POWER STEERING GEAR-TO-ASSIST CYLINDER TUBES REPLACEMENT

TM 9-2320-260-20

9-19. POWER STEERING GEAR-TO-ASSIST CYLINDER TUBES REPLACEMENT

THIS TASK COVERS:

a. Removal

b. Installation

INITIAL SETUP

APPLICABLE MODELS

REFERENCES (TM)

All

LO 9-2320-260-12

TM 9-2320-260-10

MATERIALS/PARTS

TM 9-2320-260-20P

O-ring

EQUIPMENT CONDITION

Two locknuts

Cap and plug set (Appendix C, Item 9)

Parking brake set (TM 9-2320-260-10).

Antiseize tape (Appendix C, Item 30)

NOTE

Pressure and return hydraulic power steering lines are replaced

the same way. This task covers the power steering pressure line

replacement only.

CAUTION

Cap or plug all open hydraulic lines, fittings, and ports to prevent

dirt contamination from entering system. Failure to do so may

result in damage to internal components.

NOTE

Tag hydraulic lines and ports for installation.

Have drainage container ready to catch hydraulic fluid.

1. Disconnect power steering pressure line (8) from adapter (11) on power steering gear (1).

2. Remove adapter (11) and O-ring (12) from power steering gear (1). Discard O-ring (12).

3. Remove two locknuts (2), screws (6), clamps (3), clips (5), and spacers (4) from truck frame (9).

Discard locknuts (2).

4. Remove wiring harness (7) from clips (5).

5. Disconnect power steering pressure line (8) from elbow (10) on truck frame (9).

6. Remove power steering pressure line (8) from truck frame (9).

1. Apply antiseize tape to male threads of elbow (10) and adapter (11).

2. Install power steering pressure line (8) on elbow (10).

3. Install adapter (11) and new O-ring (12) on power steering gear (1).

4. Install power steering pressure line (8) on pressure line adapter (11) on power steering gear (1).

5. Install two clamps (3), spacers (4), clips (5), screws (6), and new locknuts (2) on truck frame (9).

Install wiring harness (7) on clips (5).

9-46