Attaching the quick change drill chuck
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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
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
click can clearly be heard.
Selecting the action mode
For Models HR2300, HR2600
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This tool employs an action mode changing knob. Select
one of the two modes suitable for your work needs by
using this knob.
For rotation only, turn the knob so that the arrow on the
knob points toward the
For rotation with hammering, turn the knob so that the
arrow on the knob points toward the
body.
CAUTION:
Always set the knob fully to your desired mode
•
symbol. If you operate the tool with the knob
positioned halfway between the mode symbols, the
tool may be damaged.
Use the knob after the tool comes to a complete
•
stop.
1. Spindle
2. Quick change
drill chuck
3. Change cover
line
4. Change cover
symbol.
symbol until a
1. Rotation with
hammering
2. Rotation only
3. Action mode
changing knob
symbol on the tool body.
symbol on the tool
For Models HR2610,HR2610T, HR2611F, HR2611FT
Rotation with hammering
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For drilling in concrete, masonry, etc., rotate the action
mode changing knob to the
tungsten-carbide tipped bit.
Rotation only
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For drilling in wood, metal or plastic materials, rotate the
action mode changing knob to the
twist drill bit or wood bit.
Hammering only
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For chipping, scaling or demolition operations, rotate the
action mode changing knob to the
bull point, cold chisel, scaling chisel, etc.
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.
Do not force the action mode change knob or do
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not move it from
mode (or vise versa) at once. It may damage the
6
1. Rotation with
hammering
2. Action mode
changing knob
symbol. Use a
1. Rotation only
symbol. Use a
1. Hammering only
symbol. Use a
symbol mode to
symbol