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CS-370
SPARK ARRESTOR MUFFLER
• The spark arrestor muffler controls the exhaust
noise and prevents hot, glowing particles of
carbon from leaving the muffler.
Make sure the spark arrestor screen is in good
repair and properly seated in the muffler.
• Certain internal combustion engines operated on
forest, brush, and/or grass-covered areas in the
states of Washington, Oregon, Idaho, California,
Minnesota, New Jersey and Maine, are required
to be equipped with a spark arrestor.
CORRECT USE OF CHAIN BRAKE
DANGER
KICKBACK SAFETY PRECAUTION FOR
CHAIN SAW USERS: KICKBACK MAY
OCCUR WHEN THE NOSE OR TIP OF THE
GUIDE BAR TOUCHES AN OBJECT OR
WHEN THE WOOD CLOSES IN AND
PINCHES THE SAW CHAIN IN THE CUT.
Liner kickback
Rotational kickback
Chain moving downward at impact
Rotational kickback
Reduced radius
belongs on top
Pinch
Kickback
This requirement also applies to all U.S. Forest
Service lands.
In some of these areas, the spark arrestor system
must be certified per USDA Forest Service
Regulation SAE J 335.
Check with your local or state authorities for
specific regulations in your area.
Failure to follow these requirements is a violation of
the law.
The installation of a chain brake may be mandatory
by law or as stipulated by insurance regulations in
your area of operation.
You should inquire through local government
offices, your employer or your local dealer to
ensure that your chain saw conforms to the
required safety standard.
ECHO chain brakes have been designed and
tested to comply with international safety standards
as follows.
Canada : CSA Standard Z 62.1,
Standard Z 62.3 CHAIN SAWS
USA : ANSI Standard B175.1-2000
Safety Requirement for chain saws
WARNING
CSA Z 62.1 STIPULATES THAT THE BRAKE
SHALL STOP THE CHAIN 0.12 SECONDS AT
AN ENGINE SPEED OF 13,500 r/min.
IT IS THE RESPONSIBILITY OF THE OWNER /
OPERATOR TO ENSURE THAT THE BRAKE
IS SERVICED, ADJUSTED AND TESTED
STRICTLY IN ACCORDANCE WITH THE
INSTRUCTIONS AS DETAILED HEREIN IN
ORDER TO ENSURE THAT THE BRAKE
PERFORMANCE IS MAINTAINED IN
COMPLIANCE WITH THE STANDARD
CSA Z 62.1.