Hitachi FDS10DVA Instruction Manual page 16

(2) Dismounting the bit.
Firmly grasp the ring and loosen the sleeve by turning it toward the left (in the
counterclockwise direction as viewed from the front). (See Fig. 10)
CAUTION: When mounting a bit into the keyless chuck, tighten firmly.
If the sleeve is not tight, the bit may slip or fall out, causing injury.
NOTE: When it is no longer possible to loosen the sleeve, use a vise or similar
instrument to secure the bit.
Set the cap's white line between "1" and "3" on the housing. (Fig. 12)
Turn the sleeve to the loose side (left side) while operating the clutch.
It should be easy now to loosen the sleeve.
2. Check the attachment of the battery.
CAUTION: Install the battery properly.
If not installed properly, it may fall out of the power tool and cause
danger.
3. Check the direction of rotation.
When the reversing switch is set to
the drill rear. When set to
(The and
4. Switch operation
When the switch trigger is pulled,
the bit rotates.
When the trigger is let loose, the
bit stops.
The rotational speed can be con-
trolled by varying the amount that
the switch trigger is pulled. Speed
is low when the switch trigger is
pulled slightly and increases as
the switch is pulled more.
NOTE: A buzzing noise is produced when the motor is about to rotate; this is only a
noise, not a machine failure.
16
, the bit rotates counterclockwise. (Fig. 11)
marks are provided on the housing)
the bit rotates clockwise when viewed from
Indication
Reversing Switch
Switch Trigger
Fig. 11
Indication