DeWalt D21805 Manual page 28

E N G L I S H
1 Chuck key
1 Kitbox (K-models only)
1 Instruction manual
1 Exploded drawing
● Check for damage to the tool, parts or
accessories which may have occurred during
transport.
● Take the time to thoroughly read and
understand this manual prior to operation.
Description (fi g. A, F)
WARNING: Never modify the power
tool or any part of it. Damage or
personal injury could result.
1 Variable speed switch
2 Lock-on button
3 Forward/reverse slider
4 Two gear selector
5 Mode selector
6 Side handle
7 Depth adjustment rod
8 Keyed chuck
9 Sleeve
10 Chuck key
11 Main handle
12 Screw
INTENDED USE
Your D21805/D21810/D21815 percussion drill has
been designed for professional drilling and impact
drilling as well as for screwdriving applications.
DO NOT use under wet conditions or in presence of
flammable liquids or gases.
These heavy-duty drills are professional power tools.
DO NOT let children come into contact with the tool.
Supervision is required when inexperienced operators
use this tool.
Electrical Safety
The electric motor has been designed for one
voltage only. Always check that the power supply
corresponds to the voltage on the rating plate.
Your D WALT tool is double insulated in
E
accordance with EN 60745; therefore no
earth wire is required.
WARNING: 115 V units have to
be operated via a fail-safe isolating
transformer with an earth screen between
the primary and secondary winding.
26
If the supply cord is damaged, it must be replaced
by a specially prepared cord available through the
D WALT service organisation.
E
Mains Plug Replacement
(U.K. & Ireland Only)
If a new mains plug needs to be fitted:
• Safely dispose of the old plug.
• Connect the brown lead to the live terminal in the
plug.
• Connect the blue lead to the neutral terminal.
WARNING: No connection is to be made
to the earth terminal.
Follow the fitting instructions supplied with good
quality plugs. Recommended fuse: 13 A.
Using an Extension Cable
If an extension cable is required, use an approved
extension cable suitable for the power input of this
tool (see technical data). The minimum conductor size
2
is 1 mm ; the maximum length is 30 m.
When using a cable reel, always unwind the cable
completely.
ASSEMBLY AND ADJUSTMENTS
WARNING: To reduce the risk of
injury, turn unit off and disconnect
machine from power source before
installing and removing accessories,
before adjusting or changing set-ups
or when making repairs. Be sure the
trigger switch is in the OFF position. An
accidental start-up can cause injury.
Selecting the Operating Mode (fi g. D)
The tool can be used in two operating modes:
Rotary drilling: for steel, wood and
plastics.
Percussion drilling: simultaneous
rotating and impacting for concrete and
masonry drilling operations.
● Select the required operating mode by rotating
the mode selector (5) to the required position.
Inserting and Removing a Bit (fi g. A)
● Open the chuck by turning the sleeve (9)
counterclockwise and insert the bit shank.