Introduction
The Shindaiwa 3410 Series hand held
power equipment has been designed and
built to deliver superior performance and
reliability without compromise to quality,
comfort, safety or durability.
Shindaiwa engines represent the leading
edge of high-performance engine technol-
ogy, 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.
Echo Inc. reserves the right to make
Shindaiwa Inc. reserves the right to make
changes to products without prior notice,
changes to products without prior notice,
and without obligation to make alterations
and without obligation to make alterations
to units previously manufactured.
to units previously manufactured.
WARNING!
The engine exhaust from this product
contains chemicals known to the State
of California to cause cancer, birth
defects or other reproductive harm.
Contents
Safety Information ......................................
Assembly .....................................................6
Adjustments................................................7
Engine Fuel...............................................10
Cutting Grass with a Trimmer Head ......1
Maintenance .............................................14
Emission System Warranty .....................0
2
Attention Statements
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 "IM-
PORTANT" 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.
Read and follow this
operators manual.
Failure to do so could
result in serious injury.
Wear eye and hearing
protection at all times
during the operation
of this unit.
Keep bystanders
PAGE
at least 50 feet (15 m)
away during operation.
Beware of thrown or
ricocheted objects.
Do not operate this unit with a
blade unless the unit is equipped
with a Shindaiwa-approved
handlebar or barrier.
Always wear a harness when
operating this unit with a blade.
A harness is also recommended
when using trimmer line.
If unit is used as a brushcutter,
beware of blade thrust. A jammed
blade can cause the unit to jerk
suddenly and may cause the
operator to lose control of the unit.
IMPORTANT!
The operational procedures described in
this manual are intended to help you get
the most from this unit as well as to protect
you and others from harm. These proce-
dures are guidelines for safe operation un-
der 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 3410 series hand
held power equipment, or if you do not
understand something in this manual, your
Shindaiwa dealer will be glad to assist you.
You may also contact Echo Inc. at the
address printed on the back of this Manual.
Safety Instructions
Work Safely
Shindaiwa 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
instruction to operate this unit!
WARNING!
Never make unauthorized
attachment installations. Do not
use attachments not approved by
Shindaiwa for use on this unit.
Stay Alert
You must be physically and mentally fit to
operate this unit safely.
WARNING!
Never operate power equipment of any
kind if you are tired or if you are under
the influence of alcohol, drugs,
medication or any other substance that
could affect your ability or judgement.