Pro
te
c
t
ed
b
y
co
p
y
rig
h
t.
C
o
p
y
in
g
fo
r
pr
iv
a
t
e
o
r
c
o
m
m
e
r
c
ia
l
p
u
rp
o
s
e
s
,
i
n
p
a
rt
o
r i
n
w
h
o
le
,
is
n
o
t
p
e
r
m
it
t
e
d
u
n
l
e
s
s
a
ut
ho
r
i
s
ed
b
y
V
olk
sw
a
ge
n AG
.
V
olk
s
w
a
g
en
AG do
es
n
ot g
uar
ante
e
or a
c
c
ep
t
a
ny
li
a
b
i
li
t
y
w
ith
r
e
s
p
e
c
t
t
o
th
e
c
o
rr
e
c
t
n
e
s
s
o
f
in
fo
r
m
a
tio
n
in
th
is
d
o
c
um
en
t.
C
o
py
rig
ht b
y
V
olk
sw
a
ge
n
A
G.
– The camshaft bar - T10068 A- must engage in grooves in both
shafts.
– Before installing, check timing housing strainer for soiling
⇒ page 78
.
– Before installing valve timing housing, lightly lubricate valve
timing housing surfaces contacting camshaft seals.
– Lightly lubricate contact surfaces of camshaft seals and slowly
push valve timing housing over camshaft seals.
– Install control housing -arrows- and tighten to 8 Nm.
– Now install camshaft roller chain with camshaft adjusters
⇒ page 64
.
– Remove old sealant from 3 mm holes in cylinder head gasket
-arrows-.
– Fill 3 mm holes in cylinder head gasket with sealant - D 176
501- .
Note
Sealant - D 176 501- hardens quickly.
– Lubricate O-ring for oil channel seal and insert in cover.
– Coat sealing surface of cover with sealant - D 176 501- and
immediately install.
– First insert all securing bolts and tighten lightly.
– Then tighten M8 securing bolts
⇒ Item 15 (page 72)
to 23 Nm
and M6 securing bolts to 8 Nm.
– Install chain tensioner for camshaft roller chain and tighten to
40 Nm.
– Install cylinder head cover and intake manifold
⇒ page 68
,
Removing and installing cylinder head cover.
2.4
Renewing valve stem seals
Phaeton 2003 ➤
6-cylinder injection engine - Edition 02.2014
2. Valve gear
87
