Poulan 31 Ignition Timing, Spark Plug, Carburetor Adjustments, Troubleshooting Table Cause Remedy

IGNITION TIMING

The ignition timing is fixed, non--adjustable.

We recommend all service and adjustments not listed in this manual be performed by an authorized service dealer.

SPARK PLUG

Replace the spark plug yearly using a Cham- pion RCJ--8Y plug. Spark plug gap is 0.025”.

CARBURETOR ADJUSTMENTS
Your carburetor is equipped with limiter caps.
Carburetor adjustments is a complicated	Need Assistance?
task. We recommend that you take your unit
to an authorized service dealer. Damage will	Call 1--800--554--6723
occur if you turn the needles beyond the limit-	Need Service Part?
er stops.	Contact your dealer.
TROUBLESHOOTING TABLE

WARNING: Always stop unit and disconnect spark plug before performing any of the recommended remedies below other than remedies that require operation of the unit.

TROUBLE	CAUSE			REMEDY
Engine will not	S	Engine flooded.	S	See “Starting.”
start.	S	Fuel tank empty.	S	Fill tank with correct fuel mixture.
	S	Spark plug not firing.	S	Install new spark plug.
	S	Fuel not reaching carburetor.	S	Check for dirty fuel filter; replace.
				Check for kinked or split fuel line;
				repair or replace.
	S	Carburetor requires adjustment.	S	See “Carburetor Adjustments.”
Engine will not	S	Carburetor requires adjustment.	S	See “Carburetor Adjustments.”
idle properly.	S	Throttle trigger screw too	S	Loosen screw.
		tight.
Engine will not	S	Air filter dirty.	S	Clean or replace air filter.
accelerate,	S	Spark plug fouled.	S	Clean or replace spark plug; re-gap.
lacks power,	S	Carburetor requires adjustment.	S	See “Carburetor Adjustments.”
or dies under
a load.
Engine	S	Fuel mixture incorrect.	S	Empty fuel tank and refill with
smokes		Air filter dirty.		correct fuel mixture.
excessively.	S		S	Clean or replace air filter.
	S	Carburetor requires adjustment.	S	See “Carburetor Adjustments.”
Line does not	S	Line improperly routed in head.	S	Check line routing.
advance or	S	Line improperly wound in	S	Rewind line tightly and evenly.
breaks while		spool.		Use only 0.080” (2 mm) dia. line.
cutting.	S	Line size incorrect.	S
Line welds	S	Line size incorrect.	S	Use only 0.080” (2 mm) dia. line.
onto spool.	S	Incorrect spool.	S	Replace with correct spool.
	S	Line is being crowded against	S	Cut with tip of line fully extended.
		material being cut.
Line pulls	S	Too little line outside of head.	S	Remove spool and pull 4 -- 6 inches
back into		Line size incorrect.		(10 -- 15 cm) of line outside of head.
head.	S		S	Use only 0.080” (2 mm) dia. line.

ELECTROLUX HOME PRODUCTS NORTH AMERICA, Division of WCI Out-

door Products, Inc., warrants to the original purchaser that each new Poulan PRO! brand gasoline tool or attachment is free from defects in material and workmanship and agrees to repair or replace under this war- ranty any defective gasoline product or at- tachment as follows from the original date of

purchase.

2 YEARS- Parts and Labor, when used for household purposes.

60 DAYS - Parts and Labor, when used for commercial, professional, or income produc- ing purposes.

30 DAYS - Parts and Labor, if used for rental purposes.

This warranty is not transferable and does not cover damage or liability caused by improper handling, improper maintenance, or the use of accessories and/or attachments not spe- cifically recommended by ELECTROLUX

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