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210
9
10
ERATION
No.
ID
4 lo-
3 : Overhauling
a front
half-axle
/
2.
Fit
the
seal
(12).
. Deform
the
seal
by
squeezing
it,
tilt
the
splined
end
of the
shaft
and
work
the
seal
into
position
by
rotating
it
on the
shaft.
Do
not
damage
the
ribbing
on
the
seal
by
rubbing
it against
the
splines.
Engage
the
seal
lip
in
the
hub
groove.
Use
a tool
with
a rounded
end
so
as not
to
damage
the
seal.
Place
the
seal
in
position
by
running
round
the
hub
bore
with
the
tool.
3.
Fit
the
dust
cover
(11)
(see
Pl.
62)
on
the
double
universal
joint.
Position
the
retaining
half-shells
(15),
b ring
the
edges
of the
half-shells
together
and
rivet
them
with
a
pair
of
universal
pliers.
Fit
the
driveshaft
lubricator.
Fit
the
locking
screw
(9)
of
the
nut
(10)
and
lock
it
by
two
centre
punch
marks.
Fit
the
upper
ball
greaser
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
To
prepare
the
suspension
control
arm
(see
Pl.
79).
a)
Pack
the
ball
joint
housing
with
adhesive
grease.
Fit
the
socket
(40).
Tighten
the
nut
(39)
to
9 ft.
lbs
(1.2
m.
kg)
( p s anner
MR-3691-40,
see
PI.
64,
fig.
4)
. . . . . .
b)
Fit
the
upper
buffer
(38).
The
buffer
can
be
fitted
more
easily
if
it is
first
immersed
in
special
hydraulic
fluid
or
in
water.
To
prepare
the
arm
support
(see
Pl.
62) :
a)
Gently
heat
the
upper
arm
bearing
housing
by
means
of
a blow
pipe
(gas).
Fit
the
outer
bearing
races
in
position
with
the
aid
of a tube
. . . . . . . . . . . . . . . . . ..*............................................................
b)
Smear
the
upper
arm
bearings
with
adhesive
gretse
and
place
them
in
the
bracket.
Fit
the
gasket
(25)
so that
the
outer
face
thereof
is
at
a distance
of
"p"
=
6. 25-o. 5
mm
from
the
outer
face
of the
inner
bearing
race,
(use
the
mandrel
MR-3676-150,
see
Pl.
67,
fig.
1)
Fit
the
gasket
(28)
so
that
the
outer
face
of the
gasket
is
at a distance
of
"r"
= 2.5
-f 0. 25 mm
from
the
outer
face
of the
bracket,
(use
the
mandrel
MR-3676-140,
see
Pl.
67,
fig.
2)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
c)
Pack
50
gr.
adhesive
grease
in
the
bore
in
the
bracket
between
the
two
bearings.
d)
Engage
the
arms
in the
bearings
and
then
in the
thrust
ring
(24)
(the
flat
surface
against
the
bearing).
Place
the
suspension
buffer
arm
(23)
on
the
arm
shaft
splines.
held
against
the
other
end
of the
arm.
Tap
the
suspension
buffer
arm
witda
tube,
with
a block
Make
sure
that
the
rear
seal
(25)
. is
not
displaced
during
this
operation.
As
soon
as
a few
threads
are
clear,
screw
on
the
nut
(21)
to
complete
the
positioning
of the
arm
and
suspension
buffer
arm
assembly
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
e)
Place
the
assembly
in
a vice
(vice
support
MR-3053-120,
see
PI.
65).
Fit
the
nut
(21)
and
tighten
to
65 ft.
lbs
(9 m.
kg).
Turn
the
arm
while
tightening
to
ensure
perfect
fitting
of
the
bearings.
Slacken
off
the
nut
by
15 to
30°.
Turn
down
the
metal
of the
nut
collar
into
the
groove
in
the
arm
. . . . . . . . . . . . .
ID
19
TOOLS
8 mm
spanner
Spanner
MR-3691-40
Tube
:
External
dia.
=
x 150
mm
long
71.5
mm
Mandrel
MR-3676-140
Mandrel
MR-3676-150
Tube
:
Internal
dia.
= 33
mm
x 150
mm
long
Torsion
spanner
2471-T
8
mm
socket
Support
MR-3053-
120
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