Datsun 1000 - Page 72

16 Manual Tran3miuion
c
fxcessive
end float of
laygear
d
Worn main drive
gear
or
mainshaft
ball
bearings
e
Incorrectly adjusted
gear change
mechanism
4
Slipping out
of
gear
3rd and
Top
Possible cause
a Weak or
broken selector shaft
detent
spring
b Worn
synchro
teeth on third or
top speeds
c
Excessive
end
float of
lay gear
d Worn ball
bearings
on
main
drive
gear
or
mainshaft
e
Incorrectly adjusted gear
change
mechanism
5
Gearbox
noise in
neutral
Possible cause
a
Worn main
drive ball
bearing
b
Chipped
or
pitted
constan
t
mesh
gears
laygear
main
drive
gear
or 2nd and 3rd
speep
mainshaft
gearo
c Excessive
laygear
end
float
d Lack of sufficient lubricant
PROPELLER
SHAFT
I
Shaft vibration
Possible
cause
a
b
c
d
e
Bent
propeller
shaft
Excessive wear in universal
joint
trunnion
and
bearings
Piopeller
shaft
out
of
balance
Excessive wearof
front
joint
sleeve in
rear
exterision bush
hearing
Rear universal
joint
to
pinion flange
bolts loose
2
l
xcessive
backlash
Possible
cause
a
Worn univeroal
joint
trunnion and
bearings
b
Worn
mainshaft and
universal
joint
sleeve
splines
Check
and
renew
faulty
thrust washero
Check
and
renew worn
components
Check
llfld
re
adjust
as
necessary
Remedy
Check and
renew
faulty components
Check and
re 1ew
worn
components
Check
and
renew
worn
thrust washers
Check
and renew worn
bearings
Check
and re
adjust
as
necessary
Remedy
Overhaul
and
renew
bearing
Overp
aul and
renew
components
as
necessary
Check and
renew
laygear
thrust
washers
Drain
and refill
gear
case with
correct
quantity
and
grade
of
pi
Remedy
Renew
shaft
Renew
complete
univeroal
joint
trunnion
and
bearings
Renew
complete
propeller
shaft
Rrnew exteJlsion
housing
bush
assembly
Renew and
tighten
loose
bolts
Remedy
Renew
joint
trunnion
and
bearings
as
assembly
Renew worn
components
72
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