7
This tool has a reversing switch to change the direction of
rotation. Move the reversing switch lever to the position
(A side) for clockwise rotation or to the position (B side)
for counterclockwise rotation.
Selecting action mode
CAUTION:
Do not rotate the action mode changing knob when the
tool is running under load. The tool will be damaged.
To avoid rapid wear on the mode change mechanism, be
sure that the action mode changing knob is always
positively located in one of the three action mode
positions.
Rotation with hammering
For drilling in concrete, masonry, etc., depress the lock but-
ton and rotate the action mode changing knob to the
symbol. Use a tungsten-carbide tipped bit.
Hammering only
For chipping, scaling or demolition operations, depress the
lock button and rotate the action mode changing knob to the
symbol. Use a bull point, cold chisel, scaling chisel, etc.
Rotation only
For drilling in wood, metal or plastic materials, depress the
lock button and rotate the action mode changing knob to the
symbol. Use a twist drill bit or wood bit.
1. Rotation with hammering
2. Lock button
3. Action mode changing knob
1
2
3
003573
1. Hammering only
1
003574
1. Rotation only
1
003575