Dewalt DWE490-B2 Instruction Manual - Page 36

Mounting Sanding Backing Pads Fig. F

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English Fig. D 3 Mounting Non-Hubbed Wheels (Fig. E) WARNING: Failure to properly seat the flanges or wheel could result in serious injury (or damage to the tool or wheel). CAUTION: Accessory flanges must be used with depressed center Type 27 grinding wheels and Type 1 cutting wheels. See the Accessories Chart for more information. WARNING: A closed, two-sided cutting wheel guard  is re­quired when using cutting wheels. WARNING: Use of a damaged flange or guard or fail­ ure to use proper flange and guard can re­sult in injury due to wheel breakage and wheel contact. See the Accessories Chart for more information. 1. Place the tool on a table, guard up. 2. Install the backing flange 7 on spindle 6 against the mount. 3. Place wheel against the backing flange, centering the wheel on raised center (pilot) of the backing flange. Fig. F NOTE : Guard may be removed for sanding applications with backing pads and sanding discs. Sanding flap discs are considered grinding wheels by ANSI standards and require the use of a guard. (See Guards). 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 rubber backing pad 9 down to mount. 2. Place the sanding disc 10 on the rubber backing pad 9 . 3. While depressing spindle lock, thread clamp nut on spindle, piloting the raised hub on the clamp nut into the center of sanding disc and backing pad. 4. Tighten the clamp nut with the proper wrench. 5. To remove the wheel, reverse the above procedure. Fig. F 10 9 7 6 3 4. While depressing the spindle lock button, thread the outer flange 8 on spindle, piloting the raised hub on the flange in the center of grinding wheel. 5. Tighten the outer flange with a wrench. 6. Reverse the above procedure to remove the wheel. Mounting Sanding Backing Pads (Fig. F) Sanding pads and sanding discs must be rated above minimum accessory speed as shown on tool. Recommended sanding backing pads and sanding discs are available at extra cost from DeWALT service centers and DeWALT dealers. 34 Mounting and Removing Hubbed Wheels (Fig. A) Hubbed wheels install directly on the spindle. Thread of accessory must match thread of spindle. 1. Remove backing flange by pulling away from tool. 2. Thread the wheel on the spindle 1 by hand. 3. Depress the spindle lock button 2 and use a wrench to tighten the hub of the wheel. 4. Reverse the above procedure to remove the wheel. NOTICE: Failure to properly seat the wheel before turning the tool on may result in damage to the tool or the wheel. Mounting Wire Cup Brushes and Wire Wheels (Fig. A) WARNING: Failure to properly seat the flanges or wheel could result in serious injury (or damage to the tool or wheel). CAUTION: To reduce the risk of personal injury, wear work gloves when handling wire brushes and wheels. They can become sharp. CAUTION: To reduce the risk of damage to the tool, wheel or brush must not touch guard when mounted or while in use. Undetectable

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ENGLISH
34
Fig. D
3
Mounting Non-Hubbed Wheels (Fig. E)
±
WARNING:
Failure to properly seat the flanges or
wheel could result in serious injury (or damage to the
tool or wheel).
±
CAUTION:
Accessory flanges must be used with
depressed center Type 27 grinding wheels and Type 1
cutting wheels. See the
Accessories Chart
for more
information.
±
WARNING:
A closed, two-sided cutting wheel guard
is required when using cutting wheels.
±
WARNING:
Use of a damaged flange or guard or fail-
ure to use proper flange and guard can result in injury
due to wheel breakage and wheel contact. See the
Accessories Chart
for more information.
1. Place the tool on a table, guard up.
2. Install the backing flange
 7 
on spindle
 6 
against the
mount.
3. Place wheel against the backing flange, centering the
wheel on raised center (pilot) of the backing flange.
Fig. F
3
6
7
4. While depressing the spindle lock button, thread the
outer flange
 8 
on spindle, piloting the raised hub on
the flange in the center of grinding wheel.
5. Tighten the outer flange with a wrench.
6. Reverse the above procedure to remove the wheel.
Mounting Sanding Backing Pads (Fig. F)
Sanding pads and sanding discs must be rated
above minimum accessory speed as shown on tool.
Recommended sanding backing pads and sanding discs
are available at extra cost from
D
E
WALT
service centers and
D
E
WALT
dealers.
NOTE :
Guard may be removed for sanding applications
with backing pads and sanding discs. Sanding flap discs are
considered grinding wheels by ANSI standards and require
the use of a guard. (See
Guards
).
±
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 rubber backing pad
 9 
down to mount.
2. Place the sanding disc
 10 
on the rubber
backing pad 
 9 
.
3. While depressing spindle lock, thread clamp nut on
spindle, piloting the raised hub on the clamp nut into
the center of sanding disc and backing pad.
4. Tighten the clamp nut with the proper wrench.
5. To remove the wheel, reverse the above procedure.
Fig. F
10
9
Mounting and Removing Hubbed
Wheels (Fig. A)
Hubbed wheels install directly on the spindle. Thread of
accessory must match thread of spindle.
1. Remove backing flange by pulling away from tool.
2. Thread the wheel on the spindle 
 1 
by hand.
3. Depress the spindle lock button 
 2 
and use a wrench to
tighten the hub of the wheel.
4. Reverse the above procedure to remove the wheel.
NOTICE:
Failure to properly seat the wheel before
turning the tool on may result in damage to the tool
or the wheel.
Mounting Wire Cup Brushes and
Wire Wheels (Fig. A)
±
WARNING:
Failure to properly seat the flanges or
wheel could result in serious injury (or damage to the
tool or wheel).
±
CAUTION: To reduce the risk of personal injury,
wear work gloves when handling wire brushes
and wheels.
They can become sharp.
±
CAUTION: To reduce the risk of damage to the
tool, wheel or brush must not touch guard
when mounted or while in use.
Undetectable