Filter
Top Products
40
El
c
tri
31
System
Tractors,
La
wn
and
Garden
-
110
dnc!
112
10- 10
Ignition
System
SM-
2059-
(!\pr-
67)
S
PAHK
PLU
G
-Continued
U e a
spark
plug
wrench
to
remove
plug.
Always
use
a
new
spark
plug
gasket
when
re-
placing
plug.
Examine
the
firing
e
ncl
of
the
spark
plug,
not-
ing
the
type
of
d
f"
pusits
and
the
d
eg
ree
of
elec-
tr
ode
erosion.
TIeit:r
to
pages
10-
3
and
10-4
for
various
types
of
spark
plug
fouling
and
their
call
S
s.
Clean
the
plug
on
a
sand
blast
cleaner,
fol-
lowing
manufacturers
instructi
ons.
Do
not
pro-
long
the
use
of
the
abrasive
blast
as
it
will
erode
th
e
insulat
or
and
electrodes.
Clean
ALL
abrasive
from
plu,!
before
turning
int
o
en
g-
ine.
Brush
thr
eads
with
a
wire
brush.
Clean
the
electrode
surfaces
with
a
small
file,
Fi
g
ure
18.
Dress
the
e
lectrodes
to
obtain
flat
parallel
surfac
s
on
both
the
center
and
siele
electrode.
Alter
cleaning,
exa
mine
the
plug
carefully
for
cracked
or
broken
insulator
,
badly
pitted
el
e
c-
trodes,
and
other
signs
of
failure.
Replace
if
damaged.
Adjust
spark
plug
gap,
Fi
g
ure
30.
Torque
plug
to
recornmendecl
specifications.
BREAKER
POINTS
M
5600
Fig.
19-Burncd
Breaker
Poi"ts
Breaker
pOints
can
be
burned
from
exces-
sively
high
voltage,
oily
or
dirty
pOints,
a
faulty
condenser
or
improper
point
adjustment.
Pitted
points
and
some
transfer
of
material
between
th
e
points
is
considered
normal.
If
point
transfer
is
0.020
in
ch
or
more.
replace
th
e
points.
Rough
co
ntacts
which
ar
e
gr
e
yish
in
color
often
have
a
greater
area
of
co
ntact
than
new
con-
tacts,
and
will
provide
satisfactory
SE'l".
'
icc
un-
til
most
of
the
tungsten
is
worn
of
1.
CleJ.n
the
pOints
with
;l
few
stroke::;
of
a
cl(,
~
\l1
o
il
fr
ee
fine-cut
contact
(riffle)
file.
Du
not
dttempt
to
remOV
2
all
r ou
o-h
n
ss
nor
dr
ess
the
po
int
surfaces
smooth
: m e r e
ly
remove
th
e
.-,
cal
,'
or
dirt.
Never
use
emery
cloth
or
s:.1nd
paper
to
clean
the
points
since
abrJ.sive
particles
will
embed
in
the
point
surface
,mcl
caus
e arcin!T, ;:ll1C[
rapic!
burning
of
th
e
pOints.
F;g
.
20-110
Troct
or P
oint
Replaceme
" ,
When
replaCing
points,
remove
screws
"
A".
Be
sure
lock
washers
31"8
in
plac
e on
110
Tl'ac-
tor
before
reasse
mbl
y.
Heplacement
points
for
112
Tractor
are
pack-
a
ged
with
a
new
fiber
push
rod.
Bc
Sllre
to
in-
stall
new
push
roc!
whe
never
replacing
points.
Refer-to
Figures
28
or
29
and
adjust
break
e r
point
gap.
Litho
in
U.S.
A.