MG MGB User Manual

THE AUTOMATIC GEARBOX
Fig. Fd.31
Assembling the
one-way
clutch, planet
gears
and
centre
support
10.
Remove
the bearing
washer and
needle-roller thrust
bearing
■tted
between
the
gear
carrier
and the driven
shaft.
Dismantling
11.
Withdraw the
centre support
from the planet
gear
carrier,
turning
the
support to
relax the
one-way
clutch.
12.
Ease
the
one-way
clutch from the
outer
race.
13.
Lever
out
the
outer
race
retaining
circlip and
remove
the
outer
race.
Inspection
14.
Examine
the
gears
for
worn or
damaged teeth. Check
the ■t of the
gear
carrier pins.
15. Inspect
the bearing
washer and needle-roller thrust
bearing
for
wear
and damage.
Reassembling
16. Reverse
the dismantling procedure
in 11
to
13,
noting
that the
one—way
clutch
is
■tted with the lip
on
the
outer
cage
uppermost.
Fig. Fd.32
The
gear
train
components
1.
Input
shaft
and
front
clutch
4. One-way clutch.
assembly.
5.
Planet
gears
and
rear
drum
2. Rear
clutch
and forward assembly.
gear
assembly. 6. Driven shaft and ring
gear
3.
Centre
support.
assembly.
,,
Fd.26
Refitting
17.
Reverse
the
removing
procedure
in
l
to
10, noting
that the thrust bearing
washer
is
■tted with
its
lip
towards
the
rear.
Section
Fd.20
DRIVEN SHAFT AND RING GEAR
Removing
1.
Remove the transmission
assembly
7
Section
Fd.10,]
to
5.
2.
Remove the
pump
assembly
—
Section
Fd.16,
2
to
8.
3.
Remove the front clutch
—
Section
Fd.17,
3
t0
4.
[My
///////////H//////
A9393
A
Fig.
Fd.33
The
drive
shaft
1.
Ring
gear
and driven shaft.
2. Oil sealing
rings.
3. Thrust washer.
Remove the front
servo
—
Section
Fd.14,
1
to
3.
Remove the
rear
clutch
W
Section
Fd.18,
5
to
6.
Remove
the
rear
servo
—
Section Fd.15,
2
to
4.
Remove the
governor
assembly
and
speedometer
drive
—
Section Fd.12,
2
to
7.
8.
Remove
the
centre support
and planet
gears
—
Section
Fd.19,
7
to
10.
9.
Withdraw the
rear
brake band.
10.
Withdraw
the driven
shaft
and
ring
gear
assembly.
>195“?
Dismantling
11.
Remove
the thrust washer
and the three
oil sealing
rings
from the shaft.
12. Lever
the
snap-ring
from the
ring
gear
and
withdraw
the
shaft from the
gear.
Inspection
13.
Examine the sealing
rings
for
signs
of
deterioration
or
wear.
MGB.
Issne1.
15676

MG MGB Specifications

General

Brand	MG
Model	MGB
Category	Automobile
Language	English