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TROUBLE SHOOTING CHART
21
276798MA DRAFT COPY
Engine overheats. Engine cooling system
clogged.
Clean debris screen and
engine cooling fins.
Carburetor out of adjustment. Adjust carburetor. Take the
unit to an authorised Service
Dealer.
Oil level is low. Add oil.
Engine will not stop
running.
Defective throttle control
lever or wire.
Inspect and replace
damaged parts.
Throttle not adjusted
properly.
Move throttle to the full OFF
position.
Poor trimming
performance.
Trimmer line length is too
short.
Correct line length is 52cm
(21.5 inches). When less
than 1/2 this length, replace
the line.
Engine not set at FAST
speed.
Move engine throttle lever to
FAST position.
Trimmer vibrates Trimmer line lengths are
substantially different.
Adjust trimmer line to
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
retain line
Trimmer line not properly
attached.
Follow instructions on decal
or in the Maintenance
section of the owner’s
handbook.
Broken line retainer. Replace trimmer head
assembly.
Trimmer line not correct size. Use 3,3mm (0.130 inch)
diameter trimmer line.