DeWalt DCH481 Manual De Instrucciones página 10

English
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
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 hammers are 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 hammers are professional
power tools.
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. A)

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 3 clamps to the front of the gear case
and may be rotated 360˚ to permit right- or left-hand use.
The side handle must be tightened sufficiently to resist the
twisting action of the tool if the accessory binds or stalls. Be
sure to grip the side handle at the far end to control the tool
during a stall.
To loosen side handle, rotate counterclockwise.
Bit and Bit Holder

WARNING: Burn Hazard. ALWAYS wear gloves when
changing bits. Accessible metal parts on the tool and
8
bits may get extremely hot during operation. Small
bits of broken material may damage bare hands.
The hammerdrill can be fitted with different bits depending
on the desired application. Use sharp drill bits only.
Bit Reccomendations
• For wood, use twist bits, spade bits, power auger bits or
hole saws.
• For metal, use high-speed steel twist drill bits or
hole saws. Use a cutting lubricant when drilling metals.
The exceptions are cast iron and brass which should be
drilled dry.
• For masonry, such as brick, cement, cinder block, etc.,
use carbide-tipped bits rated for percussion drilling.
SDS Max Bit Holder (Fig. D)
nOTE: Special adapters are needed to use the SDS Max bit
holder with straight shank bits and hexagonal screwdriver
bits. Refer to Accessories.
To insert a drill bit or other accessory:
1. Insert the shank of the bit about 19 mm (3/4") into SDS
Max tool holder 8 .
2. Push and rotate bit until it locks in place. The bit will be
securely held.
3. To release bit, pull the sleeve
the bit.
Fig. D
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OPERATION

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.
Installing and Removing the Battery Pack
(Fig. E)
nOTE: For best results, make sure your battery pack is
fully charged.
To install the battery pack 1
battery pack with the rails inside the tool's handle and slide
it into the handle until the battery pack is firmly seated in
the tool and ensure that it does not disengage.
To remove the battery pack from the tool, press the release
button 2 and firmly pull the battery pack out of the tool
handle. Insert it into the charger as described in the charger
section of this manual.
back and remove
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9
into the tool handle, align the