c
PRIMARY
DRIVE
The dutch
hub
nut
then requires removal
With
a
tubular
wrench.
tommy
bar. and
hammer.
The
clutch hub
Is
keyed and
tapered
to the
transmission
malnshaft,
a~nd
can
only be removed
using
extractor
60-B60 which screws Into
the
end of
the
spllned
hub.
The
clutch cover
is
secured
by
three
screws
only.
after
removal
of
which, It
can
be lifted clear.
The
breather
duct
cover
and gasket
are
secured
to the
c1utch
..
cover
With
four screwa.
FIg.
CS.
Removing clutch shock absorber
SECTION
C8
REASSEMBLING
THE
PRIMARY
DRIVE
Refit
the
clutch
cover
(See Section C6). Fit
the
oil
pump
drive
gear
onto
the
crankshaft,
shouldered
side Inwards,
and,
if necessary, tap home
as
far
as
the
main bearing Inner race.
Fit
the
clutch spllned hub
(shouldered
side Inwards)
onto
the
mainshaft, add. and
securely
tighten,
the
nut.
using a
torque
wrench (See page GOB).
To
prevent
the
shaft turning, engage a
gear
(preferably
bottom)
and hold
the
rear
brake fully on.
Grease
the
splines lightly with Shell
grease
SP262B,
and
replace
the
clutch assembly,
complete
with
pull
rod.
The
clutch must be free
to
move
to
and fro
on
the
splines.
Replace
the
Inner primary chalncase (See
Section
C10). Fit
the
all pump
gear
to
the
taper
on
the
pump
spindle, and tighten
the
nut
securing
after-
wards
with
the
tab washer. Lubricate and place
the
Idler
gear
(boss outwards)
over
the
spindle,
meshing
with
the
crankshaft and oil
pump
gears.
Replace
the
chainwheel assembly on
the
clutch
shaft, and
the
engine
sprocket
on
the
crankshaft,
without the
chain,
if
necessary using a hammer
and
hollow
drift
to
drive both fully
home
on
the
splines.
Now
align
the
sprockets
as
described
In
Section
C9.
When
alignment
Is
correct, remove the sprockets
with
the
appropriate
extractor,
leaving any
shims
In
position,
and fit both
sprock~ts
Into
the
primary
chain. Assemble
the
sprockets
and
primary
chain
as
a
unit
to
the
shafts, driving
the
sprockets
home
on
the
splines
If
necessary. Fit a
neW
engine
sprocket
tab washer, locating
the
Internal
tab
Into
one
of
the
sprocket
splines. Add the
nut,
and
tighten
securely using a
torque
wrench (See page
GDB), and lastly, peen
the
locking tab
onto
the
nut.
At
the
chainwheel,
the
centre
nut
is
fitted
with
a
small
garter
oil seal, which will be damaged unless
extreme
care
Is
taken. Before fitting the nut
and
seal
over
the
clutch pull rod, ensure
that
the
thread
of
the
pull rod
Is
protected
by
a
strip
of
sellotape,
and
as
the
nut
Is
pushed and
screwed
home
the
seal will
not
be damaged.
Secure
the
centre
nut. Oil lightly, and fit the needle
roller
thrust
bearing
over
the
chainwheel
centre
boss.
Replace
the
gearshift
outrigger
bearing
and
the
quadrant
on
the
cross-shaft. Take care
to
fit
the
quadrant
the
correct
way
round,
(See fig.
C5)
and
ensure that the gear
is
in
the neutral position.
Retain
the
set
screws with
their
tab washer.
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