Ryobi RY28100 Operator's Manual page 9

INSTALLING AN ATTACHMENT TO THE POWER
HEAD
See Figure 2.
WARNING:
Read and understand entire Operator's Manual for each
optional attachment used on this power head and follow
all warnings and instructions. Failure to follow all instruc-
tions may result in electric shock, fire and/or serious
personal injury.
WARNING:
Never install, remove, or adjust any attachment while
power head is running. Failure to stop the engine can
cause serious personal injury. Never operate power head
without an attachment.
The attachment connects to the power head by means of
a coupler device.
 Loosen the knob on the coupler of the power head shaft
and remove the hanger cap from the attachment.
 Push in the button located on the attachment shaft. Align
the button with the guide recess on the power head coupler
and slide the two shafts together. Rotate the attachment
shaft until the button locks into the positioning hole.
NOTE: If the button does not release completely in the
positioning hole, the shafts are not locked into place.
Slightly rotate from side to side until the button is locked
into place.
 Tighten the knob securely.
WARNING:
Be certain the knob is fully tightened before operating
equipment; check it periodically for tightness during use
to avoid serious personal injury.
ASSEMBLY
REMOVING AN ATTACHMENT FROM THE
POWER HEAD
For removing or changing the attachment:
 Loosen the knob.
 Push in the button and twist the shafts to unlock and
separate.
ATTACHING THE STORAGE HANGER
See Figure 3.
There are two ways to hang your attachment for storage.
 To use the hanger cap, push in the button and place the
hanger cap over end of the lower end attachment shaft.
Slightly rotate the cap from side to side until the button
locks into place.
 The secondary hole in the attachment shaft can be used
for hanging purposes as well.
ATTACHING THE FRONT HANDLE
See Figure 4.
 Remove wing nut, washer, and bolt from the front
handle.
 Install the front handle onto the top side of the drive shaft
housing in the area indicated by the label.
NOTE: The open side of the handle should face the
operator.
 Place the bolt through the front handle.
NOTE: The hex bolt head fits inside the hex recess molded
into one side of the handle.
 Reinstall the washer and wing nut.
 Tighten wing nut securely.
7 — English