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TROUBLESHOOTINGTABLE
_lL WARNING: Always stop unit and disconnect spark plug before perform-
ing all of the recommended remedies below except remedies that require
operation of the unit.
TROUBLE CAUSE REMEDY
1. Move ON/STOP switch to oN.
Engine wi, not
start or will run
only 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.
1. ON/STOP switch in
STOP position.
2. Engine flooded,
3. Fuel tank empty.
4. Spark plug not firing.
5. Fuel not reaching
• carburetor.
6. Carburetor requires
adjustment,
7. None of the above,
1. Idle speed set too high
or too low.
2. Low Speed MIxtura
requires adjustment.
3. Crankshaft seals worn.
4. Compression low.
5. None of the above•
1. Air filter dirty.
2. Spark plug fouled.
3. Carburetor requires
adjustment•
4. Exhaust ports or muf-
fler outlets plugged,
2. See "DifficultStarting" in the
Operation Section.
3. Fill tank with correctfuel mixture.
4. Install new spark plug,
5. Check for dirtyfuel filter; replace,
Check for kinked or splitfuel line;
repair or replace.
6. See "Carburetor Adjustment" in the
Service and Adjustments Section.
7. Contact Sears Service.
1. See "Carburetor Adjustment" in the
Service and Adjustments Section.
2. See "Carburetor Adjustment" in the
Service and Adjustments Section.
3. Contact Sears Service.
4. Contact Sears Service.
5. Contact Sears Service.
1. Clean or replace air filter.
2. Clean or replace plug
and regap.
3, See "Carburetor Adjustment" in the
Service and Adjustments Section.
4, Contact Sears Service.
5. Compression low. 5. Contact Sears Service.
6. Chain brake engaged. 6. Disengage chain brake.
7. None of the above. 7. Contact Sears Service.
1. Choke partially on.
2. Fuel mixture incorrect.
3. Air filter dirty.
4. High Speed Mixture
requires adjustment.
5, Crankcase leak.
1. Fuel mixture incorrect.
1, Adjust choke,
2, Empty fuel tank and refill with
correct fuel mixture.
3. Clean or replace air filter.
4, See "Carburetor Adjustment" in the
Service and Adjustments Section.
5. Contact Seam Service.
1•
2. Spark plug incorrect. 2.
3. High Speed Mixture 3.
set too lean.
4. Exhaust portsor muf- 4.
tier outlets plugged.
5. Carbon build-up on 5.
spark arresting screen•
6. Starter housing dirty. 6.
7. None of the above. 7.
See "Fueling Engine" in the
Operation section.
Replace with correct plug.
See "Carburetor Adjustment" in the
Service and Adiustments Section.
Contact Sears Service.
See "Cleaning the Spark Arresting
Screen" in the Maintenance section•
Clean starter housing area.
Contact Sears Service.
2O
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