Black+Decker BDB710 Original Instructions Manual page 6

ENGLISH
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Wear ear protectors with Impact drills. Exposure
to noise can cause hearing loss
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Electrical safety
This tool is double insulated; therefore no earth
wire is required. Always check that the power sup-
ply corresponds to the voltage on the rating plate.
If the supply cord is damaged, it must be replaced by the
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manufacturer or an authorised BLACK+DECKER Service
Centre in order to avoid a hazard.
Features
1. Variable speed switch
2. Lock on button
3. Forward/reverse switch
4. Drilling mode selector
5. Chuck
6. Depth stop
7. Side handle
Assembly
Warning! Before assembly, make sure that the tool is
switched off and unplugged.
Fitting the side handle and depth stop (fig. A & G)
Turn the grip counter clockwise until you can slide the side
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handle (7) onto the front of the tool as shown.
Rotate the side handle into the desired position.
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Insert the depth stop (6) into the mounting hole as shown.
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Set the drilling depth as described below.
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Tighten the side handle by turning the grip clockwise.
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Fitting a drill bit
Single sleeve keyless chuck (fig. B)
Open the chuck by pressing the manual spindle lock but-
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ton (8) and turning the sleeve (9) counter clockwise.
Insert the bit shaft (12) into the chuck.
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Firmly tighten the chuck by pressing the manual spindle
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lock button (8) and turning the sleeve clockwise until
it is tight.
Two sleeve keyless chuck (fig. C)
Open the chuck by turning the front part (10) with one
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hand while holding the rear part (11) with the other.
Insert the bit shaft (12) into the chuck and firmly tighten
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the chuck.
Keyed chuck (fig. D)
Open the chuck by turning the sleeve (13) counter clockwise.
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Insert the bit shaft (12) into the chuck.
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Insert the chuck key (14) into each hole (15) in the side
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of the chuck and turn clockwise until tight.
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(Original instructions)
Removing and refitting the chuck (fig. E)
Open the chuck as far as possible.
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Remove the chuck retaining screw, located in the chuck,
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by turning it clockwise using a screwdriver.
Tighten an Allen key into the chuck and strike it with
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a hammer as shown.
Remove the Allen key.
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Remove the chuck by turning it counter clockwise.
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To refit the chuck, screw it onto the spindle and secure
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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 (fig. F)
For drilling and for tightening screws, use forward (clockwise)
rotation. For loosening screws or removing a jammed drill bit,
use reverse (counter clockwise) rotation.
To select forward rotation, push the forward/reverse button
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(3) to the left position.
To select reverse rotation, push the forward/reverse button
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to the right.
Warning! Never change the direction of rotation while the
motor is running.
Selecting the drilling mode (fig. E)
For Impact drilling in masonry and concrete, set the drilling
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mode selector (4) to the
For drilling in steel, wood and plastics or for screw driving
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set the operating mode selector (4) to the
Setting the drilling depth (fig. G)
Slacken the side handle (7) by turning the grip counter
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clockwise.
Set the depth stop (6) to the desired position. The maxi-
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mum 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.
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Switching on and off
To switch the tool on, press the variable speed switch (1).
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The tool speed depends on how far you press the switch.
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
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release the variable speed switch. This option is available
only at full speed in both forward and reverse modes.
To switch the tool off, release the variable speed switch.
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To switch the tool off when in continuous operation,
press the variable speed switch again and release it.
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position.
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position.