TROUBLESHOOTING TABLE
WARNING: Alwaysstopunit anddisconnect s parkplugbeforeperform-
ing all of the recommended remediesbelowexceptremediesthatrequire
Engine will not
start or will run
only a few
seconds after
starting.
operation of the unit.
TROUBLE
CAUSE
REMEDY
1. Move ON/STOP switch to ON.
Engine will
not idle
propedy.
Engine will not
accelerate.
lacks power.
or dies under
a load.
Engine
i
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 Mixture
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 pods or muf-
fler outlets plugged.
5. Compression low.
6. Chain brake engaged.
7. None of the above.
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,
2. Spark plug incorrect.
3. High Speed Mixture
set too lean.
4. Exhaust ports or muf-
fler outlets plugged.
5. Carbon build-up on
spark arresting screen.
6. Starter housing dirty.
7. None of the above.
2. See "DifficultStarting"in the
Operation Section.
3. Fill tank with correct fuel mixture.
4. Install new spark plug.
5. Check for dirty fuel filter; replace.
Check for kinked or split fuel 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 regep.
3. See "Carburetor Adjustment" in the
Service and Adjustments Section.
4. Contact Sears Service.
5. Contact Sears Service.
6. Disengage chain brake.
7. Contact Sears Service.
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 Sears Service.
1. See "Fueling Engine" in the
Operation section,
2, Replace with correct plug.
3. See "Carburetor Adjustment" in the
Service and Adjustments Section,
4. Contact Sears Service.
5. See °Cleaning the Spark Arresting
Screen" in the Maintenance section.
6. Clean starter housing area.
7. Contact Sears Service.
2O