Troubleshooting - Craftsman GASOLINE WEEDWACKER 358.7951 Operator's Manual

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 5 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.
INTERNAL 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 fur loose screws,
nuts, and bolts. Replace any dam-
aged, broken, or worn parts.
• Atthe 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 CHART
TROUBLE CAUSE REMEDY
Engine will not • Engine flooded. • See "Starting Instructions."
start. • Fuel tank empty. • Fill tank with correct fuel mixture.
• Spark plug not firing. • Install new spark plug.
• Fuel not reaching • Check for dirty fuel filter; replace.
carburetor. Check for kinked or split fuel line;
repair or replace.
• Compression low. • Contact a Sears Service Center.
Engine will not • Idle speed set too low. • Adjust idle speed screw
idle properly, clockwise to increase speed.
• Idlespeed settoo high. • Adjust idle speed screw counter-
clockwise to reduce speed.
• Carburetor requires • See "Carburetor Adjustments."
adjustment.
• Crankshaft seals worn. • Contact a Sears Service Center.
• Compression low. • Contact a Sears Service Center.
Engine will not • Air filter dirty. • Clean or replace air filter.
accelerate, • Spark plug fouled. • Clean or replace spark plug
lacks power, and re_Jap.
or dies under • Carburetor requires • See "Carburetor Adjustments."
a load. adjustment.
• Carbon build up. • Contact a Sears Service Center.
• Compression low. • Contact a Sears Service Center.
Engine smokes • Choke partially on. • Move choke to off posifion.
excessively. • Fuel mixture incorrect. • Empty fuel tank and refill with
correct fuel mixture.
• Air filter dirty. • Clean or replace air filter.
• Carburetor requires • See "Carburetor Adjustments."
adjustment.
Engine runs hot. • Fuel mixture incorrect. • See "Fueling Your Unit."
• Spark plug incorrect. • Replace with correct spark plu,_.
• Carburetor requires • See Carburetor Adjustments.
adjustment
• Carbon build up. • Contact a Sears Service Center.
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