WarnIng:
To reduce the risk of injury, user must read and under-
stand the operator's manual for their tool. Always wear
safety glasses.
InstallIng strIng head
See Figure 1.
Stop the engine and disconnect the spark plug wire.
Remove currently installed string head.
Install the string head on the drive shaft until fully
seated.
Install the spool retainer and turn counterclockwise for
CS30 or clockwise for SS30 or BC30 to secure.
Install string as described in the next section.
InstallIng strIng
See Figure 2.
Use monofilament string between .095 in. and .105 in.
diameter. Use original manufacturer's replacement string
for best performance.
Stop the engine and disconnect the spark plug wire.
Gather two of the pre-cut lengths of trimmer line provided
or cut two pieces of trimmer line, in 11 in. lengths.
Insert the strings into the slots located on the sides of
the string head. String should be pushed in until approxi-
mately 1 in. protrudes from the holes on the top of the
string head.
Remove old string by pulling it from the holes located on
the top of the string head.
techtronIc IndustrIes north aMerIca, Inc.
987000-299
10-19-07 (REV:00)
pro cut II strIng head
ac04140t
1428 Pearman Dairy Road
Anderson, SC 29625
Phone 1-800-860-4050
www.ryobitools.com
insert strings through slots until
approx. 1 in. protrudes from holes
hole
pull strings
from holes
to remove
drive shaft
string
head
spool
retainer
slot
slot
Fig. 1
hole
Fig. 2