Manual Hitachi dv 20 vb ks (page 6 of 42) (English, German, Dutch, French, Italian, Portuguese, Spanish)

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English

4. Mounting and dismounting of the bit.

For Drill chuck with chuck wrench (Fig. 1)

Fit the drill bit into the chuck and use the chuck

wrench to secure it, tightening the chuck by each

of the three holes in turn.

For keyless chuck

The country of use will determine whether Type A or Type

B keyless chuck is required.

⅜ Type A (Fig. 2)

(1) Mounting the bit

Turn the lock collar in the direction “AUF” and open

the chuck. After inserting the drill bit into the chuck

as far it will go, turn the lock collar in the “ZU”

direction. Grip the retaining ring and close the chuck

by turning the sleeve clockwise as viewed from the

front.

(2) Dismounting the bit

Turn the lock collar in the direction “AUF” to release

the chucking force. Grip the retaining ring and open

the chuck by turning the sleeve counterclockwise.

NOTE

When the sleeve does not become loose any further,

fix the side handle to retaining ring, hold side

handle firmly, then turn the sleeve to loosen by

hand. (Fig. 4)

⅜ Type B (Fig. 3)

(1) Mounting the bit

Turn the sleeve counterclockwise and open the

chuck. After inserting the drill bit into the chuck as

far it will go, grip the retaining ring and close the

chuck by turning the sleeve clockwise as viewed

from the front.

(2) Dismounting the bit

Grip the retaining ring and open the chuck by

turning the sleeve counterclockwise.

NOTE

When the sleeve does not become loose any further,

fix the side handle to retaining ring, hold side

handle firmly, then turn the sleeve to loosen by

hand. (Fig. 4)

Model DV20VB DV20VC DV20T2

Voltage (by areas)* (110V, 115V, 120V, 127V, 220V, 230V, 240V)

Power input 750W*

Reversible Yes No No

Speed change 1 2 1 2 1 2

No load speed

0–1100 0–2600 0–1100 0–2600 1100 2600

/min /min /min /min /min /min

Steel 13 mm 8 mm 13 mm 8 mm 13 mm 8 mm

Concrete 20 mm 13 mm 20 mm 13 mm 20 mm 13 mm

Wood 40 mm 25 mm 40 mm 25 mm 40 mm 25 mm

Full load impact rate

14000 36000 14000 36000 14000 36000

/min /min /min /min /min /min

Weight (without cord)

Spec. for chuck fitted with chuck wrench 2.3 kg

Spec. for keyless chuck 2.5 kg

STANDARD ACCESSORIES

(1) Chuck Wrench (Spec. only for chuck fitted with

chuck wrench) ........................................................... 1

(2) Side Handle ............................................................... 1

(3) Depth Gauge ............................................................. 1

Standard accessories are subject to change without notice.

OPTIONAL ACCESSORIES (sold separately)

(1) Impact Drill Bit (for concrete)

3.2 mm – 20 mm dia.

(2) Drill Stand (Model D10–DS)

Optional accessories are subject to change without notice.

APPLICATIONS

⅜ By combined actions of ROTATION and IMPACT:

Boring holes in hard materials (concrete, marble,

granite, tiles, etc.)

⅜ By ROTATIONAL action:

Boring holes in metal, wood and plastic.

PRIOR TO OPERATION

1. Power source

Ensure that the power source to be utilized conforms

to the power requirements specified on the product

nameplate.

2. Power switch

Ensure that the power switch is in the OFF position.

If the plug is connected to a receptacle while the

power switch is in the ON position, the power tool

will start operating immediately, inviting serious

accident.

3. Extension cord

When the work area is removed from the power

source. Use an extension cord of sufficient thickness

and rated capacity. The extension cord should be

kept as short as practicable.

SPECIFICATIONS

*Be sure to check the nameplate on product as it is subject to change by areas.

Capacity

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Hitachi dv 20 vb ks Manual

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