DeWalt DWE4157F Manual Del Usuario página 36

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Features
No-Volt
The No-volt function stops the grinder restarting without the
switch being cycled if there is a break in the power supply.
Electronic Soft Start
This feature limits the initial start up momentum, allowing the
speed to build up gradually over a 1 second period.
ASSEMBLY AND ADJUSTMENTS

WARNING: To reduce the risk of serious personal
injury, turn tool off and disconnect tool from power
source before making any adjustments or removing/
installing attachments or accessories. Be sure the
trigger switch is in the OFF position. An accidental start-up
can cause injury.
Attaching Side Handle (Fig. A)

WARNING: Before using the tool, check that the handle is tightened securely.
Screw the side handle adapter
either side of the gear case, then screw the side handle
the adapter. The adapter MUsT be used together with the
side handle. If the adapter is missing, stop using the tool, find
a nearest D WALT service center for a new adaptor. The side
e
handle should always be used to maintain control of the tool at
all times.
Rotating the Gear Case (Fig. B)
To improve user comfort, the gear case will rotate 90° for
cutting operations.
1. Remove the four corner screws attaching the gear case to
motor housing.
2. Without separating the gear case from motor housing,
rotate the gear case head to desired position.
nOTE: If the gear case and motor housing become separated by
more than 3.0 mm, the tool must be serviced and re-assembled
by a D WALT service center. Failure to have the tool serviced
e
may cause motor and bearing failure.
3. Reinstall screws to attach the gear case to the motor
housing. Tighten screws to 2 Nm torque. Overtightening
could cause screws to strip.
Guards

CAUTION: Guards must be used with all grinding
wheels, cutting wheels and sanding flap discs. The
tool may be used without a guard only when sanding
with conventional sanding discs. Some applications may
require purchasing the correct guard from your local
dealer or authorized service center.
nOTE: Edge grinding and cutting can be performed with Type
27 wheels designed and specified for this purpose; 6.35 mm
thick wheels are designed for surface grinding while thinner
Type 27 wheels need to be examined for the manufacturer's
label to see if they can be used for surface grinding or only
edge grinding/cutting. A Type 1 guard must be used for any
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2 into one of the holes on
3 into
wheel where surface grinding is forbidden. Cutting can also be
performed by using a Type 41 wheel and a Type 1 guard.
nOTE: See the Grinding and Cutting Accessory Chart to select
the proper guard/accessory combination.
Adjusting and Mounting Guard (Fig. C)

WARNING: To reduce the risk of serious personal
injury, turn tool off and disconnect tool from power
source before making any adjustments or removing/
installing attachments or accessories. Be sure the
trigger switch is in the OFF position. An accidental start-up
can cause injury.
adjustment Options (Fig. C)
For guard adjustment, the guard release lever
one of the alignment holes 13
ratcheting feature.
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, align the guard parallel
to the mounting slot in gearcase.
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2. Slide the guard into the mounting slot with the guard
tabs 12 riding along the 2 flat sides of the collar just above
the mounting slot.
3. Press and hold the guard release lever
the guard around until the lever engages one of the
alignment holes 13 .
4. Release the guard release lever.
5. To position the guard:
Press and hold the guard release lever
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 on the guard collar. This ensures that
13
the guard is secure.
6. To remove the guard, press and hold the guard release lever
and rotate the guard around until the lever disengages
from the alignment holes, then slide the guard off the
mounting slot.
Flanges and Wheels

WARNING: Hubbed wheels are not to be used on this
grinder since the grinding surface of the wheel might
not be within the guard lip. An improperly mounted
hubbed wheel that projects through the plane of the
guard lip cannot be adequately protected.
Mounting Non-Hubbed Wheels (Fig. A, D)

WARNING: Failure to properly seat the flange/ clamp nut/
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 and Type 42 cutting wheels.
engages
9
on the guard collar using a
and rotate
9
9 . Rotate the