TM 1-1740-221-13&P&P
FIELD MAINTENANCE
AXLES (FRONT AND REAR)
INITIAL SETUP:
Tools and Special Tools
General Mechanic Tool Box (WP 0157, Item 24)
Sling (WP 0157, Item 18)
Transmission/Differential Jack (WP 0157, Item 31)
Personnel Required
91B, Light Wheel Vehicle Mechanic (2)
Equipment Condition
References
Engine Shut Down
INSPECTION
Visually inspect front and rear axle assemblies for mount security, leaks at the inner and outer hubs and seals and
for any damage affecting serviceability.
END OF TASK
REMOVAL
FRONT AXLE
WARNING
Use extreme caution when lifting heavy components. Never permit any part of the body to be
positioned under these components being lifted or suspended. Use suitable lifting equipment
for heavy components. Failure to follow these instructions can result in serious injury or death.
1.
Disconnect battery negative cables (WP 0111).
2.
Lift front of vehicle (WP 0029).
3.
Remove front wheels (WP 0092).
4.
Remove front drive shaft (front axle end only) (WP 0079) and lower to the ground.
5.
Remove both front shock lower mount bolts (WP 0093).
NOTE
Place a drip pan under the brake lines and steering hoses during removal.
6.
Disconnect brake lines (WP 0084) from axle brake manifold and remove any hardware securing brake
lines to axle.
7.
Plug lines to prevent brake system contamination.
8.
Tie brake lines to the side to avoid any interference when removing axle.
9.
Disconnect hydraulic hoses from steer cylinder (WP 0137) plug and cap.
10.
Position an axle jack or other suitable mobile lifting device under each end of the axle (Figure 1, Item 1), and
raise axle enough to relieve tension on axle assembly.
11.
Remove 4 axle mounting nuts and washers (Figure 1, Item 3 and 4) (2 on each end).
12.
Lower both front axle jacks until the axle clears the mounting bolts (Figure 1, Item 2).
13.
Using axle jacks roll the front axle assembly out from the vehicle through the wheel housing.
00751