Dremel 4300 Operating/Safety Instructions Manual page 31

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The following attachments are not included with all kits.
Flex Shaft Attachment Model 225
Safety Rules for Flex Shaft
Read the tool manual
and these instructions
for the use of this accessory with your tool.
Failure to follow all instructions listed below
may result in serious personal injury.
Wear ANSI compliant eye protection. The
operation of any power tool can result in
foreign objects being thrown into the eyes.
Do not operate the
flexible shaft with a
sharp or multiple
bends. Ensure that
there are no sharp
residual bends or
kinks in the flexible
shaft before operation. Over bending the
shaft can generate excessive heat on the
jacket or hand piece and may cause the
flexible shaft to disengage from tool. The
minimum recommended bend radius is 6".
Always hold the hand piece firmly in your
hands during the start-up. The reaction
1
2
FIG. A1
5
FIG. A4
6
FIG. A7
9
10
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Dremel Attachments
torque of the motor, as it accelerates to full
speed, can cause the shaft to twist.
Not for use with router bits or other
large diameter (1" or larger) bits. Large
diameter bits can cause kickback and loss
of control when used with the flexible shaft.
Do not remove end ferrule while tool is
running. The cable will become loose from the
jacket and will uncontrollably whip or lash
around.
Installation Instructions
It is extremely important to carefully read and
follow the directions to assemble the flexible
shaft to your rotary tool below to ensure the
tool will function properly.
To properly attach the Flex Shaft to the
rotary tool, THREE items must be removed
from the tool: the nose cap, Dremel Chuck or
collet nut and collet.
1. Press the Shaft lock button 1, unscrew and
remove the collet nut or Dremel Chuck 2
(Fig. A1).
3
FIG. A2
7
FIG. A5
4
FIG. A3
FIG. A6
8
2
4
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