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The Shindaiwa H4 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!
Warning and Operational Labels
Introduction
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 infor-
mation that should be acted upon
to prevent 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.
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.
Contents
PAGE
PAGE
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 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 H4 series 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.
WARNING!
The engine exhaust from
this product contains chemicals
known to the State of California
to cause cancer, birth defects or
other reproductive harm.
Read and follow this operator's
manual. Failure to do so could
result in serious injury..
Wear eye and hearing protec-
tion at all times during operation
of this unit. Wear head protec-
tion where there is a risk of fall-
ing objects.
Beware of thrown or richocheted
objects
Make sure no one is within
15 M / 50 feet of an operating
machine.
50FEET
(15m)
DO NOT operate this unit
with a blade unless the unit is
equipped with a Shindawia-
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 con-
trol of the unit.
Safety ................................................... 3
Product Description .............................. 5
Specications ....................................... 5
Emission Control .................................. 6
Assembly .............................................. 6
Mixing fuel .......................................... 10
Filling the fuel tank...............................11
Starting the Engine ............................ 12
Stopping the Engine ........................... 13
Checking Unit Condition ..................... 13
Operation ............................................ 13
Maintenance ....................................... 16
Long Term Storage ............................. 21
Troubleshooting Guide ....................... 22
Warranty ............................................. 25
WARNING: Surface can be hot.
Always wear gloves when handling
this unit.
HOT SURFACE