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Inserting bits into drill chuck
- Drills with designations HB 6142-14LT and HB
6182-28LT are equipped with automatic spindle
lock; drill chuck is equipped with only one ring.
Turning the ring, you can open or close the
clamping jaws with which you loosen or fasten a bit
in the chuck.
- Drills with designations HB 7142-14LT and HB
7182-28LT have no automatic spindle lock. The drill
chuck is equipped with two rings; bits are inserted
in the following manner:
- Hold the rear ring firmly with one hand.
- Rotate the front ring with the other hand until the
opening in the chuck is so big to insert a bit.
- Insert a bit.
- Hold firmly the rear ring and fix the bit into the
power tool by a strong turn of the front ring. When
you turn the front ring, the chuck is automatically
locked against loosening.
START UP
Inserting the Battery
Set the rotation direction switch (4) to the middle position
(switch lock) and insert a charged battery pack (1) into
the handle. Push the battery in the handle until the
battery lock button locks (2).
Switching On/Off
Switch on
the tool with switch (3). You can control the
number of revolutions from 0 to the maximum number of
revolutions by applying pressure on the On/OFF switch
(3).
Brake
When you switch off the switch (3), the brake that quickly
stops the rotation will automatically activated.
Reversing the Rotation Direction
!
Change rotation direction by moving the rotation
direction switch (4). Change rotation direction only
when the motor is at standstill.
Right rotation: (drilling, driving in screws, etc.)
Left rotation: (loosening screws, nuts)
Mechanical Gear Selection
It is made by switch (5)
1= LOW SPEED (drilling large dimensions, fastening/
loosening of screws, cutting threads)
2= HIGH SPEED (drilling)
!
Change the mechanical gear only when the tool is
at standstill
Torque Setting
Torque is set with the torque setting ring (6). In setting 1,
the torque setting is the lowest and it increases with
increasing settings. In the setting with drill symbol
,
the slip clutch is blocked.
Screwdriving:
settings 1 to maximum: for driving in /
loosening screws with metrical thread, tapping and wood
screws. Recommended settings:
- Low settings (1
st
and 2
nd
gear): driving in small
screws
- High settings: driving in stronger screws
- The needed torque for driving in depends on the
material resistance against driving in the screw. The
adequate torque is determined by testing. In the
correct setting the clutch slips when the screw is
completely driven in. For loosening screws, select a
higher clutch setting.
-
Drilling:
Set the torque setting ring (6) to drill
symbol
.
Warning:
Overloading and frequent blocking of the tool can lead to
motor defect and can considerably shorten battery
service life.
Replacing the Drill Chuck
!
Remove the battery before carrying out any work
on the tool (1).
Loosening the drill chuck
- Open the drill chuck completely, loosen safety
screw and remove it (attention: left thread)
- Insert Allen key into the chuck and tighten it.
- Put the battery tool on a firm base.
- Hit the key with a wooden or plastic hammer in the
counter-clockwise direction.
- Unscrew the chuck from the spindle
Fastening the drill chuck
It is carried out in the reverse order.
OPERATING INSTRUCTIONS
Soft Grip
The soft surface on the rear of the handle improves the
grip and prevents the tool from slipping during work.
Screwdriving
Use only screwdriver bits that fit properly in the head of
the screw.
When driving in larger or longer screws, you should drill a
pilot hole first. Use the auxiliary handle.
Drilling in metal
Use perfectly sharp HSS drill bits.
Drilling in wood
You can use the same drill bits for drilling in wood as for
drilling in metal.
Pull out the drill bit often during drilling in order to prevent
overheating of the bit.
Use special drill bits for wood when drilling long holes.
Drill with the 1
st
gear.
MAINTENANCE
!
Remove the battery before any work on the tool.
Unplug the charger.
-
Keep the tool and the charger clean.
-
Use pure alcohol or a special agent to clean electric
contacts.
!
Do not clean the tool’s surface with chemical
cleaning agents that damage plastics. Certain
household cleaning agents and thinners can
navodilo_konèno.indd 6
17.8.2011 14:21:53