‘-
9
● Install the air filter cover.
H
o
@10
L @
IG
o
@
T
H
H
Qg
max. rpm
l/4G
L L
H
max. rpm
o
@
@
L
-i
CARBURETOR ADJUSTMENTS
L = Low H = High T = Idle Speed
●
L
●
●
●
H
●
●
●
●
Gently seat the “H” and “L” needles (turn clock-
wise open each needle one (1) turn (counter-
clockwise.
- NEEDLE ADJUSTMENT
start the saw and warm it up.
turn the L-needle clockwise until the highest
idle RPM is noted, then open the needle 1/4
turn.
rapidly accelerate to full throttle. Too lean a
setting will result in hesitation on acceleration
and hard starting.
- NEEDLE ADJUSTMENT
start the saw and warm it up.
rev. the engine in short bursts to max. RPM.
CAUTION: Operate the engine at max. RPM
only for a short period of time or the engine
could be damaged.
Open the H-needle approximately 1/4 turn
until a distinct 4 stroke (rich) exhaust sound is
noted.
Check the max. speed of the saw with a
tachometer. The maximum speed should not
exceed 12,000 RPM.
For Husqvarna Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com
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