Hitachi DH 18DBL Instruction Manual page 14

English
Dust cap
Dust collector (B)
CAUTION
● The dust cup and dust collector (B) are for
exclusive use of concrete drilling work. Do not
use them for wood or metal drilling work.
● Insert dust collector (B) completely into the
chuck part of the main unit.
● When turning the rotary hammer on while
dust collector (B) is detached from a concrete
surface, dust collector (B) will rotate together
with the drill bit. Make sure to turn on the switch
after pressing dust cup on the concrete surface.
When using dust collector (B) attached to a
drill bit that has more than 7-15/32" (190 mm) of
overall length, dust collector (B) cannot touch
the concrete surface and will rotate. Therefore,
please use dust collector (B) by attaching to drill
bits which have 6-17/32" (166 mm), 6-19/64" (160
mm), and 4-21/64" (110 mm) overall length.
● Dump particles after every two or three holes
when drilling.
● Please replace the drill bit after removing dust
collector (B).
14
Fig. 9
Fig. 10
5. Selecting the driver bit
Screw heads or bits will be damaged unless a bit
appropriate for the screw diameter is employed to
drive in the screws.
6. Confi rm the direction of bit rotation (Fig. 11)
The bit rotates clockwise (viewed from the rear side)
by pushing the R-side of the push button. (Fig. 11)
The L-side of the push button is pushed to turn the bit
counterclockwise.
CAUTION
The push button cannot be switched while the
power tool is turning. To switch the push button,
stop the power tool, then set the push button.
7 About remaining battery indicator
When pressing the remaining battery indicator switch,
the remaining battery indicator lamp lights and the
battery remaining power can be checked. (Fig.12)
When releasing your fi nger from the remaining battery
indicator switch, the remaining battery indicator lamp
goes off . The Table 5 shows the state of remaining
battery indicator lamp and the battery remaining
power.
State of lamp
The battery remaining power is
enough.
The battery remaining power is
a half.
The battery remaining power is
nearly empty.
Re-charge the battery soonest
possible.
As the remaining battery indicator shows somewhat
diff erently depending on ambient temperature and
battery characteristics, read it as a reference.
Push button
Fig. 11
Table 5
Battery Remaining Power