MG MGB User Manual

THE OVERDRIVE
(TYPE
L.H.)
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
Fig. Fc.9
Using the bridge-pieces
to
remove
the thrust
rods
Unscrew
the
six
rear
retaining stud
nuts
and
the
two
front
nuts
securing
the
rear
casing
to
the
main casing
assembly.
Separate
the
rear
casing
from
the
main
casing
and
remove
the planet
gear
assembly.
Unlock and
remove
the
nuts
securing
the
bridge
pieces
and
pistons in
the
main casing.
Remove the bridge
piece, pistons,
clutch
sliding
member, brake«ring and
sun
wheel.
Remove the four clutch
springs
and selective
washers.
Lever the
sun
wheel split-ring from the
retaining
groove
and push
out
the
sun
wheel.
Lift off the
bearing
retaining
plate.
Using tool 18G
257,
remove
the
bearing
circlip.
Drift the clutch sliding
member
from the
bearing.
Press
the bearing
from
its
housing.
Fit the four studs
in
the thrust
ring
and
insert
the
studs
into
the thrust
rods
from the
rear
of the
main
casing.
Lay
one
bridge-piece
on
its
side
across one
of the
piston
chambers and fit the
remaining
bridgepiece,
-\_t:jg
,l
i
fiDOvn
Fig.
Fc.10
Using
tool 18G 34A
to
prevent
the drive ■angefrom rotating
Fc.10
inverted
to
its
normal
assembly
position,
on
the
two
adjacent thrust
ring
studs
and
secure
with
two
nuts.
29.
Tighten
both
nuts
evenly
until the
springs
are
compressed.
30. Remove the
circlips
securing
the
thrust
rods
and
springs.
31. Slacken the
two
nuts
evenly until
the
spring
pressure
is
relieved
and
remove
the
nuts.
32. Repeat
the
operations
in 28
to
31
for
the
remaining
thrust
rods.
33. Unlock
the ■ange
nut,
using
tool
18G
34A
to
prevent
the shaft
turning;
remove
the
nut
and washer
and
withdraw
the ■ange.
34.
Press
the
annulus forward
out
of
the
rear
casing
complete
with the front
bearing. If
the
bearing
remains in
the
housing,
carefully
drift
it
out
with
a
drift
registering
on
the
inner
bearing
track.
35.
Remove
the
spacer,
speedometer
driving
gear
and
selective
spacer,
noting
the
position
of
the
selective
spacer
which
is identified
by
a groove
cut
in its
periphery.
\‘
IHIH'H'IiYIIIHHHH
“WWI/1H,,
"Immuumnn
00995
Fig.
Fc.11
Fitting
the
rear
bearing
using
tool 18G
186
36. Press
out
the
rear
bearing
and
oil seal.
37.
Remove the
front
bearing
from the
annulus if
it
has
been
retaining
to
the
shaft.
38. Remove
the
split
ring,
oil thrower
ring, and
uni-directional
clutch,
collecting
the
rollers
as
they
come
free.
39.
Remove the
thrust
washer.
MGB.
Issne
1. 15676

MG MGB Specifications

General

Brand	MG
Model	MGB
Category	Automobile
Language	English