How To Use The Core Bit (For Light Load) - Hitachi DH 28PC Mode D'emploi Et Instructions De Securite

Stopper
Fig. 15
8. How to use the drill bit (taper shank)
and the taper shank adaptor.
(1) Mount the taper shank adaptor to the
rotary hammer. (Fig. 16)
(2) Mount the drill bit (taper shank) to the
taper shank adaptor. (Fig. 16)
(3) Turn the switch ON, and drill a hole in
prescribed depth.
Drill bit
Taper shank adaptor
Fig. 16
(4) To remove the drill bit (taper shank),
insert the cotter into the slot of the taper
shank adaptor and strike the head of the
cotter with a hammer supporting on the
rests. (Fig. 17)
Cotter
Rests
Fig. 17
Mounting hole
Wing bolt
Side handle
Grip
Front cap
Taper shank adaptor
9. Using the side handle
When you wish to change a position of
the side handle, turn grip of the side
handle counterclockwise to loosen it, and
then fasten it firmly.
CAUTION:
When boring a hole, there can be a case
where the machine attempts to rotate
by the reaction at the time of penetrating
a concrete wall and/or when a tip of the
blade comes in contact with the rebar.
Firmly fasten the side handle and hold
the machine with both of your hands.
Unless you hold it securely, an accident
can occur.
HOW TO USE THE CORE BIT (FOR
LIGHT LOAD)
When boring penetrating large hole use the
core bit (for light load). At that time use with
the center pin and the core bit shank pro-
vided as optional accessories.
1. Mounting
CAUTION:
Be sure to turn power OFF and discon-
nect the plug from the receptacle.
(1) Mount the core bit to the core bit shank.
(Fig. 18)
Lubricate the thread of the core bit shank
to facilitate disassembly.
Core bit
Core bit shank
(2) Mount the core bit shank to the rotary
hammer. (Fig. 19)
English
Thread
Fig. 18
13