13
Intended uses
The unit is intended for the following uses
– Extraction of drilling slurry and supplying water and
power to the DD EC-1 diamond core drilling machine
for drilling in mineral materials (reinforced concrete,
masonry and natural stone)
– The unit may be operated only when standing on a
horizontal surface and in an upright position.
– Clean water should be used as the cooling and flush-
ing medium.
The water recycled by the unit is almost entirely
free of particles but may contain substances released
by the material in which the hole is drilled. Under no cir-
cumstances should this water be considered suitable
for use as drinking water.
Accessories
–
Replacement main filter, item number 377255 (wear-
ing part)
Eye protection
must be worn.
Protective gloves
must be worn.
Safety precautions
When using the unit, the following fundamental safety
precautions must always be observed in order to avoid
the risk of injury, electric shock and fire hazards. Please
read and observe the instructions before using the unit.
Wear suitable working clothing.
Wear shoes with non-slip soles.
Make the working area safe.
Objects which could cause injury should be removed
from the working area. Ensure that the area is well lit.
When working, keep other persons, children in partic-
ular, away from the unit.
Take the influences of the surrounding area into account.
Do not expose the unit to rain or snow and do not oper-
ate it in damp or wet environments or in the vicinity of
flammable liquids or gases.
Check the unit each time before use.
First check the condition of the supply cord with
PRCD/GFCI residual current device (supplied with the
DD EC-1 diamond core drilling machine) and then check
the condition of the unit, including the supply cord and
the plug (an integral part of the hose set, except for the
GB version). Do not operate the unit if any parts of it are
found to be damaged, if the unit is not complete or when
the operating controls cannot be operated faultlessly.
Use the correct accessories.
Use only the recommended original Hilti accessories.
Use the unit only for the purposes for which it is intended.
Apply a safe working method.
Always ensure that you have a safe stance
and that the unit is standing securely. On scaffolding or
similar platforms, the unit should be used without the
wheel assembly. Never stand on the unit. The wheel
assembly, housing and container grips should never be
used as attachment points for lifting by a crane hook or
similar means. If the unit is to be transported by crane,
the applicable safety regulations must be observed.
Ensure that the unit, supply cord and hose set are posi-
tioned where they are free of obstructions. When work-
ing, always guide the hose set away from the diamond
Use
protective
equipment.
Do not, under any circumstances, use this prod-
uct in any way other than as described in these
operating instructions.
Drilling slurry and recycled drilling water may irritate the
skin and eyes. Rinse with water immediately after skin
contact. If allowed to come into contact with the eyes,
rinse with plenty of water and consult a doctor. The water,
container and hoses may become very hot after long
periods of use and present a risk of burning or scald-
ing.
Read the operating
instructions
Printed: 07.07.2013 | Doc-Nr: PUB / 5139951 / 000 / 00
