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is no battery pack in the cavity. Unplug the charger
before attempting to clean.
6. Do not freeze or immerse the charger in water or any
other liquid.
Storage Recommendations
1. The best storage place is one that is cool and dry, away
from direct sunlight and excess heat or cold.
2. For long storage, it is recommended to store a fully
charged battery pack in a cool dry place out of the
charger for optimal results.
nOTE: Battery packs should not be stored completely
depleted of charge. The battery pack will need to be
recharged before use.
SAVE THESE INSTRUCTIONS FOR
FUTURE USE
sPECiFiCATiOns
Rated Size
Tool Holder
Voltage (DC)
Impact Energy in Joules (EPTA)
No-Load RPM
No-Load BPM
Optimum Drilling Range
Max. Diameter Core
Rotation Control
Weight
Length
Width
Height
Vibration Control
Chipping
Variable Speed Dial
Variable Speed Dial Positions
Dust Extraction Model #
Noise Values [dB(A)]
L
(Emission Sound Pressure Level)
pA
L
(Sound Power Level)
WA
K (Uncertainty of Given Sound Level)
Vibration Values (m/s
)
2
Drilling into Concrete (Value a
h,HD
Uncertainty K
Chipping/Chiselling (Value a
h,Cheq
Uncertainty K
8
DCh733
1-7/8" (48 mm)
SDS MAX
60 V
13.3 J
177–355
1350–2705
3/4"–1-3/4" (19 mm–45 mm)
5" (125 mm)
®
E-Clutch
19 lbs. (8.6 kg)
23.5" (59.7 cm)
4.5" (11.3 cm)
11.2" (28.4 cm)
®
SHOCKS
Yes
Yes
7
DWH053 / DWH050 / DeWALT
Hollow Drill Bits
97
108
3
)
9.0
1.5
)
8.8
1.5
COMPONENTS (FIG. A)
WARNING: Never modify the power tool or any part
of it. Damage or personal injury could result.
Refer to Figure A at the beginning of this manual for a
complete list of components.
Intended Use
Your heavy-duty cordless rotary hammer is designed for
professional concrete drilling and chiseling applications.
DO nOT use under wet conditions or in presence of
flammable liquids or gases.
Your heavy-duty cordless rotary hammer is a professional
power tool.
DO nOT let children come into contact with the tool.
Supervision is required when inexperienced operators use
this tool.
ASSEMBLY AND ADJUSTMENTS
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.
Side Handle (Fig. D)
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.
The side handle
2
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. D)
1. Widen the ring opening of the side handle
rotating it counter clockwise.
2. Slide the assembly onto the nose of the tool, through
the steel ring
and onto the collar
13
holder 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
so that the assembly will not rotate.
2
by
, past the chisel
3
rotating it clockwise
2
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