CAUTION: When using a grinding wheel with a Type 27, 28, or 29
guard, be sure that the bottom surface of the grinding wheel is inside
the guard lip.
CAUTION: D
WALT model D28497 angle sander may only be
E
used for grinding by using appropriate accessory guard.
MOUNTING AND REMOVING GUARD (FIG. 9)
1. Open the guard latch (J), and align the lugs with slots on the gear
case cover. Position the guard facing backward, as shown.
2. Push the guard down until the guard
lugs engage and rotate freely in the
groove on the gear case hub.
3. With the guard latch open, rotate
the guard into the desired working
position that provides maximum
protection to the user as shown.
4. Close the guard latch to secure the
guard on the gear case. You should
be unable to rotate the guard by
hand when the latch is closed. Do
not operate the grinder with a loose
guard or the guard latch in open
position.
5. To remove the guard, follow the
procedure above in reverse order.
NOTE: The guard is pre-adjusted to
the diameter of the gear case hub at
the factory. If, after a period of time,
the guard becomes loose, tighten the
adjusting screw (K) with clamp in the
closed position.
NOTICE: Do not tighten the adjusting screw with the guard latch in
open position. Undetectable damage to the guard or the mounting
hub may result.
Mounting and Removing Hubbed Wheels
Hubbed wheels install directly on the 5/8"–11 threaded spindle.
1. Thread the wheel on the spindle by hand, seating the wheel
2. Depress the spindle lock button and use a wrench to tighten the
FIG. 9
3. Reverse the above procedure to remove the wheel.
J
CAUTION: Failure to properly seat the wheel against the soft
mount before turning the tool on may result in damage to the tool or
the wheel.
MOUNTING NON-HUBBED WHEELS (FIG. 10)
Depressed center, Type 27 grinding wheels
must be used with available accessory flanges.
See the chart on pages 11–13 of this manual for
more information.
1. Install the metal backing flange (L) on spindle
2. Place wheel against the backing flange,
3. While depressing the spindle lock button,
4. Tighten the clamp nut with a wrench.
5. Reverse the above procedure to remove the
K
14
against the soft mount.
hub of the wheel.
(F) against the soft mount.
centering the wheel on the backing flange
pilot.
thread the clamp nut (M) on spindle, piloting
the raised hub on clamp nut in the center of
grinding wheel.
wheel.
FIG. 10
L
F
M