Ryobi AG452 - Manual (Page 15)

15
MAINTENANCE
GUARD REPLACEMENT
See Figure 13.
After extended use, the guard may become worn and need
adjustment or replacing. Or, if you drop the angle grinder and
damage the guard, it may be necessary to replace it.
To replace the guard:

Unplug the angle grinder.
 Depress spin dle lock button and rotate nut with provided
wrench until spindle locks.
 Using the wrench provided, loosen and remove nut,
grinding or accessory wheel, and disc flange from spindle
if necessary.
NOTE: To prevent damage to the spindle or spindle lock,
always allow motor to come to a complete stop before
engaging spindle lock.
 Unlock the guard clamp lever.
 Remove the guard.
 Place the new guard on the shoulder of the bearing cap,
aligning the arrow with the slot on the bottom of the angle
grinder.
NOTE: If the new guard will not fit, loosen the clamp
screw until it will slide over the bearing cap. Be sure the
tabs on the guard are seated in the groove in the bearing
cap.
 Rotate guard to the correct position as shown in figures
9 and 10.
 Lock the guard cl amp lever.
 Tighten clamp screw securely if needed.
WRENCH
FLANGE
NUT
GRINDING
WHEEL
GUARD
DISC
FLANGE
CLAMP
SCREW
TO
LOOSEN
TO
TIGHTEN
SPINDLE
LOCK BUTTON
SPINDLE
BEARING CAP
Fig. 13
ARROW
GUARD
CLAMP
LEVER