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Introduction
The Shindaiwa H4 series has been
designed and built to deliver superior
performance and reliability without com-
promise to quality, comfort, safety or
durability.
Shindaiwa engines represent the lead-
ing edge of high-performance engine
technology, delivering exceptionally high
power with remarkably low displace-
ment and weight. As an owner/opera-
tor, you’ll soon discover for yourself why
Shindaiwa is simply in a class by itself!
Throughout this manual are special
“attention statements”.
Attention Statements
WARNING!
A statement preceded by
the triangular attention symbol and
the word “WARNING” contains infor-
mation 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 pre-
vent mechanical damage.
IMPORTANT!
A statement preceded by the word
“IMPORTANT” is one that possesses
special signicance.
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 infor-
mation that should be acted upon
to prevent serious injury or death.
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
Shindaiwa hand held power equipment, or if you do not understand something in this manual, contact your local Shindaiwa
dealer for assistance. You may also contact Shindaiwa at the address printed on the back of this Manual.
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.
Operational and Warning Labels
Contents
PAGE PAGE
Keep feet away from
blade. Rotating blade
may cause injury.
Blade may continue to
rotate after the unit is
shut off.
WARNING!
The engine exhaust from
this product contains chemicals
known to the State of California to
cause cancer, birth defects or other
reproductive harm.
Attention Statements .............................2
Safety ....................................................3
Product Description ...............................5
Specications ........................................5
Emission Control ...................................6
Assembly ...............................................6
Mixing fuel .............................................7
Filling the fuel tank.................................8
Starting the Engine ...............................9
Stopping the Engine ............................10
Read and follow this
operators manual.
Failure to do so could
result in serious injury.
Wear eye and hearing
protection at all time
during the operation
of this unit.
Keep bystanders
at least 50 feet (15 m)
away during operation.
Beware of thrown or
ricocheted objects.
PAGE
Checking Unit Condition ......................10
Operation .............................................11
Maintenance ........................................12
Long Term Storage ..............................18
Troubleshooting Guide ........................19
Warranty Statement ............................22
WARNING: Surface can be
hot. Always wear gloves when
handling this unit.
HOT SURFACE