12
•
A stuck bit can be removed simply by setting the
reversing switch to reverse rotation in order to
back out. However, the tool may back out abruptly
if you do not hold it firmly.
•
Always secure small workpieces in a vise or
similar hold-down device.
Set the action mode changing knob to the
symbol.
You can drill up to 13 mm diameter in metal and up to
32 mm diameter in wood.
For Model HR2631F, HR2641, HR2630
1
015357
Use the drill chuck assembly (optional accessory).
When installing it, refer to "Installing or removing the bit"
described on the previous page.
1
015358
To install the bit, place it in the chuck as far as it will go.
Tighten the chuck by hand. Place the chuck key in each
of the three holes and tighten clockwise. Be sure to
tighten all three chuck holes evenly.
To remove the bit, turn the chuck key counterclockwise
in just one hole, then loosen the chuck by hand.
For Model HR2631FT, HR2320T, HR2630T
1
2
3
015339
4
2
3
1
015340
Use the quick change drill chuck as standard equipment.
When installing it, refer to "changing the quick change
chuck for SDS-plus " described on the previous page.
1
2
3
015363
Hold the ring and turn the sleeve counterclockwise to
open the chuck jaws. Place the bit in the chuck as far as
it will go. Hold the ring firmly and turn the sleeve
clockwise to tighten the chuck.
To remove the bit, hold the ring and turn the sleeve
counterclockwise.
Diamond core drilling
CAUTION:
•
If performing diamond core drilling operations
using "rotation with hammering" action, the
diamond core bit may be damaged.
When performing diamond core drilling operations,
always set the change lever to the
position to use
"rotation only" action.
Operation when using the dust cup
(optional accessory)
1
015359
Operate the tool with the dust cup against the ceiling
surface.
1. Dust cup
1. Quick change
drill chuck
2. Sleeve
3. Ring
1. Spindle
2. Quick change
drill chuck
3. Change cover
line
4. Change cover
1. Quick change
chuck for SDS-
plus
2. Change cover
line
3. Change cover
1. Chuck key
1. Drill chuck
assembly
(optional
accessory)
