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TROUBLESHOOTING CHART
PROBLEM CAUSE
Does not start 1. Dirty airfilter.
2. Out offuel.
3. Stale fuel.
Loss of power
CORREC_ON
4. Water in fuel,
5. Spark plug wire is
disconnected.
6. Bad spark plug.
7. Loose blade or broken
blade adapter•
8. Control bar in released
position.
9. Control bar defective.
1. Rear of lawn mower
housing or cutting blade
dragging in heavy grass•
2. Cutting too much grass.
3. Dirtyair filter.
4. Buildupof grass, leaves,
and trash under mower.
5. Too muchoil in engine.
6, Walking speed toofast.
1. Worn, bent or loose blade.
2. Wheel heights uneven.
3. Buildup of grass, leaves
and trash under mower.
1. Worn, bent or loose blade.
2. Bent engine crankshaft.
1. Engine flywheel brake is on
when control bar is released
2. Bent engine crankshaft.
3. Blade adapter broken.
4. Blade dragging in grass.
1. Drive wheals not turning
with ddve control engaged.
2. Belt not ddving.
1. Clean/replace air filter.
2. Fillfuel tank.
3. Drain tank and refill with
fresh clean fuel.
4. Drain fuel tank and
carburetor and refilltank
with fresh gasoline.
5. Connect wire to plug.
6. Replace spark plug.
7. Tighten blade bolt or
replace blade adapter.
8. Depress control bar to
handle.
9. Replace control bar.
1. Set to =Higher Cut"
position.
2. Set to =Higher Cut"
position.
3. Clean/replace air filter.
4. Clean underside of mower
housing.
,5. Check oil level.
16
• Cut at slower walking
speed.
Poor cut- 1. Replace blade. Tighten
uneven blade bolt.
2. Set all wheels at same
height.
3. Clean underside of
mower housing.
Excessive 1. Replace blade. Tighten
vibration blade bolt.
2. Contact a Sears or other
qualified service center.
Starter rope herd 1. Depress control bar to
topun upper handle before
pulling starter rope.
2. Contact a Sears or other
qualified service center.
3. Replace blade adapter.
4. Move lawn mower to cut
grass or to hard surface.
Loss of drlve 1. Adjust or replace drive
control cable.
2. Put belt on pulleys or
replace belts if broken.
17
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