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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 open-
ing. 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-
_ng any of the recommended remedies below other than remedies that re-
TROUBLE
Engh_e will not
start.
quire operation of the unit.
CAUSE
1. Engine flooded.
Engine will not
idle properly.
Engine will not
accelerate,
lacks power, or
dies under a
load.
Engine smokes
excessively.
Engine runs hot.
2. Fuel tank empty.
3. Spark plug not firing.
4. Fuel not reaching
carburetor.
5. Compression low.
1. Fuel not reaching
carburetor.
2. Carburetor requires
adjustment.
3. Crankshaft seals worn.
4. Compression low.
1. Air filter dirty.
2. Fuel not reaching
carburetor.
3. Spark plug fouled.
4. Carburetor requires
adjustment.
5. Carbon build up.
6. Compression low.
1. Choke partially on.
2. Fuel mixture incorrect.
3. Air filter dirty.
4. Carburetor requires
adjustment.
1. Fuel mixture incorrect.
2. Spark plug incorrect.
3. Carburetor requires
adjustment.
4. Carbon build up.
REMEDY
1. See "Starting a Flooded Engine"
in Operation section.
2. Fili tank with correct fuel mixture.
3. install new spark plug.
4. Check for dirty fuel filter; replace.
Check for kinked or spilt fuel line;
repair or replace.
5. Contact Sears Service (see back
1. Check for dirty fuel filter; replace.
Check for kinked or split fuel line;
repair or replace.
2. Contact Sears Service (see back
cover).
3. Contact Sears Service (see back
4. Contact Sears Service (see back
1. Clean or replace air filter.
2. Check for dirty fuel filter; replace.
Check for kinked or split fuel line;
repair or replace.
3. Clean or replace spark plug
and re-gap.
4. Contact Sears Service (see back cover).
cover).
cover).
cover).
5. Contact Sears Service (see back cover).
6. Contact Sears Service (see back cover).
1. Adjust choke.
2. Empty fuel tank and refill with
correct fuel mixture.
3. Clean or replace air filter.
4. Contact Sears Service (see back cover).
1. See "Fueling Engine" in Operation
section.
2. Replace with correct spark plug.
3. Contact Sears Service (see back cover).
4. Contact Sears Service (see back cover).
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