PROBLEM
When trimming, the
trimmer head does
not advance line.
When trimming,
grass wraps around
the trimmer head.
When trimming, the
line-cutting blade
on the guard cannot
cut the line.
Cracks on the
trimmer head or
the spool retainer
comes loose with
upper cover.
30
56-VOLT LITHIUM-ION REAR-MOTOR 15" STRING TRIMMER — STX3800
CAUSE
◾
The drive shaft or trimmer
head is bound with grass.
◾
There is not enough line on
the spool.
◾
The trimmer line is tangled
in the trimmer head.
◾
The trimmer line is too
short.
◾
Cutting tall grass at ground
level.
◾
The line-cutting blade on
the guard has become dull.
◾
The trimmer head is worn
out.
SOLUTION
◾
Stop the string trimmer, disconnect
the power cord and then clean the
drive shaft or the trimmer head
thoroughly.
◾
Disconnect the power cord and
replace with new cutting line; refer
to "LINE REPLACEMENT" section in
this manual.
◾
Disconnect the power cord and
reload the cutting line; refer to
"LINE REPLACEMENT" section in
this manual.
◾
Disconnect the power cord and pull
the lines manually while alternately
pressing down and releasing the
trimmer head.
◾
Cut tall grass from the top down,
removing no more than 8 inches in
each pass to prevent wrapping.
◾
Sharpen the line-cutting blade with a
file or replace with a new one.
◾
Before further use, replace with
a new trimmer head; refer to "
TRIMMER HEAD REPLACEMENT"
section in this manual.