Shindaiwa T450 Owner's/operator's Manual
SHINDAIWA OWNER’S/OPERTOR'S MANUAL
T450 GRASS TRIMMER
WARNING!
Part Number 62104-94310 Rev. 02/05
Read this manual and familiarize yourself with its contents.
This machine is designed for cutting grass, weed, and bushes. Do not use
this machine for other purposes.
Minimize the risk of injury to yourself and others.
Do not operate or service this machine unless you clearly understand this manual.
Keep this manual at a particular place so that you can reread it whenever you have
a question about its use.
2
Throughout this manual are special attention statements.
WARNING!
A statement preceded by the triangular
attention symbol and the word “WARNING” contains information that should
be acted upon to prevent serious bodily
injury
.
CAUTION!
A statement preceded by the word
“CAUTION” contains information that
should be acted upon to prevent mechanical damage.
IMPORTANT!
A statement preceded by the word
“IMPOR
TANT” is one that possesses
special significance.
NOTE:
A statement preceded by the word “NOTE”
contains information that is handy to know
and may make your job easier.
Attention Statements
IMPORTANT!
The operational procedures described
in this manual are intended to help you
get the most from your unit as well as
to protect you and others from harm.
These procedures are guidelines for safe
operation under most conditions, and are
not intended to replace any safety rules
and/or laws that may be in force in your
area. If you have questions regarding
your Shindaiwa power tool, or if you do
not understand something in this manual,
your Shindaiwa dealer will be glad to assist you.
You may also contact Shindaiwa,
Inc. at the address printed on the back of
this manual.
Introduction
Page
Shindaiwa 450-series hand held power
equipment has been designed and built to
deliver superior per
formance and reliability
without compromise to quality, comfort,
safety or durability.
Shindaiwa’s high-performance engines
represent the leading edge of 2-cycle
engine technology, delivering exceptionally
high power with remarkably low displacement and weight. As an owner/operator
,
you’ll soon discover for yourself why
Shindaiwa is simply in a class by itself!
IMPORTANT!
The information contained in this owner's/
operator's manual describes units available at the time of publication.
Shindaiwa Inc. reserves the right to
make changes to products without prior
notice, and without obligation to make alterations to units pr
eviously manufactured.
Attention Statements .................................. 2
General Safety Instr
uctions ....................... 3
Safety Labels ................................................ 5
Checking Unit Condition ........................... 5
Unit Description .......................................... 6
Specifications ............................................... 6
Assembly Procedure ................................... 7
Mixing Fuel ............................................... 10
Starting the Engine ................................... 11
Stopping the Engine ................................. 12
Adjusting Engine Idle ............................... 12
Shoulder Strap/Harness .......................... 12
Operation .................................................. 12
Maintenance .............................................. 13
Long Term Storage ................................... 14
Troubleshooting Guide ............................ 16
Declaration of Conformity ........................ 19
Contents
Read and follow this operators
manual. Failure to do so could
result in serious injury
.
Wear head, eye, and hearing
protection during the operation
of this machine.
W
ear non-slip gloves, long
trousers and non-skid boots
during the operation of this
machine.
make sure no one is within 15
meters
os an operating machine.
Beware of thrown objects.
The maximum speed of the
cutting attachment shaft in min
-1
.
Sound Power Level (measured
in accordance with 2000/14/EC)
3
Work Safely
Trimmers operate at very high speeds and
can do serious damage or injury if they are
misused or abused. Never allow a person
without training or instr
uction to operate
this unit!
WARNING!
Use Good Judgment
NEVER run the engine when transporting the unit.
NEVER run the engine indoors! Make
sure there is always good ventilation. Fumes from engine exhaust can
cause serious injury or death.
AL
WAYS use the proper cutting tool
for the job.
AL
WAYS stop the unit immediately if
it suddenly begins to vibrate or shake.
Inspect for broken, missing or improperly installed parts or attachments.
NEVER extend trimming line beyond
the length specifi
ed for your unit.
ALWAYS keep the unit as clean as
practical. Keep it free of loose vegetation, mud, etc.
AL
WAYS hold the unit firmly with both
hands when cutting or trimming, and
maintain control at all times.
AL
WAYS keep the handles clean.
AL
WAYS disconnect the spark plug
wire before performing any
maintenance work.
Stay Alert
You must be physically and mentally fit to
operate this unit safely.
General Safety Instructions
WARNING!
Never make unauthorized attachment
installations.
WARNING!
Never operate power equipment of any kind if you are
tired or if you are under the infl
uence of
alcohol, drugs, medication or any other
substance that could af
fect your ability
or judgement.
4
SAFETY
Be Aware of the Working Environment
Avoid long-term opera-
tion in very hot or very
cold weather
.
Make sure bystanders
or observers outside the
15 meter “danger zone”
wear eye protection.
Be extremely careful of slip-
pery terrain, especially during
rainy weather
.
Always make sure
the appropriate cutting
attachment shield is
correctly installed.
If contact is made with a hard
object, stop the engine and
inspect the cutting attachment for
damage.
Be constantly alert for objects and debris
that could be thrown either from the rotating
cutting attachment or bounced from a hard
surface.
Reduce the risk of bystanders
being struck by flying debris. Make
sure no one is within 15 meters
— that’
s about 16 paces — of an
operating attachment.
Beware of a trimmer head when
brushcutting or edging.
A coasting
trimmer head can injure while it
continues to spin after the throttle
trigger is released or after the
engine is stopped.
15
METERS
ALWAYS clear your work area of trash or
hidden debris that could be thrown back at
you or toward a bystander
. When operating in
rocky terrain or near electric wires or fences,
use extreme caution to avoid contacting such
items with the cutting attachment.
The Properly Equipped Operator
Always operate with both hands firmly
gripping the unit.
W
ear close-fitting clothing to protect legs and arms.
Gloves offer added protection and are strongly recommended. Do not wear clothing or jewelry that could get
caught in machinery or
underbrush. Secure long hair so that it
is above shoulder level.
NEVER wear shorts!
W
ear hearing protection devices and a
broad-brimmed hat or helmet.
Always wear eye protection such as
goggles or safety glasses to shield
against thrown objects.
Keep away from the rotating
trimmer line or blade at all
times, and never lift a moving
attachment above waist-high.
W
ear appropriate footwear (non-skid
boots or shoes): do not wear opentoed shoes or sandals. Never work
barefooted!
Keep a proper footing and do not overreach.
Maintain your balance at all times during operation.
Always make sure the appropriate cutting
attachment shield is correctly installed and in
good condition.
Always wear a Shoulder Harness.
5
Safety Labels
IMPORTANT!
Safety and Operation Information
Labels: Make sure all information labels are undamaged and
readable. Immediately replace
damaged or missing information
labels. New labels are available from your local authorized
Shindaiwa dealer
.
Checking Unit Condition
WARNING!
A cutting attachment shield or other protective device is no guarantee of protection against ricochet. YOU MUST ALWAYS
GUARD AGAINST FLYING DEBRIS!
Use only authorized Shindaiwa parts and accessories with your
Shindaiwa trimmer. Do not make modifications to this unit without
the written approval of Shindaiwa, Inc.
NEVER operate the unit with the cutting attachment shield or
other protective devices (harness, ignition switch, blade retention
clip, etc.) removed!
ALWAYS make sure the cutting attachment is properly installed
and fir
mly tightened before operation.
NEVER use a cracked or warped cutting attachment: If a properly
installed attachment vibrates, r
eplace the attachment with a new
one and re-check.
ALWAYS stop the engine immediately and check for damage if
you strike a for
eign object or if the unit becomes tangled. Do not
operate with broken or damaged equipment.
NEVER allow the engine to run at high RPM without a load. Do-
ing so could damage the engine.
NEVER operate a unit with worn or damaged fasteners or attach-
ment holders.
NEVER cut with dull blades. Doing so will increase the risk of
blade thr
ust and may also damage your equipment.
6
Specifications
Unit Description
Outer Tube
Grip
Cutting
Attachment
Shield
Using the accompanying illustrations as
a guide, familiarize yourself with this unit
and its various components. Understanding
the pr
oduct helps ensure top performance,
long service life, and safer operation.
WARNING!
Do not make unauthorized
modifications or alterations to any of
these units or their components.
Throttle
Trigger
Tank
Guard
Ignition
Switch
Fuel
T
ank
Spark
Plug
T450 TRIMMER
Shoulder
Harness
Air
Filter
* Sound Pressure Level: In accordance with EN ISO 11806 and ISO 7917
** Sound Power Level In accordance with EN ISO 11806 and ISO 10884
*** Vibration Level: In accordance with EN ISO 11806 and ISO 7916
Note 1: 8-tooth blade equipped.
Note 2: T
rimmer head equipped.
Handle
Gearcase
Model Name ............................................................................................T450/EC1
Engine Model ......................................................................................................... S450EC1
Engine Type .........................................................2-cycle, vertical cylinder, air cooled
Displacement ............................................................................................ 41.5 cm
3
Bore and Stroke .................................................................................... 40 x 33 mm
Maximum Power Output .............................................................................. 1.6 kW
Engine Speed at Idling ........................................................................... 2,750 min
-1
Maximum Engine Speed ...................................................................... 11,500 min
-1
Engine Speed at Maximum Power Output .............................................. 7,500 min
-1
Dry Weight (Without cutting attachment and guard.) ................................................. 7.5 kg
Dimensions (L x H x H) mm ............................................................1,795x370x320
Fuel Tank Capacity .................................................................................. 1000 cm
3
Fuel/Oil Ratio ..................................................................................................50:1
Carburetor Type .............................................................. TK, DPV11W, Diaphragm
Ignition ............................................................. Fully electronic, transistor controlled
Spark Plug .......................................................................................... NGK BMR6A
Air Cleaner Type .......................................................................................Semi-wet
Starting Method ................................................................................. Recoil Starter
Stopping Method ................................................................................. Slide Switch
Handle Type .............................................................................................J-Handle
Sound Pressure Level* (average data between at Idling and at Racing) Note 1 ............................95 dB (A)
Sound Power Level** (average data between at Idling and at Racing) Note 1 ..................................107 dB
Vibration Level*** Note 1 Idling (Left/Right) .............................................3.6/2.3 m/s
2
Racing (Left/Right) 4.6/7.2 m/s
2
Sound Pressure Level* (average data between at Idling and at WOT) Note 2 ..............................99 dB (A)
Sound Power Level** (average data between at Idling and at WOT) Note 2 ...............................112 dB (A)
Vibration Level*** Note 2 Idling (Left/Right) .............................................1.9/1.0 m/s
2
WOT (Left/Right) 3.4/4.7 m/s
2
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