Bosch 1199VSR - NA VSR 1/2" Dual Torque Hammer Drill Manuel d'utilisation et de sécurité - Page 7

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TRIGGER CONTROLLED VARIABLE SPEED

Your tool is equipped with a variable speed

trigger switch. The tool speed can be

controlled from minimum to maximum

nameplate rated RPM by the pressure you

apply to the trigger. Apply more pressure to

increase the speed and release pressure to

decrease speed (Fig. 1).

"LOCK-ON" BUTTON

The "Lock-ON" button, located above the

trigger allows for continuous operation at

maximum RPM without holding the trigger.

TO LOCK TRIGGER "ON": squeeze trigger,

depress button and release trigger.

TO UNLOCK THE TRIGGER: squeeze trigger

and release it without depressing the "Lock-

ON" button.

If the "Lock-ON" button is

WARNING

continuously being depressed,

the trigger can not be released.

REVERSING SWITCH LEVER

This tool is equipped with a rotating brush

reversing system. This results in longer tool life

DRILL/HAMMER DRILL SELECTION DIAL

The selector dial allows the tool to be set for

various drilling/hammer drilling applications.

Rotate the selector dial right or left

depending on the below applications (Fig. 1).

not

CAUTION

selection dial until the tool

come to a complete stop. Shifting during

rotation of the chuck can cause damage to

the tool.

Do not use demolition or chipping bits such

as bull points, chisels, spades, gouges, etc.

Drill only action: For drilling in

woods, metals, plastics or other non

concrete materials.

Drill with hammer action: For drilling

in concrete, asphalt, tile or other

similar hard materials.

GEAR CHANGE SELECTION

Gear selection: The proper gear selection is

directly related to the speed and torque

required for various jobs. The following

should be adhered to when selecting the

proper gear:

Speed 1 = low speed with high torque

Speed 2 = high speed with low torque

Operating Instructions

while maximizing power in both forward and

reverse directions. The reverse switch can be

operated from either the right or left side of the

tool.

FOR FORWARD ROTATION: slide switch to

arrow marked forward (Fig. 2).

FOR REVERSE ROTATION: slide the slide

switch to arrow marked reverse (Fig. 3). NOTE:

Tool will not operate in middle position.

Changing gears: Change gear position only

with the motor at a complete standstill. To

change gears rotate the gear selection dial. If

you have difficulties changing from one gear

to the other, turn the chuck by hand until the

gears engage (Fig. 1).

operate

the

The tool must be supported with the

auxiliary handle, which can be swiveled 360˚.

To reposition and/or swivel the handle,

loosen the hand grip, move the handle to the

desired position along the barrel and

securely retighten the hand grip.

Your drilling depth can be pre-set and/or

repeated by using the depth gauge.

Setting depth: After the auxiliary handle is

installed, push the depth gauge release

button, slide the depth gauge to desired

depth and release pressure on button to lock

the depth gauge in place.

CHUCK KEY & STORAGE AREA

Your tool is equipped with a chuck key that is

conveniently located on the cord protector

where it is always handy and unlikely to get

lost or misplaced.

-7-

FIG. 2

FIG. 3

AUXILIARY HANDLE

DEPTH GAUGE