DWT abs-14,4 sli bmc [17/136] Page 17
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DWT abs-14,4 sli bmc [17/136] Page 17

DWT abs-14,4 sli bmc [17/136] Page 17
Recommendations
on the power tool operation
It is recommended to set the torque regulator 4
into the position "Drill" to perform drilling.
Drilling (see fig. 13-14)
Stepless speed adjustment
• Grease the drill bit regularly when drilling holes in
metals (except drilling non-ferrous metals and their
Speed is controlled from 0 to maximum by
alloys).
pressing forc e of on / o ff switch 6. Weak
• When drilling hard metals, apply more force to the
pressing res ults in low revo lutions, which
power tool and lower the rotation speed.
enable a smooth power tool switch-on.
• When drilling large diameter holes in metal, first drill a
hole with a smaller diameter and ream it till the
Step speed selector switch
necessary diameter (see. fig. 13).
• In order to avoid splitting of the surface at an exit point
Attention: one can only change the
of a drill bit when drilling holes in wood, follow the
revolutions per minute range after the
instructions shown in figure 13.
engine fully stops.
• In order to decrease dust production when drilling
holes in walls and ceilings, take actions indicated in
In order to put in the first gear, move the switch 5
figure 14.
forward. This mode is used for the fastening of screws
or for large diameter hole drilling.
Screwing the screws (see fig. 15)
In order to put in the second gear, move the switch 5
• To make fastening of screws easier and in order to
back. This mode is used for speed drilling of small
prevent cracking of the work pieces, first drill a hole with
diameter holes.
a diameter equal to 2/3 of a diameter of the screw.
• If you are connecting work pieces with the help of
Changing the rotational directions (see fig. 12)
screws, in order to achieve durable joint without getting
cracks, fracturing or layering, take actions shown in
Change the direction of rotation only after
figure 15.
a full stop of the motor, acting otherwise
may cause damage to the power tool.
Power tool maintenance /
preventive measures
Clockwise rotation (drilling, fastening of screws) -
move the reverse switch 7 to the left as i t is shown in
Before execution of any procedures, centre the
fig. 12.
reverse switch 7.
Coun ter clockwise rot ation (unscrewing the
Battery
screws) - move the reverse switch 7 to the right as it is
shown in fig. 12.
Replace worn out batteries in time. Decline of
production or a significantly shorter runtime of the
Spindle automatic locking
power tool after charging indicates aging of the battery 9
and the need for replacement. It should be taken into
If the on-off switch 6 is not pressed, the spindle of the
account that the battery 9 may discharge faster if the
power tool is locked this enables to use the power tool
works take place in the temperature below 0°С.
as an ordinary screwdriver (for example it can be used
In case of long time storage without use, it is
to tighten manually screws or bolts, if the battery is low).
recommended to store the battery 9 at room
temperature, it should be charged to 50%.
Break rundown
Cleaning of the power tool
Break rundown stops the keyless chuck 1 immediately
after the power tool is turned off. This helps to avoid an
An indispensable condition for a safe long-term
excessive tightening of the bolts and screws and
exploitation of the power tool is to keep it clean.
prevents work pieces, screwdriver bits and slots of
Regularly flush the power tool with compressed air
fastening elements from being damaged.
thought the ventilation slots 8.
English
The manufacturer reserves the possibility to introduce changes.
17

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