Hilti DD-80E/RA Instrucciones De Operación página 6

7.5 Mounting the motor unit on the drill stand
1
2
4
5
7.7 Releasing a core bit
1
3
2
7.9 Attaching the water collector
1
2
4
3
7.11 Connecting the mains supply (115 V motor unit)
(Mains socket with earth/ground connection required, 15 A fuse rating)
1
2
3
5 4
6
115V
6
Printed: 07.07.2013 | Doc-Nr: PUB / 5069606 / 000 / 00
1. Motor unit
2. Drill stand
3. Clamping bar
4. Clamping screw
5. Wrench
3
1. Chuck
2. Core bit
3. Locking sleeve
Hold the core bit before disengaging
the locking sleeve.
When the core bit is released, ensure
that the core does not accidentally fall
out of the bit.
When drilling overhead, close the
water supply valve and drain the core
bit via the water supply hose before
releasing it from the chuck
(see section 3.4).
1. Drill stand
2. Water collector holder
3. Water collector
4. Pressure screws
Tighten the pressure screws evenly.
Use of the water collector is man-
datory for overhead coring and is also
recommended for all other coring
positions.
1. Motor unit ON / OFF switch
2. Supply cord
3. GFCI ground fault circuit interruptor
4. GFCI test button
5. GFCI ON-switch
6. Mains plug specific to country
The DD-80 E comes equipped with a
GFCI included in the power cord. The
GFCI must be operated according to
the following instructions.
7.6 Fitting a core bit
1
4
2
3
7.8 Inserting a sealing disc in the water collector
6
4
5
7.10 Connecting the water supply
1
2
3
5
4
1. Plug the GFCI into a 120 VAC
grounded receptacle.
2. Press "Test" button. "Fault Light"
should come on.
3. Press "Reset" button. "Fault Light"
should go off.
4. Do not use the DD-80 E if the GFCI
fails this test. Return to Hilti for ser-
vicing.
After every fault or interruption in the
mains supply, switch off the motor unit
before resetting the GFCI interruptor.
1. Chuck
2. Connection end
5
3. Core bit
4. Locking sleeve
5. Motor unit
1. Water collector
2. Sealing disc
(select correct diameter)
3. Clamping ring
3
4. Hose connection
5. Sealing ring
6. Water removal hose
2
A water removal system and a sealing
disc in new condition must always be
used for overhead coring.
1
1. Drill stand
2. Water hose
3. Water valve
4. Hose connector
5. Water supply
Water supply pressure must not
exceed 145 PSI.