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ID
19
OPERATION
No.
'ID
45 1 - 1 :
Work on the front brakes
Op.ID
451-1
279
9
10
11
12
13
14
15
16
17
18
d)
Make
sure
that
the
end
of
the
pin
is level
with
the
inner
face
of
the
unit
at
"c"
(see
fig.2).
Lock
the
screw
by
means
of
a piece
of wire
inserted
in
the
holes
in
the
head
of
the
screws
(39
and
51)
in
order
to
prevent
the
screw
from
turning
in
an
unscrewing
direction.
To
adjust
the
height
of the
brake
unit:
Adjust
the
nuts
and
locknuts
of the
support
rods
(6)
so
that
the
linings
stand
proud
slightly
at
the
front
of
the
brake
disc
by
approximately
1
mm
(see
fig.
1)
.
. . . . . . . . . . . . . . . . . . . . .- .a..*....*.....................................
Fit
the
wheel.
Lower
the
car
to
the
ground.
REPLACEMENT
OF
A BRAKE
UNIT
Removal
(see
P1.99
and
100).
Drain
the
radiator.
(Save
the
water
which
contains
anti-freeze).
Remove
the
radiator
and
the
front
engine
support
-(see
Op.ID.
133-l).
Remove
the
brake
cooling
duct.
Remove
the
front
brake
connecting
cable
(1);
disconnect
the
control
cable
from
the'
levers
(4
and
5)
(carrier
plate
of the
left
hand
brake)
. .
. . . . . . . . . . . . . . . . . . .
. . . . . .
. . . . .
.
. . .
. . . .
. . .
Remove
the
brake
shoes
(spanner
2127-T,
see
P1.101,
fig.2)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Disconnect
the
brake
feed
pipe
and
the
front
brake
connection
pipe
(left
hand
brake
unit)
or
disconnect
the
connection
pipe
(right
hand
brake
unit)
(spanner
2219-T
or
2221-T,
see
~1.61,
fig.3).
Seal
the
brake
unit
and
pipe
openings
(see
P1.89)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Remove
the
retaining
wire
from
the
locking
screw
(39)
of
the
ball
(43).
Loosen
the
screw
(39)
but
do
not
undo
it
completely
as
otherwise
the
thrust
pad
(42)
may
fall
out
of
position.
Remove
the
split
pin
from
the
pin
(40).
Remove
the
fulcrum
pin
(40)
from
the
brake
unit.
If necessary
extract
it
using
a screw
of
10 mm
dia.
by
1.25
mm
pitch
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Remove
the
brake
unit
by
tipping
it
towards
the
front.
Refitting
(see
P1.99
and
100).
Place
the
brake
unit
in position
and
engage
the
pin
(40)
in the
bore
in
the
brake
yoke
and
in
the
ball
(43);
make
sure
that
the
hole
for
the
split
pin
is
vertical.
Connect
the
feed
pipe
and
the
front
brake
connecting
pipe
to the
movable
block
(left
hand
brake
unit)
or
connect
the
connecting
pipe
(right
hand
brake
unit)
(spanner
2221-T
or
2219-T,
see
Pl.61,
fig.3)
. . . . . . . . . . .
. . .
. . .
. . . .
TOOLS
21 mm
spanner
and
box
spanner
12 mm
spanner
and
box
spanner
8 mm
spanner
and
box
spanner
Spanner
2127-T
Spanner
2219-T
or
2221-T
14 mm
box
spanner
Spanner
2219-T
or
2221-
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