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Introduction
The Shindaiwa 231 series of hand-held power equipment is 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 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!
Safety ...................................................3
Product Description ...............................6
Specications ........................................7
Mixing fuel .............................................8
Filling the fuel tank.................................9
Starting the Engine .............................10
Stopping the engine.............................12
Operation .............................................12
Maintenance ........................................13
Troubleshooting Guide ........................19
Warranty ..............................................22
Echo, Inc. reserves the right to make changes to products without prior notice, and without obligation to make alterations to
units previously manufactured.
IMPORTANT!
The information contained in these instructions describes units available at the time of publication.
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WARNING!
The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth
defects or other reproductive harm.
IMPORTANT!
The operational procedures described in this manual are intended to help you get the most from this unit as well as to pro-
tect 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
series of hand-held power equipment, or if you do not understand something in this manual, contact Shindaiwa at the
address printed on the back of this Manual.
Throughout this manual are special “attention statements”.
Attention Statements
WARNING!
A statement preceded by the triangular attention symbol and the
word “WARNING” contains information that should be acted upon to pre-
vent serious bodily injury.
CAUTION!
A statement preceded by the word
“CAUTION” contains information
that should be acted upon to prevent
mechanical damage.
NOTE:
A statement preceded by the word
“NOTE” contains information that is
handy to know and may make your job
easier.
DANGER!
A statement preceded by the triangular attention symbol and
the word “DANGER” contains information that should be acted upon
to prevent serious injury or death.
IMPORTANT!

A statement preceded by the word “IMPORTANT” is one that possesses

special signicance.

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