Description; Technical Data; Intended Uses - Hilti DD-REC1 Mode D'emploi

Description

The DD-REC1 is an electrically powered water recycling
unit for use with the DD EC-1 diamond core drilling
machine.
Items supplied: recycling unit, wheel assembly, oper-
ating instructions, cleaning pad
See figure and the explanation of operating compo-
nents and tool parts on page 1.
The following conditions must always be observed
when the unit is in use:
– The unit must be connected to an alternating current
electric mains supply in compliance with the infor-
mation given on the type plate.
– The unit may be used only with the supply cord for
the DD EC-1 diamond drilling machine (with built-in
GFCI ground fault interruptor).
– The unit must not be operated in areas where there
is a risk of explosion.

Technical data

Rated input:
Rated voltage:
Mains frequency:
Weight of unit (without water):
Water volume:
Max. number of holes per filling: ✱
Dimensions (without wheels):
Max. water pressure:
Permissible operating temperature range:
Permissible storage or transport temperature range:
Protection class:
✱ Measured at " dia. and 5"drilling depth; depends on base material, drilling direction and type of hole
3 /
4
drilled (through hole, blind hole)

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 positioned on a
horizontal surface and in an upright position.
– Caution: Clean water should be used as the cooling
and flushing medium.
The water recycled by the unit is almost entirely
free of particles but may contain substances released
4
Printed: 07.07.2013 | Doc-Nr: PUB / 5069615 / 000 / 00
Main features of the unit
– Extraction of drilling slurry
– Water is retrieved from the drilling slurry (recycling)
– Supplies water and power for the DD EC-1 diamond
core drilling machine
– Integrated supply and return hose set for connect-
ing the DD EC-1 diamond core drilling machine
– Automatic filter flushing
– Filter can be regenerated
– Stand-by operation
– Warning indicators for:
- inadequate water flow
- overheating
– Self-check of the electronics carried out each time
the unit is switched on
– Removable container for water and drilling slurry
– Removable wheel assembly, also provides suitable
surface for laying down the toolbox for the diamond
core drilling machine
300 W
120 V
50–60 Hz
25 kg / 55 lbs
4–13 l / 1–3 1 / gallons
4
Approx. 50
500×330×420 mm / 20"×13"×16
6 bar / 88 psi
+3 ... +50°C / 36°F ... 122°F
–15 ... +50°C / 5°F ... 122°F
(without water and filter)
I, Grounded construction
by the material in which the hole is drilled. Under no cir-
cumstances should this water be considered suitable
for use as drinking water.
Only to be used with DD EC-1.
Do not, under any circumstances, use this prod-
uct in any way other than as described in these
operating instructions.
"
1 /
2
Right of technical changes reserved