DeWalt DWE4377 Original Instructions Manual page 11

Setting Guard Adjustment Options
To adjust the guard release lever
adjustment option:
1. Remove screw using a T20 bit.
21
2. Remove the guard release lever taking note of the spring
position. Choose the end of the lever for the desired
adjustment option. One-touch will use the slanted end
of the lever to engage the alignment holes
7
guard collar. Two-touch will use the squared end to engage
the alignmnet holes
13
3. Replace the lever, positioning the chosen end under the
spring 12 . Ensure the lever is in proper contact with
the spring.
4. Replace screw and torque to 2.0-3.0N-m. Ensure proper
installation with spring return function by depressing guard
release lever 7 .
Mounting Guard (Fig. C)
CAUTION: Prior to mounting guard, ensure the screw,
lever, and spring are fitted correctly before mounting
the guard.
1. With the spindle facing the operator, press and hold the
guard release lever .
7
2. Align the lugs on the guard with the slots
14
gear case.
3. Push the guard down until the guard lugs engage and
rotate them in the groove on the gear case hub. Release the
guard release lever.
4. To position the guard:
TM
One-touch : Rotate the guard clockwise into the
desired working position. Press and hold the guard release
lever 7 release lever to rotate the guard in the anti-
clockwise direction.
Two-touch TM : Press and hold the guard release lever
Rotate the guard clockwise or anti-clockwise into the
desired working position.
NOTE: The guard body should be positioned between
the spindle and the operator to provide maximum
operator protection.
The guard release lever should snap into one of the
alignment holes 13 on the guard collar. This ensures that
the guard is secure.
5. To remove the guard, follow steps 1–3 of these instructions
in reverse.
Flanges and Wheels
Mounting Non-Hubbed Wheels (Fig. D)
WARNING: Failure to properly seat the flanges and/or
wheel could result in serious injury (or damage to the tool
or wheel).
CAUTION: Included flanges must be used with Type
27 grinding wheels and Type 41/42 cutting wheels.
See the Grinding and Cutting Accessory Chart for
more information.
7 for desired
on the
13
on the guard collar.
on the
15
WARNING: A closed, two-sided cutting wheel guard is
required when using abrasive cutting wheels or diamond
coated cutting wheels.
WARNING: Use of a damaged flange or guard or fail ure
to use proper flange and guard can re sult in injury due
to wheel breakage and wheel contact. See the Grinding
and Cutting Accessory Chart for more information.
1. Place the tool on a table, guard up.
2. Install the unthreaded backing flange
the raised centre (pilot) facing the wheel.
3. Place wheel
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
threaded locking flange
engage the two slots in the spindle.
5. While depressing the spindle lock button, tighten the
threaded locking flange
6. To remove the wheel, depress the spindle lock button and
loosen the threaded locking flange.
Mounting Sanding Backing Pads (Fig. E)
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.
.
7
1. Place or appropriately thread backing pad
the spindle.
2. Place the sanding disc
3. While depressing spindle lock
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 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).
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
3
against the backing flange, centreing the
16
on spindle so that the lugs
4
4 using a hex wrench.
on the backing pad
18
, thread clamp nut
2
ENGLISH
on spindle 1 with
17 on
.
17
on
19
11