Poulan PP 176 Ignition Timing, Spark Plug, Carburetor Adjustments, Troubleshooting Table, Cause

	spool. Leave 4--6 inches (10--15 cm) of line	Carburetor adjustments is a complicated
	unwound.	task. We recommend that you take your unit
S	Insert line into the line exit hole in the hub.	to an Authorized Service Dealer. Damage will
S Push spool into hub. Press spool down,		occur if you turn the needles beyond the limit-
	then turn it to catch spool tabs under gear	er stops.
S	tabs.	IGNITION TIMING
	Re-install the tap button, lock ring, and cover.	The ignition timing is fixed, non--adjustable.
S	Pull the end of the line to set spool in the op-
		SPARK PLUG
	erating position.
		Replace the spark plug yearly using a Cham-
		pion RCJ--8Y plug. Spark plug gap is 0.025”.
We recommend all service and adjustments
not listed in this manual be performed by an		Need Assistance?
Authorized Service Dealer.
		Call 1-800-554-6723.
CARBURETOR ADJUSTMENTS
		Need Service Part?
Your carburetor is equipped with limiter caps.		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.

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