Hitachi DH 28PC Mode D'emploi Et Instructions De Securite page 11

(1) Mount the drill bit.
(2) Pull the trigger switch after applying the
drill bit tip to the drilling position (Fig. 8)
Fig. 8
(3) Pushing the rotary hammer forcibly is not
necessary at all. Pushing slightly so that
drill dust comes out gradually is just
sufficient.
3. Rotation only
This rotary hammer can be set to
rotation only mode by pressing the push
button and turning the change
lever to mark. (Fig. 6)
Turn the grip slightly and confirm that the
clutch has been engaged with a click.
Push button
Change lever
Fig. 9
To drill a wood or metal material using
the separately sold drill chuck and chuck
adaptor, proceed as follows. Installing
drill chuck and chuck adaptor (Fig. 10):
(1) Attach the drill chuck to the chuck
adaptor.
(2) The part of the SDS-plus shank is the
same as the drill bit. Therefore, refer to
the item of "Mounting the drill bit" for
attaching it.
Front
cap
Chuck adapter
Drill chuck Part of SDS-
plus shank
CAUTION:
Application of force more than
necessary will not only reducing
drilling efficiency at all, but will
deteriorate the tip edge of the drill bit
and reduce the service life of the
rotary hammer in addition.
Drill bit may snap off while withdrawing
the rotary hammer from the drilled hole.
For withdrawing, it is important to use a
pushing motion.
Do not attempt to drill anchor holes or
holes in concrete with the main unit in
the rotation only function.
Do not attempt to use the rotary
hammer in the rotation and hammering
function with the drill chuck and chuck
adaptor attached. This would seriously
shorten the service life of every
components of the machine.
4. When driving machine screws
(Fig. 11)
First, insert the bit into the socket in the
end of chuck adaptor (D).
Next, mount chuck adaptor (D) on the
main unit using procedures described in
6 (1), (2), (3), put the tip of the bit in the
slots in the head of the screw, grasp the
main unit and tighten the screw.
English
Grip
Fig. 10
11