Section III. OVERHAUL (REBUILD) OF LOCKUP CLUTCH AND TORQUE CONVERTER

Separate selector shaft (A) and throttle shaft (B).

Remove seal ring (C) from throttle shaft (B) and

seal ring ( D ) from selector shaft ( A).

S e c t i o n III. OVERHAUL (REBUILD) OF LOCKUP CLUTCH

A N D TORQUE C O N V E R T E R

(3) Remove 10 rollers and 10 springs from

5-7. Description

stator and cam assembly (fig. 5-54).

Refer to paragraph 2-1 for description of lockup

(4) Check needle bearing assembly (fig. 5-54).

clutch components.

Do not remove it. Wash and flush needle bearing

5-8. Disassembly

assembly thoroughly with dry cleaning solvent or

(fig. 5-53)

mineral spirits paint thinner, dry, and lubricate

NOTE

with transmission oil. Rotate bearing while pressing

All related items not covered in a through

upon rear thrust washer. If there is no roughness or

c below were removed from transmission

binding, the bearing assembly and stator and cam

as outlined in paragraph 5-6, steps 19

assembly may be reused. Do not mistake dirt or grit

through 26 (fig. 5-19 through 5-26). No

for a damaged needle bearing. Reclean and re-oil

f u r t h e r disassembly of those parts is

needle bearing if dirt is suspected (TM 9-214).

required.

(5) Do not attempt further disassembly of

a. Lockup Clutch (fig. 5-53).

stator and cam assembly. If damaged or worn

(1) Remove snap ring (9) securing lockup

beyond reuse limits, install a new assembly (para 5-

clutch piston (8).

3a, d, and g.

(2) Turn converter pump cover assembly (4)

c. Converter Pump Assembly (fig. 5-53).

over with lockup clutch piston down, and bump

(1) Remove hook-type seal ring (25) from

cover sharply on wood blocks to remove piston (8).

pump hub (24).

(3) Lift out lockup clutch piston (8), and

(2) Remove any loose or damaged bolts (30)

remove seal ring (10) from groove in piston outer

from flange of converter pump (29).

diameter.

NOTE

(4) Remove oil seal ring (7) and seal retainer

I f balance weights are loose or are

(6) from hub of converter pump cover assembly

removed, the same weights must be in-

(4).

stalled in the same locations.

(5) Remove converter pump cover bushing (5)

(3) Flatten lock tabs and, using a 7/16-inch

only if replacement is necessary. R e f e r to

wrench, remove four tabs and eight bolts (fig. 5-

paragraph 5-3d.

55).

b. Converter Stator and Cam Assembly (fig. 5-

(4) Remove converter pump hub bearing

53).

retainer (fig. 5-56), converter pump hub, and

(1) Position stator and cam assembly (16) on

converter pump hub gasket (under hub).

bench so that freewheel roller race (35) is upward.

(5) Separate ball bearing assembly (23) and

(2) Remove freewheel roller race by rotating it

converter pump hub (24).

clockwise while lifting it out of converter stator and

cam assembly (fig. 5-54).

5-17