17
Before adjusting the carburetor, make sure
that provided are clean air/fuel filters and fresh,
properly mixed fuel.
When adjusting, take the following steps:
Be sure to adjust the carburetor with the bar
chain attached.
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 engine and allow it to warm up in low
speed for a few minutes.
3.
Turn
idle
adjusting
screw
(T)
counter-clockwise so that saw chain does not
turn. If idling speed is too slow, turn the screw
clockwise.
4. Make a test cut adjust the H needle for best
cutting power, not for maximum speed.
(1) L needle
(2) H needle
(3) Idle adjusting screw
■
CHAIN BRAKE
The chain brake is a device which stops the
chain instantaneously if the chain saw recoils
due to kickback.
Normally, the brake is activated automatically
by inertial force. It can also be activated
manually by pushing the brake lever (Front
handle guard) down toward the front.
When the brake operates, a white cone pops
6.
Operation
