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Fuel stabilizer is an acceptable alter-
native in minimizing the formation of
fuel gum deposits during storage. Add
stabilizer to the gasoline in the fuel
tank or fuel storage container. Follow
the mix instructions found on stabilizer
container. Run engine at least 3 min-
utes after adding stabilizer.
Craftsman 40:1,2-cycle engine oil (air
cooled) is already blended with fuel
stabilizer. If you do not use this Sears
oil, you can add a fuel stabilizer to
your fuel tank.
ENGINE
• Remove spark plug and pour 1 tea-
spoon of 40:1,2-cycle engine oil (air
cooled) through the spark plug
opening. Slowly pull the starter rope
8 to 10 times to distribute oil=
• Replace spark plug with new one of
recommended type and heat range.
• Clean air filter.
• Check entire unit for loose screws,
nuts, and bolts. Replace any dam-
aged, broken, or worn parts.
• At the beginning of the next season,
use only fresh fuel having the proper
gasoline to oil ratio.
OTHER
• Do not store gasoline from one sea-
son to another.
• Replace your gasoline can if it starts
to rust.
TROUBLESHOOTING TABLE
WARNING: Always stop unit and disconnect spark plug before perform-
ing all of the recommended remedies below except remedies that require
unit to be operating.
TROUBLE
Engine will not
start.
CAUSE
1. Engine flooded.
2. Fuel tank empty.
3. Spark plug not firing.
4. Fuel not reaching
carburetor.
5. Carburetor requires
adjustment.
Engine will 1. Carburetor requires
not idle adjustment.
properly. 2. Crankshaft seals worn.
3. Compression low.
1. Air filter dirty.
2. Spark plug fouled.
Engine wilt not
accelerate,
lacks power.
or dies under
a load.
Engine
smokes
excessively.
Engine runs
hot.
3. Carburetor requires
adjustment.
4. Carbon build-up on
muffler outlet screen.
5. Compression low.
1. Fuel mixture incorrect.
2. Air filter dirty.
3. Carburetor requires
adjustment.
1. Fuel mixture incorrect.
2. Spark plug incorrect.
3. Carburetor requires
adjustment.
4. Carbon build-up on
muffler outlet screen.
REMEDY
1. See "Starting a Flooded Engine" in
Operation Section.
2, Fiil tank with correct fuel mixture.
3. Install new spark plug.
4. Check for dirty fuel filter; replace.
Check for kinked or split fuel line;
repair or replace.
5. Contact Sears Service (see back cover).
1. See "Carburetor Adjustment" in
Service and Adjustments Section.
2. Contact Sears Service (see back cover).
3. Contact Sears Service (see back cover).
1. Clean or replace air filter.
2. Clean or replace plug
and regap.
3. Contact Sears Service (see back cover).
4. Contact Sears Service (see back cover).
5. Contact Sears Service (see back cover).
1. Empty fuel tank and refill with
correct fuel mixture.
2. Clean or replace air filter.
3. Contact Sears Service (see back cover).
1.
2.
3.
4.
See "Fueting Engine" in Operation
section.
Replace with correct spark plug.
Contact Sears Service (see back cover).
Contact Sears Service (see back cover).
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