DeWalt DC415-XE Instruction Manual page 17

3. Maintain a 5˚ to 10˚ angle between the tool and work
surface for wire cup brushes.
4. Maintain contact between the edge of the wheel and
the work surface with wire wheels.
5. Continuously move the tool in a forward and back
motion to avoid creating gouges in the work surface.
Allowing the tool to rest on the work surface without
moving, or moving the tool in a circular motion causes burning and swirling
marks on the work surface.
6. Remove the tool from the work surface before turning the tool off. Allow the tool
to stop rotating before setting it down.
CAUTION: Use extra care when working over an edge, as a sudden sharp
movement of grinder may be experienced.
MOUNTING AND USING CUTTING (TYPE 1) WHEELS
Cutting wheels include diamond wheels and abrasive discs. Abrasive cutting wheels
for metal and concrete use are available. Diamond blades for concrete cutting can
also be used.
WARNING: A closed, 2-sided cutting wheel guard is included with this tool and is
re quired when using cutting wheels. Fail ure to use proper flange and guard can re sult
in injury resulting from wheel breakage and wheel contact. See pages 9 and 10 for
more information.
MOUNTING CLOSED (TYPE 1) GUARD
WARNING: To reduce the risk of serious personal
injury, turn tool off and and remove battery pack
before making any adjustments or removing/installing
attachments or accessories.
1. Open the guard latch (L), and align the lugs (T) on
the guard with the slots on the hub (U).
2. Push the guard down until the guard lug engages
and rotates freely in the groove on the gear case hub.
3. Rotate guard (H) into desired working position. The guard body should be positioned
between the spindle and the operator to provide maximum operator protection.
4. Close the guard latch to secure the on guard the
gear case cover. You should be unable to rotate
the guard by hand when the latch is in closed
position. Do not operate grinder with a loose
guard or clamp lever in open position.
5˚-10˚
5. To remove the guard, open the guard latch, rotate
the guard so that the lugs and slots are aligned
and pull up on the guard.
NOTE: The guard is pre-adjusted to the dia met er of the
gear case hub at the factory. If, after a period of time, the
guard becomes loose, tighten the adjusting screw (O)
with the clamp lever in the closed position with guard
installed on the tool.
CAUTION: To reduce the risk of damage to the tool, do not
tighten adjusting screw with clamp lever in open position.
Undetectable damage to guard or mounting hub may
result.
MOUNTING CUTTING WHEELS
WARNING: To reduce the risk of serious personal injury, turn tool off and and remove
battery pack before making any adjustments or removing/installing attachments or
accessories.
CAUTION: Matching diameter threaded backing flange and clamp nut (included with
tool) must be used for cutting wheels.
U
1. Place the unthreaded backing flange on spindle with the raised section (pilot)
facing up. The raised section (pilot) on the backing flange will be against the
wheel when the wheel is installed. Be sure the backing flange recess is seated
onto the flats of the spindle by pushing and twisting the flange before placing the
wheel.
T
2. Place the wheel on the backing flange, centering the wheel on the raised section
(pilot).
L
3. Install the threaded clamp nut with the raised section (pilot) facing away from the
wheel.
4. Depress the spindle lock button and tighten clamp nut with a wrench.
5. To remove the wheel, grasp and turn while depressing the spindle lock button.
15
H
O