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 854 of 951

8-18. IDLER ARM MAINTENANCE

1.

Remove cotter pin (1) and slotted nut (8) from idler arm (7) and center link (2). Discard cotter

pin (1).

2.

Using puller, disconnect center link (2) from idler arm (7).

3.

Remove two nuts (6), washers (4), capscrews (3), washers (4), and idler arm (7) from frame (5).

b. Installation

1.

Install idler arm (7) to frame (5) with two washers (4), capscrews (3), washers (4), and nuts (6).

Tighten nuts (6) to 60 lb-ft (81 N

•

m).

2.

Install idler arm (7) to center link (2) with slotted nut (8). Tighten slotted nut (8) to

80 lb-ft (108 N

•

m).

3.

Install cotter pin (1) in slotted nut (8).

a. Removal

INITIAL SETUP:

Tools

General mechanic’s tool kit:

automotive (Appendix B, Item 1)

Pickle fork (Appendix B, Item 129)

Spring scale, dial indicating

(Appendix B, Item 2)

Materials/Parts

Cotter pin (Appendix G, Item 14)

Manual References

TM 9-2320-280-10

TM 9-2320-280-24P

Equipment Condition

Front of vehicle raised and supported

(para. 8-2).

TM 9-2320-280-20-2

8-54

Change 3

This task covers:

a. Removal

c. Inspection

b. Installation

CAUTION

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

in damage to equipment.