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51
58
59
60
38
•
wllhdraw
the
camshaft
from
the
housing
i
n
th
e
crankcase.
placi
ng
one
ha
nd
in
the bore
o
f
a
cylind er
to
preven
t
Ihe
tappets
fr
om dropping
dow
n
;
•
l urn
Ihe
crankshaft
to the
point
where the
con·rod
securin9
nut
s
can
be
unscrewed through the
bore
01
one
cylinder.
Repeat
the operalio
n tor
the o
the
r
2
nu
ts
;
•
when
t he
cap
retaining nuts
have
been
unscre-
wed
,
inserr o
ne hand
into the
cylinder
bore
to grip
Ihe
con-
rods
and
With
the
other hand
lake
o
ut
the
con-rod
caps
(one
al
the
lime) or v
iceversa.
•
when
lhe con-rod
and/or
bear
ings have been
re-
plOlced; re·
fit
the
con
-
rods on
the
crank
shaft
and
lig
ht en
the
nuls
using
a
to
rqu,
~
w
rench
set
1
0,2.2
-:-
25
kgm (16-18
ft/
lbs)
;
•
Insert
Ihe
lappe
ts in to
th
eir
housing
s,
also the
camsha ll.
For
all
o
th
er
assembly
ope rat io ns, reverse
the
di-
smanll ing seque nce.
5.10
-
a
DISMANTliNG
THE
CRA NKSHA.FT
Aller
re
moving
the
crank
shaft from the
lop c rankca-
se cove
r
(See
"G"
in fi
g
.
48) and stripped
it
0
1
100
con-rods
With
half
bearing
s (See
section
5.9),
re
move
f
rom
c rankcase
the
circlips
retaining
the
haU- bear-
ings
on
p
in
~O~
(drive
side)
and
timing
side . N"
.
Th
en undo
plug
"Q
~,
take
o ut
the
pickup rotor
re ta
in-
in
g key
"R"
and rem
ove
the
generator
ro
to
r fr om
cran
ksha
ft
"
S
~
(See
l
ig.
42).
b
Inspection
Check.
c
ran
k
pin
and
can rods.
If
only
l ig
h
tl
y
sco
red,
po
lish
them
with
very li ne
carborund
um.
If d
eeply
scored
or
oval
ized,
re-ground the c
ran k-
shaft
pin
s
down
to Ihe
correct size
fo
r couplin
g
with
l
he
ol
s
big
end
bearings (See
ol
s
lab
le
for
big
end
d
Iamete rs
and
f
i99. 59-60
-60/1
).
Befo re re-fittin
g the
c ran kshaft
plug
don
'
I
forge
l
10
blow through the oil
passages
wilh
compressed
a
ir
10
fr
ee
them
and to
smear
the
plug wi
th Locil le
(n.
00
01 04 00
in
fig.
28)
before
tig
hten
ing.
The
shaH is
sta
tically
balanced
by
applying
a
weig
ht
o
f
0.8355-
0.8655
kg
(1.84
-
1.90
Ibs.)
for the
«V 35,.
and
0.9265
(
1.972
- 2.038
'Ibs.)
for Ihe
"V
50".
Ensu
re the
housings
of
the pick
up
and g
e nera to
r
re-
la
inin
g
key are
nol
bu rred
,
Main
shaft diameter
(timi
ng
s
ide)
0
" 9,nal
p
r
od
u
~tl
<>n
beer
l
ng!
32.910
+
32.894
mm
(1.2956
-=-
1.2949")
Bearing
nousing
diamete
r (timing
side):
35.996-!-
-=-
36.01
2
mm (1.417
+
1.422")
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