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224
5
6
7
8
9
OPERATION
No.
ID
420-3
: Overhau/ing
a rear
half-axle
d)
Drive
out
the
outer
race
(28)
of the
inner
bearing
(20)
using
a tube.
e)
Drive
out
the
oil
retainer
(29)
(see
Pl.
71)
using
a chisel.
Take
care
not
to
damage
the
articulating
spindle
. ,-. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
To
strip
the
stub
axle
(see
Pl.
70)
:
a)
Remove
the
inner
race
of
the
outer
bearing
(extractor
2020-T,
see
PI.
72,
fig.
2).
Remove
the
bearing
distance
piece
(30).
b)
Remove
the
wheel
locking
cone
(31)
and
the
spring
(32).
Remove
the
wheel
positioning
dowel
(51)
using
a drift.
. . .
To
strip
the
brake
backplate
(see
Pl.
102):
a)
Remove
the
brake
shoe
return
spring
(35)
( p s ring
pliers
2110-T,
see
Pl.
103)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
b)
Remove
the
cups
(36)
by
rotating
them
through
4 turn
to
release
them
from
their
guide
pins.
Remove
the
spring
(37)
and
the
guide
pins
(38).
c)
Remove
the
nuts
of the
anchor
pins
(40),
the
locking
plate
(41),
the
brake
shoes
and
the
eccentric
bushes
(42).
Drive
out
the
anchor
pins
(40)
from
the
brake
plate
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
d)
Remove
the
wheel
cylinder,
Remove
the
rubber
caps
(45),
the
pistons
(46),
the
circlips
(47)
and
the
bleed
screw.
e)
Unrivet
and
remove
the
brake
shoe
adjusting
cams
(48)
( assembly
MR-3354-40,
see
Pl.
105).
. . . . . . . . . . . . . . . . . .
Clean
the
parts.
ASSEMBLING.
To
prepare
the
wheel
cylinder
(see
Pl.
102)
:
Use
only
alcohol
or
hydraulic
brake
fluid
for
cleaning
the
parts.
Any
other
substance
wil&
cause
rapid
ake
fluid.
Fit
the
circlips
(47),
deterioration
of
the
rubber
seats.
Moisten
the
cylinder
and
the
pistons
with
br
the
pistons
(46)
complete
with
seal
(49)
and
the
rubber
caps
(45).
To
prepare
the
brake
plate
(see
Pl.
102)
:
a)
Fit
the
adjusting
cams
(48)
and
rivet
the
pins
(assembly
MR-3354-48,
see
Pl.
b)
Fit
the
anchor
pins
(40)
and
do
this
by
using
a bronze
drift.
05)
I....................
c)
Fit
the
wheel
cylinder
(spring
washer
under
the
fixing
screw
heads)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. .
. .
. . .
ID
19
TOOLS
Extractor
2019-T
Spanner
1677-T
Tube
:
53.
5 mm
external
dia.
Length
= 200
mm
Extractor
2020-T
Spring
pliers
2110-T
21 mm
box
spanner
8-12
mm
box
spanners
Assembly
MR-3354-40
Assembly
MR-3354-40
12 mm
box
spanner
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