MG MGB User Manual

THE REAR
AXLE AND
SUSPENSION
H
Section
H.9
REAR
ROAD
SPRINGS
To
remove a
rear
spring
1.
2.
9‘
Remove
the
road
wheel adjacent
to
the
spring
to
be
removed.
Raise
and
support
the
body and
support
the axle with
a
hydraulic
jack
to
enable
the
axle
to
be
lowered
to
relieve
the
tension
in
the
spring.
Disconnect
the shock absorber
link from
its
bracket
and
the
rebound
strap
from
the
rebound spindle.
Remove
the
nuts
and
spring
washers
from the
eyebolt
and
shackle plate
pins
and
take
off the
outer
shackle
plate.
Using
a
suitable
drift,
tap
each shackle
plate
pin
alternately
until
the plate
and
pins
are
free of the
spring
and
the
mounting
bracket.
Withdraw
the
eyebolt from
the front
of the
spring.
From
the
two
‘U’
clips
remove
the locknuts
and
nuts.
Retain
the
shock absorber
bracket, locating
plate, and
pad
which will
fall
from the under
side
of the
spring.
Remove
the
spring
and
retain
the
upper
locating
plate,
pad,
pedestal,
and ‘U’
clips.
To
re■t
a rear
spring
1.
2.
3.
MGB.
Offer the
front
of the
spring
to
its
bracket,
and
locate
it
with
the front
eyebolt.
7
Fit
the
shackle
plate
and
pins
to
the
rear
eye
and
the
body
bracket.
Fit the
upper
locating
plate
and
pad
to
the
spring
and
locate
the
hole
in
the
axle
spring
seat
over
the
head
of
the
centre-bolt.
Place
the
pedestal
over
the
axle,
■t
the lower
pad,
locating
plate,
and
shock
absorber
bracket,
and
pass
the ‘U’
clips
over
the
axle
and
through the locating
plates. Secure
the
‘U’ clips
with
the
nuts
and
locknuts.
Refit
the
road
wheel,
remove
the
axle
and
body
‘
supports,
and
re■t the
washers
and
nuts
to
the
front
eyebolt
and
the
shackle
plate,
nuts,
and
washers
to
the
rear
shackle plate pins.
Refit
the
shock
absorber
link
and
rebound
strap.
Issue
5.
15676
Section
H.10
DISMANTLING AND
ASSEMBLING A REAR
SPRING
Dismantling
1.
Remove
the
rear
spring
as
detailed
in
Section
H9.
2.
Straighten
the ends of
the clips
on
the
third
and
fourth
spring
leaves.
3.
Support
the
spring in
a
vice
with
the
top
and
bottom
leaves against
the
vice
jaws
and
the centre-bolt
just
'
clear
of the jaws.
4.
Remove
the
locknut and
nut
from
the centre-bolt
and
withdraw the centre-bolt and distance piece
from the
spring.
5.
Slowly
open
the
vice
to
relieve
the
tension in
the
spring
leaves
and
remove
the leaves
from the
vice.
6. Remove
the
two
rubber bushes
from the
rear eye
of
7.
the
main
leaf and then
press
out
the
Silentbloc bush
from the front
eye.
Remove and
discard
the
spring
clip
rivets
and clips.
Clean and
examine
each
leaf
for
signs
of cracks
or
fractures,
particularly around the centre-bolt
holes.
Before
assembly,
cover
each
leaf with Shell Ensis 260
Fluid.
Assembling
l.
6.
Press
a new
Silentbloc bush
into
the
main
leaf front
eye
and
ensure
that
the
outer
bush
is
perfectly central
in
the
eye.
Rivet
new
spring
clips
to
the third and
fourth leaves.
Use
a
tapered
mandrel having
the
same
maximum
diameter
as
the centre-bolt
to
align
the holes
in
the
spring
leaves
and assemble
the
leaves.
The longest
half
of
the
spring
faces the
rear
of the
car.
Keep
the leaves aligned and
slowly
compress
them
in
a
Vice.
Remove the mandrel
and assemble
the
distance
piece
and
centre-bolt.
Secure
the centre-bolt with
its
n‘ut
and locknut.
Align
the side of the.
spring
and
bend the
spring
clips
over
the
main
leaf.
After assembly, re■t
the
spring
to
the
car as
detailed
in
Section
H.9.

MG MGB Specifications

General

Brand	MG
Model	MGB
Category	Automobile
Language	English