TM-9-2520-254-34
TRANSMISSION, AUTOMATIC, ALLISON, MODEL TX100-1
TECHNICAL MAUAL; DIRECT AND GENERAL SUPPORT MAINTENANCE MANUAL
OCTOBER 1971
TM-9-2520-254-34 - Page 67 of 126
Figure 5-52
5-7. Description
Refer to paragraph
clutch components.
5-8. Disassembly
(fig. 5-53)
All related items
Separate selector shaft (A) and throttle shaft (B).
Remove seal ring (C) from throttle shaft (B) and
seal ring ( D ) from selector shaft ( A).
Section III. OVERHAUL (REBUILD) OF LOCKUP CLUTCH
AND TORQUE
2-1 for description of lockup
NOTE
not covered in
a
through
c
below were removed from transmission
as outlined in paragraph 5-6, steps 19
through 26 (fig. 5-19 through 5-26). No
further disassembly of those parts is
required.
a. Lockup Clutch
(fig. 5-53).
(1) Remove snap ring (9) securing lockup
clutch piston (8).
(2) Turn converter pump cover assembly (4)
over with lockup clutch piston down, and bump
cover sharply on wood blocks to remove piston (8).
(3) Lift out lockup clutch piston (8), and
remove seal ring (10) from groove in piston outer
diameter.
(4) Remove oil seal ring (7) and seal retainer
(6) from hub of converter pump cover assembly
(4).
(5) Remove converter pump cover bushing (5)
only
if replacement
is
necessary.
Refer to
paragraph 5-3d.
b. Converter Stator and Cam Assembly
(fig. 5-
53).
(1) Position stator and cam assembly (16) on
bench so that freewheel roller race (35) is upward.
(2) Remove freewheel roller race by rotating it
clockwise while lifting it out of converter stator and
cam assembly (fig. 5-54).
CONVERTER
(3) Remove 10 rollers and 10 springs from
stator and cam assembly (fig. 5-54).
(4) Check needle bearing assembly (fig. 5-54).
Do not remove it. Wash and flush needle bearing
assembly thoroughly with dry cleaning solvent or
mineral spirits paint thinner, dry, and lubricate
with transmission oil. Rotate bearing while pressing
upon rear thrust washer. If there is no roughness or
binding, the bearing assembly and stator and cam
assembly may be reused. Do not mistake dirt
or
grit
for a damaged needle bearing. Reclean and re-oil
needle bearing if dirt is suspected (TM 9-214).
(5) Do not attempt further disassembly of
stator and cam assembly. If damaged or worn
beyond reuse limits, install a new assembly (para 5-
3a,
d,
and g.
c.
Converter Pump Assembly
(fig. 5-53).
(1) Remove hook-type seal ring (25) from
pump hub (24).
(2) Remove any loose or damaged bolts (30)
from flange of converter pump (29).
NOTE
If balance weights are loose or are
removed, the same weights must be in-
stalled in the same locations.
(3) Flatten lock tabs and, using a 7/16-inch
wrench, remove four tabs and eight bolts (fig. 5-
55).
(4) Remove converter pump hub bearing
retainer (fig. 5-56),
converter pump hub, and
converter pump hub gasket (under hub).
(5) Separate ball bearing assembly (23) and
converter pump hub (24).
5-17
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