Maestro 42.598.13, Original Operating Instructions

Page: 8 / 36

Continuous operation: Use for: Wood, metal, plastic
Secure the ON/OFF switch (5) with the locking
Hammer drill
button (4).
Drill / hammer drill selector switch (3) in the hammer
drill position. (Position B)
To switch off:
Use for: Concrete, rock, masonry
Press the ON/OFF switch (5) briefly.
6.6 Tips for working with your hammer drill
Ÿ
6.2 Adjusting the speed (Fig. 6/Item 5)
Ÿ
You can infinitely vary the speed whilst using the
6.6.1 Drilling concrete and masonry
tool.
Ÿ
Switch the Drill/Hammer drill selector switch (3) to
Ÿ
Select the speed by applying a greater or lesser
position B (Hammer drill).
pressure to the ON/OFF switch (5).
Ÿ
Always use carbide drill bits and a high speed
Ÿ
Select the correct speed: The most suitable speed
setting for drilling into masonry and concrete.
depends on the workpiece, the type of use and the
drill bit used.
6.6.2 Drilling steel
Ÿ
Low pressure on the ON/OFF switch (5): Lower
Ÿ
Switch the drill / hammer drill selector switch (3) to
speed (suitable for: small screws and soft
position A (drill).
materials)
Ÿ
Always use HSS drill bits (HSS = high speed steel)
Ÿ
Greater pressure on the ON/OFF switch (5):
and a low speed setting for drilling steel.
Ÿ
Higher speed (suitable for large/long screws and
Ÿ
We recommend that you lubricate the hole with a
hard materials)
suitable cutting fluid to prevent unnecessary drill bit
wear.
Tip: Start drilling holes at low speed. Then increase
the speed in stages.
6.6.3 Inserting/Removing screws
Ÿ
Switch the Drill/Hammer drill selector switch (3) to
Benefits:
position A (drill).
Ÿ
The drill bit is easier to control when starting the
Ÿ
Use a low speed setting
hole and will not slide away.
Ÿ
You avoid drilling messy holes (for example in tiles).
6.6.4 Starting holes
If you wish to drill a deep hole in a hard material
6.3 Preselecting the speed (Fig. 6/Item 6)
(such as steel), we recommend that you start the
Ÿ
The speed setting ring (6) enables you to define the
hole with a smaller drill bit.
maximum speed. The ON/OFF switch (5) can only
be pressed to the defined maximum speed setting.
6.6.5 Drilling tiles
Ÿ
Set the speed using the setting ring (6) on the
Ÿ
To start the hole, switch the drill / hammer drill
ON/OFF switch (5).
selector switch (3) to position A (drill).
Ÿ
Do not attempt to make this setting whilst the drill is Ÿ
Switch the drill / hammer drill selector switch (3) to
in use.
position B (hammer drill) as soon as the drill bit has
passed through the tiles.
6.4 Clockwise/Counter-clockwise switch
(Fig. 6/Item 7)
Ÿ Change switch position only when the drill is at a
7. Replacing the power cable
standstill!
Ÿ
Switch the direction of the hammer drill using the
If the power cable for this equipment is damaged, it
clockwise/counter-clockwise switch (7):
must be replaced by the manufacturer or its aftersales
service or similarly trained personnel to avoid
Direction Switch position
danger.
Clockwise (forwards and drill) R
Counter-clockwise (reverse) L
8. Cleaning, maintenance and
6.5 Drill / hammer drill selector switch
(Fig. 7/Item 3)
ordering of spare parts
Change switch position only when the drill is at a
Always pull out the mains power plug before starting
standstill!
any cleaning work.
Drill
8.1 Cleaning
Drill / hammer drill selector switch (3) in the drill
Ÿ
Keep all safety devices, air vents and the motor
position. (Position A)
housing free of dirt and dust as far as possible. Wipe
8
GB