ICS 680ES Manual De Mantenimiento página 71

680ES SERVICE MANUAL
23.1
Basic Setting:
H = 2 1/4 - 2 3/8 turns from closed.
L = 1 1/4 to 1 3/8 turns from closed.
Complete carburetor readjustment.
23.2
Remove limiter cap.
A. Limiter caps can only be removed after
the cylinder cover and screw boot have
been removed. Observe orientation of
the release slots on the adjustment screw
limiter cap. See section 10 for cylinder
cover removal.
B. Insert the limiter cap puller into the
center of the limiter cap.
C. Firmly hold the tool shaft while
screwing in the puller screw until the
screw head is against the puller shaft.
D. Unscrew the puller screw, 1/4 turn and
pull straight out. Repeat for second limiter
cap.
23.3
Using a 5/64" straight blade screwdriver,
gently turn the adjustment screws
clockwise until completely closed.
23.4
Set the adjustment screws at the basic
setting (see section 23.1).
The side cover must be held tightly
in place with the side cover nuts, using a
bar and no chain. Failure to follow this
procedure may result in personal injury
and or damage to the power cutter.
© 2020 ICS- Blount Inc Specifications and pricing are subject to change without notice. P/N 598000 REV01162020
23. CARBURETOR TUNING
RPM settings for power cutters.
NOTE: Power Cutters tuned without
chain installed.
Idle Speed = 3,000 ± 200 rpm
Full Throttle = 11,500 ± 500 rpm
A
B, C, D
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