TROUBLES
AND
REMEDIES
So
me of
th
e
tro
ubl
es
whi
ch
moy occ
ur
and t
he
relevant co
usese
ore
l
is
ted hereunder.
Difficult
ignition or ignition failure.
First
of
all check
th
e gasoline level and whet
her
th
e g
as
oli
ne
cock
is
open lploced on
the
R/H
side
of
fuel
tonk)
. If everything
is
normal,
the
following
causes
may hove occurred:
CAUSE
Gasoline pipes
are
clogged.
The
fuel filter is dirty.
Gasoline cock
filter
is
dirty.
Electric pump
doesn't
work.
The
carburetor float
is
jammed.
The
float
ha
s
an
hole.
The jet is obstructed.
Spark plugs
ore
dirty
or
defective.
There is no compression.
Lack
of
spark
at
spark
plugs.
C.6
REMEDY
Clea
n
th
em
wi
th
on air jet el
im
inating
any extraneous
body
.
Replace the
filte
rin
g element
of
the
50
me.
Oi50~semble
the filter
and
clean
it
by
on air
jet
on the
wire
gau
ze
.
Verify
a
ll
elec
tr
ic connection
s,
a
nd
in
case replace.
Remove the float and clean the cham·
be
r.
Rep
l
ace
.
Apply
a strong
air
jet into
it
in order to
free the passage.
Rep
l
ace
or
clean the sp
ar
k plugs
making
~u
r
e
that the ins
ul
ating piece
co
re is
in
tact, th
at
th
ere
is
no
car
bo
n
depos
it
s on
th
e electrodes, and
th
at
the
gop
between
the
elec
tr
od
es is
0 .
023
in
.
Check whether
th
e spa
rk
plugs ore
tight, that
the
valves ore well
dosed,
and
the perfect seal
of
the piston
rings.
Check that the key
sw
it
ch is n
ot
de
fec·
live; il so,
replace.
Check that
th
e wires
of
th
e i
gn
i
ti
on
ci
rc
uit ore well co
nn
ected and not
interrupted; replace,
th
e
de
fective
wire, if necess
ry
.
CAUSE
Lock
of spark
at
a single
spark plug.
Lights
do
not
work
properly.
CAUSE
Battery
is
down
or
often runs
down.
REMEDY
Replace or
dean
th
e spark plug a nd
check that
the
gop
between elec·
trades
is
0 .
023
in.
Check that
the
wrre from
the
H
.V.
coil
to
the
spark plug
is
not
interrupted or
does not spark
externally; replace as
required.
Check that
th
e
wir
es
co
nn
ec
ti
ng the
electronic control un
it
to
th
e H.
V.
co
il
are we
ll
connected and not inter·
r
up
te
d; when required r
ep
lace the
fou
lly wire.
Check the proper electronic con
tr
ol
unit and H.
V.
coil operation replace
the defective
item
.
REMEDY
Check the condition
of
the banery,
and
th
e rechar
ge
circuit.
Check
the
regulotore; if
it
is defective
it
must
be
replaced being impossible
to repair il. Aller having
de
tected the
de
fect, recharge
th
e
bo
Ne
ry
.
To check
th
e rechar
ge
c
ur
rent
op
e
r·
ate
ad
fo
ll
ows.
Di
sc
onnect the wire from te
rm
ina
l+
of
th
e battery and place a direct c
urr
ent
ammeter between terminal a
nd
wire
!possibly
wi
th
0 in t
he
center).
Start
the engine until a
~peed
of
5000
rpm
i~
reached.
The
ammeter
must
display
the
following values:
o) max.
current-
I 0 A if the
ba
tt
ery
is
(}
almost
co
mpletely
down;
:
b)
min
imu
m cu
rr
e
nt
- I A i/ the
ba
ttery
is completely charged.
Ac
co
rding to the
co
ndi
ti
on of the
ba
tt
e
ry
char
ge
,
int
ermediate values
o
re
recor
ded
.
These
tests
mus
t be carried out w
it
h
lights of.
Caution: the ammeter must be con·
nected
alway
s with
th
e engine
off
.
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