BM 2610915206 10/03 10/15/03 4:24 PM Page 7
Assembly
Disconnect the plug fromFIG. 2DEPTH GUIDE
!WARNING
the power source beforeLOCKING KNOB
making any assembly, adjustments or
changing accessories. Such preventive
safety measures reduce the risk of starting
the tool accidentally. Make certain that the
collet nut is securely tightened before
turning the tool on.
REMOVING AND INSTALLING THE
DEPTH GUIDE ASSEMBLY
The depth guide assembly consists of the
depth guide, locking knob and bracket.
DEPTH
In order to remove the depth guide from theGUIDE
tool, release the locking lever and pull theBRACKET
entire assembly straight off of the tool. To
reattach the assembly, fully replace the
guide onto the tool collar and lock the clamp
lever (Fig. 2).LOCK LEVERDEPTH GUIDE
INSTALLING BITSunscrew the collet nut until you can remove
The bits are held by a collet system. Useit from the tool. Remove the collet and
either the 1/8" or 1/4" collet depending onreplace it with the other. (Each collet is
the size of the bit shank. double-ended, and either end is acceptable
to use.) By hand, re-tighten the collet nut
Do Not Use .118" shank bits in the 1/8"
collet use only BOSCH "SC" series bits oraround the collet in a clockwise direction.
You are now ready to insert a new bit as
similar bits with 1/8" (.125") or 1/4" (.250")
shanks. instructed in Installing Bits.
The bit flutes are sharp and!WARNINGFIG. 3
should be handled with
caution.
Depress and hold the shaft-lock in and
rotate the collet nut and shaft until the shaft-
lock engages and holds the shaft.
To prevent damage to tool.
!CAUTION
Never use the shaft lock as a
braking devise to stop the tool from rotating.
Use the standard equipment wrench to
loosen nut (counter-clockwise) (Fig. 3).
Remove the old bit (if there is one) insert the
new bit as far as possible, but not so far that
the bit flutes engage the collet (leave
approximately 1/8" of shank exposed)
Re-engage the shaft-lock and tighten the nut
(clockwise) by hand and then with the
wrench until bit is held securely (Fig. 4).
CHANGING THE COLLETFIG. 4
The 1/8" collet is used with 1/8" diameter
bits and the 1/4" collet is used with 1/4"
3 mm
diameter bits. To change collets, first
remove the bit. Continue to loosen and
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ACEC
