Section XXI. DRIVE AXLE

TM 10-3930-630-12

(GAA) to roller slots and lever wear points on brake

(3) Check brake shoes for worn pawl holes,

shoes.

lever contact areas and worn pads.

(3) Install lever (6) and rollers (7) on brake

(4) Check brake drum for cracks, wear and

shoes.

damage.

(4) Install flange (13) on pinion shaft and

(5) Inspect springs for broken ends, cracks and

secure with nut (12) and cotter pin (11).

fatigue.

(5) Install brake drum (3) on flange and secure

(6) Replace unserviceable parts.

d. Installation.

with screws (1) and lockwashers (2).

(6) Refer to paragraph 4-94 and connect drive

(1) Install backing plate (8, Fig. 4-78) on

shaft.

differential carrier and secure with screws (9) and

(7) Refer to paragraph 4-91 and connect cable

lockwashers (10). Apply light coat of grease (GAA) to

to parking brake lever. Adjust brake as described in

wear pads and pawls.

paragraph 4-91.

(2) Install brake shoes (5) on backing plate and

install return springs (4). Apply light coat of grease

Section XXI. DRIVE AXLE

4-93.

General

transmission to the parking brake and drive axle.

b. Removal.

(1) Raise front of truck and block in position.

The drive axle propels the front wheels and provides

Block rear wheels.

motive force for the truck. It is connected to the

(2) Remove self-locking screws (1, Fig. 4-79)

transmission by a drive shaft. The service brakes are

securing drive shaft to transmission flange and

attached to the drive axle.

parking brake.

4-94.

Drive Shaft

a. General.

The

drive

shaft

connects

the

1 Screw

2 Screw

3 Cross and bearing

4 Drive shaft

Figure 4-79. Drive shaft, exploded view.

(3) Slide transmission output shaft into

bearings (3) from drive shaft (4).

transmission to allow drive shaft to clear parking brake.

(5) Remove output shaft from transmission.

Remove drive shaft

(4) Remove screws (2) and remove cross and

4-87