DeWalt DW402 Manual De Instrucciones página 12

OPERATION
Switch
CAUTION: Before connecting the tool to a power source
depress and release the paddle switch (A) once without depressing
the lock-on button (F) to ensure that the switch is off. Depress and
release the paddle switch as described above after any interruption
in power supply to the tool, such as the activation of a ground fault
interrupter, throwing of a circuit breaker, accidental unplugging, or
power failure. If the paddle switch is locked on, the tool will start
immediately when it is reconnected.
CAUTION: Hold the side handle and body of the tool firmly to
maintain control of the tool at start up and during use and until the
wheel or accessory stops rotating. Make sure the wheel has come
to a complete stop before laying the tool down.
PADDLE SWITCH
To turn the tool on, push the lock-off lever (B) toward the back of
the tool, then depress the paddle switch (A). The tool will run while
the switch is depressed. Turn the tool off by releasing the paddle
switch.
WARNING: Do not disable the lock-off
lever. If the lock-off lever is disabled, the
tool may start unexpectedly when it is laid
down.
LOCK-ON BUTTON
The lock-on button offers increased comfort in extended use appli-
cations. To lock the tool on, push the lock-off lever (B) toward the
back of the tool then depress the paddle switch (A). With the tool
running, depress the lock-on button (F). The tool will continue to run
after the paddle switch is released. To unlock the tool, depress and
release the paddle switch. This will cause the tool to stop.
CAUTION: Allow the tool to reach full speed before touching
tool to the work surface. Lift the tool from the work surface before
turning the tool off.
SURFACE GRINDING WITH GRINDING WHEELS
1. Allow the tool to reach full speed before touching the tool to the
work surface.
2. Apply minimum pressure to the work surface, allowing the tool
to operate at high speed. Grinding rate is greatest when the tool
operates at high speed.
3. Maintain a 20˚ to 30˚ angle between the
tool and work surface.
4. Continuously move the tool in a forward
and back motion to avoid creating
gouges in the work surface.
5. Remove the tool from work surface before turning tool off. Allow
the tool to stop rotating before laying it down.
EDGE GRINDING WITH GRINDING WHEELS
Cutting wheels, designed specifically for cutting, and edge grinding
wheels, designed specifically for edge grinding, are available at
extra cost from your local dealer or authorized service center.
WARNING: Do not use edge grinding/cutting wheels for surface
A grinding applications because these wheels are not designed for
F
B side pressures encountered with surface grinding. Wheel breakage
and injury may result .
CAUTION: Wheels used for cutting and edge grinding may break
or kick back if they bend or twist while the tool is being used to do cut-
off work or deep grinding. To reduce the risk of serious injury, limit the
use of these wheels with a standard Type 27 guard to shallow cutting
and notching (less than 1/2" in depth). The open side of the guard must
be positioned away from the operator. For deeper cutting with a Type 1
9
20˚-30˚