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7. Operation
engine while pulling the throttle lever.
■ ADJUSTING THROTTLE CABLE
• The normal play is 1 or 2mm when measured at
the carburetor side end. Readjust with the cable
adjuster as required. (OP5)
(1) cable adjuster
■ ADJUSTING IDLING SPEED (OP6)
1. When the engine tends stop frequently at idling
mode, turn the adjusting screw clockwise.
2. When the cutting head keeps rotating after
releasing the trigger, turn the adjusting screw
counter-clockwise.
(1) idle adjusting screw
• Warm up the engine before adjusting the idling
speed.
■ ADJUSTING THE MAXIMUM SPEED
• The screw at the throttle lever is for adjusting the
maximum rpm. (OP7)
• Turning the screw crock-wise, the rpm becomes
down, the otherwise, the rpm becomes up.
(STANDARD OPERATION SPEED: 8000~9500
rpm)
Running engine with faster engine speed than
9500 rpm may damage the engine, slower
engine speed than 8000 rpm may cause of the
poor cutting ability.
(1) adjust screw (2) down (3) up
■ USAGE
This machine does cutting not by a rotary cutter
like conventional trimmers but by a pair of special
blades, each upper blade and lower blade oscillate
opposite direction alternately within a limited angle
at a speed of approximately 1/30 of conventional
trimmers.
This unique mechanism brings you many benefits
like the following:
1. Since the blade does not cause grass chips and
pebbles to the thrown around, you may use less
care about your clothing or surroundings.
2. Should the blade hit a rigid object like stones,
trees or steel poles during operation, it does not
produce a bounce motion that can cause loss of
NOTE
❲
17
❳
(1)
OP6
OP7
.04 in
(1~2mm)
(1)
OP5