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Spark Plug
A light brov.rn i.nsuJalor indicates that
a
plug
is
con
ect.
A\\ bite or dark insulator incticates that the
engine
may
need to be serviced
or the carburetor mav need
to be
adjusted
.
To maintain
a
hot,
strong spark. keep
the
plug free of
carbon.
ATV-0051
A
CAUTION
Before removing a
spark
plug,
be
sure
to
clean
the
area
around
the
spark
plug.
Dirt could
enter engine
when removing or installing
the
spark
plug.
Adjust the
gap to
0.7-0.8 mm
(0.028-0.032
in.) for
nrnt~l"r
ionilinn
l
i
e:,..~
f,.,.f,.r
O!:IIIOP
In
r
h
l"rl.-
lhP
o<o"
t''
....
l"'"''-
•t::J•._ .....
...,
..
.........
u
..... -
......
...,,._,_
b-._.o..,
·-
........... ...,_ ....
""""
--o"'t-"
'
ATV0052C
When instaJling the
spark
plug,
be
sure
to tighten it
securely.
A
new spark
plug
should
be tightened
1/2
tum
once
the washer contacts
tJ1e
cylinder
head.
A
used
spark
plug
shouJd
be tightened
1i8-
1/4
tum once
the washer
contacts the cylinder
head.
2-8
Muffler/S1,ark Arrester
At the
intervaJs shown
in the
Periodic
Maintenance
Chart,
clean the
spark
arrester using the following pro-
cedure.
I.
Remove
the cap
scr·ews secw·ing the spark
arrester
assembly
to the muffler: then
loosen
and
remove
the
arrester.
.
2.
Using
a suitable
brush.
clean
the carbon deposits
frnl'n
lhP
<>f' t'PI"n
l<'ll:ino
r!'trP
nn'l' In
ti!'ln·
H 'IOI"
lhP
. . . .
.
...,._._ ............
...
.....
,.. -
-·
··
""
...
'
"""-b ....
-
.....
,
_._...:,.r,.,
...
-
.... \.
...
.IJ-o- , .
.
.....
screen.
•NOTE
:
If the
screen ·or
gasket is
damaged
in
any
way,
it must be
replacHd.
3.
Install the
spark arrester assembl) with
gasket~
then secure with the cap screws
.
Tighten to
48
in.-lb.
KC145
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