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6-20
REPLACEMENTS
CHASSIS SUSPENSION
(218)
(
I
I
"r
11
4'
:!:
3
2
~
N
ORMAL
DIM ENSION
--
Figure 6-20-lower Control Arm Shaft Package
~---S
TEEL
BUSH
INGS-------..
1
RUBBER SEALS
\
).
_:::.....-.~~FT
i
I""'"
\
'.'
J _
I
_ ..
!
-
........
~
-_
..
""I'!-
"
I
Use the following steps 1,
10,
and 11 for in-
stallation of control arm and shaft assembly.
Use steps 1 through 11 for replacement of con-
trol arm shaft and bushings.
1. Remove front chassis spring (par. 6-18)
then remove lower control arm assembly from
frame front cross
member.
2.
Unscrew bushings and remove shaft from
control arm.
ALIGNI
NG
BAR
J-2126 -3 -
-
-
----.,
Figure
6-21-Checking
Alignment
of
Control Arm
Inner
Ends
3.
Use Aligning
Bar
J
2126-3
to che
ck
align-
ment of
inner
ends of
contr ol
arm.
See figure
6-21. If the ends
are
not in alignment use a
piece of
pipe
over
the
bar to obtain
more
lever-
age and bend arms until
aligning
ba
r
ent er s
both ends freely. Distance between
inner ends
of arm should be 11
1
4
"
plus or
minus
Y:l2" ,
from inside to
inside.
See figure
6-22.
4. Install a
rubber seal
over each threaded
end
of
new control arm
shaft,
with
t
he large or
bell ends of seals outward toward ends of
shafts. See
figure
6-23.
5.
Insert
one end of shaft with
the seal
in
place
in on
e
cont r ol arm end and
force
opposite
end of shaft into
the
ot her cont r ol arm end. A
piece
of wood
approximately 11,4."
x 2%"
x 24"
long can be used as a
pry. See
figure 6-23.
6.
Fasten control arm
securely
in vise
close
to one end to prevent springing or distortion.
NOTE: Apply a
liberal
amount of
white lead
or
Lubriplate
to both
bushings before installing
in
arms.
Place one bushing in position in end
of arm and screw the
end
of
shaft
into this
Figure
6-22-Correct
Spacing of Control Arm Inner Ends
Figu re
6-23-Springing Arm Over End of Shaft
Figure 6-24-
lnstalling
First Bushing
bushing.
This will help to align the
bushing
while screwing it into place with socket and
ratchet handle
wrench.
See figure 6-24. The
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