Hitachi Koki DH18DBL Instructions De Sécurité Et Mode D'emploi page 9

2. Adjusting the nozzle position (Fig. 5, 6, 7)
NOTE
If the nozzle position adjustment button is pressed
to release the lock while the nozzle is in any position
other than fully extended, the nozzle may pop
outward.
(1) Press the nozzle position adjustment button and
ensure that the nozzle is in the fully extended position.
(Fig. 5)
(2) While holding the tool in a way so that the switch does
not get pressed, place the nozzle against the material
to be drilled. (Fig. 5)
Fully extended
position of nozzle
Nozzle
Place against
2
material
Nozzle adjustment
button
(3) While pushing the nozzle adjustment button in the
direction of the arrow, press the tool toward the
material, allowing the nozzle position to shorten until
it reaches the position where the drill bit comes into
contact with the material.(Fig. 6)
Drill bit
NOTE
If the nozzle position is shortened before the nozzle
adjustment button is pressed, the nozzle won't be
locked in position even if the nozzle adjustment button
lock is released.
1
Fig. 5
4
Push forward
3
While pressing button
Fig. 6
(4) Release the nozzle adjustment button to lock the
position of the nozzle. (Fig. 7)
6 The nozzle becomes locked
5
When the nozzle adjustment
button is released
3. Adjust the drilling depth (Fig. 8, 9)
NOTE
○ The maximum drilling depth when using the dust
extractor system is 85 mm.
○ The dust extractor system can be used with drill bits
with diameters of 4.3 – 20 mm and eff ective lengths of
50 – 100 mm.
If using a drill bit with a diameter of greater than 20
mm, remove the dust extractor system.
Press the depth adjustment button in the direction
of the arrow to release the lock, move the nozzle to
set the stroke equal to the depth that you want to drill,
and release the depth adjustment button to lock the
position. (Fig. 8)
Stroke
(drilling depth)
Depth
adjustment
button
English
Fig. 7
Move to set depth of
2
hole you want to drill
1
While pressing button
3
Release
Fig. 8
9