charging DATSUN B110 1969 Service Repair Manual

Blectrical

Sptem

Troubles
Trouble

locatIon

Not

output
Alternator

Regulator

WIring

Low

output
Alterndtor

Regulator

Wifing
TROUBLE
SHOOTING

Causes

Sl1ckmg
brushes

Duty
brushes
and

slIp
nngs

Loose

connections
or
broken
leads

Open
stator
coLI

Open
rotor
cotl

DefectIVe
dJodes

Shorted
rotor

Shorted
stator

Grounded
A

ternunal

Broken

fan
belt

FJulty

voltage
regulator
pomt
con

tact

Broken
cable
or
disconnectIOn
of

chargIng
CIH
UIt

StIcking
brushes

Low
brush

spring
tenSion

Duty

slIp
nngs

Partially
shorted

ground
or

open

stator
cod

Partially
shorted
or

grounded
rotor

c01l

DefectIVe
dIOde

Loose
or
worn
fan
belt

Improper
voltage
regulator
adlust

Pl
n

I
Faulty
voltage

regulator
pomt
con

t

ct
Defective

operation

Faulty
chargmg
CUI
Ult
lead

WIn

connection
Remedies

Correct
or

replace
brush
and
brush

spnng

aean

RetIghten
or
solder
connection

Replace
leads
If

necessary

6

RepaIr
or

replace
the
stator
coLi

Replace
the
rotor

Replace
the
dIOde

assembly

Replace
the
rotor

RepaIr
or

replace
the
stator

Replace
the

Insulator

Replace
the
belt

RepdU
01

replace
the

regulator

Repdtr
or

replace

Correct
or

replace
brushes
If
neces

sary

Correct
or

replace
brush

Clean

Replace
the
stator

Replace
the
rotor

Replace
the
dIode

assembly

Rettghlen
or

replace
the

belt

Check
the

voltage
regulalor

op

eratIOn
no

rep
Jr
r
J
j

required

Repair
or

replace
the

regulator

Re
olf
or

rpla
e

t

J
Loose

baltery
leririmaJ

Rettghten

1

t
fi
lJ
I

j
I

j
t
r

r
l
t

r
to
rV

7
i
r

4

ql

t
t

r
l
i

if
I

f

l
f
f
i

t

l
r
t

Toi

I
t
tf
p

tj
f
1

5
1J
l

j
tl
J
Ii

f
1
1

1
fo
r

Ji

if
r

ft
wli
i

jr
I
o

J

1k
I
ct

t
t

t

II
t
Igmtion
wanung

lamp

The
lamp
does

Dot
hght
when

the
IgDltton

switch
IS
set
to

ON

The
lamp
does

not
go
out
when

the
engme
IS

started
4

j
Blown
off
fuse
or
faulty
contact

Burnt
out
hght
bulb
filament
or

faulty
cable
contact

Faulty
chargmg
system

i
l1
f
j

l
l
d
1

in

t
i
1

4
f
t
11G
f

t
H
i

51
1
f
fl

j

r

lm
jjolv
tl
J
tA
I
Ii

i
i
6i
t
t
t

1

e
J
Check
the
fuse
for
fusmg
and

faulty
contact

The
pdot
lamp
does
not
light

when
the
voltage
regulator
con

nector
IS
disconnected
the

white
red
cable
IS
grounded
and

the
18mtlOn
sWitch
IS
set
to
ON

Inspect
the
charging
system

fJ

4t
ll

Repair
or
replace
as

requIred
Check
the
bulb
for

burnt
out
filament

and
replace
as
re

qUired

h
it

i
41
l
Jl
1
i
c

r

x

t