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268
12
13
14
15
16
17
18
OPERATION
No.
ID
442-
3 : OverhauZil?g
a steering
ussemb~y
h)
Grease
(with
special
bearing
grease)
the
balls
of the
bearing
(31)
and
the
bearing
(36).
Place
the
adjusting
washer
(32)
(see
P1.90,
fig.
3) on
the
pinion,
with
the
chamfer
facing
the
pinion.
Grease
the
pinion
(with
special
bearing
grease)
and
insert
it in
the
steering
box.
Hold
the
pinion
in
a vice,
tightening
it moderately.
Tighten
the
nut
(29)
to
36
ft.lbs
(5
m.kg)
(Torsion
spanner
2471-T,
see
Pl.7,
fig.2)
i)
Ensure
that
the
pinion
rotates
freely
in the
steering
box,
with
no
play.
If there
is
some
play,
modify
the
thickness
of the
adjusting
washer
(32)
accordingly.
.i)
Hold
the
end
of the
pinion
and
turn
down
the
metal
of the
nut
(29)
into
the
groove
in
the
pinion.
Fit
the
cap
(28)
packed
with
grease
(special
bearing
grease).
To
fit
the
rack
(see
P1.90)
Hold
the
steering
in
a vice
(vice
support,
1999-T,
see
P1.93,
fig.
1).
After
engaging
the
rack
on
the
pinion,
fit
the
pressure
pad
(27),
the
spring
(26)
and
the
nut
(25).
then
slacken
it
off
l/6
turn;
Tighten
the
nut
and
check
the
operation
of the
rack.
Drill
a 2 mm
hole
in
the
housing
(see
fig.
3)
opposite
one
of
the
slots
and
lock
the
nut
(25)
with
a split
pin
(spanner
MR-3691-70,
see
Pl.96,
fig.2)
. . . . . . . . . .
Fit
the
left
hand
dust
cover
(13).
To
fit
the
central
ball
pin:
4
Insert
the
ball
pin
(24)
through
the
opening
in
the
housing
after
first
removing
all
grease
from
the
ball
pin
taper.
b)
Fit
the
guide
bush
(22)
on
the
ball
pin
taper.
4
Tighten
the
tapers
by
tapping
on
the
ball
pin
eye
with
a tube.
Remove
the
guide
bush
(22).
Fit
the
locking
tab
and
tighten
the
nut
(23)
to
50
ft.lbs
(7 m.kg)
( socket
1987-2,
see
P1.92,
fig.3).
Turn
down
the
locking
tab.
During
the
tightening
operation
hold
the
rack
by
means
of the
tongue
on the
vice
support
1999-T
(see
PI.
93,
fig.
1)
. . . . .
d)
Introduce
50
g.
of adhesive
grease
through
the
opening
in
the
housing
for
the
ball
pin,
pinion
side
. . . . . . . . . . . . . .
Put
the
rubber
spacer
(21)
the
spring
(20)
and
the
movable
covers
in
position
and
engage
the
end
thereof
in
the
left
hand
dust
cover
(13).
Fit
the
right
hand
dust
cover
(19)
and
engage
it
on the
ends
of
the
movable
covers.
Fit
the
Ligarex
clips
on
the
dust
covers
(pliers
2483-T,
see
Pl.
17,
fig.2)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fit
the
right
hand
housing
sealing
cap
(18),
the
locknut
(16)
( p
s anner
1854-T,
see
P1.92,
fig.4)
and
the
left
hand
cap
(17)
Fit
the
steering
lock
adjusting
screw
(33)
and
its
locknut
but
do
not
tighten
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fit
the
central
shackle
(15)
and
the
nut.
Tighten
the
nut
to
29
ft. lbs
(4
m.
kg).
During
this
operation
make
sure
that
the
shackle
remains
in
parallel
with
the
steering
gear.
Fit
a split
pin
in the
nut
but
never
slacken
the
nut
in
order
to
insert
the
split
pin
. . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Connect
the
steering
rods
to
the
central
shackle
(15)
( see
fig.4
for
correct
positioning).
Engage
the
pins
(14),
tighten
the
nuts
to
25
ft.lbs
(3.5
m.kg)
and
lock
with
split
pins
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ID
19
Torsion
spanner
2471
-T
19 mm
socket
Spanner
MR-3691-70
Vice
support
1999-T
Vice
support
1999-T
Socket
1987-T
Pliers
2483-T
Spanner
1854-T
12 mm
box
spanner
21 mm
box
spanner
16
mm
box
spanner
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