Ryobi Outdoor RY30120 Trimmer User Manual


 
18
MAINTENANCE
EDGER BLADE REPLACEMENT
See Figures 21 - 24.
Replace blades that are damaged or worn.
Stop the engine and remove the spark plug wire or discon-
nect from the power supply.
Always make sure the blade is correctly installed and se-
curely fastened before each use.
Align the slot in the upper flange washer and gear case
with the slot in the flange; place the holding pin through
all three slots to secure in place.
Using a 1/2 in. socket wrench, turn the blade nut clockwise
to loosen.
Remove the blade from the edger shaft.
Clean debris from the edger shaft and flange washers.
Center the blade on the upper flange washer making sure
the blade sits flat.
Install the lower flange washer with the cupped hole away
from the blade.
Install the blade nut onto the edger shaft.
Align the slot in the upper flange washer and gear case
with the slot in the flange; place the holding pin through
all three slots to secure in place.
Using a 1/2 in. socket wrench, turn the blade nut coun-
terclockwise onto the edger shaft and tighten securely.
Fig. 22
BLADE
LOWER FLANGE WASHER
HOLDING PIN
Fig. 21
UPPER FLANGE
WASHER
GEAR CASE
FLANGE
BLADE NUT
Fig. 23
Fig. 24
SLOTS
ALIGNED
1/2 in.
SOCKET WRENCH