DeWalt DWE490 Original Instructions Manual page 34

EnGLIsh
Attaching Side Handle (Fig. B)

WARNING: Before using the tool, check that the handle is
tightened securely.

WARNING: The side handle should always be used to
maintain control of the tool at all times.
7
Screw the side handle tightly into one of the holes
either side of the gear case.
Mounting and Removing a Keyed Guard
(Fig. A, C)

WARNING: To reduce the risk of serious personal
injury, turn tool off and disconnect tool from
power source before making any adjustments or
removing/installing attachments or accessories.
Before reconnecting the tool, depress and release the
trigger switch to ensure that the tool is off.

CAUTION: Guards must be used with this grinder.
When using the grinder for cutting metal or masonry a Type 1
guard MUST be used. Type 1 guards are available at extra cost
from D WALT distributors.
e
nOTE: Please refer to the Grinding and Cutting Accessory
Chart at the end of this section to show other accessories that
can be used with these grinders.
1. Place the angle grinder on a table, spindle
14
2. Align the lugs with the notches
5
3. Press the guard down and rotate it to the
required position.
4. Securely tighten the screw
5. To remove the guard, slacken the screw.

CAUTION: If the guard cannot be tightened by the
adjusting screw, do not use the tool. To reduce the risk of
personal injury, take the tool and guard to a service center
to repair or replace the guard.
Fitting and Removing a Grinding or Cutting
Disc (Fig. A, D, E)

WARNING: Do not use a damaged disc.
1. Place the tool on a table, guard up.
10
2. Fit the backing flange
(Fig. D).
16
3. Place the disc on the backing flange
fitting a disc with a raised centre, make sure that the raised
17
centre is facing the backing flange
4. Screw the threaded clamp nut
(Fig. D):
a. The ring on the threaded clamp nut
towards the disc when fitting a grinding disc (Fig. E1);
b. The ring on the threaded clamp nut
from the disc when fitting a cutting disc (Fig. E2).
5. Press the spindle lock button
until it locks in position.
32
13
4
up.
15
.
6
.
4
correctly onto the spindle
10
(Fig. E1). When
10
.
11 4
onto the spindle
11
must face
11
must face away
3
and rotate the spindle
6. Tighten the threaded clamp nut
spanner supplied.
7. Release the spindle lock.
8. To remove the disc, loosen the threaded clamp nut
the two-pin spanner.
Fitting and Removing a Backing Pad/
on
Sanding Sheet (Fig. A, D, F)
1. Place the tool on a table or flat surface, with the guard
facing up.
2. Remove the backing flange
3. Place the rubber backing pad correctly onto the spindle
4. Place the sanding sheet on the rubber backing pad.
5. Screw the threaded sanding clamp nut
the backing pad onto the spindle. The ring on the threaded
clamp nut must face towards the rubber backing pad.
6. Press the spindle lock button
until it locks in position.
7. Tighten the threaded sanding clamp nut
pin spanner
8. Release the spindle lock.
9. To remove the rubber backing pad, loosen the threaded
12
clamp nut
Fitting a Wire Cup Brush
Screw the wire cup brush directly onto the spindle without the
use of the spacer and threaded flange.
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.
• Never use blotters together with bonded abrasive products.
• Do not work with the grinding cup without a suitable guard
in place.
Do not strain the machine so heavily that it comes to
•
a standstill. after heavily straining the power tool,
continue to run it at no-load for several minutes to
4
cool down the accessory. Do not touch grinding and
cutting discs before they have cooled down. The discs
can become very hot while working.
11
with the two-pin
10
.
3
and rotate the spindle
9
.
with the two-pin spanner
11
with
4
.
12
supplied with
4
12
with the two-
9
.