16
English
(4) To remove the drill bit (taper shank),
insert the cotter into the slot of the taper
shank adaptor and strike the head of
the cotter with a hammer supporting
on the rests. (Fig. 17)
HOW TO USE THE CORE BIT (FOR LIGHT LOAD)
When boring penetrating large hole use the core bit (for light load). At that time use
with the center pin and the core bit shank provided as optional accessories.
1. Mounting
CAUTION:
䡬
Be sure to turn power OFF and discon-
nect the plug from the receptacle.
(1) Mount the core bit to the core bit shank.
(Fig. 18)
Lubricate the thread of the core bit
shank to facilitate disassembly.
(2) Mount the core bit shank to the rotary
hammer. (Fig. 19)
(3) Insert the center pin into the guide plate
until it stops.
Fig. 19
Fig. 18
Core Bit
Thread
Core Bit Shank
Cotter
Rests
Taper Snank Adaptor
Fig. 17
