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Changing the Subbase
(Fig. 1, Fig. 23)
1. Using a screwdriver, unscrew and
remove the Subbase Screws 50
detach the Subbase 21 from the base.
Note: The quantity of Subbase Screws
50 will vary according to the base
model.
2. Place the new Subbase 21 onto the bot-
tom of the Fixed Base 14.
3. Align the mounting holes on Subbase
21 to threaded holes on the base
loosely screw in the Subbase Screws
50.
4. Adjust the location of the Subbase 21 as
needed so that the bit and its cutter are
centered in the Subbase 21
5. Tighten the Subbase Screws 50 to se-
cure it in place
Note: The centering pin and cone is an op-
tional accessory that enables precision cen-
tering of the Subbase 21 and Template Guide
45. For more information, see "Centering Pin
and Cone (RA1151) (optional accessory)."
Fig. 23
50
21
14
.
.
50
50
Assembly
Centering Pin and Cone (RA1151)
(optional accessory)
The Subbase 21, along with the Template
Guide 45, can be precisely centered using
, then
the optional centering pin and cone to en-
sure maximum precision.
Centering a Template Guide with
an Opening Smaller than 1/2"
(Fig. 24)
1. Loosen the Subbase Screws 50
and
Note: The quantity of Subbase Screws
50 will vary according to the base
model.
2. Insert the narrow end of the Centering
Pin 46 into the Template Guide 45 open-
ing and lightly press the Centering Pin
46 into Template Guide 45 to center the
Subbase 21
3. Tighten the four Subbase Screws 50
4. Remove Centering Pin 46.
Fig. 24
50
45
.
50
.
.
46
21
23
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