Figure 4-13. Hydraulic pump

TM 55-1740-200-14

AV 008889

13. Bearing

1. Cover

7. Ring

14. Key

2. Screw

8. Vane kit

15. Shaft

3. Packing

9. Rotor

16. Seal

4. Spring

10. Bracket

17. Bearing

11. Bolt

5. Plate

18. Body

6. Pin

12. Ring

Figure 4-13. Hydraulic pump

4-244. DISASSEMBLY. See figure 4-14 and dis-

4-245. STEERING GEAR.

assemble the booster cylinders as follows:

4-246. REMOVAL. See figure 4-15 and remove the

a. Remove two elbows (1), bushings (2) and pre-

steering gear as follows:

formed packings (3). Remove two lubrication fittings (4).

Remove two screws (7), washers (8) and nuts (9) and

a. Disconnect the front drag link valve as outlined in

remove two clamps (6).

paragraph 4-224.

b. Remove one plug (10), two seats (11), one spring

b. Remove nut (22), washer (23), and steering arm

(12) and retainer (13) from housing (14). Remove socket

(26).

(15). Remove one plug (16), two seats (17), one spring

(18) and retainer (19) from housing (20).

c. See figure 4-8 and remove two screws (111 and

112), two washers (113), and steering gear (110).

c. Remove screw (22), washer (23) and nut (24) and

remove clamp (21). Remove four screws (26) and washers

4-247. DISASSEMBLY. See figure 4-15 and dis-

(27) and remove cover (25).

assemble the steering gear as follows:

d. Remove retaining ring (28) or retainer (33).

Remove backup rings and packings (29, 30, and 31).

NOTE

Remove rod and piston assembly from cylinder (39).

Provide proper receptacle, remove drain plugs

e. Remove cotter pin (35), nut (36), rod (34), and

(14) and drain housing before disassembly.

two rings (37) from piston (38).

4-41