Spark Plugs - MOTO GUZZI 850-T Owner's Manual

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46
Timing
the lell
cylinder
(see
lig. 26)
rota
le
the flywh
ee
l anti
clcckwi
se un
til th
e
pi-
slon is at
the
end
of
its
compress ion
stroke
(both
va lves
closed).
In this position,
mark
·
S
..
on the
flywheel
(TOe of lelt
cylinder)
shou ld coincide
w ith mark .1
..
on
thE:
rim of the inspection
hol
e;
rotate the
flywheel
cloc
k
w
i
se
until
the
fly-
whee
l mark
..
3.
(fix
ed
advance)
is
i
n perieet
co
incid
ence with
mark
..
1
..
on
the rim of
;he
in-
spect
ion hole.
In
this
pos ition the
ignition
fixed
advance mark
..
3
.. is
S- from
TOe
(.5.
) that's
at
the
beginning
of
the
points
separation ( ..
a
..
in
IIg
.
25
).
II
the points
(
..
All
and
..
a
..
in
fig
.
25)
do not stan
opening
in
the
above positions, the ignition
tim-
ing
needs
adjustment.
Ignition data
Initial advanc
e
(fixed)
8-
Automati
c advance
2~
Total
advance
34~
This
checking is 08St carried
out
by our
de
; '~rs
.
Spark plugs
Th is
motorcycle
fits
spark
plugs with
thermal
degree 240
(points
gap
0,6
mm).
The
spark plugs
are
best
cleaned
with
petrol
and
a wire brush using
a needle for
the inner
part.
In
re-fitti
ng
the plugs
ensure
they
are
properly
staned
by
hand
'or a
few turns completing the
operation
by means
of
the
plug
wrench
in
the
tool
kit
If
not properly
started
the
cylind
er head
thread may get
stripped.
For all events,
the
plugs have
to be rep laced
every 10000 km
a. even
11
they
still
appear to be
In
good
cond
itions.

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