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8. Install the UD clutch piston (1).
9. Install UD piston return spring (1) and Disc 5067
(2).
10. Position the UD spring retainer (1) and snap ring
(2) on the piston return spring (4).
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CAUTION: Compress return spring just enough to
install snap ring.
11. Using Compressor 5059A (6) and an arbor press
(1), install the UD spring retainer and snap ring
(3).
12. Install the UD clutch pack (four fibers/four steels)
(1, 3). Leave the top disc (2) out until after the
snap ring is installed.
13. Install the UD clutch flat snap ring (1).
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14. Install the last UD clutch disc (1).
15. Install the OD/UD clutch reaction plate (1). The
OD/UD clutches reaction plate has a step on both
sides. Install the OD/UD clutches reaction plate
taperedstepsideup.
NOTE: Snap ring ends must be located within one
finger of the input clutch hub. Be sure that snap
ring is fully seated, by pushing with screwdriver,
into snap ring groove all the way around.
16. Install the UD/OD tapered snap ring (1).
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17. Seat tapered snap ring (1) to ensure proper
installation.
18. Install input clutch assembly (1) to the Input
Clutch Pressure Fixture 8391 (2).
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19. Set up Dial Indicator C-3339 (1) on the UD clutch
pack (2).
20. Using moderate pressure, press down and hold
(near indicator) the UD clutch pack (2) with screw-
driver or suitable tool and zero dial indicator (1).
When releasing pressure on clutch pack, indicator
reading should advance 0.005-0.010 inches.
CAUTION: Do not apply more than 30 psi (206
kPa) to the underdrive clutch pack.
21. Apply 30 psi (206 kPa) to the underdrive hose on
Pressure Fixture 8391 and measure UD clutch
clearance. Measure and record UD clutch pack
measurement in four (4) places, 90° apart.
22. Take average of four measurements and compare
with UD clutch pack clearance specification.
Underdrive clutch pack clearance must be
0.94-1.50 mm (0.037-0.059 in.).
23. If necessary, select the proper reaction plate to
achieve specifications.
24. Install the OD clutch pack(four fibers/three steels)
(1).
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25. Install OD reaction plate waved snap ring (1).
26. Install the OD/Reverse reaction plate (1) with
largestepdown(towardsODclutchpack).
27. Install OD reaction plate flat snap ring (3).
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28. Measure OD clutch pack clearance. Set up Dial
Indicator C-3339 (1) on top of the OD/Reverse
reaction plate (2).
29. Zero dial indicator and apply 30 psi (206 kPa) air
pressure to the overdrive clutch hose on Pressure
Fixture 8391. Measure and record OD clutch pack
measurement in four (4) places, 90° apart.
30. Take average of four measurements and compare
with OD clutch pack clearance specification.The
overdrive (OD) clutch pack clearance is
1.07-3.25 mm (0.042-0.128 in.).
If not within specifications,theclutchisnotassembled
properly. There is no adjustment for the OD clutch
clearance.
31. Install reverse clutch pack (two fibers/one steel)
(1, 2).
32. Install reverse clutch reaction plate (1) with the
flat side down towards reverse clutch.
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33. Tap reaction plate (3) down to allow installation of
the reverse clutch snap ring (1). Install reverse
clutch snap ring (1).
34. Pry up reverse reaction plate (4) to seat against
snap ring (2).
35. Set up a Dial Indicator C-3339 (1) on the reverse
clutch pack (2).