Distributor Ee - Datsun 180B Service Manual

ENGINE ELECTRICAL SYSTEM
CONSTRUCTION
CHECKING AND ADJUSTMENT
Cap
and
rotor
head
Pomt
Replacmg
distributor breaker
pOints
Checkmg
and
adJustmg
Ignition timing
Condenser
CONSTRUCTION
Dlstnbutor
model
ApplIed
engine
D4B4 02 LIS
The dlstnbutor for the Ll8 engine
has
two
breaker
pOints
located
opposite
each
other wIth
a
phase
dIfference
The difference
In
phase
can
be
adJusted
by
turmng
the
adJusting
screw
A
phase
difference of
60
crank
angles
IS
adopted Two
breaker pOints
whIch
consIst
of advance and retard
breakers
are
placed
In
parallel with
each
other
In
the
prImary IgmtlOn
CircUit
The
retard breaker
pomt
works
when the
relay
IS
switched ON and
the advance breaker
pOint
works when
the
relay
IS
sWitched OFF
The
relay
switches OFF when water
temperature
switch
IS
turned
on
If the
engine IS
cold
or
when
throttle
sWItch
IS
placed In
the
ON poslllon
when the throttle valve
IS
open
more
than
40
degrees
t
q
I
I
II
I
I
J
I II
J
1J
1
W
I Advanced breaker pOInt
2 Retarded
breaker pOInt
EE462
FIg EE 62 External
view
of
dual
pOints
DISTRIBUTOR
CONTENTS
EE
26
EE 26
EE 26
EE 26
EE 27
EE 27
EE 28
Advance mechanism
DISASSEM8L
Y AND ASSEMBLY
Disassembly
Assembly
SPECIFICATIONS
AND SERVICE
DATA
EE 28
EE 2B
EE 28
EE 29
EE 30
The dlstnbutor follows the
conven
tIOnal
design
except
for
the
dual
pOints I e
breaker
plate
with
contact
pOints
centnfugal
advance mech
amsm vacuum
umt
dnve shaft and
rotor Figure
EE
63 shows
a
sectIOnal
VIew
of
the umt
EE463
1 Center carbon
2 Rotor head
3 Breaker plate Conlact
4
Condenser
5
Shaft
6 HOUSIng
7
Governor
weight
8
Cap
9
SIde plug
Flff
EE 63 ConstructIOn
CHECKING AND
ADJUSTMENT
Cap
and
rotor
head
Point
Cap
and
rotor
head
must
be
Inspected
at
regular
Intervals
In
additIOn
remove
cap
and
clean
all
dust
and carbon
depOSits
from
cap
and
rotor
from
lime to lime
If
cap
IS
cracked
or IS
leaking replace
With
a
new one
Standard
gap
of retarded
pOints
IS
045
to
0 55
mm
and standard
gap
of
advanced
pOints
IS
0 40
to
0 60
mm
If the gap
IS
off the standard
adJust
ment
should be made
by loosemng
pOlOt screws
Gap
gauge IS
reqUIred for
adJustment
POint
gaps
must
be checked from
lime to lime
POint gap
045 to 055
mm
Retard SIde
040 to 0 50
mm
Advance SIde
Dwell
angle
490
to
550
EE 26