TM 9-2320-280-34
17-8. DIRECT CLUTCH AND INTERMEDIATE SPRAG REPAIR (3L80) (Cont'd)
d. Assembly
CAUTION
All transmission parts must be lubricated with clean
transmission fluid before assembly. Foreign material
will cause transmission damage.
NOTE
For general assembly instructions, refer to para. 2-16.
1.
Install clutch piston apply ring (3) in clutch piston (5).
2.
Install air seal (6) and center seal (7) on clutch piston (5). Ensure lips on seals (6) and (7) face away
from spring guides.
3.
Install outer seal (8) on clutch housing (9). Be sure lip on air seal (8) faces up.
NOTE
It may be necessary to use 0.015 in. (0.381 mm) feeler
gauge to start seals into clutch housing.
4.
Install clutch piston (5) in clutch housing (9).
5.
Install fourteen release springs (2) and spring retainer (1) on clutch piston (5).
6.
Using press, clutch spring compressor and clutch spring compressor adapter, compress spring
retainer (1).
7.
Install snapring (10) securing spring retainer (1) to clutch housing (9).
8.
Remove clutch spring compressor and clutch spring compressor adapter from clutch housing (9).
9.
Install six steel clutch plates (13) and six clutch disks (14) in clutch housing (9). Start with steel
clutch plate (13) then alternate clutch disks (14) and steel clutch plates (13).
10.
Install clutch backing plate (12) on clutch housing (9) with snapring (11).
11.
Install sprag bushing (20) cup side up over inner sprag race (21).
12.
Install sprag (19) into outer sprag race (17).
CAUTION
Outer sprag race should not turn counterclockwise after
installa-tion or transmission damage will result.
NOTE
If outer sprag race turns counterclockswise, sprag is
installed upside down.
13.
Install sprag (19) and outer sprag race (17) over inner sprag race (21) with shoulder on inner cage
of sprag (19) facing down and rotate until seated on lower sprag bushing (20).
14.
Install upper sprag bushing (18) cup side down into outer sprag race (17).
15.
Install sprag retainer (16) on clutch housing (9) with snapring (15).
16.
Place clutch housing (9) on center support (23).
17-28
Change 2
