English

Tighten

Ring Loosen Sleeve

NOTE: If the sleeve becomes loose during operation, tighten it further.

The tightening force becomes stronger when the sleeve is tightened.

(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.6)

Fig. 6

NOTE: If the sleeve is tightened in a state where the clip of the keyless chuck is opened to a maximum limit, a click noise may occur. This is the noise that occurs when the loosening of the keyless chuck is prevented and is not a malfunction.

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.

2. Confirm that the battery is mounted correctly.

CAUTION: Install the battery properly.

If not installed properly, it may fall out of the power tool and cause danger.

3.Check the rotational direction

The bit rotates clockwise (viewed from the rear side) by pushing the R-side of the selector button.

The L-side of the selector button is pushed to turn the bit counterclockwise. (See Fig. 7). (The L and R marks are provided on the body.)

R Indication

L Indication

Push

Push

Selector

 

Button

 

[Clockwise]

[CounterClockwise]

Fig. 7

4.Switch operation

When the switch trigger is depressed, the tool rotates. When the trigger is released, the tool stops.

The rotational speed can be controlled 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 trigger is pulled more.

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Hitachi DN 12DY Confirm that the battery is mounted correctly, Check the rotational direction, Switch operation