Operation - DeWalt DC411-XE Instruction Manual

3. Re-install screws to attach the gear case to the motor housing. Tighten screws to
20 in.-lbs. torque. Overtightening could cause screws to strip.
Accessories
It is important to choose the correct guards, backing pads and flanges to use with
grinder accessories. See pages 11 and 12 for information on choosing the correct
accessories.
WARNING: Accessories must be rated for at least the speed recom mended on the
tool warning label. Wheels and other accessories running over their rated accessory
speed may fly apart and cause injury. Threaded accessories must have a M14x2 hub.
Every unthreaded accessory must have a 22.2 mm (7/8") arbor hole. If it does not, it
may have been designed for a circular saw. Use only the accessories shown on
pages 11 and 12 of this manual. Accessory ratings must always be above tool speed
as shown on tool nameplate.
MOUNTING GUARD
MOUNTING AND REMOVING GUARD
WARNING: To reduce the risk of serious personal injury, turn tool off and
remove battery pack before making any adjustments or removing/installing
attachments or accessories.
CAUTION: Guards must be used with all grinding wheels, cutting wheels,
sanding flap discs, wire brushes, and wire wheels. The tool may be used without a
guard only when sanding with conventional sanding discs. D
provided with a guard intended for use with depressed centerwheels (Type 27) and
hubbed grinding wheels (Type 27). The same guard is designed for use with sanding flap
discs (Type 27 and 29) and wire cup brushes. Grinding
and cutting with wheels other than Type 27 and 29 require
different accessory guards included with tool. A Type 1
guard is provided for use with a Type 1 wheel. Mounting
instructions for these accessory guards are included in
the accessory package.
1. Open the guard latch (K), and align the lugs (L) on
the guard with the slots on the gear case (M). This
will align the lugs on the guard with the slots on
the gear case cover.
2. Push the guard down until the guard lugs engage and rotate freely in the groove
3. With the guard latch open, rotate the guard (I) into the desired working position. The
4. Close the guard latch to secure the guard on the
5. To remove the guard, open the guard latch,
NOTE: The guard is pre-adjusted to the diameter of
the gear case hub at the factory. If, after a period of
time, the guard becomes loose, tighten the
adjusting screw (N) with clamp lever in the closed
position with guard installed on the tool.
CAUTION: Do not tighten the adjusting screw
with the clamp lever in the open position.
Undetectable damage to the guard or the mounting
hub may result.
WALT model DC411-XE is CAUTION: If the guard cannot be tightened by the adjusting clamp, do not use the
E
tool. To reduce the risk of personal injury, take the tool and guard to a service center
to repair or replace the guard.
NOTE: Edge grinding and cutting can be performed with Type 27 wheels designed
L
and specified for this purpose; 6.35 mm (1/4") thick wheels are designed for surface
grinding while 3.17 mm (1/8") wheels are designed for edge grinding. Cutting can
also be performed by using a Type 1 wheel and a Type 1 guard.

OPERATION

M
WARNING: To reduce the risk of serious personal injury, turn tool off and
K remove battery pack before making any adjustments or removing/installing
attachments or accessories.
10
on the gear case hub.
guard body should be positioned between the spindle and the operator to provide
maximum operator protection.
gear case. You should not be able to rotate the
guard by hand when the latch is closed. Do not
operate the grinder with a loose guard or the
clamp lever in open position.
rotate the guard so that the arrows are aligned and pull up on the guard.
I
N