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4
CONTENTS
Page
Rules for Safe Operation ................................................................................................................ 2
Technical Data ................................................................................................................................ 4
Nomenclature of Parts .................................................................................................................... 5
Preparation for Use ......................................................................................................................... 6*
Operation ........................................................................................................................................ 7
Cutting Instructions ......................................................................................................................... 9
Maintenance and Care .................................................................................................................. 13
Chain and Guide Bar Combinations.............................................................................................. 14*
Setting the Saw Chain................................................................................................................... 15
Troubleshooting ............................................................................................................................ 16
Storage.......................................................................................................................................... 17
Correct Use of Chain Brake .......................................................................................................... 18
TECHNICAL DATA
* Technical data subject to change without notice.
Air-cooled, two-stroke, single cylinder
Flywheel magneto : CDI system
CHAMPION CJ-7Y or NGK BPM 7A
Automatic centrifugal clutch
50:1 ratio with ECHO brand two-stroke oil.
89 octane unleaded. Do not use fuel containing methyl alcohol,
more than 10% ethyl alcohol or 15% MTBE.
ECHO bar and chain oil (or motor oil)
See page 14 for Bar and Chain technical data.
A djustable autom atic oil pum p
Throttle control lockout, Chain brake,
Chain catcher, Spart arrester muffler