DWT BH-1200, Original Instructions Manual

Page: 36 / 240

36
English
Replacing the dust protection casing (see fig. 12)
[BH09-26, BH11-28, BH-1200, BH12-40 V,
BH14-32, H-1200 VS, H15-11 V]
Dust protection casing 2 prevents
the dust from entering the SDS PLUS
chuck or SDS MAX chuck. Never
use your power tool with a damaged
dust protection casing 2 - if damaged, it must be
immediately replaced. You can either do it on your
own, or contact the DWT service center.
• Move fixing bush 3 back and hold it in that position
(see fig. 12).
• Pull dust protection casing 2 , and remove it�
• Install a new dust protection casing 2 �
• Release fixing bush 3 �
Adapter for chuck SDS PLUS
[BH09-26, BH11-28, BH14-32]
• SDS PLUS adapter 29 and screw 30 enable using
gear rim chuck 28 �
• Never use SDS PLUS adapter 29 in the impact drill-
ing or chiselling operation modes�
• Drills that don't belong to the SDS PLUS system are
not allowed for the impact drilling�
Mounting / dismounting of the gear rim chuck (see
fig. 13-14)
[BH09-26, BH11-28, BH14-32]
• Screw the gear rim chuck 28 onto the adapter 29
(SDS PLUS) and lock it in with the screw 30 (see fig.
13)�
• Install the adapter 29 (SDS PLUS) into the
chuck 1 (SDS PLUS) , repeating the same steps as
when mounting the borer (chisel) see fig. 14.
• When dismantling, repeat the steps described
above in the reverse order�
Attention: keep in mind that in the pro-
cess of mounting / dismounting of the
gear rim chuck 28 the screw 30 has a left-
hand thread.
Mounting / replacement of accessories (see fig. 15)
[BH09-26, BH11-28, BH14-32]
• Release the cams grip with drill chuck key 31 , then
rotate the quill of gear rim chuck 28 counter-clockwise
with your hand (see fig. 15) until the cams move apart
at the distance allowing an accessory to be mounted /
replaced�
• Mount / replace an accessory�
• Rotate the quill of gear rim chuck 28 clockwise with
your hand in order to lock the accessory mounted� Do
not allow the accessory to become distorted�
• Tighten the cams of gear rim chuck 28 with drill
chuck key 31 applying a similar torque to each
of the three openings on the side surface of the
chuck�
With long-term use the drill bit may be-
come very warm; use gloves to remove
it.
•
Initial operation of the
power tools
Always use the correct supply voltage the power
supply voltage must match the information quoted on
the power tool identification plate.
• The power tool is supplied properly lubricated and
ready for use�
• A new power tool needs some time for its parts to
run in before a full load operation� The run-in period
duration is about 5 hours of operation�
• The gear lubrications require a short time to get warm�
Depending on the ambient temperature this period of
time can alter within the range of approximately 15 s
(at ambient temperature of 32°С) up to 2 minutes (at
ambient temperature of 0°С).
Switching the power
tool on / off
[BH09-26, BH11-28, BH-1200, BH12-40 V,
BH14-32, H-1200 VS]
Switching on:
Press on / off switch 11 �
Switching off:
Release the on / off switch 11 �
[H15-11 V]
Switching on:
Slide switch 11 to the right�
Switching off:
Slide switch 11 to the left�
[DBR14-30]
Short-term switching on / off
To switch on, press and hold on / off switch 11 , to
switch off - release it�
Long-term switching on / off
Switching on:
Push on / off switch 11 and lock it in the position with
lock-on button 24 �
Switching off:
Push and release on / off switch 11 �
Design features
of the power tool
Operation mode regulator (see fig. 16-18)
Switching the operation modes shall be
carried out only in the off mode of the
tool's motor.
Function switches 7 and 16 are fitted
with lock button 32 that is used to fix
the function switch in a set position.
Rotate function switches 7 or 16 while
pressing button 32 in order to set a desired
operating mode.