TM-9-2320-272-23-3

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 3 OF 5

SEPTEMBER 2012

TM-9-2320-272-23-3 - Page 1221 of 1469

REMOVAL

NOTE

•

Replacement of front and rear shackles are the same, except rear shackles do not use

washers. This procedure covers the front shackle.

•

On M936/A1 model vehicles the long screw attaching each front shackle has an additional

washer between anchor and locknut.

1.

Remove retaining clip (Figure 1, Item 12), S-hooks (Figure 1, Items 1 and 13), and chain (Figure 1, Item 14)

from shackle pin (Figure 1, Item 2).

2.

Remove shackle pin (Figure 1, Item 2) and shackle (Figure 1, Item 3) from shackle bracket (Figure 1, Item 6).

3.

Remove two locknuts (Figure 1, Item 10), screws (Figure 1, Item 4), locknut (Figure 1, Item 9), long screw

(Figure 1, Item 5), pipe coupling (Figure 1, Item 8), shackle bracket (Figure 1, Item 6), and washer

(Figure

1,

Item 7) from bumper (Figure 1, Item 11). Discard locknuts.

TM 9-2320-272-23-3

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0512-2