PROBLEM
Engine starts, runs,
Idle speed screw on carburetor
and accelerates but
requires adjustment
will not idle.
Line will not advance.
1. Line welded to itself.
2. Not enough line on spool.
3. Line worn too short.
4. Line tangled on spool.
5. Engine speed too slow.
1. Cutting tall grass at ground
Grass
wraps
round
shaft
housing
and
bump
2. Operating trimmer at partial
head.
Bump knob hard to
Screws
turn.
damaged.
1. Operating trimmer at partial
Oil drips from silencer.
2. Check oil / fuel mixture.
3. Air fi lter dirty.
English (Original instructions)
POSSIBLE CAUSE
level.
throttle.
threads
dirty
throttle.
SOLUTION
Contact servicing dealer if the problem persists.
1. Lubricate with silicone spray.
2. Install more line. Refer to "Line Replacement" earlier
in this manual.
3. Pull lines while alternately pressing down on and
releasing bump head.
4. Remove line from spool and rewind. Refer to "Line
Replacement" earlier in this manual.
5. Advance line at full throttle.
1. Cut tall grass from the top down.
2. Operate trimmer at full throttle.
or
Clean threads and lubricate with grease. If there is no
improvement, replace the bump knob.
1. Operate trimmer at full throttle.
2. Use fresh fuel and the correct synthetic 2-stroke oil
mix.
3. Clean per instruction in "Maintenance" section.
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