Electrical Safety; Using An Extension Cable; Assembly And Adjustments - DeWalt D25124 Original Instructions Manual

Description (fi g. 1)
WARNING: Never modify the power
tool or any part of it. Damage or
personal injury could result.
a. Variable speed switch
b. Lock-on button
c. Forward/reverse slider
d. Mode selector
e. Safety lock
f. Tool holder
g. Dust cover
h. Locking collar (D25124)
i. Depth adjustment rod
j. Side handle
k. Depth stop clamp
INTENDED USE
These heavy-duty rotary hammers have been
designed for professional drilling and hammerdrilling,
screwdriving and light chipping
DO NOT use under wet conditions or in presence of
flammable liquids or gases.
These hammerdrills are professional power tools.
DO NOT let children come into contact with the
tool. Supervision is required when inexperienced
operators use this tool.
• This product is not intended for use by persons
(including children) suffering from diminished
physical, sensory or mental abilities; lack of
experience, knowledge or skills unless they are
supervised by a person responsible for their
safety. Children should never be left alone with
this product.

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: 120 V units have to
be operated via a fail-safe isolating
transformer with an earth screen
between the primary and secondary
winding.
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
(Middle East and Africa)
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 is 1 mm 2 ; 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
(fig. 2)
The tool can be used in the following operating
modes:
Rotary drilling: for screwdriving and for
drilling into steel, wood and plastics
Hammerdrilling: for concrete and masonry
drilling operations.
Bit rotation: non-working position used
only to rotate a flat chisel into the desired
position
Hammering only: for light chipping,
chiselling and demolition applications. In
this mode the tool can also be used as a
lever to free a jammed drill bit.
1. To select the operating mode, press the safety
lock (e) and rotate the mode selector switch
(d) until it points to the symbol of the required
mode.
EN GL IS H
7