Poulan 545117551 instruction manual Troubleshooting Table Cause Remedy

TROUBLESHOOTING TABLE

WARNING: Always stop unit and disconnect from the power source before per- forming all of the recommended remedies below except remedies that require unit to be operating.

TROUBLE	CAUSE		REMEDY
Chain does	1.	Chain tension incorrect.	1.	See “Check Chain Tension” in
not move				Maintenance section.
when trigger	2.	Guide bar rails pinched.	2.	Repair or replace.
switch is	3.	Trigger switch failure.	3. Contact an authorized service
engaged.	4.	Circuit breaker tripped/		dealer.
			4. Reset circuit breaker or replace fuse.
		fuse failure.
Chain clatters	1.	Chain tension incorrect.	1.	See “Check Chain Tension” in
or cuts	2.	Cutters damaged.		Maintenance Section.
roughly.			2. Contact an authorized service
	3.	Chain worn.		dealer.
			3. Resharpen or replace chain.
	4.	Cutters dull, improperly	4. See “Chain Sharpening” in
		sharpened, or depth		Service and Adjustments section.
		gauges too high.
	5.	Sprocket worn.	5. Contact an authorized service
				dealer.
Chain stops	1.	Chain cutter tops not	1. See “Chain Sharpening” in
during cut.		filed flat.		Service and Adjustments section.
	2.	Guide bar burred or	2. Repair or replace guide bar.
		bent; rails uneven.
Oil inadequate	1. Oil tank empty.		1. Fill oil tank.
for bar and	2. Oil outlet clogged.		2. Contact an authorized service
chain lubrica-	3. Guide bar oil hole			dealer.
tion.			3. Remove bar and clean.
		blocked.
Chain cuts at	1. Cutters damaged on		1. See “Chain Sharpening” in
an angle.		one side.		Service and Adjustments section.
	2. Chain dull on one side.		2. See “Chain Sharpening” in
				Service and Adjustments section.
	3. Guide bar bent or worn.		3. Replace guide bar.
Trimmer head	1.	Crowding trimmer line	1. Allow tip of line to do the cutting.
stops under a		against material being
load or does		cut.
not turn when	2.	Electrical failure.	2. Contact your authorized service dealer.
switch is	3.	Thrown circuit breaker.	3. Check Breaker Box.
pressed.	4.	Debris stopping head.	4. Remove debris.
Line does not	1.	Line improperly routed	1. Check line routing.
advance or		in head.
breaks while	2.	Line improperly	2. Rewind line tightly and evenly.
cutting.	3.	wound into spool.	3. Use only 0.080 inch (2 mm) dia. line.
		Incorrect line size
	4.	Not enough line	4. Remove cover and pull 4 inches
		outside of head.		(10 cm) of line out of head.
	5.	Dirt buildup on unit.	5. Clean unit.
Line welds	1. Line size is incorrect.		1. Use only 0.080 inch (2 mm) dia. line.
onto spool.	2. Incorrect spool.		2. Replace with correct spool.
	3. Line is being crowded		3. Cut with tip of line fully extended.
		against material being cut.
Line releases	1.	Line improperly	1. Check line routing.
continuously.		routed in head.
	2.	Spool damaged.	2. Replace spool.

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