DeWalt XR FLEX VOLT DCH773 Original Instructions Manual page 37

LED Function
Red
(permanently on)
Yellow
(permanently on)
Yellow
(flashing)
ASSEMBLY AND ADJUSTMENTS

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.

WARNING: Use only D

WARNING: Risk of injury! Hazard presented by a falling
battery. A falling battery may present a risk of injury to
yourself and others. Check that the battery is securely
seated in the tool.
Inserting and Removing the Battery Pack
from the Tool (Fig. B)
nOTE: Make sure your battery pack
To Install the Battery Pack into the Tool's
Battery Cage
8
1. Align the battery pack with the rails inside the tool's
battery cage (Fig. B).
2. Slide it into the battery cage until the battery pack is firmly
seated in the tool and ensure that you hear the lock snap
into place.
To Remove the Battery Pack from the Tool's
Battery Cage
9
1. Press the release button
out of the tool's battery cage.
2. Insert battery pack into the charger as described in the
charger section of this manual.
Fuel Gauge Battery Packs (Fig. B)
Some D WALT battery packs include a fuel gauge which
e
consists of three green LED lights that indicate the level of
charge remaining in the battery pack.
Description
anti‑rotation system
The red anti-rotation system
11
indicator LED lights up
when anti-rotation is engaged.
service required
The yellow service indicator
12
LED lights up to indicate
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 use
the service indicator flashes to
indicate the tool has exceeded
the required service interval.
WALT battery packs and chargers.
e
8 is fully charged.
and firmly pull the battery pack
To actuate the fuel gauge, press and hold the fuel gauge
15
button . A combination of the three green LED lights will
illuminate designating the level of charge left. When the level
of charge in the battery is below the usable limit, the fuel gauge
will not illuminate and the battery will need to be recharged.
nOTE: The fuel gauge is only an indication of the charge left on
the battery pack. It does not indicate tool functionality and is
subject to variation based on product components, temperature
and end-user application.
Side Handle (Fig. A, C)

WARNING: To reduce the risk of personal injury, ALWAYS
operate the tool with the side handle properly installed.
Failure to do so may result in the side handle slipping
during tool operation and subsequent loss of control. Hold
tool with both hands to maximize control.
2
The side handle clamps to the front of the gear case and may
be rotated 360˚ to permit right- or left-hand use.
Mounting the Straight Side Handle (Fig. C)
1. Widen the ring opening of the side handle
anti-clockwise.
2. Slide the assembly onto the nose of the tool, through the
16
steel ring and onto the collar
and sleeve.
3. Rotate the side handle assembly to the desired position. For
hammerdrilling horizontally with a heavy drill bit, place the
side handle assembly at an angle of approximately 20° to
the tool for optimum control.
4. Lock the side handle mounting assembly in place by
securely tightening the handle
that the assembly will not rotate.
Bit and Bit Holder

WARNING: Burn Hazard. ALWAYS wear gloves when
changing bits. Accessible metal parts on the tool and bits
may get extremely hot during operation. Small bits of
broken material may damage bare hands.
The rotary hammer can be fitted with various drill and chisel
bits. depending on the desired application. Use sharp drill and
chisel bits only.
Inserting and Removing SDS MAX
Accessories (Fig. D)
This machine uses SDS MAX bits and chisels (refer to the inset in
Figure D for a cross-section of an SDS MAX bit shank).
1. Clean the bit shank.
2. Pull back the locking sleeve
3. Release the locking sleeve and turn the bit slightly until the
sleeve snaps into position.
4. Pull on the bit to check if it is properly locked. The
hammering function requires the bit to be able to move
axially several centimetres when locked in the bit holder.
5. To remove a bit pull back the bit holder locking sleeve/
7
collar and pull the bit out of the bit holder
EnGLIsh
2
by rotating it
3
, past the chisel holder
2
rotating it clockwise so
7
and insert the bit shank.
6
.
35