DeWalt D28110 Instruction Manual page 14

Mounting and Using Cutting
(Type 1) Wheels
Cutting wheels include diamond wheels and abrasive discs.
Abrasive cutting wheels for metal and concrete use are available.
Diamond blades for concrete cutting can also be used.
_ WARNING: A closed, 2-sided cutting wheel guard is not included
with this tool but is required when using cutting wheels. Failure to
use proper flange and guard can result in injury resulting from wheel
breakage and wheel contact. See page 7 for more information.
MOUNTING CLOSED (TYPE 1) GUARD
_, CAUTION: Turn off and unplug the tool before making any
adjustments or removing or installing attachments or acces-
sories. Before reconnecting the tool, turn the switch on and off
as previously described to ensure that the tool is off.
1. Open the guard latch (M). Align O
the lugs (N) on the guard with the
slots (O) on the gear case.
2. Push the guard down until the
guard lug engages and rotates
freely in the groove on the gear
case hub.
3. Rotate guard (I) into desired M
working position. The guard body
should be positioned between the
spindle and the operator to provide
maximum operator protection.
4. Close the guard latch to secure the guard
on the gear case cover. You should be
unable to rotate the guard by hand when
the latch is in closed position. If rotation is I
possible, tighten the adjusting screw (P) with clamp lever in the
closed position. Do not operate grinder with a loose guard or
clamp lever in open position.
5. To remove the guard, open the guard latch, rotate the guard so
that the arrows are aligned and pull up on the guard.
NOTE: If, after a period of time, the guard
becomes loose, tighten the adjusting
screw (P) with the clamp lever in the
closed position.
i_CAUTION: Do not tighten adjusting
screw with clamp lever in open position.
Undetectable damage to guard or
mounting hub may result.
MOUNTING CUTTING WHEELS
CAUTION: Turn off and unplug the tool before making any
adjustments or removing or installing attachments or acces-
sories. Before reconnecting the tool, turn the switch on and off
as previously described to ensure that the tool is off.
_,CAUTION: Matching diameter threaded backing flange and
clamp nut (included with tool) must be used for cutting wheels.
1. Place the unthreaded backing flange on spindle with the raised
section (pilot) facing up. The raised section (pilot) on the back-
ing flange will be against the wheel when the wheel is installed.
2. Place the wheel on the backing flange, centering the wheel on
the raised section (pilot).
3. Install the threaded clamp nut with the raised section (pilot)
facing away from the wheel.
4. Depress the spindle lock button and tighten clamp nut with
a wrench.
5. To remove the wheel, grasp and turn while depressing the
spindle lock button.
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