TM 9-2320-280-34
17-10. GEAR UNIT REPAIR (3L80) (Cont' )
d
c. Inspection
NOTE
For general inspection instructions, refer to para. 2-14. '
1.
Inspect output carrier (2) for damage. Replace if damaged.
2.
feeler gauge, measure pinion gear end play; end play should not exceed 0.024 in. (0.61 mm). If any of
these conditions exist, replace output carrier (2).
3.
Inspect band surface (4) on reaction carrier (3) for burning, scoring, or galling. Replace if burnt,
scored, or galled.
4.
Inspect reaction carrier bushing (5). Replace reaction carrier (3) if bushing (5) is damaged.
5.
Inspect reaction carrier pinion gear (6) for damage, rough bearings, or excessive end play. Using
feeler gauge, measure pinion gear end play; end play should not exceed 0.024 in. (0.61 mm). If any of
these conditions exist, replace reaction carrier (3).
6.
Inspect roller clutch (10) for damaged rollers (8), springs (7), or cage (9). Replace roller clutch (10) if
any parts are damaged.
7.
Inspect snapring (11), case thrust washer (12), reaction carrier thrust washer (13), and front
internal gear ring (14) for distortion or damage. Replace any part distorted or damaged.
NOTE
Rear band was removed during transmission disassembly (para. 17-3).
8.
Inspect rear band (15) for burning, scoring, distortion, or other damage. Replace if burnt, scored,
distorted, or otherwise damaged.
17-38
