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47
5. ELECTRICAL SYSTEM
Charxing
,~,
(I)
Measure the
specific gravuy of
battery
cl.
ectrolyte.
If
it
is
below 1.26
(as correc1cd
to
20"C
or 6rF), recharge the banery
so
that
the specific gravity is
1.26-
1.28
(as
corrected
10
20°C
or
68" f).
Conduct
the
chargi ng
test
in
the following
manner.
To
charge
bancry,
sec
page
47.
I
,
.. ,
"'''t •.
::~ .,MH)
(2)
Connect
the ammeter and
voltmeter
to
chc
bal!cry as
shown in
Fig. 102.
13)
Start
the
engine.
Simulate the
N IG HT-
TIME
RIDI
NG and
DAYTIME RIDING
conditions
and
compare
the
ammeter
and
voltmeter readin11s with the
specifications
at the bonom
of this
page.
NOTE:
Wbm performing the
charging
tesC
n1is,c
the f'nginc
spttd ~lowly
not
exettding
Sp,e(ifled
va lues.
The ammcier ;4nd volt
mctcrmayhedamaged
.
......
-
C f!~
[
ST~
6V15!15W
mi:J
Cl11JK)
C!/~1
Fie. lOJ
5.1
A. C. Generator
(1)
Direction
of
rotation
;,v.2512swrnm
~tl!m
Ammeter
~
'
Left hand
rotation
when
viewed from the
installation
postion.
(2)
Charaing pcrfonnancc
Selenium
rectifier
(half-wave
rcctifi<:ation),
6 V,
2 AH
bauery used.
(Terminal
voltage
6. S V)
Charge starting at 1000 R.P.M. at day time.
Charge starting
at
1000
R P.M
.
at night.
())
Night
opcratin&
load
Ignition coil+ ISW+lW+l.SW
Charging
rate
; 0. 4±0. 2 A at 4000 rpm
0. 7±0. J A
at
8000 rpm
(4)
Day
operating
load
l&nition
Char&ing
rate :
I.
S±O. 3 A at 4000
rpm
2. 4±0. J A
at
8000 rpm
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