MG MGB - Adjusting the Backlash; Road Springs

THE REAR AXLE AND
REAR
SUSPENSION
///
WW17/
’/
~.
In
—---
umuufm”
_\\\
Fig. Ha.9
Taking
a
reading
on
the differential
assemblyand
(inset) the
dial
gauge
set
at
zero
on
the jig
pillar
4. ADJUSTING
THE
BACKLASH
Fit
the differential
to
the
gear
carrier.
Replace the bearing
caps
and
tighten
the bolts
to
the
correct torque
wrench
reading
as
given
in
(‘GENERAL
DATA’).
Bolt the
special
tool surface plate
to
the
gear
carrier
■ange
and
mount
the
clock
gauge
in
such
a way
that
an
accurate
backlash
■gure
may
be obtained (see
Fig. Ha.10).
A
movement
of
.002
in.
(.051
mm.)
shim thickness
from
one
side of
the differential
cage
to
the other
will produce
a
variation
in
backlash of
approximately
.002
in.
(.051
mm.).
Ensure
absolute
cleanliness
during
the above
operations,
as
any
discrepancies
resulting
from
dirty
assembly
would
affect
the
setting
of
the
crown
wheel
or
pinion.
Continue refitting
by
reversing
the
removing
procedure.
Finally,
bend back
the locating
tabs
around the
bolt heads.
NOTE—Ensure
that
the
axle
case
jointing
washer
is
coated
with Hylomar
Jointing
Compound
to
obtain
a
perfect oil
seal.
Ha.8
(Ill-"ll
Checking
crown
wheel
backlash
Section Ha.6
ROAD SPRINGS
For
removal and
dismantling
see
Section H9 and
H.10.
Section
Ha.7
ANTI-ROLL
BAR
(GHNS
and
GHDS
cars
from
Car No.
410002)
Removing
1. Remove
the
battery.
2.
Raise
the
rear
of
the
vehicle
and
support
the body
just
forward
of
the
rear
spring
front
shackle,
3.
Disconnect
the anti-roll
bar from the body
brackets.
4.
Remove
the
bearing
straps,
bearing
rubbers
and
anti-roll bar.
5.
Remove
the locators
if
fitting
a new
anti~roll bar.
6.
Feed the
anti-roll
bar
over
the
axle and
down
between
the
battery
box
and the front of
the axle.
7.
Check
the
bushes
and anti-roll bar
bearing rubbers;
renew
if
worn.
Refitting
8.
Reverse the
procedure
in
1
to
7, ensuring
that the
locators
are
■tted
on
the bar
so
that
their
inner
faces
are
9%
in
(237
mm) (A)
from
the
centre
line of the
vehicle.
MGB. lssue3.
91427