Poulan PR4016 Owner Manual - Page 16

Troubleshooting

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TROUBLESHOOTING WARNING! Always stop the unit and disconnect the spark plug before performing all of the recommended remedies below except remedies that require operation of the unit. TROUBLE: Engine will not start or will run only a few seconds after starting. CAUSE 1. Ignition switch off. 2. Engine flooded. 3. Fuel tank empty. 4. Spark plug not firing. 5. Fuel not reaching carburetor. REMEDY • See "STARTING" in the STARTING AND STOPPING section. • See "Starting a Flooded Engine" in the OPERATION section. • Fill tank with correct fuel mixture. See "FUELING THE ENGINE" in the STARTING AND STOPPING section. • Install new spark plug. See "SPARK PLUG" in the MAINTENANCE section. • Check for dirty fuel filter; replace. • Check for kinked or split fuel line; repair or replace. TROUBLE: Engine will not idle properly. CAUSE 1. Idle speed r e q u i r e s adjustment. 2. Carburetor requires adjustment. REMEDY • See "CARBURETOR ADJUSTMENT" in the MAINTENANCE Section. • Contact an authorized service dealer. TROUBLE: Engine will not accelerate, lacks power, or dies under a load. CAUSE 1. Air filter dirty. 2. Spark plug fouled. 3. Chain brake locked. 4. Carburetor requires adjustment. REMEDY • Clean or replace air filter. • Clean or replace plug and regap. • Unlock chain brake. See "STARTING POSITION" in the STARTING AND STOPPING section. • Contact an authorized service dealer. TROUBLE: Engine smokes excessively. CAUSE 1. Too much oil mixed with gasoline. REMEDY • Empty fuel tank and refill with correct fuel mixture. TROUBLE: Chain moves at idle speed. CAUSE 1. Idle speed r e q u i r e s adjustment. 2. Clutch requires repair. REMEDY • See "CARBURETOR ADJUSTMENT" in the MAINTENANCE Section. • Contact an authorized service dealer. 16

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TROUBLESHOOTING
WARNING!
Always stop the unit and disconnect the spark plug before performing all of the
recommended remedies below except remedies that require operation of the unit.
TROUBLE
: Engine will not start or will run only a few seconds after starting.
CAUSE
REMEDY
1. Ignition switch
off.
•
See “STARTING” in the STARTING AND
STOPPING section
.
2. Engine
flooded.
•
See “Starting a Flooded Engine”
in
the
OPERATION
section.
3. Fuel tank
empty.
•
Fill tank with correct fuel
mixture. See
“FUELING THE ENGINE” in the STARTING
AND STOPPING section.
4. Spark plug not
firing.
•
Install new spark
plug. See “SPARK PLUG” in
the MAINTENANCE section.
5. Fuel not reaching carburetor.
•
Check for dirty fuel filter;
replace.
•
Check for kinked or split fuel
line;
repair or
replace.
TROUBLE
: Engine will not idle properly.
CAUSE
REMEDY
1. Idle speed r e q u i r e s adjustment.
•
See “CARBURETOR ADJUSTMENT” in
the
MAINTENANCE Section
.
2. Carburetor requires adjustment.
•
Contact an authorized service
dealer.
TROUBLE
: Engine will not accelerate, lacks
power,
or dies under a
load.
CAUSE
REMEDY
1. Air filter
dirty.
•
Clean or replace air
filter.
2. Spark plug
fouled.
•
Clean or replace plug and
regap.
3. Chain brake
locked.
•
Unlock chain
brake. See “STARTING
POSITION” in the STARTING AND STOPPING
section.
4. Carburetor requires adjustment.
•
Contact an authorized service
dealer.
TROUBLE
: Engine smokes excessively.
CAUSE
REMEDY
1. Too much oil mixed with gasoline.
•
Empty fuel tank and refill with correct fuel
mixture.
TROUBLE
: Chain moves at idle
speed.
CAUSE
REMEDY
1. Idle speed r e q u i r e s adjustment.
2. Clutch requires
repair.
•
See “CARBURETOR ADJUSTMENT” in
the
MAINTENANCE Section
.
•
Contact an authorized service
dealer.
16