Hitachi DH 40FB - Manual (Page 12)

12
English
CAUTION:
Although this machine is equipped with
a safety clutch, if the drill bit becomes
bound in concrete or other material, the
resultant stoppage of the drill bit could
cause the machine body to turn in
reaction. Ensure that the main handle
and side handle are gripped firmly
during operation.
2. How to chisel or crush (Fig. 6)
By applying the tool tip to the chiseling
or crushing position, operate the rotary
hammer by utilizing its empty weight.
Forcible pressing or thrusting is
unnecessary.
3. How to select rotation-hammering
and hammering.
(1) Rotation-hammering (Fig. 7)
Rotate the selector lever clockwise so
that the ▲ mark on the selector lever is
aligned with the ▲ mark on the side of
the
mark on the under cover.
(2) Hammering (Fig. 8)
Rotate the selector lever counter-
clockwise so that the ▲ mark on the
selector lever is aligned with the ▲ mark
on the side of the
mark on the under
cover.
CAUTION:
⅜ Turning the selector lever during motor
rotation will rotate the tool accidentally.
The selector lever should only be turned
when the motor is stopped.
4. Install the stopper (Fig. 9)
(1) Loosen the side handle and insert the
straight portion of the stopper into the
handle bolt hole from the front cover.
(2) Loosen the side handle, move the
stopper to the specified position and
rotate the grip of the side handle
clockwise to fix the stopper.
Fig. 6
Fig. 7
Selector
Lever
Under Cover
▲
▲
Fig. 8
Selector
Lever
Under Cover
▲
▲
Fig. 9
Stopper
Side Handle