Intended Use - Hilti DD 120 Original Bedienungsanleitung

▶ Keep the supply cord, extension cord, water hose and vacuum hose away from rotating parts of
the machine.
▶ Use of the water collection system in conjunction with a wet-type industrial vacuum extractor is a
mandatory requirement for wet drilling overhead.
▶ Use of the vacuum securing method without an additional means of fastening is prohibited for
drilling in an upward direction.
▶ An additional means of securing the drill stand must be employed when the machine is secured
with the vacuum securing method (accessory) for horizontal drilling.
3 Description
3.1

Intended use

The product described is an electrically powered diamond core drilling machine. It is designed for drilling
through-holes and blind holes in (reinforced) mineral base materials using a drill stand and the wet drilling
technique. Hand-held use of the diamond core drilling machine is not permitted.
The product described is designed for professional use and only trained, authorized personnel are permitted
to operate, service and maintain the product. This personnel must be specifically informed about the
possible hazards. The product described and its ancillary equipment can present hazards if used incorrectly
by untrained personnel or if used not in accordance with the intended use.
▶ Always use a drill stand when using the diamond core drilling machine. The drill stand must be sufficiently
anchored in the base material by an anchor base plate or vacuum base plate.
▶ Do not use a hammer or other heavy object to adjustment the base plate.
▶ Operate the machine only when it is connected to a power supply providing a voltage and frequency in
compliance with the information given on its type identification plate.
▶ Comply with national health and safety requirements.
▶ Comply with the safety rules and operating instructions for the accessories used.
▶ To reduce the risk of injury, use only genuine Hilti core bits and accessories.
3.2 Parts and operating controls
3.2.1 Vacuum base plate (accessory)
Clamping spindle
R
274865
*274865*
Printed: 11.06.2018 | Doc-Nr: PUB / 5069516 / 000 / 06
1
DD 120 diamond core drilling system
Theft protection indicator (optional)
@
Service indicator
;
Drilling performance indicator
=
On/off switch
%
End stop
&
Rail
(
Hand wheel
)
Adjusting screws for carriage play (4x)
+
Carriage lock
§
Carriage
/
Anchor base plate
:
Leveling screws (4x)
∙
Chuck
$
Water swivel
£
Gear switch
|
Gearing section
¡
Motor
Q
Carbon-brush cover
W
Supply cord with PRCD
E
2
Vacuum hose connector
T
English 25