User Manual
12 ENGLISH
For HR3012FC only
The quick change chuck for SDS-plus can be easily
exchanged for the quick change drill chuck.
CAUTION: Before removing the quick change
chuck for SDS-plus, be sure to remove the bit.
Grasp the change cover of the quick change chuck for
SDS-plus and turn in the direction of the arrow until
the change cover line moves from the
symbol to
the
symbol. Pull forcefully in the direction of the arrow.
Fig.4: 1. Quick change chuck for SDS-plus
2. Change cover 3. Change cover line
Check the line of the quick change drill chuck shows
the
symbol. Grasp the change cover of the quick
change drill chuck and set the line to the
symbol.
Place the quick change drill chuck on the spindle of the
tool. Grasp the change cover of the quick change drill
chuck and turn the change cover line to the
symbol
until a click can clearly be heard.
Fig.5: 1. Quick change drill chuck 2. Spindle
3. Change cover line 4. Change cover
Selecting the action mode
NOTICE: Do not rotate the action mode chang-
The tool will be
damaged.
NOTICE:
Rotation with hammering
For drilling in concrete, masonry, etc., rotate the action
mode changing knob to the
symbol. Use a tungsten-
carbide tipped bit (optional accessory).
Fig.6: 1. Rotation with hammering 2. Action mode
changing knob
For drilling in wood, metal or plastic materials, rotate
the action mode changing knob to the
symbol. Use a
twist drill bit or wood drill bit.
Fig.7: 1. Rotation only
For chipping, scaling or demolition operations, rotate
the action mode changing knob to the
symbol. Use a
bull point, cold chisel, scaling chisel, etc.
Fig.8: 1. Hammering only
Torque limiter
NOTICE:
This will help pre-
vent premature wear of the tool.
NOTICE:
-
This is because they will cause
the torque limiter to actuate too frequently.
The torque limiter will actuate when a certain torque
level is reached. The motor will disengage from the
output shaft. When this happens, the drill bit will stop
turning.
Electronic function
The tool is equipped with the electronic functions for
easy operation.
• Constant speed control
The speed control function provides the constant
rotation speed regardless of load conditions.
Air duct
For HR3011FC, HR3012FC only
CAUTION:
duct.
get damaged.
The air duct is to connect to the dust collection system.
When using the dust collection system, read the section
about the dust collection system.
Fig.9: 1. Air duct
ASSEMBLY
CAUTION:
CAUTION:
CAUTION: After installing or adjusting the
secured.
To install the side grip, follow the steps below.
1. Loosen the thumb screw on the side grip.
Fig.10: 1. Thumb screw
2. Attach the side grip while pressing the thumb
-
sions on the tool barrel.
Fig.11: 1. Thumb screw
3. Tighten the thumb screw to secure the grip. The