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F14
F15
F16
32
English
8. Operation
1. H and L needles are restricted within the number of
turn as shown below.
H needle –1/4
L needle –1/4
2. Start the engine and allow it to warm up in low
speed for a few minutes.
3. Turn the idle adjusting screw (T) counterclockwise
so that the saw chain does not turn. If the idling
speed is too slow, turn the screw clockwise.
4. Make a test cut and adjust the H needle for best
cutting power, not for maximum speed.
(1) L needle
(2) H needle
(3) Idle adjusting screw
■ CHAIN BRAKE
This machine is equipped with an automatic brake to
stop saw chain rotation upon occurrence of kickback
during saw cutting. The brake is automatically operated
by inertial force, which acts on the weight fitted inside
the front guard.
This brake can also be operated manually with the
front guard turned down to the guide bar.
To release the brake, pull up the front guard toward the
front handle till a "click" sound is heard. (F15)
IMPORTANT
[Caution]
Be sure to confirm brake operation during daily
inspection.
How to confirm:
1) Turn off the engine.
2) Holding the chain saw horizontally, release your
hand from the front handle, hit the tip of the guide
bar to a stump or a piece of wood, and confirm
brake operation. Operating level varies by bar size.
(F16)
In case the brake is not effective, ask our dealer
inspection and repairing.
The engine, If being kept rotated at high speed with the
brake engaged, heats the clutch, causing a trouble.
When the brake is operated while in operation,
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