TM-9-2320-280-34

TRUCK, UTILITY: M998 SERIES

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

JANUARY 1996

TM-9-2320-280-34 - Page 534 of 1258

TM 9-2320-280-34

11-3.

POWER STEERING PUMP REPAIR

This task covers:

a.

Disassembly

b.

Cleaning

c.

Inspection

d.

Assembly

INITIAL SETUP:

Tools

Equipment Condition

General mechanic's tool kit:

Power steering pump, pulley, and bracket removed

automotive (Appendix G, Item 1)

(TM 9-2320-280-20).

Materials/Parts

Maintenance Level

Seal service kit (Appendix E, Item 177)

Direct support

Manual References

TM 9-2320-280-20

TM 9-2320-280-24P

a.

Disassembly

NOTE

Have drainage container ready to catch fluid.

1.

Remove reservoir filler cap (1) and drain fluid from pump assembly (8).

2.

Remove two mounting studs (2) from pump assembly (8).

NOTE

Fitting assembly is spring loaded.

Remove carefully to avoid losing

parts.

3.

Remove fitting assembly (6) and O-ring seal (5) from pump body (7).

Discard O-ring seal (5).

4.

Remove flow control valve (4) and valve spring (3) from pump body (7).

CAUTION

Do not overtighten vise as pump body could be distorted.

5.

Place pump body (7) in vise so pump shaft (11) is pointing down.

6.

Tap lightly around edge of reservoir (9).

7.

Remove reservoir (9) and O-ring seal (10) from pump body (7).

Discard O-ring seal (10).

8.

Remove two O-ring seals (14) from pump body (7).

Discard O-ring seals (14).

9.

Remove magnet (13) from pump body (7).

Discard magnet (13).

10.

Remove O-ring seal (12) from pump body (7).

Discard O-ring seal (12).

11-2