Maintenance; Protecting The Environment - DeWalt DCD470 Manual

EnGLIsh
use an auxiliary dust attachment with an M Class rated
dust extractor such as DWV902M.
Use dry core masonry bits. Keep even force on the drill but not
so much that you crack the brittle material. A smooth, even flow
of dust indicates the proper drilling rate.
Use sharp drill bits only. For masonry, such as brick, cement,
cinder block, etc., use dry diamond core bits
nOTE: Always use core bits designed for dry drilling.
Troubleshooting Drilling in Masonry
Problem
Core bit does not cut.
Material too hard for core bit.
Segments look glazed and polished • Drill in abrasive material to re-expose
Dust accumulating in core bit.
Accumuating dust slows down the
drilling speed.
Rotating speed may not
be appropriate.
Segments wear too fast.

MAINTENANCE

Your D WALT power tool has been designed to operate
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over a long period of time with a minimum of maintenance.
Continuous satisfactory operation depends upon proper tool
care and regular cleaning.

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.
The charger and battery pack are not serviceable.
Lubrication
Your power tool requires no additional lubrication.
Cleaning

WARNING: Blow dirt and dust out of the main housing
with dry air as often as dirt is seen collecting in and around
the air vents. Wear approved eye protection and approved
dust mask when performing this procedure.

WARNING: Never use solvents or other harsh chemicals
for cleaning the non-metallic parts of the tool. These
chemicals may weaken the materials used in these parts.
Use a cloth dampened only with water and mild soap.
36
Solution
• Choose a more appropriate core bit
(with softer segments).
diamond segments.
• Disengage drill bit regularly to
evacuate cuttings. Check filter on dust
extraction, clean or replace
as required.
• Refer to the Maximum
Recommended Capacities
table for proper speed ratings.
• Choose a more appropriate core bit
(with harder segments).
• Reduce the pressure applied on the
core bit.
Never let any liquid get inside the tool; never immerse any
part of the tool into a liquid.
Optional Accessories

WARNING: Since accessories, other than those offered
by D WALT, have not been tested with this product, use
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of such accessories with this tool could be hazardous.
To reduce the risk of injury, only D
accessories should be used with this product.
Consult your dealer for further information on the
appropriate accessories.
MaXIMUM RECOMMEnDED CaPaCITIEs
LOW SPEED
E-Clutch® System YES
Mechanical Clutch YES
RPM 0–400
WOOD
Auger 51 mm
Self-feed 117 mm
Hole saw 172 mm
METaL
Twist 13 mm
MasOnRY
Diamond core bit
Aerated concrete 152 mm
block/breeze block/
cinderblock
Brick 127 mm
nOTE: For holes in metal larger than 13 mm, use hole saws.

Protecting the Environment

Separate collection. Products and batteries marked
with this symbol must not be disposed of with normal
household waste.
Products and batteries contain materials that can
be recovered or recycled reducing the demand for raw
materials. Please recycle electrical products and batteries
according to local provisions. Further information is available at
www.2helpU.com.
Rechargeable Battery Pack
This long life battery pack must be recharged when it fails
to produce sufficient power on jobs which were easily done
before. At the end of its technical life, discard it with due care for
our environment:
• Run the battery pack down completely, then remove it from
the tool.
• Li-Ion cells are recyclable. Take them to your dealer or a
local recycling station. The collected battery packs will be
recycled or disposed of properly.
WALT recommended
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HIGH SPEED
YES
NO
0–1320
51 mm
117 mm
152 mm
8 mm
152 mm
127 mm