HYDRAULIC TRANSMISSION

TM 55-1740-200-14

a. Place automotive jack under the transmission.

4-324. HYDRAULIC TRANSMISSION.

Remove the propeller shaft as outlined in paragraph

4-330.

4-325. REMOVAL. See figure 4-37 and remove the

hydraulic transmission as follows:

b. Remove cover (51), seat (52), spring (53) and lever

(54). Remove four screws (55) and washers (56).

NOTE

Provide proper receptacle and drain all oil.

c. Slide the transmission and jack straight back six

Provide adequate support for engine and

inches and lower the jack slightly. Move the transmission

mechanical transmission.

and jack to the left in order to clear clutch hydraulic

transmission housing. Remove transmission and gasket.

a. Remove four screws (43) and remove plate (42).

Rotate drive plate to aline hex-head screws with opening

4-329. DISASSEMBLY. None required.

and remove four screws from drive plate.

4-330. TRANSMISSION PROPELLER SHAFT.

b. Remove four screws (48) and washers (49). Remove

three screws (45). Remove four screws and washers

4-331. REMOVAL. See figure 4-39 and remove the

attaching the mechanical transmission to the hydraulic

transmission propeller shaft as follows:

transmission. Place automotive jack under hydraulic trans-

mission.

a. Remove four bolts (8) and remove four bearings (9)

and universal coupling (13).

c. Remove transmission propeller shaft as outlined in

paragraph 4-331. Slide mechanical transmission to the

b. Remove eight bolts (3) and remove four plates (5),

rear until hydraulic transmission is free.

bearing straps (6) and bearings (11).

NOTE

c. Remove yoke (1) and remove dust cap (7) from

yoke (1). Remove four nuts, washers and spacers and

Hydraulic transmission is floating free. Do not

remove yoke (2) from parking brake drum.

tilt housing forward during removal.

4-332. DISASSEMBLY. None required.

d. Remove thrust washer and hydraulic transmission

from inside hydraulic transmission housing. Remove plug

4-333. AXLE PROPELLER SHAFT.

from hydraulic transmission and drain hydraulic trans-

mission. Remove eight screws, washers, and nuts attaching

4-334. REMOVAL. See figure 4-40 and remove the

drive plate to spur gear and remove drive plate assembly

front and rear axle propeller shafts as follows:

and flange.

a. Remove sixteen screws (2) and washers (3) and

e. Remove one screw (46) and washer (47) and

remove eight straps (1).

remove adapter plate (44). Remove retaining ring, gear,

and thrust washer from mechanical transmission input

b. Remove eight bearings (4) and remove two spiders

shaft.

(7), yoke (11) and shaft (12). Remove four packings (5),

and four packing retainers (6) from each spider (7).

Remove grease fitting (10), retainer packing (8) and felt

(9) from yoke (11).

4-326. DISASSEMBLY. None required.

4-335. DISASSEMBLY. None required.

4-327. MECHANICAL TRANSMISSION.

4-336. TRANSFER TRANSMISSION.

4-328. REMOVAL. See figure 4-37 and remove the

mechanical transmission as follows:

4-337. REMOVAL. Remove the transfer transmission as

follows:

NOTE

a. Remove the axle propeller shafts as outlined in

Provide proper receptacle and drain trans-

p a r a g r a p h 4-333.

mission lubricant.

4-75