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CAUTIO N
:
Never use "rotation
with
hammering" when the drill chuck assembly is installed on the
tool. The drill chuck assembly may be damaged. Also, the drill chuck
will
come off when
reversing the tool.
NOTE:
If you need assembled the drill chuck and chuck adapter assembly, proceed as follows.
6.5
mm
(114")
Secure the drill chuck in a vise or similar
securing devise. Place the chuck key
in
one
of the three holes
so
that the chuck body will
not turn.
30
mm
(1-1/8") About
50
Chuck key
-,
wrench7
6
8.5
mm
(21164")
Remove the screw from the chuck adapter assembly and screw the chuck adapter into
the drill chuck. Use a wrench to tighten the chuck adapter securely, applying about
300
-
400
kgf
.
cm (21.6
-
28.9 Ib . ft) torque. [Note: you can obtain
300
-
400
kgf
.
cm (21.6
-
28.9
Ib
.
ft) torque by applying pressure
of
30
-
40
kg (66
-
88
Ibs) to the wrench while
holding the portion 10 cm
(4")
form the wrench head.]
30
mm
(1 -1 /8")
About 40
Open the chuck jaws fully and insert the
screw through the chuck opening. Tighten
the screw counterclockwise with a screw-
driver.
"$-
I
Screw
Hammer drilling performance
The following reference table indicates the approximate hammer drilling capacities from
a single charge.
It
may differ under some conditions.
Bit diameter
I
Hole deDth
I
No.
holes
10.5
mm
(13132")
I
40
mm
(1 -5/8")
I
About 20
14.5
mm
(9/16")
I
40
mm
(1-5/8")
I
About 13
Compressive strength
of
concrete: 240 kg/cm2 (3,400 Ibs/inch21
CAUTION:
If
the tool is operated continuously
until
the battery cartridge has discharged, allow the
tool to rest for
15
minutes before proceeding with a fresh battery.
14