Warning:
To reduce the risk of injury, user must read and under-
stand the operator's manual for their string trimmer
and this instruction sheet. Always wear eye protection
marked to comply with Z87.1 Ensure compatibility and
fit before using this accessory. Do not use this accessory
if a part is damaged or missing.
When using ryobi and homelite string trimmers, no adap-
tors are needed. For other brands, see the adaptor chart
for the proper hardware configuration needed to use the
universal pro cut ii string head with your trimmer.
Warning:
Failure to use the correct adaptor, nut, and spool retainer
combination for your trimmer could cause the string head
to detach from your trimmer and result in serious personal
injury and/or property damage.
installing string head
See Figure 1.
Stop the engine and disconnect the spark plug wire.
Following the instructions in the operator's manual for
your string trimmer, remove the old string head.
Install the string head on the drive shaft until fully
seated.
Install the spool retainer and tighten securely.
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 approximately
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.
987000-000
11-12-08 (REV:00)
universal pro cut ii
string head
ac04141t
1428 Pearman Dairy Road
Anderson, SC 29625, USA
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
Warning:
Do not remove screws or disassemble head. If head is
opened, compression springs may fly out toward operator
and result in serious injury.
drive shaft
string
head
spool
retainer
slot
slot
Fig. 1
hole
Fig. 2