Poulan 530087390 Trouble Cause Remedy, Repair or replace, Switch is Trigger switch failure

TROUBLESHOOTING CHART

WARNING: Always stop unit and disconnect from the power source be- fore performing 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 authorized service dealer.
engaged.	4.	Circuit breaker tripped/	4.	Reset circuit breaker or replace
		fuse failure.		fuse.
Chain clat-	1.	Chain tension incorrect.	1.	See “Check Chain Tension” in
ters or cuts				Maintenance Section.
roughly.	2.	Cutters damaged.	2.	Contact authorized service dealer.
	3.	Chain worn.	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.	Contact authorized service dealer.
	5.	Sprocket worn.
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 inade-	1. Oil tank empty.		1.	Fill oil tank.
quate for bar	2. Oil outlet clogged.		2.	Contact authorized service dealer.
and chain	3. Guide bar oil hole		3.	Remove bar and clean.
lubrication.		blocked.
Chain cuts	1. Cutters damaged on		1.	See “Chain Sharpening” in
at an angle.		one side.		Service and Adjustments section.
	2. Chain dull on one side.		2. See “Chain Sharpening” in
	3. Guide bar bent or worn.			Service and Adjustments section.
			3. Replace guide bar.

If situations occur which are not covered in this manual, use care and good judgement. If you need assistance, contact an authorized service dealer or call 1-800-554-6723.

17