Operating Instructions - Bosch HDC300 Operating/Safety Instructions Manual

Sds-max and spline hammer dust

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161992A079-HDC300_HDC300 1/10/14 1:06 PM Page 4

To use the HDC300 with larger

SDS-max combination rotary or

demolition only hammers, the

attachment comes with a total

of 3 hammer adaptors. Use the

appropriate size adaptor for the

appropriate size hammer (Fig.

4).

change

the

adaptor, remove the adaptor

from the metal extension arm

by using a flat edge screwdriver

and wedging it between the

metal arm and the adaptor.

Insert the desired hammer

adaptor into the slot on the

metal arm (Fig. 5). Follow steps

to install on to the hammer.

Chiseling only: The HDC300 is designed to be

used for chiseling in masonry and concrete

materials with either SDS-max or Spline chisels.

The dust extraction attachment should be

positioned approximately 3" from the tip of the

bit for best dust extraction results (Fig. 6). You

can adjust the positioning of the attachment by

opening the clamping band lever and sliding the

attachment forwards or backwards on the

hammer tube. For extending the adjustment,

the extension arm can be moved forwards or

backwards

within

mechanism.

When complete, close the

clamping band lever to re-secure the

attachment to the tool (Fig. 7).

11245EVS

hammer

FIG. 5

EXTENSION