Workshop

HYDRA-MATIC 6L80 (6 Speed)

LOW SPRAG OUTER RACE SHOULD
FREEWHEEL COUNTER-CLOCKWISE
AND LOCK CLOCKWISE
SNAP RING GAP MUST BE ALIGNED
WITH THE BLIND SPLINE ON HUB
AS SHOWN HERE
DT 47778-1
DT 47779
SNAP RING
PRESS
DT 47778-2
DT 47778-1 LOW CLUTCH SPRAG SNAP RING CONE
DT 47778-2 LOW CLUTCH SPRAG SNAP RING PUSHER
DT 47779 LOW CLUTCH RETURN SPRING COMPRESSOR
AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
69
Copyright © 2007 ATSG
Copyright © 2007 ATSG
Copyright © 2007 ATSG
Figure 113
Figure 115
Figure 114
CENTER SUPPORT ASSEMBLY (CONT'D)
Continued on Page 70
20. Compress the low sprag assembly using the
compression tool DT-47779, as shown in
Figure 113.
Note: Ensure the compression tool contacts
the sprag "outer" race and not the sprag
snap ring.
21. Install new low sprag retaining snap ring using
the installation tool, as shown in Figure 113.
Note: Snap ring opening must be aligned
with the blind spline on the inner race, as
shown in Figure 114.
22. After installation, once again verify proper
low sprag rotation, as shown in Figure 115.

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