Hitachi DS 18DBL Instruction Manual page 16

English
When releasing the trigger of the switch, the brake
will be applied for immediate stopping.
5. Change rotation speed.
Shift knob
High speed
Shift knob
Operate the shift knob to change the rotational
speed. Move the shift knob in the direction of the
arrow (See Figs. 8 and 9).
When the shift knob is set to "LOW", the drill
rotates at a low speed. When set to "HIGH", the
drill rotates at a high speed.
Rotation speed
selector switch
Shift knob
LOW
(Slow)
HIGH
(Fast)
16
Low speed
Fig. 8
Fig. 9
Table 4 Examples of tightening mode selector function settings
Low 1
Slow
Tightening small diameter machine
screws, tapping screws, etc.
CAUTION:
●
When changing the rotational speed with the shift
knob, confirm that the switch is off.
Changing the speed while the motor is rotating
will damage the gears.
●
When a large force is required for operation
(operations indicated in the following chart) set
the shift knob to "LOW". If "HIGH" is set and the
unit is used, it may cause the motor to burn out
or malfunction prematurely.
6. Change rotation speed mode selector function (Fig.
11).
CAUTION:
●
Do not subject the switch panel to shock or
damage.
●
Select high/low mode while the trigger switch is
released. Failure to do so could result in
malfunction.
(1) Change rotation speed selector switch
The rotation speed changes in 4 steps each time
the high/low selector switch is pressed.
Low 2 Medium
Tightening wood screws, drilling large
diameter holes, etc.
Drilling small diameter holes, etc.
High
Fast