Workshop

HYDRA-MATIC 6L80 (6 Speed)

423
411 1-2-3-4 CLUTCH BALANCE PISTON SNAP RING
412 1-2-3-4 CLUTCH BALANCE PISTON
413 1-2-3-4 CLUTCH APPLY PISTON "BELLVILLE" RETURN SPRING
414 1-2-3-4 CLUTCH APPLY PISTON
423 1-2-3-4 CLUTCH PISTON INNER SEAL
427 3-5 REVERSE CLUTCH HOUSING ASSEMBLY
411
412
413
414
427
PRESS
DT-47782-2
DT-47782-1
SNAP
RING
AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
59
Copyright © 2007 ATSGCopyright © 2007 ATSG
1-2-3-4 AND 3-5 REVERSE HOUSING (CONT'D)
11. Install the 3-5 reverse clutch apply piston into
the 3-5 reverse clutch housing, as shown in
Figure 95.
12. Install the 3-5 reverse clutch "bellville" return
spring, as shown in Figure 95.
13. Lubricate all three seals on the 1-2-3-4 clutch
piston housing, as shown in Figure 95.
14. Install the 1-2-3-4 clutch piston housing, as
shown in Figure 95.
15. Before using the snap ring installer, push the
snap ring over the cone by hand, so that the
snap ring is positioned below the tapered area,
as shown in Figure 96.
16. Push the snap ring down over the cone until it
seats firmly in the snap ring groove. The snap
ring will make a distinctive "click" sound when
it seats.
17. Remove the snap ring installer and cone.
18. Now, install the 1-2-3-4 clutch piston inner
seal with the lips facing the groove, as shown
in Figure 97.
19. Install the 1-2-3-4 clutch apply piston into the
housing, as shown in Figure 97.
20. Install the 1-2-3-4 clutch "bellville" return
spring in direction shown in Figure 97.
Figure 97Figure 96
Continued on Page 60
SMALL LIPS
FACING IN

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