4
FORM NO. L-20070-E-0102
AIR CONNECTIONS
SHAFT END MOUNTING.
1.
Install two Elbow Fittings (Item 20) into the Rotary Air
Union Cap (Item 25) (See Fig. 4).
2.
Install an Adaptor Fitting (Item 19) and Elbow Fitting
(Item 20) into each air inlet or the Piston/Drive Disc
(Item 2) (See Fig. 4).
3.
Using Cap Screws (Item 24), attach the Rotary Air
Union Cap (Item 25) to the tapped holes of the
Splined Hub (Item 1) (See Fig. 4).
NOTE: The Rotary Air Union Cap air outlets must be
aligned at approximately 60
O
to the Piston/
Drive Disc air inlets for proper Hose (Item
22) connection.
4.
Tighten the Cap Screws (Item 24) to the
recommended torque (See Table 3).
5.
Install Hoses (Item 22) (See Fig. 4).
6.
Install the Rotary Air Union (Item 21).
7.
Connect air supply to the Rotary Air Union.
NOTE: Do not use rigid pipe or tubing for this
connection. For fast engagement and
disengagement, connect air controls as
close to the “DPC” Clutch as possible.
Where long air lines are required, use a
quick exhaust valve.
20
25
19
20
24
22
20
19
20
2
22
THROUGH SHAFT MOUNTING
1.
Drill a 3/8" diameter hole into the center of the shaft;
deep enough to reach the desired air outlets (See
Fig. 5).
NOTE: Air outlets should be approximately 3/8"
from the end of the Hub.
2.
Tap the end of the Shaft 5/8–18 by 5/8" deep (See
Fig. 5).
3.
Drill a 11/32" diameter air outlet hole through the
shaft; intersecting the air inlet hole approximately 3/
8" from the end of the Hub (See Fig. 5).
4.
Tap both air outlet holes 1/8–27 NPT by 5/8" deep
(See Fig. 5).
5.
Install two Elbow Fittings (Item 20) into each air
outlet hole.
FIGURE 4
TABLE 3
Recommended Tightening Torques
FIGURE 5
N
O
I
T
P
I
R
C
S
E
D
T
9
-
C
P
D
T
1
1
-
C
P
D
)
4
2
m
e
t
I
(
w
e
r
c
S
p
a
C
.
s
b
l
.
t
f
3
1
.
s
b
l
.
t
f
3
1
®
DIST. AUTORIZADO
MEX (55) 53 63 23 31
QRO (442) 1 95 72 60
MTY (81) 83 54 10 18
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