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the tool, causing injury to you or someone around
you.
• Do not use force when inserting the battery
cartridge. If the cartridge does not slide in easily, it
is not being inserted correctly.
Switch action
1
003104
CAUTION:
• Before inserting the battery cartridge into the tool,
always check to see that the switch trigger actuates
properly and returns to the "OFF" position when
released.
To start the tool, simply pull the switch trigger. Tool speed
is increased by increasing pressure on the switch trigger.
Release the switch trigger to stop.
Reversing switch action
A B
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003113
This tool has a reversing switch to change the direction of
rotation. Depress the reversing switch lever from the A
side for clockwise rotation or from the B side for
counterclockwise rotation.
When the reversing switch lever is in the neutral position,
the switch trigger cannot be pulled.
CAUTION:
• Always check the direction of rotation before
operation.
• Use the reversing switch only after the tool comes
to a complete stop. Changing the direction of
rotation before the tool stops may damage the tool.
• When not operating the tool, always set the
reversing switch lever to the neutral position.
Selecting the action mode
Rotation with hammering
1
2
3
4
003128
For drilling in concrete, masonry, etc., depress the lock
button and rotate the change lever so that the pointer
points to the
symbol. Use a tungsten-carbide tipped bit.
Rotation only
1
2
003131
For drilling in wood, metal or plastic materials, depress
the lock button and rotate the change lever so that the
pointer points to the
symbol. Use a twist drill bit or
wood bit.
Hammering only
1
2
003133
For chipping, scaling or demolition operations, depress
the lock button and rotate the change lever so that the
pointer points to the
symbol. Use a bull point, cold
chisel, scaling chisel, etc.
CAUTION:
• Do not rotate the change lever when the tool is
running. The tool will be damaged.
• To avoid rapid wear on the mode change
mechanism, be sure that the change lever is
always positively located in one of the three action
mode positions.
1. Hammering only
2. Pointer
1. Rotation only
2. Pointer
1. Rotation with
hammering
2. Lock button
3. Pointer
4. Change lever
1. Reversing switch
lever
1. Switch trigger