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TROUBLESHOOTING
PROBLEM CAUSE
6oesnotsta_ 1, Dirtyairfilter.
CORRECTION
2. Out offuel.
3, Stale fuel.
4. Water in fuel.
5. Spark plug wire is
disconnected.
6. Bad spark plug.
7. Throttle control lever not
in correct position
(if equipped).
1. Dirty air filter.
2. Buildup of grass, leaves,
and trash under trimmer.
3. Too much oil in engine.
4. Walking speed too fast.
1. Lines uneven or broken.
2. Loose nuts or bolts.
3. Damaged trimmer head.
1. Bent engine crankshaft.
1. Belt not driving.
1. Handle height position no1
right for you.
1. Trimmer line length is
too short.
2. Throttle control lever not
in correct position
(if equipped).
1. Trimmer line not
properly installed.
2. Broken line retainer clip.
3. Incorrect size of
trimmer line.
1. Clean/replace air filter.
2. Fill fuel tank.
3. Drain tank and refill with
fresh clean fuel.
4. Drain fuel tank and
carburetor and refill tank
with fresh gasoline.
5. Connect wire to plug.
6. Replace spark plug.
7. Move throttle lever to FAST
position.
Loss of power 1. Clean/replace air filter.
2. Clean underside of trimmer
and trimmer head.
3. Check oil level.
4. Trim at slower walking
speed.
Excessive 1. Check trimmer lines.
Vibration 2. Check all hardware,
including engine bolts.
3. Check/repair trimmer head.
Starter rope harc 1. Contact a Sears or other
to pull qualified service center.
Loss of head 1. Put belt on pulleys or
drive replace belt if broken.
Hard to push 1. Adjust handle height
to suit.
Poor trimming 1. If line is worn or broken to
performance half original length,
replace line.
2. Move throttle lever to FAST
position.
Trimmer head 1. Follow instructions in
does not Maintenance section.
retain line 2. Replace string carrier plate
assembly.
3. Use .155 diameter
trimmer line.
15
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