these conditions
proper venting may result in pressurization
could result in burns or injuries due to the
of the tank.
hot oil spurting out.
• Never use fuel for cleaning.
• Use the correct grade of fuel for the
operating season.
Handling of hoses
Oil leak or fuel leak can cause a fire.
• Do not twist, bend or hit the hoses.
• Never use twisted, bent or cracked pipes,
tubes or hoses; otherwise, they may burst.
• Retighten loose connection.
1-27
SAFETY
PRECAUTIONS ON MAINTENANCE
Be careful with hot cooling systems
Release pressure before working on the
hydraulic system
Oil may spurt out if caps or filters are
removed or pipes are disconnected before
releasing the pressure in the hydraulic
system.
• Gradually loosen the vent plug to relieve
tank pressure.
• When removing plugs or screws, or when
disconnecting hoses, stand to the side and
loosen them slowly to gradually release the
AG7A082
internal pressure before removing.
Do not remove the radiator cap or the drain
• Oil or plug may spurt out according to the
plug when the cooling water is hot. Stop the
pressure in the travel motor case. Loosen
engine and wait until the engine and the
the plug slowly and release the internal
cooling water cool. Then, slowly loosen the
pressure.
radiator cap to release the internal pressure
and remove it.
Be careful with debris when the hammer
Be careful with oil internal pressure
is being used
Pressure is maintained in the hydraulic circuit
When using a hammer, pins may fly out or
long after the engine has been shut down.
metal particles may be scattered. This may
• Completely relieve the internal pressure
lead to serious injury.
before performing maintenance work.
• If hard metal parts such as pins, bucket
teeth, side cutter or bearings are hit with a
hammer, wear protective gear such as
safety goggles and gloves.
• When hitting pins or bucket teeth, always
check that there is no one in the
surrounding area.
AG7A083
• The hydraulic oil is high enough pressure to
penetrate the skin or eyes and cause
serious injury, blindness or death.
Remember that the hydraulic oil escaping
from a small hole is almost invisible. When
checking for leaks, wear protective goggle
and thick gloves, and use a paperboard or
plywood to keep your skin from oil
spurting.
If oil penetrates the skin, it must be
surgically removed within a few hours by a
doctor familiar with this type of injury.
1-28
SAFETY
PRECAUTIONS ON MAINTENANCE
Be careful with the high-pressure grease
Never disassemble the track adjuster
AG7A086
AG7A087
In the track adjuster, the grease has been
There is a very strong spring contained in the
injected under high pressure. If the tension is
track adjuster. If the track adjuster is
adjusted without following the prescribed
accidentally disassembled, the spring can
procedure, the grease discharge valve may
pop out, resulting in serious injury Never
fly off, resulting in injury.
disassemble the track adjuster.
• Never loosen the grease fitting.
• Loosen the grease discharge valve slowly.
Do not turn it more than one turns.
Handling of the accumulator
• Do not put your face, arms, legs or body in
front of the grease discharge valve.
• If grease does not come out when the
grease discharge valve is loosened, the
valve is faulty. Ask a Takeuchi service agent
for repair.
Be sure to handle the high-pressure nitrogen
gas enclosed in the accumulator with care. If
handled incorrectly, it could explode and
cause serious injury. Strictly observe the
following precautions:
• Do not disassemble.
• Do not allow flame near or throw it into a
fire.
• Do not drill, weld or fuse.
• Do not subject it to physical shock such as
hitting, rolling or dropping.
• Before disposing of the unit, the sealed gas
must be drained. Contact a Takeuchi
service agent for help.
1-29
SAFETY
PRECAUTIONS ON MAINTENANCE
Disconnect the battery wiring
Use caution when handling batteries
• Batteries contain sulfuric acid which will
damage the eyes or skin in case of
contact.
· If eye contact occurs, flush immediately
with clean water and get prompt medical
attention.
· If accidentally swallowed, drink large
quantities of water or milk and call a
physician immediately.
· If acid contacts skin or clothing, wash off
AG7A090
immediately with a lot of water.
Disconnect the battery wiring before working
• Wear protective goggle and gloves when
on the electrical system or doing electric
working with batteries.
welding. Disconnect the negative (-) battery
• Batteries generate flammable hydrogen
cable first. When reconnecting, connect the
gas which may explode. Keep away from
negative (-) battery cable last.
flame, sparks, fire or lighted cigarettes.
• When checking the level of the battery
fluid, use a flashlight.
• Be sure to stop the engine by turning off
the starter switch before inspecting or
handling the battery.
• Be careful not to let metal tools or any
metal objects come into contact with the
battery terminals and cause a short circuit.
• Loose battery terminals may result in
sparks. Be sure to fasten terminals tightly.
• Make sure the battery caps are tightened
securely.
• Do not charge a battery or jump-start the
engine if the battery is frozen; otherwise it
may explode. Warm the frozen battery to
15°C (60°F) before use.
• Do not use the battery when the fluid level
is below the lower level limit. Doing so will
hasten the deterioration of the internal
portions of the battery and shorten the
battery life. It also can cause rupturing
(explosion).
• Do not add the distilled water above the
upper level limit. Doing so could cause the
fluid to leak. This fluid can cause skin
damage if contacted, or can cause the
machine components to corrode.
• Use a dampened cloth to clean around the
fluid level line and check the fluid level. Do
not clean with a dry cloth; otherwise it
could cause static electricity to build up,
resulting in ignition or explosion.
1-30
SAFETY
PRECAUTIONS ON MAINTENANCE
Periodically replace the safety-critical
Jump starting with booster cables
parts
• When starting the engine using the booster
• To use the machine safely for a longer
cables, be sure to connect the cables in
period, periodically add oil and perform
the proper order described below. Wrongly
inspection and maintenance. To improving
connected cables can result in sparking
the safely, replace the safety-critical parts
and battery explosion.
like hoses and seat belts periodically. Refer
· Do not allow the “machine in trouble” and
to “Safety-critical parts to be replaced
“rescue machine” to touch each other.
periodically” for further details.
· Do not allow the positive (+) and negative
• The “Safety-critical parts to be replaced
(-) clips of the booster cables to touch
periodically” are the parts which
each other or to come in contact with the
deteriorate, wear and fatigue after repeated
machine.
use and whose properties change over
· When connecting, attach the positive
time. While these characters of these parts
booster cable to the positive (+) terminals
could cause serious physical or personal
first. When disconnecting, remove the
damage, judging the remaining life of these
negative cable from the negative (-)
part are difficult from external inspection or
terminal (ground) first.
the feeling when operating.
· Be sure to connect the clips securely.
• Replace the “Safety-critical parts to be
· Connect the last clip of the booster cable
replaced periodically” if any defect is found
to a point as far away from the battery as
from external inspection, even when they
possible.
have not reached the time specified
• Always wear the protective goggle and
interval.
gloves when starting the engine by using
the booster cables.
• Use the booster cables and clips of a size
suited to the capacity of battery. Do not
use damaged or corroded booster cables
and clips.
• Be sure that the battery of the “rescue
machine” has the same capacity as the
battery of the “machine in trouble”.
1-31
SAFETY
PRECAUTIONS ON MAINTENANCE
Have a Takeuchi service agent repair
Disposing of wastes
welding
If welding must be performed, make sure
that it is done by a qualified person in a
properly equipped workplace. To prevent any
part from breaking down or being damaged
due to overcurrent or sparks, observe the
following.
• Disconnect the wiring from the battery
before doing electric welding.
• Do not continuously apply 200 V or more.
AG7A099
• The earth ground must be connected
within one meter from the welding section.
• Always collect oil that is drained from the
Do not connect the earth ground near to
machine in containers. Improperly
an electronically controlled device/
disposed waste oil can cause
instrument or connectors.
environmental harm.
• Make sure that there are no seals or
• Follow appropriate laws and regulations
bearings between the welding section and
when disposing of harmful objects such as
the earth ground.
oil, fuel, coolant, solvent, filters and
• Do not connect the earth ground around
batteries.
the pins for the working equipment or
hydraulic cylinders.
• When welding is to be done on the
Handling of poisonous chemicals
machine body, disconnect the connectors
for the electronically controlled devices
Poisonous chemicals will cause serious injury
before working.
if directly contacted.
Poisonous chemistry used in this machine
includes grease, battery solution, coolant,
Vibrations operators are subject to
paint and adhesive agent.
Handle the poisonous chemicals properly
According to the results of the tests
with care.
conducted to determine the vibrations
transmitted to the operator by the machine,
the upper limbs are subjected to vibrations
lower than 2.5 m/s2 (8.2 ft/s2) while the
seated part of the body is subjected to
vibrations lower than 0.5 m/s2 (1.64 ft/s2).
Checks after maintenance
• Gradually increase the engine speed from a
low idle to maximum speed and check that
there is no oil or water leaking from the
serviced parts.
• Operate each control lever and check that
the machine is operating properly.
1-32
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