Datsun 1000 - TO REMOVE AND INSTAL; TO DISMANTLE

I
2
lUtmual Transmission
bearings
which also
locate in
the I
arrier
plate
and
gearbox
casing
Front
bearing
end float is
adjusted
by
shims which
are
available
ill
different
thicknesses
for
this
purpose
All
mainshaft
gears
run on
needle roHef
bearings
A
needle
roller
bearing
is also used
to
mount the
input
shaft
tn
the
mainshaft
The
gear change
is the
remote
control
type
mounted on
the
steering
column
Rods
transfer the
gear change
lever
movement
to
operating
levers located in the
gearbox
case
and
throogh
selector forks to the
synchro
sleeves
Rod
adjustment
is
carried
out at the
steering
box end
of
the
rods
TO REMOVE
AND INSTAL
J Jack
up
the front of
the vehicle and
support
on
axle
stands
2 Remove the drain
plug
and drain the oil
from the
gearbox
3 Disconnect the exhaust
pipe
at the manifold
and
holding
brackets
4
Disconnect the
speedometer
cable
at
the rear
extension
housing
5 Mark
across
the
edges
of the
rear universal
joint
and
axle
pinion
flanges
to
ensure
reassembly
in
their
original positions
6 Disconnect the
universal
joint
flange
from the
pinion
flange
and
withdraw the
propeller
shaft
from
the
rear of the
gearbox
7 Take out
the
spring clips
and detach the
gear
change
rods
from
the
operating
levers and
relay
shaft
8 Detach the
relay
shaft from between the
gearbox
and side
plate
9
Disconnect
the
clutch cable from
the
clutch lever
or
clutch
slave
cylinder
where fitted from the bell
housing
J
0 Loosen
off
and
remove the starter motor
11 Take
out the bolts and remove
the dust
shield
from
the lower half
of
the bell
housing
12
Support
the
engine
and
transmission on a
jack
l
1
13 Remove the
bolts
attaching
the
rear
gearbox
mounting
cross member to
the chassis
and
extension
housing
14
Unscrew and
remove
the bolts
securing
the clutch
bell
housing
to
the
rear of
the
engine
15
Carefully
draw the
gearbox
rearward lower
it to
the floor and remove from beneath
the
vehicle
Installation
is a reversal
of the removal
procedure
TO DISMANTLE
t
I
Disconnect
the
release
bearing
retaining spring
from the release fork and withdraw the
bearing
and sleeve
assembly
2 Knock out the
taper
pins securing
the release
fork
to
the
release shaft and lever
Withdraw the
shaft from
the
case and
fork
1000 model
only
3 Take
out
the three bolts
retaining
the mainshaft
front
bearing
cover
to the case and withdraw the cover 0
ring
and shims
NOTE
Check the number
of
adjusting
shims
fitted
to
facilitate adjustment
at
reassembly
4
Remove the
two
bolts
retaining
the
speedo
driven
gear
assembly
to the extension
housing
and withdraw
the
assembly
5 Remove
the
bolts
securing
the
extension
housing
to the carrier
plate
and
gearbox casing
6 Withdraw the extension
housing
from
the
rear face
of the carrier
plate
It
may
be
necessary
to
ease
the
housing
off
the
plate
dowels this can be best
accomplished
by
exerting upward
pressure
on
the
housing
while
tapping
the
ends of
the dowels with
a
punch
and hammer
7
Hold the mainshaft and
using
a soft faced hammer
gently
tap
the
gearbox casing
to
separate
the
carrier
plate
and
gear
assembly from the
casing
NOTE Check
the
number
of adjusting
shims
at the
front of
the
aygear
to
facilitate adjustment
at
reassemblv
8 Mount the
carrier
plate
and
gear
assembly
in the
jaws
of a vice
fitted with
protective
covers
9
Remove the
circlip
and thrust washer
at the front
SYNCHRO
ASSY
Lay
Gear and Main haft
Assembly
58
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