TM 9-2320-280-34
17-19. GEAR U
NIT AND OUTPUT
ASSEMBLIES REPAIR (4L80-E)
This task covers:
a. Disassembly (1995-1996)
c.
Inspection
a.1. Disassembly (1997-1998)
d.
Assembly (1995-1996)
b. Cleaning
d.1. Assembly (1997-1998)
INITIAL SETUP:
Applicable Models
M997A2, M1025A2, M1035A2,
Manual References
M1043A2, M1045A2, M1097A2, M1123
TM 9-2320-280-24P
Tools
Equipment Condition
General mechanic's tool kit:
Transmission disassembled into subassemblies
Materials/Parts
Maintenance Level
General support
NOTE
Work area should be well-ventilated, clean, and free from blowing
dirt and dust.
a. Disassembly (1995-1996)
1.
Remove sun gear shaft (6) from sun gear (7) and main shaft (9).
2.
Remove reaction drum (3) from output carrier assembly (11).
NOTE
Keep all bearing and races together as sets.
3.
Remove bearing and two races (5), sun gear (7), and bearing and two races (8) from output carrier
assembly (11).
NOTE
Place output carrier assembly on its side for ease of disassembly.
4.
Remove thrust washer (10) from output carrier assembly (11).
5.
Remove thrust washer (12), snapring (13), output shaft (14), and bearing and two races (15) from
internal gear (16).
6.
Remove internal gear (16) and main shaft (9) from output carrier assembly (11).
7.
Remove snapring (17) and internal gear (16) from main shaft (9).
NOTE
Internal ring and spacer ring are used on 1995 transmission only.
8.
Remove roller clutch (1), spacer ring (2), and internal ring (4) from reaction drum (3).
Change 1