Chapter 5. REPAIR OF FRONT AND REAR AXLE ASSEMBLIES

CHAPTER 5

REPAIR OF FRONT AND REAR AXLE ASSEMBLIES

Section I. REPAIR OF STEERING SYSTEM

(5) Remove bolts securing upper steering

5-1. Description

column support to truck frame.

(6) Disconnect hydraulic lines to steering unit.

The power steering system consists of a steering gear

assembly, power steering cylinder, and a steering axle

NOTE

assembly. Major components of the steering gear

assembly are a wheel and shaft and control unit. When

Tag hydraulic lines and steering unit

the steering wheel and shaft are turned, hydraulic fluid is

fitting for identification.

Plug

ported from the control assembly, through hoses, to

hydraulic

lines

immediately

either the front or rear of the power steering cylinder.

prevent loss of fluid or entrance of

foreign material.

5-2. Steering Gear Assembly

(7) Lift steering gear assembly with mounting

a. Removal and Installation. Refer to figure 5-1 to

support up and out of truck and place it in a clean work

remove or install steering column, bracket, and steering

area for disassembly. Clean all paint and surface

unit as an assembly.

contamination from unit at points of separation.

(1) Remove floor and toe plates (TM 10-

b. Disassembly and Reassembly.

3930618-20).

(1) Refer to paragraph 5-6 for removal and

(2) Disconnect shift linkage.

installation of the shifting lever mechanism.

(3) Disconnect neutral switch and horn wires.

(2) Refer to figure 5-2 and disassemble the

(4) Remove bolts that secure steering gear

steering assembly to the degree required for repair.

mounting bracket to truck frame.

Reassemble in the reverse order.

5-1