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M a x i m u m Setting
M a x i m u m
lize the temperature (cover in place). Temperature
lize the temperature (cover in place). Temperature
checked with a reliable thermometer 2 inches from the
checked with a reliable thermometer 2 inches from the
cover. With engine speed at 1250 R.P.M. and with
cover. With engine speed at 1250 R.P.M. and with
15 amps flowing in the circuit, voltage should be as in
15 amps flowing in the circuit, voltage should be as in
the above chart.
the above chart.
(5) Increase 'engine speed to 2200 R.P.M. with 5
(5) Increase 'engine speed to 2200 R.P.M. with 5
amps flowing in the circuit, voltage should not exceed
amps flowing in the circuit, voltage should not exceed
previous readings by more than
previous readings by
NOTE: Ther
NOTE:
at
at
higher
higher
creased voltage must not exceed .7
creased voltage must not exceed .7
any temperature range. If the voltage reading
any temperature range. If the voltage reading
is considerably less
is considerably less than the
the chart,
the chart,
be
be
sure
sure
age reading is
age reading is
tor is improperly
tor is improperly adjust
wire is blown.
wire is blown.
Some test equipment include a
Some test equipment include a
sistance" that may be placed in the charging circuit,
sistance" that may be placed in the charging circuit,
which in effect will simulate a fully charged battery.
which in effect will simulate a fully charged battery.
Be sure to follow the test equipment manufacturers'
Be sure to follow the test equipment manufacturers'
recommendations, for the use of the
recommendations, for the use of the
sistor, when testing the Chrysler Corporation built
sistor, when testing the Chrysler Corporation built
alternator.
alternator.
If the regulator setting is outside.the limits shown on
If the regulator setting is outside.the limits shown on
the chart, the regulator must be removed to remove
the chart, the regulator must be removed to remove
the cover. To adjust the voltage setting, bend the reg-
the cover. To adjust the voltage setting, bend the reg-
ulator lower spring hanger
ulator lower spring hanger
voltage setting, or
voltage setting, or
Use an insulated tool (Fig. 7) to bend the spring
Use an insulated tool (Fig. 7) to bend the spring
Do not short circuit between
Do not short circuit between
hanger.
hanger.
hanger and the base or spring. Grounding
hanger and the base or spring. Grounding
the
the
spring
spring
NOTE:
NOTE:
it is permissible to use a juniper wire to
it is permissible to use a juniper wire to
ground the regulator base to fender splash
ground the regulator base to fender splash
shield for testing, in lieu of reinstalling the
shield for testing, in lieu of reinstalling the
regulator each time.
regulator each time.
that the regulator
that the regulator
ulator connections correctly connected,
ulator connections correctly connected, and
the regulator satisfactorily insulated by the
the regulator satisfactorily insulated by the
fender
fender
cover
cover
ulator terminals
ulator terminals
regulator must
regulator must
the
the
angle) as
angle) as
38
38
Setting
1 1 4 4 . . 6 6
more than .7 .7 volts.
There e will be a slightl
will be a slightly higher voltage
engine
engine
speeds,
speeds,
however
however
than the values
values shown
battery
battery specific
specific gravity to
test the
test the
battery is fully charged. If the volt-
battery is fully charged. If the volt-
than
than .7 .7 volt, the regula-
volt, the regula-
more
more
adjusted or gr
ed or ground side fuse
down
down
up
up
to to
decrease
decrease
hanger will damage the regulator.
hanger will damage the regulator.
If repeated readjustment is required
If repeated readjustment is required
However,
However,
cover
cover
replaced, the
replaced, the
be
be
to prevent grounding the
to prevent grounding the
resistances. When testing,
resistances. When testing,
or
or
at
at
same attitude
same attitude
be
be
the
the
installed on the
installed on the car.
when
when
ARMATURE
ARMATURE
\ \
t t o o
t t o o
1 1 4 4 . . 5 5
1 1 4 4 . . 4 4
volts.
y higher voltage
this
this
in-
in-
volt at
volt at
in
in
shown
gravity to
ound side fuse
"1/4
"1/4
ohm fixed re-
ohm fixed re-
. .
torily, turn the ignition switch 'off'. Disconnect the bat-
torily, turn the ignition switch 'off'. Disconnect the bat-
tery ground cable. Disconnect the test instruments. Cor-
tery ground cable. Disconnect the test instruments. Cor-
rectly connect the leads at the alternator and the
rectly connect the leads at the alternator and the
regulator. Connect the battery ground cable.
regulator. Connect the battery ground cable.
r/4 r/4
ohm 'fixed' re-
ohm 'fixed' re-
battery is always connected to ground. In-
battery is always connected to ground. In-
correct
correct
ternator rectifiers. Do not ground the alter-
ternator rectifiers. Do not ground the alter-
nator field circuit, as this may damage the
nator field circuit, as this may damage the
regulator.
regulator.
increase
increase
to to
the
the
3.
3.
the voltage setting.
the voltage setting.
Air Gap
Air Gap
spring
spring
the
the
tween a 12 volt battery negative terminal and the ig-
tween a 12 volt battery negative terminal and the ig-
nition "IGN" terminal of voltage regulator. Connect a
nition "IGN" terminal of voltage regulator. Connect a
jumper
jumper wire
field "FLD" terminal of voltage regulator.
field "FLD" terminal of voltage regulator.
it is important
it is important
tween the armature and the magnet core next to the
tween the armature and the magnet core next to the
reg-
reg-
stop pin on the spring hanger side (Fig. 8).
stop pin on the spring hanger side (Fig. 8).
and
the wire gauge. Contacts should just open and test
the wire gauge. Contacts should just open and test
reg-
reg-
light should go dim.
light should go dim.
(or
(or
car.
not on contact spring.
not on contact spring.
ELECTRICAL-INSTRUMENTS
ELECTRICAL-INSTRUMENTS
CON
CONT T ACT
ACT P P OI
OIN N T T S S
t t o o
1 1 4 4 . . 3 3
1 1 4 4 . . 2 2
Fig. 7-Adjusting Spring Tension
Fig. 7-Adjusting Spring Tension
(6) If the alternator and regulator tested satisfac-
(6) If the alternator and regulator tested satisfac-
CAUTION: Be sure the negative post
CAUTION: Be sure the negative post
polarity
polarity may
battery
battery
VOLTAGE
VOLTAGE
REGULATOR
REGULATOR
(1) Remove the voltage regulator from the vehicle.
(1) Remove the voltage regulator from the vehicle.
(2) Remove the voltage regulator cover.
(2) Remove the voltage regulator cover.
(3) Check air gap by connecting a
(3) Check air gap by connecting a
wire from
from the
the battery
battery positive
(4) Insert the .048
(4) Insert the
.048 inch wire gauge Tool C-828 be-
inch wire gauge Tool C-828 be-
(5) Press the armature plate down until it contacts
(5) Press the armature plate down until it contacts
Press down
down on
on
Press
NOTE:
NOTE:
t o o
t
t t o o
1 1 4 4 . . 1 1
14.0
14.0
the
the
of
of
may damage the al-
damage the al-
ADJUSTMENTS
ADJUSTMENTS
lamp be-
lamp be-
test
test
positive terminal
terminal to to the
the
plate and
plate and
armature
armature
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