Hitachi Koki DH18DBL Instructions De Sécurité Et Mode D'emploi page 12

English
(3) Press the fi lter cover against the seal packing of the
dust box. While pressing the latch, attach the fi lter
cover so that it fi ts into the bumps of the dust box,
making sure that the latch does not get in the way of
the fi lter cover. (Fig. 18)
Press fi lter cover
1
against seal packing
Attach
3
Bumps
7. Replacing the nozzle seal and brush cap
(Fig. 19, 20)
As the nozzle seal and brush cap wear out, the dust
extracting performance declines.
If the nozzle seal or brush cap is worn out, replace it
with a new one.
WARNING
When replacing the nozzle seal or brush cap, in
order to prevent an unlikely accident, be sure to
turn off the tool's switch and remove the battery
from the tool body.
Also, remove the tool bit.
(a) Replacing the nozzle seal (Fig. 19)
Nozzle seal
Notch in nozzle seal
CAUTION
To prevent accident, make sure to turn the switch
off , then disconnect the battery and the drilling
tool.
1 Remove the nozzle seal as shown in the fi gure.
2 Attach a new nozzle seal. Align the nozzle seal so that
its notch fi ts onto the outer shape of the nozzle.
12
Seal packing
While
2
pressing latch
Fig. 18
Nozzle
Fig. 19
(b) Replacing the brush cap (Fig. 20)
Bump on nozzle seal
CAUTION
To prevent accident, make sure to turn the switch
off , then disconnect the battery and the drilling
tool.
1 Use pliers or a similar tool remove the C-ring, and
replace the brush cap with a new one.
2 Align the groove of the new brush cap with the bump
on the nozzle and fi t them together.
3 Reattach the C-ring in its original position, making
sure that it is secure and won't fall off .
Groove in brush cap
C-ring
Fig. 20