TM 9-2330-238-14
5-6. AXLE AND BRACKET ASSEMBLY REPLACEMENT.
This Task Covers:
a.
Removal
b.
Installation
Initial Setup:
Equipment Conditions:
Materials/Parts:
• Wheels removed (para 4-49).
• Twenty Iockwashers
• Springs removed (para 4-56).
Personnel Required: Two
Tools/Test Equipment:
• General mechanic’s tool kit
• Floor jacks (as required)
• Jackstands (as required)
• Torque wrench
a.
REMOVAL
1.
2.
3.
4.
5.
6.
7.
8.
Remove hydraulic lines (6) from connection on bases (8) of tandem axle (para 4-42).
Raise front and rear axles (7) just enough to relieve weight of each axle from lower torque rods (1). Support each
axle in raised position with a suitable jackstand.
Provide a suitable support for each end of axle and bracket assembly (12).
Remove eight nuts (9) and Iockwashers (10) securing four lower torque rods (1) to each end of axle and bracket
assembly (12) and to four lower torque rod brackets (13). Discard Iockwashers.
CAUTION
Rubber-mounted torque rod ball ends allow torque rods to be moved out of normal
alinement for removal. Use caution to prevent damage to threads on ball ends.
Use a soft-faced hammer to tap threaded end of each torque rod ball end (11) to loosen ball ends from their
respective mountings.
Remove four lower torque rods (1) from each end of axle and bracket assembly (12) and from four lower torque
rod brackets (13).
With axle and bracket assembly (12) suitably supported, remove 12 nuts (4), Iockwashers (3), and screws (5)
from each end of axle and bracket assembly and two tandem suspension brackets (2). Discard Iockwashers.
Lower axle and bracket assembly (12) and remove from under semitrailer.
b.
INSTALLATION
1.
2.
3.
5-10
Raise axle and bracket assembly (12) into position under two tandem suspension brackets (2).
Secure each end of axle and bracket assembly (12) to two tandem suspension brackets (2) with 12 screws (5),
new Iockwashers (3), and nuts (4).
Ensure that threads of eight torque rod ball ends (11) and mounting holes in axle and bracket assembly (12) and
lower torque rod brackets (13) are clean.
