Attach INCRA Jig Ultra to base
support bars and loosely attach
remaining base clamp
Open the Ultra Mounting Hardware Pack. Place #10
washers on each of (4) #10 – 32 x
3
⁄
4
" phillips pan head
screws and insert through the slotted holes in the Ultra.
Add a
1
⁄
4
" thick nylon washer to each screw, then
loosely thread on hex nuts. Place (2) #10 – 32 x
3
⁄
4
" truss
head screws through the two inside holes located in the
middle of the Ultra’s base. Do not place a #10 washer
on the truss head screws. (Truss head screws have a
larger head diameter than pan head screws.) Add a
1
⁄
4
" thick nylon washer to the screws underneath the
base and thread on hex nuts. Slide the hex nuts on all
six screws into the T-slots on the base support bars.
The screws through the slotted holes will fit into the outer
T-slots. The truss head screws will fit into the inner
T-slots. See
Fig. 10 and Detail 10A. The
1
⁄
4
" nylon
washers will hold the Ultra
1
⁄
4
" above the support bars.
Center the Ultra on the base support bars’ length.
(Edge of Ultra should be about 10
5
⁄
8
" from end of
bars.) Use a square to align the Ultra base at 90°
to the support bars and tighten the screws installed
in the slotted holes only.
Do not tighten the truss
head screws at this time. Slide the hex nuts on
the remaining base clamp into the T-slots on the
support bars.
6
BASE MOUNT ASSEMBLY
Install panel between base sup-
port bars and attach one base
clamp
Open the Base Mount and Fence Glide Hardware Pack.
Place a #10 flat washer on each of (8) #10 – 32 x
1
⁄
2
"
phillips pan head screws. Place the screws through
the holes in both base clamps and loosely attach the
#10-32 hex nuts. Sandwich the panel between the
two base support bars as shown in
Fig. 9 and Detail
9A, then slide one of the base clamps onto the base
support bar ends, capturing the hex nuts in the T-slots.
Leave about
1
⁄
4
" between the support bar ends and
the vertical surface on the base clamp. See
Detai 9B.
Tighten the screws. Set aside the remaining fasteners
from the Base Mount and Fence Glide Hardware Pack
for use in Steps 2 and 3 on page 8.
1
2
#10-32 hex nuts
Slide into T-slot on
base support bars
FIG. 9
#10– 32 x
1
⁄
2
" phillips
pan head screw
#10 flat washer
#10– 32 hex nut
Panel
Base support
bars
Base sup-
port bar
DETAIL 9B
Base
clamp
1
⁄
4
"
Base clamp
#10– 32 x
3
⁄
4
" phillips
pan head screws with
washers inserted
through slotted
holes in base
FIG. 10
Attach ULTRA to
base support bars
#10– 32 x
3
⁄
4
"
truss head screws
(no washers)
Do not tighten at
this time
1
⁄
4
" thick nylon washers
between ULTRA and
support bars
Hex nuts for screws captured
in T-slots on support bars
Base support bar
DETAIL 10A
Pan head screw
1
⁄
4
" thick nylon washers
Truss head screws
Panel
10
5
⁄
8
"
Note: The base support bars used in the base mount
assembly are designed for use with table saws having
a front to back measurement of 27" to 28". If your
table saw measures outside of these dimensions cus-
tom cut support bars are available.
Base support bars
DETAIL 9A
Sandwich panel between
base support bars
Panel
Base
support
bars
Base
clamp
