Engine overheats, Engine will not stop, Running

Engine overheats.

Engine cooling system	Clean debris screen and
clogged.	engine cooling fins.

Carburetor out of adjustment.	Adjust carburetor. Take the
	unit to an authorized Service
	Center.

	Oil level is low.	Add oil.

Engine will not stop	Defective throttle control	Inspect and replace
running.	lever or wire.	damaged parts.

	Throttle not adjusted	Move throttle to the full OFF
	properly.	position.

Poor trimming	Trimmer line length is too	Correct line length is 21.5
performance.	short.	inches. When less than 1/2
		this length, replace the line.

	Engine not set at FAST	Move engine throttle lever to
	speed.	FAST position.

Trimmer vibrates.	Set screw for trimmer head	Tighten set screw with
	is loose.	T-handle wrench.

	Trimmer line lengths are	Adjust trimmer line to
	substantially different.	approximately equal lengths.

	Loose nuts or bolts.	Check all bolts and nuts,
		including engine bolts.

	Broken trimmer head.	Replace broken part.

Trimmer head does not	Trimmer line not properly	Follow instructions on decal
retain line	attached.	or in the Service section of
		the owner’s manual.

	Broken line retainer.	Replace trimmer head
		assembly.

	Trimmer line not correct size.	Use a 0.155 inch diameter
		trimmer line.

F-050204L