Yamaha QT50 Service Manual page 87

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c. Switch to night
time
(lights on)
and
note
voltage and amperage
readings.
(A).(V)9
,,V
/
8
7
6
5
4
3
2
/
_....
~
v
i---
c.
Passer
sur
la
pos1
t1on
nuit
(eclairage
allume)
et
noter les
valeurs de la
ten-
sion et de l'intensite.
-
~L---
L---
CD
0
2 3
4
5 6
7 8
@
I. Couro111 d"
~hargc(A)
2. T"n,ion
d"
la ba1tciro
(V
)
1.
Charging current
I
AI
2.
Battery voltag
e
IV)
3.
Engine speed (x 1 .000
r/
min)
L--------------------'
3.
Regime du morour
(x
1
.000
l/mn)
d.
If
the
indicated
voltage and amperage
cannot
be
reached,
perform
the tests in
step
2
.
2. Charging
coil
resistance
test
Check the
resistance between
termin~
I
and ground.
If
resistance
is
out of speci-
fication.
coil
is
broken.
Check
the
coil
connections.
If
the
coil
connections
are
good.
then
the
coil
is broken
inside and
it
should
be
replaced.
Charging
coil
resistance:
Ground
to
white
lead:
0 .38f2±10%/20
°C
(68
°F)
6-8
d. Si
la
tension et
l'intensite
indiquees ne
peuvent
pas
etre atteintes, executer les
essais
de
J'etape 2.
2.
Essai
de la
resistance
de la
bobine
de
charge
Controler
la resistance entre la
borne et la
masse.
Si la resistance
n'
a pas
la valeur
specifiee,
la
bobine
est coupee.
Controler
Jes
connexions
de la bobine. Si
les
conne-
xions sont
bonnes,
la bobine
est
alors
coupee
a
l'interieur
et elle
doit
etre
changee.
Resistance
de
la bobine
de
charge:
Entre Masse
et
fil
Blanc:
0,3812
±
10%/20°
C

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