Operation - DeWalt DCS438 Manual

English
Attaching an AirLock
Extractor (Fig. F)

WARNING: Do not use dust extraction when cutting
metal. Swarf from metal cutting may be hot and may
spark which can melt vacuum hoses and may cause a fire
inside the vacuum.

WARNING: When using dust extraction, empty vacuum
before work begins and often during work. Use care in
disposing of dust. Dust can be hazardous to health if
inhaled, ingested or in contact with the skin. Materials in
fine dust can be explosive.

OPERATION

Instructions for Use

WARNING: Always observe the safety instructions and
applicable regulations.

WARNING: To reduce the risk of serious personal
injury, turn tool off and disconnect battery pack
before making any adjustments or removing/
installing attachments or accessories. An accidental
start‑up can cause injury.
Proper Hand Position (Fig. G)

WARNING: To reduce the risk of serious personal injury,
ALWAYS use proper hand position as shown.

WARNING: To reduce the risk of serious personal
injury, ALWAYS hold securely in anticipation of a
sudden reaction.

WARNING: Keep your free hand far from cutting action.
Do not reach underneath the workpiece.
Proper hand position requires one hand on the main handle
Spindle Lock Button (Fig. H)
The spindle lock button
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changing accessories.
1. To engage the spindle lock button, remove the battery pack
and make sure trigger switch is in OFF position.
2. Depress the spindle lock button and turn the wheel and
spindle until the lock button engages the spindle.
3. Use supplied wrench
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and remove or mount accessories. Spindle threads are
left hand.
Forward/Reverse/Lock Off Button (Fig. A)
Your cut‑off tool is equipped with a forward/reverse/lock off
button . Some applications or accessories may require the
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tool to be run in forward or reverse. When making a cut, select
the direction of cut that allows the tool to be pushed away from
your body, When installing a diamond wheel, select the rotation
that matches the arrow on the wheel
• For forward (clockwise) rotation, push the forward/reverse/
lock off button all the way to the right, as shown by the
direction indicator .
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Compatible Dust
™
is used to lock the spindle
to unscrew the spindle nut
• For reverse (counterclockwise) rotation, push the forward/
reverse/lock off button all the way to the left, as shown by
the direction indicator.
• To lock the trigger switch, push the forward/reverse/
lock off button to the centre position, as shown by the
direction indicator.
To Operate (Fig. A)

CAUTION: Before attempting to start, grasp tool firmly.

WARNING: Edge cutting can be performed only with
wheels that are designed and specified for this purpose.
Protect yourself during edge cutting by directing the open
side of the guard toward a surface.

WARNING: Wheels used for cutting may break or kick
back if they bend or twist while the tool is being used to do
cut‑off work.

WARNING: Do not use edge cutting wheels for surface
grinding applications because these wheels are not
designed for side pressures encountered with surface
grinding. Wheel breakage and injury may result.

WARNING: Do not bang or bump a cut‑off wheel when
starting or during a cut.
1. Grasp main handle
2. Line up wheel with material to be cut. Be sure nothing is
near or in line with the wheel.
3. Depress and hold trigger switch
wheel into work with firm pressure. Do not force the tool.
For maximum efficiency and wheel life, keep the wheel
speed high.
4. To stop tool, release trigger switch
If Using the Dust Shroud for Dust Collecting
.
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(Fig. H)
1. Remove battery pack.
2. Adjust the depth of cut when using the dust shroud.
when
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3. Insert the battery pack.
4. While cutting, keep the shoe flat against the workpiece and
maintain a firm grip, don't force the cut off tool through the
workpiece. Forcing a cut off tool can cause kickback.
nOTE: If making a partial cut, restarting a cut, or correcting
cut direction. Allow the wheels to come to a complete stop.
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To resume cutting ,center the wheel in the kerf (cutting
slot)
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trigger and re‑enter the cut slowly.
5. To stop tool, release trigger switch.
Tool Connect™ Chip (Fig. I)

WARNING: To reduce the risk of serious personal
injury, turn unit off and remove the battery pack
before making any adjustments or removing/
installing attachments or accessories. An accidental
start‑up can cause injury.
Your tool is Tool Connect™ Chip ready and has a location for
installation of a Tool Connect™ Chip.
firmly.
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4
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, back and saw away from cutting edge, pull the
then slowly feed
.