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18
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6. MAINTENANCE
F16
F17
F18
■ GEARCASE (F16)
Supply multi-purpose grease at every
20 hours of use
.
1. Use a grease pump.
2. Feed grease until it comes out of
the base of blades.(F16-a)
■ ADJUSTING CARBURETOR
(F17)
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.
(1) Idle adjusting screw
(2) Up
(3) Down
(4) Fuel adjusting screw
(Opening 1 ± 1/4)
(5) Decrease
(6) Increase
■ THROTTLE WIRE PLAY (F18)
Throttle wire play should be 1~2 mm.
After completely returning the throttle
lever, take the throttle wire at the
carburetor end in your fingers and
give a light tug. If the play is too great
or too small, readjust the position of
the wire retaining nut. Loosen the
lock nut and turn the wire retaining
nut clockwise (screw in) to increase
the play and counter-clockwise
(unscrew) to reduce it. After
adjusting, please fasten the wire
retaining nut by tightening the lock
nut.
a. Lock nut
b. Wire retaining nut
c. Wire sleeve