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SLIDING MUFFS
Sliding
surfaces must be
positively smooth and
frontal
engagement teeth must not show any
chippi
ng
or
mark.
CLUTCH
SHAFT
II must nol show any imperfection or excessive
wea
r,
otherwise replace
it.
CLUTCH
SHAFT SEAL RING
Check
it has
not
lost flexibility and
it
is not bur-
red.
If
necessary
replace
it.
INNER
BODY
Teeth
must
not
show any
deterioration
or exces-
sive
wear,
contact surfaces of teeth must be
positively
smooth
,
without chippings or marks.
If necessary
replace
it.
CUSH DRIVE PLATE SEMICOLLAR
Check that they are not cracked,
and
if neces-
sary
replace
them.
CUSH SPRING PLATE
It
does not require any particular
check,
except
for
the
internal
grooves
which
must be
very
smooth.
CUSH DRIVE SPRING
Check that
it
is
perfectly efficient.
Spring compressed
at
35
mm
.
(1.378") must
show
a
load of
Kg.
109 (240
Ibs.).
If
any defor-
mation or
yielding is
noticed, spring must be re-
placed
.
SLIDING SLEEVES
Check
that internal splines
are
perfectly
smooth
and
that
wear of
engaging
surface
is not exces-
sive.
IDLE GEAR
Idle
gear
must
not show any
imperfection or
excessive wear. Contact surfaces of teeth
and
inner
splines
must be smooth
,
without
chipping
or
marks
.
GEAR SELECTOR DRUM
Check
:
-
drum
grooves.
Side faces of same must be
perfectly smooth.
-
campi ate and cavities engaged by selector
inner body. Wear must not be excessive.
-
the drilled - through selector pawl and
Its
spring. Check spring has not lost elasticity
and it
is
not deformed. Pawl head must not
be damaged and ensure that through - hole
is not clogged
up
.
-
teeth of selector inner
body.
Wear must not
be excessive.
-
elasticity of plunger springs. Wear
of
plun-
gers and pawls must not be excessive.
PRESELECTOR SHAFT WITH
SECTOR GEAR
Check that teeth
of
sector gear does
not
show
excessive
wear
and
that contact surface of
teeth is very smooth,
without
chipping or
marks.
Also check that splines
for fitting
operating le-
ver are very smooth.
PRESELECTOR SHAFT RETURN SPRING
Check that spring
has
not lost elasticity and it
is not cracked. If
necessary replace
it.
GEARSHIFT OPERATING LEVER
Check
that internal
splines
are
perfectly
smooth
and
that
thread
for
securing screw
is
not strip-
ped. If necessary replace part.
GEAR SELECTOR FORKS AND FORK
SHAFTS
Check that forks
controlling sliding sleeves ha-
ve
working surfaces positively
smooth and not
worn out
to the
extent of having lost their hard-
ness.
57
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