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 593 of 1469

REMOVAL

WARNING

Do not disconnect air lines or hoses before draining air reservoirs. Small parts under pressure

may shoot out with high velocity. Failure to comply may result in injury or death to personnel.

CAUTION

Cap or plug all openings immediately after disconnecting lines and hoses to prevent

contamination. Failure to do so may result in brake system damage.

NOTE

Tag all lines and hoses for installation.

1.

Disconnect vent air line (Figure 1, Item 11) and service brake air line (Figure 1, Item 10) from front brake

chamber (Figure 1, Item 1).

2.

Remove ten nuts (Figure 1, Item 4), washers (Figure 1, Item 5), and brake spider (Figure 1, Item 3) from steering

knuckle housing (Figure

1,

Item

8).

3.

Remove brake shoe spider and chamber assembly (Figure 1, Item 2) from steering knuckle housing

(Figure

1,

Item

8).

4.

Remove spindle (Figure 1, Item 12) from steering knuckle housing (Figure 1, Item 8).

5.

Remove axle shaft (Figure 1, Item 7) from axle housing (Figure 1, Item 9).

6.

Remove washer (Figure 1, Item 6) from axle shaft (Figure 1, Item 7).

TM 9-2320-272-23-3

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