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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.
INTERNAL
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
TROUBLE
Engine will not
start.
Engine will
not idle
properly.
Engine will not
accelerate,
lacks power,
or dies under
a load.
Engine
smokes
excessively.
Engine runs
hot.
operation
of the unit.
CAUSE
1. Engine
ON/OFF
switch
in OFF position.
2. Engine flooded.
3. Fuel tank empty.
4. Spark plug not firing.
5. Fuel not reaching
carburetor.
6. Carburetor requires
adjustment.
1. Carburetor
requires
adjustment.
2. Crankshaft
seals worn.
3. Compression
low.
1. Air filter dirty.
2. Spark plug fouled.
3. Carburetor
requires
adjustment.
4. Carbon
build-up
on
muffler outlet screen.
5. 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
on
muffler outlet screen.
REMEDY
1. Move ON/OFF switch to ON.
2. See "Starting
a Flooded
Engine" in
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
Service
and Adjustments
Section.
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. See "Carburetor
Adjustment"
in
Service and Adjustments
Section.
4. Contact
Sears Service
(see back
cover).
5. 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. See "Carburetor
Adjustment"
in
Service
and Adjustments
Section.
1. See "Fueling Engine" in Operation
section.
2. Replace with correct
spark plug.
3. See "Carburetor
Adjustment"
in
Service and Adjustments
Section.
4. Contact
Sears Service
(see back
cover).
12
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