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Cylinder head
Remol-'81
(1)
Disconnect
hyPass
hose
(1)
and pipe (2). To
do
s'
the
thermostat
elbow
an
d
water
pump clamp
must
be
displaced.
1.Bypass
hos.
2·Pjpe
RemovinQ cylinder head (1)
(2) Remove
bracket (3) and
fue
l
ruler
(4).
(3) Disconneet
injecti
on
pipes
(5),
Ieak-off
pipe
(6)
and
,otll,n
pipe (7).
3 -Bt.aeket
4
-F
uet
filU,T
5
-lnl~cti
on
pipe
6-Leak-oH
pjpe
7·Ft'turn
pipe
Remoying
cy
linder
head (2)
(4)
Remove
rocker cover
.
and
take
OUt
the rocke
r
shaft asse
mbly. push
[ods and
valve
Ci!PS,
as
described
pre ...
iously.
(5)
Remove
cylif1der
head bolts
(8).
Lift
cylinder
head (9)
straigh
t
up to remOve
it
from the
block
of
cylinders
and
crankcase
.
D
ISASSEMB
LY
AN
D
REASSEMBLY
8-Cvlinder
he
ad
bOlt
9-Cylinder
h.
"d
Rem
oving
cylinder
head (3)
&,(
CAUTION
)
Cover up
the
open ends
of
injection pipes and
air
intake pipe to avoid entry
of
dirt
.
When
removing
the gasket from cylinde
r
head, be
careful
not
to
nick or
mar
the
~skeled
surfaces
of head and block
.
Read
the
torque needed
10
loosen eacl\ cylinder
ht:ad boh: these
rendings
might help locating
the
c3use
o
f
the
tr'Ouble
reported
.
Installation
(I)
PI,,,
new
gaske
t
(I)
on
the
block
(2),
and
lower
cylmder
he,d (3)
squarel
y
onto the
gaskot.lle
sure
to
luv.
twO
guide bolt'
(4) installed
so
th.t
the
gasktt
in
place
will
not
Wft.
(2)
1
·G."k8"[
3· Cyli
ndogr
heed
2
·C
re
nkc
a.se
A·Guidl!:
bolt (2
pes)
Instal
linQ
cy lin
de
r
head
(1J
Using
a
torque
wrench, tighten
the
cylinder h
ead
bolts
to 12 ± 0.5
kg·m
(87
"3.6
ft·lb
)
m the
sequence indicated
by
tbe
ascending
order
of
nt1mbers.,
start
in
g
with
«1."
91
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