Optional Accessory - DeWalt DCH911 Instruction Manual

English
The bail/loop style auxiliary handle
the gear case and may be rotated 360˚ to permit right- or
left-hand use.
Mounting the Bail/Loop Style Auxiliary
Handle (Fig. D)
1. Widen the ring opening
auxiliary handle by rotating the screw for handle
5
mounting counterclockwise.
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2. Slide the assembly onto the nose of the tool through
the ring opening 13
collar 3 , past the chisel holder and sleeve.
3. Rotate the bail/loop style auxiliary handle to the
desired position.
4. Lock the bail/loop style auxiliary handle in place by
securely tightening the screw for handle mounting
rotating it clockwise so that the assembly will not rotate.
Chisels and Chisel Holder

WARNING: Burn hazard. ALWAYS wear gloves when
changing chisels. Accessible metal parts on the tool
and chisels may get extremely hot during operation.
Small bits of broken material may damage bare hands.

WARNING: Do not attempt to tighten or loosen drill
chisels (or any other accessory) by gripping the front
part of the chuck and turning the tool on. Damage to
the chuck and personal injury may occur.
The demolition hammer can be fitted with various
chisels depending on the desired application. Use sharp
chisels only.
Inserting and Removing SDS Max®
Chisels (Fig. E)
nOTE: Accessories and attachments used must be lubricated
around the SDS Max® fitment before installation.
1. Insert chisel in the tool holder/sleeve
downward pressure while rotating to secure the chisel
into place. The chisel shank must be clean.
2. Ensure the chisel is properly engaged.
nOTE: The chisel needs to move several centimeters
in and out of the tool holder/sleeve
properly engaged.
3. To remove the chisel pull back the tool holder/sleeve
and pull the chisel out.
Indexing the Chisel Position (Fig. F)
The chisel can be indexed and locked into
12 different positions.
1. Insert the chisel as described above.
2. Rotate the chisel position index collar
of the arrow until the chisel is in the desired position.
nOTE: After finding the desired position, slightly
maneuver the chisel back and forth to ensure the chisel is
properly engaged.
10
5 clamps to the front of
of the bail/loop style
13
and onto the chisel position index
4 and apply
when
4
3 in the direction
Power Reduction Slider (Fig. A)
Move the power reduction slider
The required setting is a matter of experience, for example:
• When chiseling soft, brittle materials or when minimum
break-out is required, move the power reduction slider
down (low). The white low speed LED
• When breaking harder materials, move the power
reduction slider up (full power). The white LED will
be covered.
Wireless Tool Control™ (Fig. A)

CAUTION: Read all safety warnings, instructions and
specifications of the appliance which is paired with
the tool.
Your tool is equipped with a Wireless Tool Control™
6 ,
transmitter which allows your tool to be wirelessly paired
with another Wireless Tool Control™ device, such as a
D WALT dust extractor.
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To pair your tool using Wireless Tool Control™, depress
the trigger switch
pairing button on the separate device. An LED on the
separate device will let you know when your tool has been
successfully paired.
Service Indicator LED (Fig. A)
Your DCH911 has one LED, indicating a service indicator.
Refer to the table for more information on LED functionality.
lED Function
Yellow
(permanently on)
Yellow
(flashing)
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D WALT Tool Tag Ready (Fig. I)
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Optional Accessory

Your hammer comes with Tool Tag mounting holes
fasteners or installing a D
14
a T15 bit tip to install the tag.

WARNING: Use only original fasteners. Longer screws
increase the risk of electrical shock or damage to
the tool.
The D WALT Tool Tag is designed for tracking and locating
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professional power tools, equipment, and machines using
the D WALT Tool Connect™ app. For proper installation of
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the D WALT Tool Tag refer to the D
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11 to the desired level.
10
and the Wireless Tool Control™
1
Description
service required
The yellow service indicator
LED lights up to indicate
12
the tool needs servicing
within the next 10 hours of
use (new lubrication and
hammer mechanism sealing).
service exceeded
With the service indicator
lit, after a further 10 hours
of use the service indicator
flashes to indicate the tool
has exceeded the required
service interval.
WALT Tool Tag. You will need
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WALT Tool Tag manual.
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will illuminate.
and
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