TM-9-2320-280-20-2

TRUCK, UTILITY: M998 SERIES

TECHNICAL MANUAL; UNIT MAINTENANCE; VOLUME 2 OF 3

JANUARY 1996

TM-9-2320-280-20-2 - Page 846 of 951

TM 9-2320-280-20-2

8-46

Change 3

8-14. PITMAN ARM REPLACEMENT

INITIAL SETUP:

Tools

General mechanic’s tool kit:

automotive (Appendix B, Item 1)

Puller kit (Appendix B, Item 167)

Materials/Parts

Cotter pin (Appendix G, Item 14)

Lockwasher (Appendix G, Item 192)

Manual References

TM 9-2320-280-10

TM 9-2320-280-24P

Equipment Condition

Front of vehicle raised and supported (para. 8-2).

This task covers:

a. Removal

b. Installation

NOTE

Ensure front wheels are in straight ahead position while pitman

arm is removed and installed.

1.

Remove nut (1), lockwasher (2), and pitman arm (3) from steering gear shaft (4). Discard lock-

washer (2).

2.

Remove cotter pin (6) and slotted nut (7) from pitman arm (3) and center link (5). Discard cotter

pin (6).

3.

Using puller, remove pitman arm (3) from center link (5).

1.

Install pitman arm (3) on steering gear shaft (4) with lockwasher (2) and nut (1).

2.

Install pitman arm (3) on center link (5) with slotted nut (7). Tighten slotted nut (7)

to 80 lb-ft (108 N

•

m).

3.

Tighten nut (1) to 185 lb-ft (251 N

•

m).

CAUTION

Do not loosen slotted nut to install cotter pin. Doing this may

result in damage to equipment.

4.

Install cotter pin (6) in slotted nut (7).

b. Installation

a. Removal