Trouble Shooting - Craftsman weedwacker 358.798420 Operator's Manual

21 cc/1.3 cu. in. 2-cycle engine 16 inch semi-automatic head gas weedwacker
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TROUBLE SHOOTING POINTS
TROUBLE SHOOTING
CHART
CAUSE
CORRECTION
SYMPTOM
Engine will not
start or will run only
for a few seconds
after starting.
Engine will not
idle properly.
Engine will not
accelerate, lacks
power, or dies under
a load
Engine
smokes
excessively
Engine
runs hot
Cutting Head stops
under a load or does
not turn when engine
is accelerated.
Line does not advance
1.
or breaks while
2.
cutting.
3.
4.
5.
6.
7.
Line welds onto spool.
1. Fuel tank empty.
2. Engine flooded.
3. Spark plug not fidng.
4. Fuel not reaching carburetor.
5. Carburetor requires adjustment.
6. None of the above.
1. Carburetor set too fast or too slow.
2. Carburetor requires adjustment.
3. None of the above,
1. Air filter dirty.
2. Spark plug fouled.
3. Carburetor requires adjustment.
4. Muffler outlets plugged.
5. None of the Above.
1. Air filter dirty.
2. Fuel mixture incorrect.
3. Carburetor requires adjustment.
1. Fuel mixture incorrect.
2. Spark plug incorrect,
3. Carburetor set too low (Lean).
4, None of the above.
t. Drive shaft not engaged.
2. Drive shaft broken,
Line improperly muted in head.
Line improperly wound onto spool.
Line size incorrect.
Old cutting line.
Too little line outside head.
Dirt accumulated on cover cut-outs.
Line wound in wrong direction.
1. Fill tank with correct fuel mixture.
2. See =Starting Instructions"
3. Install new plug/checkignition switch.
4. Replace fuel filter;, i nspect fuel line.
5. See =Carburetor Adjustments."
6. Contact your SEARS Service Center/Dept.
1. See =Carburetor Adjustments."
2. See "Carburetor Adjustments."
3. Contact your SEARS Service Center/Dept.
1. Clean or replace air filter.
2. Clean or replace spark plug and re-gap.
3. See "Carburetor Adjustments."
4, Contact your SEARS Service Center/Dept.
5. Contact your SEARS Service Center/Dept.
1. Clean or replace air filter.
2. Refuel with correctfuel mixture.
3. See "Carburetor Adjustments,"
1. See "Fueling Your Unit."
2. Replace with correctplug.
3. See "Carburetor Adjustments."
4, Contact your SEARS Service Center/Dept.
1. See "Assembly,""Tube", insert fully.
2. Contact your SEARS Service Center/Dept.
1. Remove cover, Check line routing.
2. Rewind line tightly and evenly.
3. Use only .080" diameter line.
4. Replace with new cutting line,
5. Remove cover. Pull 4" of line to outside.
6. Clean cover cut-out.
7. Rewind in correct direction.
1. Line size incorrect.
1. Use only .080" diameter line.
2. Old cutting line.
2. Replace with new cutting line.
3. Incorrect spool,
3. Use proper spool.
4, Crowding line against material being cut.
4. Cut with tip of line.
5, Cutting at higher speed than necessary.
5. Reduce cutting speed,
Line pulls back
1. Too little line outside of head.
1. Remove cover. Pull4" of line to outside.
into head.
2. Old cutting line.
2. Replace with new cutting line.
ff situations occur which are not covered in this manual, use care and good judgemenL
ff you need assistance, contact your SEARS Service Center/Department or the
CUSTOMER ASSISTANCE HOTLINE at 1-800235-5878
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