Operation; With The; Engme Removed - Datsun 320-U Service Manual

OPERA TION WITH THE ENGINE
REMOVED
The
followmg
operations
are
best
performed
wIth the
engme removed from
the
car
Although
It
may be found possIble
to
carry
out cerram attentlons
wIth the
engme
m
posItIOn
It IS more convement to
do the work
on
the bench
Withdrawing
Camshaft
The
camshaft
IS
pOSJtJoned
by
a
locatmg plate
held
by
three
screws
and
shakeproof
washers Note the
posJtJon
of the small
lubncatlng
011 hole
m
the
locating
plate
when
replacmg
should
be
to
the
nght
of the
engme
End
play
of O 003 0 007
m
0 076 0 178
mm IS
controlled
by
the thIckness
of the
locating plate
and
can
be
checked WIth
a
dIal mdlcator
set
agamst
the
cam
shaft
gear
Before
wlthdrawmg
the camshaft the dlstnbutor and
ItS
dnvmg spmdle push
rods
and
tappet
WIll have
to
be
removed
Remove the
011 pump
and
ItS
dnve
shaft
and take off the
tlmmg
cover
and
gears
The
engme
front
mountmg
plate
IS now
accessIble and may be removed
by wlthdrawmg
the
setscrew
and
lockmg
plates
The dynamo
swmgmg
Itnk
must
be
removed
Take
out
the
setscrews
secunng
the
camshaft
locatmg plate
when the
cam
shaft
can
be WIthdrawn from the cyltnder
block
CAMSHAFT
BEARINGS
Wlute
metal beanngs
with steel
lmmg
are
used
for the
camshaft
They
can
be taken
out
renewed
when
necessary
It
bemg
usual
to
do thIS when the
cyltnder
block
IS
bemg
recondJtJoned
The
beanngs can
be
removed
by dnftmg
them
out
of theIr
hosmgs
When fitting
new
beanngs
care must
be taken
to
lme
up the
011 holes WIth the
correspondmg
holes
m
the
cylmder
block
Tap
the
new
beanngs mto
pOSItIOn and
ream
them
to
gIve
a
runmng clearance
of O 001
0
002
m
0
025
0 051
mm
Refitting
the Camshaft
Tlus
IS a
reversal of the lOtroductlons for
removal Care should be
taken
however
to
ahgn
and engage
the dnve
pm
m
the
rear
end of
the
camshaft
WIth
the slot
m
the 011 pump
dnve shaft
35