Chevrolet 1973 Overhaul Manual page 407

7 A - 1 0 4 A U TO M A T IC T R A N S M IS S IO N
Fig. 114T-A-Loosening Collet on Tool J-21571-8
while its plunger rests on the cap nut of Tool
J-21371 -8.
5. Loosen hex nut while holding cap nut stationary.
With the hex nut loosened and holding Tool
J-21371-3 firmly against the converter hub, the
reading obtained on the dial indicator will be the
converter end clearance. End clearance should be
less than .050". If the end clearance is .050" or
greater, the converter must be replaced.
ASSEMBLY OF REAR U N IT
1. Install rear internal gear on end of main shaft.
2. Install rear internal gear retaining snap ring (fig.
116T).
3. Install sun gear to internal gear thrust races and
bearings against inner face of rear internal gear as
follows, and retain with petrolatum.
a. Place large race against internal gear with outer
flange facing forward or up (fig. 117T).
Fig. 114T-B-Checking Converter End Clearance
b. Place thrust bearing against race.
c. Place small race against bearing with inner
flange facing into bearing or down.
4. Install output carrier over mainshaft so that pinions
mesh with rear internal gear.
5. Place above portion of "build-up" through hole in
bench so that mainshaft hangs downward.
6. Install rear internal gear to output shaft thrust races
and bearings as follows and retain with petrolatum
( % 118T).
a. Place small diameter race against internal gear
with center flange facing up.
b. Place bearing on race.
c. Place second race on bearing with outer flange
cupped over bearing.
7. Install output shaft into output carrier assembly
(fig. 119T).
8. Install output shaft to output carrier snap ring.
OVERHAUL MANUAL