Troubleshooting - Craftsman 358.794774 Operator's Manual

TROUBLESHOOTING TABLE
WARNING: Always stop unit and disconnect spark plug before perform-
ing any of the recommended remedies below other than remedies that re-
quire operation of the unit.
CAUSE REMEDY
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.
1. Engine flooded.
2. Fuel tank empty.
3. Spark plug not firing.
4. Fuel not reaching
carburetor.
5. Compression low.
il. Fuel not reaching
carburetor.
::2. Carburetor requires
adjustment.
3. Crankshaft seals worn.
4. Compression low.
:i1. Air filter dirty.
2. Fuel not reaching
carburetor.
i 3. Spark plug fouled.
}
ii I Carburetor requires
adjustment.
Carbon build up.
Compression low.
, Choke partially on.
i2. Fuel mixture incorrect.
i 3. Air filter dirty.
i4. Carburetor requires
adjustment.
1. Fuel mixture incorrect.
i12. Spark plug incorrect.
3. Carburetor requires
adjustment.
4. Carbon build up.
i 1. See "Starting a Flooded Engine"
in Operation section.
2. Fill 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.
i 5. Contact Sears Service (see back cover).
i 1. Check for dirty fuel filter; replace.
Check for kinked or split fuel line;
repair or replace.
i 2. See "Carburetor Idle Speed Adjustment''
i in Service and Adjustments Section.
3. Contact Sears Service (see back cover).
4. Contact Sears Service (see back cover).
1. Clean or replace air filter.
2. Check for dirty fuel filter; replace.
Check for k nked or sp t fue ne;
repair or replace.
i3. Clean or replace spark plug
and re-gap.
i4. Contact Sears Service (see back cover)•
5. Contact Sears Service (see back cover).
6. Contact Sears Service (see back cover).
i11. Adjust choke.
;;2. Empty fuel tank and refill with
correct fuel mixture.
;;3. Clean or replace air filter.
i4. Contact Sears Service (see back cover).
i
• See "Fueling Engine" in Operation
section.
i2. Replace with correct spark plug.
3. Contact Sears Service (see back cover).
4
• Contact Sears Service (see back cover).
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