Dewalt DWE4120 Instruction Manual - Page 14

NOTE:

To reduce unexpected tool movement, do not switch the

tool on or off while under load conditions. Allow the grinder to run

up to full speed before touching the work surface. Lift the tool from

the surface before turning the tool off. Allow the tool to stop rotating

before putting it down.

PADDLE SWITCH (DWE4120, DWE4120N) (FIG. 6)

CAUTION:

Before connecting the tool to a power source depress

and release the paddle switch (H) 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.

To turn the tool on, push the lock-off

H

J

FIG. 6

lever (J) toward the back of the tool,

then depress the paddle switch (H).

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.

SLIDER SWITCH (FIG. 7)

WARNING:

Before connecting the

G

FIG. 7

tool to a power supply, be sure the

slider switch is in the off position by

pressing the rear part of the switch

and releasing. Ensure the slider switch

is in the off position 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 slider switch is locked on when the power is connected, the tool

will start unexpectedly.

To start the tool, slide the ON/OFF slider switch (G) toward the front of

the tool. To stop the tool, release the ON/OFF slider switch.

For continuous operation, slide the switch toward the front of the

tool and press the forward part of the switch inward. To stop the tool

while operating in continuous mode, press the rear part of the slider

switch and release.

LOCK-ON BUTTON (DWE4120) (FIG. 8)

The lock-on button (I) offers increased comfort in extended use

applications. To lock the tool on, push the

I

H

J

FIG. 8

lock-off lever (J) toward the back of the

tool then depress the paddle switch (H).

With the tool running, depress the lock-

on button (I). 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.

SPINDLE LOCK (FIG. 9)

The spindle lock button (A) is provided to

A

FIG. 9

prevent the spindle from rotating when

installing or removing wheels. Operate the

spindle lock only when the tool is turned off,

unplugged from the power supply, and has

come to a complete stop. Do not engage

the spindle lock button while the tool is

operating because damage to the tool will result. To engage the lock,

depress the spindle lock button and rotate the spindle until you are

unable to rotate the spindle further.

English

12

Dewalt DWE4120 Instruction Manual - Page 14

Paddle Switch Dwe4120, Dwe4120n Fig. 6, Slider Switch Fig. 7, Lock-on Button Dwe4120 Fig. 8, Spindle - dwe4120n parts

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