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3A- 1 6 FRONT SUSPENSION
Figure 17-Positioning of Adjusting Arm
1. Install lower control arm.
Make sure
that shock absorber is guided onto lower
control arm shock absorber mount and drive
axle is positioned in knuckle. Guide ball joint
stud into knuckle .
Install but do not torque
stud nut. See Specifications at the end of this
section for installation procedure .
2. Install
lower
control
arm to
frame
bracket bolts .
Install nuts and -torque .
See
Specifications at the end of this section for
torque values.
3 . Torque lower ball joint stud nut.
See
Specifications at the end of the section for
torque value and procedure .
4. Install shock absorber nut, and torque .
Install stabilizer link and torque nut.
Install
drive axle nut and torque . See Specifications
A,0879!
Figure 18-Ball Joint Vertical Check
at the end of this section for torque values .
5. Apply a liberal amount of chassis grease
to both ends and place front end of torsion bar
into control arm. Push torsion bar all the way
forward into the control arm.
6. Insert adjusting
arm into
the cross-
member and position approximately 1 3/4"
below the centerline of the crossmember (see
figure 17) . Slide torsion bar rearward until it
is flush with the rear face of the adjusting
arm.
NOTE:
There must be 3/16" to 1/4"
clearance between the rear end of the
torsion bar and the rear inside face of
support crossmember .
7 . Reposition Tool J-22517-02 making sure
pin of tool is in hole in crossmember .
Turn
center
screw
of
Tool
J-22517-02
until
adjusting arm is in position to allow install-
ation of the adjusting nut.
8 . Apply a liberal amount of chassis grease
and
install
adjusting
bolt.
Tighten
as
necessary
to
obtain
original
ride
height .
(Check number of turns previously recorded).
9. Turn center screw until torsion is relaxed
and remove tool .
l0 .Install wheel and secure with eight stud
nuts.
Refer to Maintenance Manual X-7525,
Sec .
10
for torque
values and tightening
sequence . Lower vehicle .
11 . Check
ride
height
and
adjust
if
necessary.
Refer to RIDE HEIGHT, Sec . 3A,
Maintenance Manual X-7525 .
LOWER CONTROL ARM BUSHINGS
NOTE : Lower control arm bushings are no
longer serviced separately . If bushings are
worn
and need
replacement,
it
is now
necessary to install entire right or left hand
lower control arm assembly as needed.
BALL JOINT
Ball joint lubrication and seal inspection is
important .
Refer to Section 0, Maintenance
Manual X-7525 for maintenance intervals.
BALL JOINT CHECKS
VERTICAL CHECKS
1 . Raise the vehicle and position floor
stands under the left and right lower control
arms as near as possible to each lower ball
joint .
Vehicle must be stable and should not
rock on the floor stands. Lower front hoist .
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