Craftsman WEEDWACKER 358.745570 Instruction Manual page 12

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+ 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. 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).
YOUR WARRANTY RIGHTS AND OB+
LIGATIONS: The U.S. Environmental
Protection Agency/California Air Re-
sources Board and Sears, Roebuck
and Co., U.S.A., are pleased to explain
the emissions control system warranty
on your year 2002-2004 small off-road
engine. In California, all new small off-
road engines must be designed, built,
and equipped to meet the State's strin-
gent anti-smog standards. Sears must
warrant the emission control system on
your small off-road engine for the peri-
ods of time listed below provided there
has been no abuse, neglect, or improp-
er maintenance of your small off-road
engine engine. Your emission control
system includes parts such as the car-
buretor and the ignition system. Where
a warrantable condition exists, Sears
will repair your small off-road engine
engine at no cost to you. Expenses
covered under warranty include diagno-
sis, parts and labor. MANUFACTUR*
12