DISASSEMBLY (cont) - TM-9-2320-285-24-20509

TM 9-2320-285-24-2

4-4.

TRANSMISSION (CONT)

Main Shaft and Gear Unit Assembly (cont).

STEP

LOCATION

ITEM

ACTION

REMARKS

DISASSEMBLY (cont)

Front

Bushing (29)

Remove

Press out

planetary

carrier

assembly

(6)

Flange and

Six pins (31)

Remove: Use drill press and drill bit slight-

carrier

ly smaller than diameter of pins (31).

assembly

Drill into rear end of pins (31)

Do not

(30)

drill into flange and carrier assembly

(30). Place removing, installing and swag-

ing fixture on arbor press. Place flange

and carrier assembly (30) on fixture,

drilled ends of pins (31) up. Install pin

remover into fixture. Press pins (31) from

flange and carrier assembly (30). Remove

flange and carrier assembly (30) from arbor

press

12 thrust washers

Remove

(32), 12 pinion

thrust washers

(33), pinion set

(matched set of

six pinions) (34),

and 120 rollers

(35)

NOTE

Repeat step 11 to disassemble center planetary carrier assembly (18).

Center planetary carrier assembly (18) consists of carrier (36), four pins

(37), eight thrust washers (38), eight pinion washers (39), pinion set

(matched set of four pinions) (40), and 72 rollers (41). Be sure in step Ila

to drill into the front ends of pins (37).

Repeat step 11 to disassemble rear planetary carrier assembly (26). Rear

planetary carrier assembly (26) consists of carrier (42), four pins (43),

eight thrust washers (44), eight pinion thrust washers (45), 72 rol- lers

(46), and pinion set (matched set of four pinions) (28). In step Ila be sure

to use pin remover and installer adapter, and pin remover and installer

spacer, to support rear planetary carrier assembly (26) in removing,

installing and swaging fixture.

4-28