DeWalt XR LI-ION DCG418 - Prior to Operation; Mounting Sanding Backing Pads; Mounting and Removing Hubbed Wheels; Mounting Wire Cup Brushes and Wire Wheels

14
ENGLISH

WARNING:
• Ensure all materials to be ground or cut are secured
inplace.
OPERATION
Instructions for Use

WARNING: Always observe the safety instructions and
applicableregulations.

WARNING: To reduce the risk of serious personal
injury, turn tool off and disconnect battery pack
before making any adjustments or removing/
installing attachments or accessories. An accidental
start‑up can causeinjury.

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 damage could occur to
the accessory, causing wires to fragment from accessory
wheel orcup.
Wire cup brushes or wire wheels install directly on the threaded
spindle without the use of flanges. Use only wire brushes or
wheels provided with a M14 threaded hub. These accessories
are available at extra cost from your local dealer or authorised
servicecentre.
1. Place the tool on a table, guardup.
2. Thread the wheel on the spindle byhand.
3. Depress spindle lock button
3
and use a wrench on the
hub of the wire wheel or brush to tighten thewheel.
4. To remove the wheel, reverse the aboveprocedure.
NOTICE: To reduce the risk of damage to the tool, properly
seat the wheel hub before turning the toolon.
Prior to Operation
• Install the guard and appropriate disc or wheel. Do not use
excessively worn discs orwheels.
• Be sure the inner and outer flange are mounted correctly.
Follow the instructions given in the Grinding and Cutting
AccessoryChart.
• Make sure the disc or wheel rotates in the direction of the
arrows on the accessory and
thetool.
• Do not use a damaged accessory. Before each use inspect
the accessory such as abrasive wheels for chips and cracks,
backing pad for cracks, tear or excess wear, wire brush for
loose or cracked wires. If power tool or accessory is dropped,
inspect for damage or install an undamaged accessory. After
inspecting and installing an accessory, position yourself and
bystanders away from the plane of the rotating accessory
and run the power tool at maximum no‑load speed for one
minute. Damaged accessories will normally break apart
during this testtime.
wheel breakage and wheel contact. See the Accessories
Chart for moreinformation.
1. Place the tool on a table, guardup.
2. Install the unthreaded backing flange
7
on spindle
4
with
the raised centre (pilot) facing the wheel.
3. Place wheel against the backing flange, centreing the wheel
on the raised centre (pilot) of the backingflange.
4. While depressing the spindle lock button and with the
hex depressions facing away from the wheel, thread the
clampnut
8
on spindle so that the lugs engage the two
slots in thespindle.
5. While depressing the spindle lock button, tighten the
locking flange with awrench.
6. To remove the wheel, depress the spindle lock button and
loosen the threaded locking flange with awrench.
Mounting Sanding Backing Pads (Fig.A,F)
NOTE: Use of a guard with sanding discs that use backing pads,
often called fiber resin discs, is not required. Since a guard is
not required for these accessories, the guard may or may not fit
correctly ifused.

WARNING: Failure to properly seat the flange/ clamp nut/
wheel could result in serious injury (or damage to the tool
orwheel).

WARNING: Proper guard must be reinstalled for grinding
wheel, cutting wheel, sanding flap disc, wire brush or
wire wheel applications after sanding applications
arecomplete.
1. Place or appropriately thread backing pad
18
on
thespindle.
2. Place the sanding disc
19
on the backing pad
18
.
3. While depressing spindle lock
3
, thread clamp nut
20
on
spindle, piloting the raised hub on the clamp nut into the
centre of san ding disc and backingpad.
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.
Mounting and Removing Hubbed Wheels (Fig.G)
Hubbed wheels install directly on the M14 threaded 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
4
byhand.
3. Depress the spindle lock button
3
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 flange/ clamp nut/
wheel could result in serious injury (or damage to the tool
orwheel).