1969 DATSUN B110 relay

llectrical

Spt

When

Harting
lWltch

I

IgllltlUn
iwltch

FJuhy

rctuflung

Repldce

set
10
OFf

the
slJrl

motor

do
nut
MJgnclK
Wltdl
Seiad

contJr
l

Repldcc

IIlg

I

op

Shorted
1

011

Replace

Faulty
plunger

slidmg

Replace

StJflillg
motOr

Pillion
does
not

dlsengJge
from
the

Repair
or

replace

nng
gedr

smoothly

Pinion

sphne
dot
110t

disengage

Repan
or

replJce

moothly

SCl7Cd

pinIOn
metal

Replace

REGULATOR

Description

The

regulator
basically
consists
of
a

voltage

regulator
and
a

charge
relay
The

voltage

regulator
has
two
sets

of
contact

poInts
a

lower
set

and

upper
set
to

control
alternator

voltage
An

at
mature

plate
placed
between

the
two
sets
of
contacts

moves

upward
or

downward
or

Vibrates
The
lower
contacts

when

clo
ed

complete
the
field
CIrCUIt

dIrect

to

glOund
and
the

upper
contacts
when

closed

complete
the
field
CIrCUIt
to

ground

through
a
resIstam
e

field
COl

and

produces

alternator

output

The

charge
lelay
IS
SimIlar
In

constructIOn
to

the

voltage
regulator

When
the

upper
contacts

are
closed

IgnitIOn

warnIng
lamp
goes
on

As
for
the

constructIOn
the

voltage
regulator

IS

very
SImIlar
to
the

charge

relay
as
shown
In

Figure
78
I

POlnlsap

2
lower

nt
CI

3

Arm2fu1C

4

COfe

ap

5

Yokeg
lp

6

Connecting
pnn
t

T
Yolce

8

AdJu
fln

rcw

9
Lock
nul
Crew

13

4mmlOlli15
nldll

SCrew

14
RlaCI
I

15

Upper
Rlact

a
COlUlruci
o
o

voltage
ulato

O
0
1

EEOSJ
I
Point

gap

2
Char

Clay
nl3el

3

ConMctmg
pun

4

Armature
nl
daa

5
Core

ap
re

6
Yoke

Jap
14
4
mm
0
1575
n
dla

7
Yoke

rew

8

AdJu
llng
Cre
IS
nfaC

t
e1

9
Voila

ere
ulal0t

l
ontal
1

b

COfUtruclton

of

cha
rt
ay

FIg
n
View
of

removing
cover

FIg
78
Structural

view

81

i

J
t
1

p

3

t
t

i
I

EXCCS
lVe

output
Alterndlor

P
Short
l
lfculted

or
broken
neutral

Replace
the
wife

Wife

Reguldtor
Impro
er

voltdge
regulator
adJust

ment
Defective

operatIon
9i

reg
ator

oP

P

lor

replace
as

rw
t

Check
the

charge
relay
operation

and

repair
or

replace
as

requIred
Check
the

voltage

t
fa
hon
and

ep
lf

required

Improper
charge
relay

adjustment

detecttve

operatIOn
and
or

faulty

pomt
contact

t

f

J

r

p

i
lC
I

1

1

r

i
r

A

1
A

f
l
1

1

S
1

P

1

Specifications

REGULATOR

VOIt
tgl
n

gulJtur

Model

HITACHI
TLlZ

57

RegulJLlIlg
voltage
with

fully

charged

h
lttcry
Jnd

regulator
faced

do

IlwJrd
Y

143

to
15
3
al
20
68

J

Voltage
cod

resistance
n
10
5

at
200C
680F

10

31
Rotor
coli

msertmg
resIstance
n

Voltage
coil

senes
resistance

Smootlung
resistance

n

40

Core

gap
mm
m

mm
m
o
6
to
0

0
0236
to
0
0394

03to04
00118toOOI57
Poml

gap

Charge
relay

Release

voltage

Voltage
COlI

resIstance
v

n
42
to
5
2
at
N
termmal

Core

gap

Pomt

gap
mm
m

mm
m
378
at

200C
680F

0810

I
0
00315
to
0
0394

04

to
0
6
0
0

57
to
0
0236

Standard

temperature
gradient
0015
V

oC

144