Hitachi D10VH Safety Instructions And Instruction Manual page 11

7. Mounting and dismounting of the bit
For keyed chuck (Fig. 2)
(1) Open the chuck jaws, and insert the bit into
the chuck.
(2) Place the chuck wrench in each of the three
holes in the chuck, and turn it in the
clockwise direction (viewed from the front
side). Tighten securely.
(3) To remove the bit, place the chuck wrench
into one of the holes in the chuck and turn
it in the counterclockwise direction.
For keyless chuck (Fig. 3)
(1) Open the chuck jaws, and insert the bit into
the chuck.
To open the chuck jaws, hold the ring while
turning the sleeve in the counterclockwise
direction (viewed from the front side).
(2) Firmly grasp the ring and turn the sleeve
in the clockwise direction. Tighten
securely.
(3) To remove the bit, firmly grasp the ring
and turn the sleeve in the counterclockwise
direction.
(4) If it is hard to loosen the sleeve, fix the
spindle using the open-end wrench, hold
the sleeve firmly, and turn it in the
loosening direction (counterclockwise
when viewed from the front). (Fig. 4)
8. Check the rotational direction (Fig. 5)
The bit rotates clockwise (viewed from the
rear side) by pushing the R-side of the push
button.
The L-side of the push button is pushed to
turn the bit counterclockwise.
(The and marks are provided on the
L
R
body.)
9. Installing the side handle (Optional
accessory) (Fig. 6)
A Side handle can be installed on either side
of the tool for right or left handed use.
To install the side handle, thread it into the
M10 hole on the desired side of the gear
cover and tighten it securely.
Drill chuch
Chuck
Wrench
Tighten
Fig. 2
Sleeve
Loosen
Tighten
Fig. 3
Open
End Wrench
Fig. 4
Push Button
mark
L
mark
R
Fig. 5
English
Loosen
Ring
Loosen
Siwtch Trigger
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