BLACK&DECKER KR750 Manual De Instrucciones página 11

may contact hidden wiring or its own cord. Cutting
accessory contacting a "live" wire may make exposed
metal parts of the power tool "live" and shock the operator.
Use clamps or another practical way to secure and
support the workpiece to a stable platform. Holding the
work by hand or against your body leaves it unstable and
may lead to loss of control.
Before drilling into walls, floors or ceilings, check for the
location of wiring and pipes.
Avoid touching the tip of a drill bit just after drilling, as it
may be hot.
This tool is not intended for use by persons (including
children) with reduced physical, sensory or mental
capabilities, or lack of experience and knowledge,
unless they have been given supervision or instruction
concerning use of the appliance by a person responsible
for their safety. Children should be supervised to ensure
that they do not play with the appliance.
The intended use is described in this instruction manual.
The use of any accessory or attachment or performance
of any operation with this tool other than those recommended
in this instruction manual may present a risk of personal
injury and/or damage to property.
Features
This tool includes some or all of the following features.
1. Variable speed switch
2. Lock-on button
3. Variable speed control switch
4. Forward/reverse slider
5. Drilling mode selector
6. Chuck
7. Depth stop
8. Side handle
Assembly
Warning! Before assembly, make sure that the tool is
switched o ff and unplugged.
Fitting the side handle and depth stop (Fig.A)
Turn the grip counterclockwise until you can slide the side
handle (8) onto the front of the tool as shown.
Rotate the side handle into the desired position.
Insert the depth stop (7) into the mounting hole as shown.
Set the drilling depth as described below.
Tighten the side handle by turning the grip clockwise.
Fitting a drill bit or screwdriver bit (Fig. B)
Keyed chuck (Fig. B)
Open the chuck by turning the sleeve (9) counterclockwise.
◆
Insert the bit shaft (10) into the chuck.
◆
Insert the chuck key (11) into each hole (12) in the side
◆
of the chuck and turn clockwise until tight.
Removing and refitting the chuck (Fig. C)
Open the chuck as far as possible.
◆
Remove the chuck retaining screw, located in the chuck,
◆
by turning it clockwise using a screwdriver.
Tighten an Allen key into the chuck and strike it with
◆
a hammer as shown.
Remove the Allen key.
◆
Remove the chuck by turning it counterclockwise.
◆
To refit the chuck, screw it onto the spindle and secure it
◆
with the chuck retaining screw.
Use
Warning! Let the tool work at its own pace. Do not overload.
Warning! Before drilling into walls, floors or ceilings, check for
the location of wiring and pipes.
Selecting the direction of rotation
For drilling and for tightening screws, use forward (clockwise)
rotation. For loosening screws or removing a jammed drill bit,
use reverse (counterclockwise) rotation.
To select forward rotation, push the forward/reverse slider
◆
(4) to the left.
To select reverse rotation, push the forward/reverse slider
◆
to the right.
Warning! Never change the direction of rotation while the
motor is running.
Selecting the drilling mode
For drilling in masonry, set the drilling mode selector (5) to
◆
the position.
For drilling in other materials and for screwdriving, set the
◆
drilling mode selector (5) to the position.
Setting the drilling depth (Fig. D)
Slacken the side handle (8) by turning the grip
◆
counterclockwise.
Set the depth stop (7) to the desired position. The
◆
maximum drilling depth is equal to the distance between
the tip of the drill bit and the front end of the depth stop.
Tighten the side handle by turning the grip clockwise.
◆
Switching on and off
To switch the tool on, press the variable speed switch (1).
◆
The tool speed depends on how far you press the switch.
If the tool has a variable speed control knob (3), set it to
the required speed range. As a general rule, use low
speeds for large diameter drill bits and high speeds for
smaller diameter drill bits.
For continuous operation, press the lock-on button (2) and
◆
release the variable speed switch. This option is available
only at full speed or at any speed preset with the variable
speed control knob (3). This option does not work in
reverse rotation.
ENGLISH
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