DeWalt D28114N-XE Instruction Manual page 15

5. Remove the tool from work surface before turning tool off. Allow the tool to stop
rotating before laying it down.
MOUNTING SANDING BACKING PADS
CAUTION: Proper guard must be reinstalled for
grinding wheel, sanding flap disc, wire brush or
wire wheel applications after sanding applications
are complete.
1. Place or appropriately thread the backing pad
(N) on the spindle.
2. Place the sanding disc (O) on the backing pad.
3. While depressing the spindle lock button,
thread the clamp nut (G) on the spindle,
piloting the raised hub on the clamp nut into
the center of san ding disc and backing pad.
Release the spindle lock button.
4. Tighten the clamp nut by hand. Then depress
the spindle lock button while turning the
sanding disc until the sanding disc and clamp
nut are snug.
5. To remove the wheel, grasp and turn the backing pad and sanding pad while
depressing the spindle lock button.
USING SANDING BACKING PADS
Choose the proper grit sandpaper for your application. Sandpaper is available in
various grits. Coarse grits yield faster material removal rates and a rougher finish.
Finer grits yield slower material removal and a smoother finish.
Begin with coarse grit discs for fast, rough material removal. Move to a medium grit
paper and finish with a fine grit disc for optimal finish.
Coarse
Medium
Fine Finishing
Very Fine Finishing
1. Allow the tool to reach full speed before touching tool to the work surface.
2. Apply minimum pressure to work surface, allowing the tool to operate at high
speed. Sanding rate is greatest when the tool operates at high speed.
FIG. 14
O
G
Mounting and Using Wire Brushes and Wire Wheels
tool before making any adjustments or removing or installing attachments or
accessories. Before reconnecting the tool, depress and release the paddle switch to
N
ensure that the tool is off.
Wire cup brushes or wire wheels screw directly on the grinder spindle without the use
of flanges. Use only wire brushes or wheels provided with an M14 threaded hub. A
Type 27 guard is required when using wire brushes and wheels.
become sharp.
Undetectable damage could occur to the accessory, causing wires to fragment from
accessory wheel or cup.
MOUNTING WIRE BRUSHES AND WIRE WHEELS
16–30 grit
36–80 grit
100–120 grit
150–180 grit
result in damage to tool or wheel.
USING WIRE CUP BRUSHES AND WIRE WHEELS
Wire wheels and brushes can be used for removing rust, scale and paint, and for
smoothing irregular surfaces.
13
3. Maintain a 5˚ to 15˚ angle between the tool and
work surface. The san ding disc should contact
approximately one inch of work surface.
4. Move the tool constantly in a straight line to prevent
burning and swirling of work surface. Allowing the
tool to rest on the work surface without moving, or
moving the tool in a circular motion causes burning
and swirling marks on the work surface.
5. Remove the tool from work surface before turning tool off. Allow the tool to stop
rotating before laying it down.
WARNING: To reduce the risk of serious personal injury, turn off and unplug the
CAUTION: Wear work gloves when handling wire brushes and wheels. They can
CAUTION: Wheel or brush must not touch guard when mounted or while in use.
1. Thread the wheel on the spindle by hand.
2. Depress spindle lock button and use a wrench on the hub of the wire wheel or
brush to tighten the wheel.
3. To remove the wheel, reverse the above procedure.
CAUTION: Failure to properly seat the wheel hub before turning the tool on may
FIG. 15
5˚-15˚