Operation
OPTIMUM
M A S C H I N E N - G E R M A N Y
21 / 07 / 2014
Page 38
Operation Upright drill B34 H/ B34 H Vario ; Version 1.0.5
201
4
US
4.8.3
Removing the tool or drill chuck with integrated drill drift
CAUTION!
Hold the tool
or the drill chuck.
With the below described procedure the taper man-
drel is being loosened from the drilling spindle.
The tool and/or the drill chuck will fall down.
CAUTION!
Do not try to expel the tool when it is in the inter-
mediate position. This might cause damages of the
integrated drill drift or of the feed handle.
With the below described procedure the taper mandrel
will be released from the drill spindle.
Move the spindle down until the locking pin
can
be moved a little bit (Img. 4-15 (b) intermediate
position).
Move the locking pin
so far, until the locking pin
engages completely (Img. 4-15 (c) expulsion posi-
tion).
Img.4-14: Disassembly B34 H (Vario)
Press the spindle lever
upward.
The taper mandrel will be pressed out of the drilling spindle
.
Img.4-15: Functional diagram of the drill drift (sectional view)
2
3
1
3
1
1
2
a) home position
b) intermediate position
c) expulsion position