Hilti DD 120 User Manual
DD 120
Operating instructions en
Mode d’emploi fr
Manual de instrucciones es
Manual de instruções pt
Printed: 22.11.2013 | Doc-Nr: PUB / 5127357 / 000 / 02
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This Product is Certified
Ce produit est homologué
Producto homologado por
Este produto está registrado
C US
Printed: 22.11.2013 | Doc-Nr: PUB / 5127357 / 000 / 02
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Printed: 22.11.2013 | Doc-Nr: PUB / 5127357 / 000 / 02
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Printed: 22.11.2013 | Doc-Nr: PUB / 5127357 / 000 / 02
ORIGINAL OPERATING INSTRUCTIONS
DD 120 diamond coring system
It is essential that the operating instructions
are read before the machine is operated for
the first time.
Always keep these operating instructions together with the machine.
Ensure that the operating instructions are
with the machine when it is given to other
persons.
Contents Page
1 General information 1
2Description 3
3 Accessories 5
4 Technical data 6
5 Safety instructions 6
6Beforeuse 9
7 Operation 12
8 Care and maintenance 15
9 Troubleshooting 16
10 Disposal 17
11 Manufacturer’s warranty 18
1 These numbers refer to the corresponding illustrations. The illustrations can be found on the fold-out cover
pages. Keep these pages open while studying the operating instructions.
In these operating instructions, the designation “the machine” always refers to the DD 120 diamond core drilling
system.
Operating controls, parts and indicators (drive unit
and drill stand) 1
Drilling performance indicator
;
On/off switch
=
Gear selector
%
Gearing section
&
Motor
(
Carbon brush cover
)
Water swivel
+
Supply cord with GFCI
§
Theft protection indicator (option)
/
Carriage
:
Carriage brake
·
Carriage play adjustment screws
$
Rail
£
Chuck
|
Anchor base plate
¡
Handwheel
Q
End stop
W
Leveling screws
E
Alternative: Combination base plate (anchor or vacuum) 2
Pressure gauge
R
Vacuum release valve
T
Vacuum seal
Z
Vacuum hose connector
U
Accessories 3
Fastening accessories
Clamping spindle
I
Clamping spindle nut
O
Anchor
P
Water collection system 4
en
DD 120 diamond core drilling system
Service indicator
@
1 General information
1.1 Safety notices and their meaning
DANGER
Draws attention to imminent danger that will lead to
seriousbodilyinjuryorfatality.
WARNING
Draws attention to a potentially dangerous situation that
could lead to serious personal injury or fatality.
Water collector bracket
Ü
Water collector
[
CAUTION
Draws attention to a potentially dangerous situation that
could lead to slight personal injury or damage to the
equipment or other property.
NOTE
Draws attention to an instruction or other useful information.
1
1.2 Explanation of the pictograms and other
information
Prohibition signs
On the combination base plate
en
Transport by
crane is not
permissible.
Warning signs
Obligation signs
Wear eye
protection.
Wear safety
Symbols
General
warning
shoes.
Warning:
electricity
Wear a hard
hat.
Warning: hot
surface
Wear ear
protection.
Wear
protective
gloves.
VACUUM
VACUUM
Upper: An additional means of securing the drill stand
must be employed when the machine is used for horizontal drilling with the vacuum securing method.
Lower: Use of the vacuum securing method for overhead
drilling with the drill stand is not permissible.
On the machine
Read the
operating
instructions
before use.
Equipped
with theft
protection
system
2
Revolutions
per minute
Return waste
material for
recycling.
Revolutions
per minute
Lock symbol
Use of the water collection system in conjunction with
a wet-type industrial vacuum cleaner is a mandatory
requirement for working on ceilings.
On the machine
PRCD
GFCI
208188 B/2.2004
Operate the equipment only with a properly functioning
GFCI.
Location of identification data on the machine
The type designation and serial number can be found on
thetypeidentificationplateonthemachine.Makeanote
of this data in your operating instructions and always refer
to it when making an enquiry to your Hilti representative
or service department.
Type:
en
Serial no.:
2 Description
2.1 Use of the product as directed
The DD 120 is an electrically-powered, rig-type diamond core drilling machine for drilling through-holes and blind
holes in (reinforced) mineral materials using diamond core bits and the wet drilling technique (hand-held use is not
permissible).
The machine must be adequately secured to the working surface with an anchor or vacuum base plate before use.
To avoid injury, use only genuine Hilti core bits and DD 120 accessories.
Observe the safety rules and operating instructions for the accessories used.
Observe the information printed in the operating instructions concerning operation, care and maintenance.
Nationally applicable industrial safety regulations must be observed.
The machine, accessories and cutting tools may present hazards when handled incorrectly by untrained personnel or
when used not as directed.
Use of the water collection system in conjunction with a wet-type industrial vacuum cleaner is a mandatory requirement
for working overhead.
An additional means of securing the drill stand must be employed when the machine is secured with the vacuum base
plate (accessory) for horizontal drilling.
Do not strike the base plate with a hammer or other heavy object when making adjustments to it.
Tampering with or modification of the machine, drill stand and accessoriesisnotpermissible.
3
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