Craftsman PRO Serie Manual Del Operador página 28

WARNING: Always stop unit and disconnect spark plug before perform-
ing all of the recommended remedies below except remedies that require
operation of the unit.
TROUBLE REMEDY
1. Move ON/STOP switch to ON.
Engine will not
start or will run
only a few
seconds after
starting.
Engine will
not idle
properly.
Engine will not
accelerate,
lacks power,
or dies under
a load.
Engine
smokes
excessively.
Engine runs
hot.
Oil inadequate
for bar and
chain
lubrication.
CAUSE
1. ON/STOP switch in
STOP position.
2. Engine flooded.
3. Fuel tank empty.
4. Spark plug not firing.
5. Fuel not reaching
carburetor.
6. Carburetor requires
adjustment.
7. None of the above.
1. Idle speed set too high
or too low.
2. Low Speed Mixture
requires adjustment.
3. Crankshaft seals worn.
4. Compression low.
5. None of the above.
1. Air filter dirty.
2. Spark plug fouled.
3. Carburetor requires
adjustment.
4. Exhaust ports or muf-
fler outlets plugged.
5. Compression low.
6. Chain brake engaged.
7. None of the above.
1. Choke partially on.
2. Fuel mixture incorrect.
3. Air filter dirty.
4. High Speed Mixture
requires adjustment.
5. Crankcase leak.
1. Fuel mixture incorrect.
2. Spark plug incorrect.
3. High Speed Mixture
set too lean.
4. Exhaust ports or muf-
fler outlets plugged.
5. Carbon build-up on
spark arresting screen.
6. Starter housing dirty
7. None of the above.
2. See "Difficult Starting" in the
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. Oil tank empty.
2. Oil pump or oil filter
clogged.
3. Guide bar oil hole
blocked.
1. Idle speed requires
adjustment.
2. Clutch requires repair.
7. Contact Sears Service (see back cover).
1. See "Carburetor Adjustment" in the
Service and Adjustments Section.
2. Contact Sears Service (see back cover).
3. Contact Sears Service (see back cover).
4. Contact Sears Service (see back cover).
5. 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).
6. Disengage chain brake.
7. 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).
5. Contact Sears Service (see back cover).
1. Empty fuel tank and refill with
correct fuel mixture.
2. Replace with correct plug.
3. Contact Sears Service (see back cover).
4. Contact Sears Service (see back cover).
5. Clean spark arresting screen.
6. Clean starter housing area.
7. Contact Sears Service (see back cover).
1. Fill oil tank.
2. Contact Sears Service (see back cover).
3. Remove bar and clean.
Chain moves at 1. See "Carburetor Adjustment" in the
idle speed. Service and Adjustments Section.
2. Contact Sears Service (see back cover).
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