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When using a bit which has big diameter, enlarge
the center hole of the dust cup with this rotary
hammer.
⅜
Installing dust collector (B)
When using dust collector (B), insert dust collector
(B) from the tip of the bit by aligning it to the groove
on the grip. (Fig. 8)
CAUTION:
⅜
The dust cup and dust collector (B) are for
exclusive use of concrete drilling work. Do not use
them for wood or metal drilling work.
⅜
Insert dust collector (B) completely into the chuck
part of the main unit.
⅜
When turning the rotary hammer on while dust
collector (B) is detached from a concrete surface,
dust collector (B) will rotate together with the drill
bit. Make sure to turn on the switch after pressing
dust cup on the concrete surface. When using dust
collector (B) attached to a drill bit that has more
than 190 mm of overall length, dust collector (B)
cannot touch the concrete surface and will rotate.
Therefore, please use dust collector (B) by
attaching to drill bits which have 166 mm, 160 mm,
and 110 mm overall length.
⅜
Dump particles after every two or three holes
when drilling.
⅜
Please replace the drill bit after removing dust
collector (B).
Fig. 5
PRIOR TO OPERATION
1. Mounting the drill bit (Fig. 5, 6)
CAUTION:
To prevent accidents, make sure to turn the switch
off.
NOTE:
When using tools such as drill bits, etc., make sure
to use the genuine parts designated by our company.
(1) Clean the shank portion of the drill bit.
(2) Insert the drill bit in a twisting manner into the tool
holder until it latches itself. (Fig. 5)
The grip need not be adjusted during bit installation.
(3) Check the latching by pulling on the drill bit.
(4) To remove the drill bit, fully pull the grip in the
direction of the arrow and pull out the drill bit.
2. Confirm that the battery is mounted correctly.
3. Installation of dust cup or dust collector (B)
(Optional accessories) (Fig. 7, Fig. 8)
When using a rotary hammer for upward drilling
operations attach a dust cup or a dust collector (B)
to collect dust or particles for easy operation.
⅜
Installing the dust cup
Use the dust cup by attaching to the drill bit as
shown in Fig. 7.
Fig. 6
Fig. 7
Fig. 8
Front cap
Grip
Drill bit
Drill bit
Part of SDS-plus
shank
Grip
Dust cup
Dust
collector (B)
Part of SDS-plus
shank
01Eng_DH18DL_US 4/26/07, 7:32 PM13