F11
30
English
8. Operation
■ ADJUSTING CARBURETOR (F11)
The carburetor has been adjusted at the factory.
Should your unit need readjustment due to the
changes in altitude or operating conditions, please let
your skillful dealer make the adjustment. A wrong
adjustment may cause damage to your unit. If you
have to make the adjustment yourself, please carefully
follow the procedure below.
NOTE
Be sure to adjust the carburetor with the bar chain
attach ed.
1. H and L needles are restricted within the number of
turn as shown below, because this engine conforms
to 1995 California regulations for utility and lawn and
garden equipment engines as applicable.
H needl : –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) counterclockwise 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