11
ield of use and safety precautions
•
Use the "Regular drilling" setting when drilling into facing bricks, flooring, soft stone, lime cement,
and marble.
•
Use the ‘Hammer Drilling” setting when drilling into concrete, bricks, stone & cement.
•
Remove and clean the drill bit head regularly to remove any dust.
•
When drilling into smooth surfaces, such as facing bricks, first cover the area to be drilled with
adhesive tape to ensure that the drill bit does not slip.
•
Drilling into steel: The centre of the hole should first be marked out using a punch.
•
Sheet metal plates must be safely secured in position.
•
When drilling thin metal sheeting, place a piece of wood under the metal to prevent any
deformations.
•
When drilling large diameter holes, first use a small drill bit to create a guide hole.
•
Use lubricating oil prudently as and when necessary
- For steel: machine oil
- For aluminium: turpentine, hard paraffin
- Lubricating oil is not used for iron or copper.
•
To prevent the material from breaking up or tearing, Place a piece of wood underneath or drill
from both sides.
Speed selector switch
The two-position sliding switch increases or
reduces the rotary speed of the drill.
Turn the speed selector switch until the "2" symbol
lines up with the alignment dot on the housing of
the drill. The high speed setting is activated with
a speed of 0-3,000 rpm
Turn the speed selector switch back clockwise
until the "1" symbol lines up with the dot on the
drill housing to activate the low speed setting with
a speed of 0-1,500 rpm
Power trigger switch
Switching on: Press the trigger switch, then press
the self-locking button and release the trigger
switch.
Switching off: Press the trigger switch and then
release it again
955.1920.246 DDM1 Drilling Machine Manual Multi Language_Layout 1 06/12/2012 10:26 Page 11
