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HEAVY
DUTY
AND
FLEET
EAUIPMENT
COOLING
SYSTEM
BATTERI
ES
ALTERNATORS....
Leece
Neville
-
60
AmPere
Tests
.
Disossembly
Reciifier
Cell
Test
ETECTRICAL
EQUIPMENT
BATTERIES
An
increosed coPocitY
botterY
is
supplied
for
fleet
use
on
oll
models,
os
optionol
equipment.
The following
specificotions
opply,
Poge
..1
..l
..1
..1
',1
..3
..4
Rectifler
Cell
Replocement
.
.
.
Assembly
Motorolo
-
55
Ampere
REGULATORS
Leece
Neville
-
60
AmPere
Motorolo
-
55
AmPere
HEAVY
DUTY CLUTCH
SPRING
SPECIFICATIONS
Poge
..4
(
,,6
C
.,6
..7
Model
Type
Rote
Specific
GrovitY
Rombler
"Powr-Guord"
2SH70
70
Ampere hour @ 20
hour rote
1.260
@
80"F.
(Fully
Chorged)
When
o
FAST
CHARGER
is used
to
chorge
the
bottery, the
vehicle bottery
cobles
should
be
disconnected.
The
fost chorger
should never
be
used
os
o
booster
for
storting the
vehicle.
Never operote
the
olternotors
on
open
circuit.
Moke
obsolutely
certoin
oll
connections
in
the
circuit
ore
secu
re.
Do
not
short
ocross
or
ground
onY
of
the
terminols
on
the
olternotor
or
regu
lotor.
Do not
ottemPt
to
Polorize
olter-
notors.
ALTERNATOR
_
60
AMPERE
LEECE-NEVILLE
_
MODEL
A-OOI2I
'I
6.AA
The
frome
ossembly
houses
o
rotor,
direct current
fleld coil,
brushes ond
brush
slip
rings,
stotor olternotor
wind-
ings,
terminols
to
connect
externol
cir-
cuits,
ond
boll
beoring
rotor
beorings.
Three
bosic units
bolt
together
to
moke
up the
ossembly. TheY
ore:
drive end
housing,
stotor, ond the
reor
end
housing.
The
rectiflcotion
of
olternoting
cur-
rent
is
occornplished
by
diode
type
silicon rectifler cells incorporoted
in
the slip ring
or
reor end
housing.
The following
items should
be
checked
periodicolly
to
insure
proper
operotion
ot oll
times'
Belt
Tension
Check
the drive belt
tension
ond
olignment
corefully porticulorly
ofter
instollotion
of
new belts.
Retightening
new belts
is
necessory
ofter
o
few
hours
operotion.
NOIE:
lf
the olternolor
fon
con
be
rolofed
by
pulling
on
a
fon
blode
with one
finger,
the be/t
is
loose
ond
musf
be
tighfened.
The
belt con
be
properly
odiusted
by
using
Belt Strond
Tension
Gouge
J-7316
on the
longesl
occessible
spon
of
belt.
Move the
olternotor
by
loosen-
ing the
odiusting stroP retoiner
screw.
NOfE:
Do
not opply
pressure
fo
lhe reor
housing;
domoge
lo
the
olternotor
will
occur.
Apply
Pres'
sure
only
to
the
fronl
housing.
New cor
inspection
80-l
l0
Lbs'
New
belt
I
I
0-
I
20
Lbs.
Belt
with
previous
service
70-80
Lbs.
Check
oll
mounting
bolts
for
tight-
ness
ond terminols
for
cleonliness ond
tight
connections.
At
regulor intervols,
inspect
the
slip
ring
brushes,
holders,
ond the
sliP
rings. Should
the
slip
rings
ond
brush
holders
be
clogged
with
greose
or
dirt,
remove
the unit
{rom
the
engine
ond
cleon
the slip ring
housing,
the
rings,
holders,
ond
brushes.
Alternotor
Check
lf
the
system
indicotes
molfunction,
the olternotor moy be
checked
while
mounted
on the engine
or
mounted
on
o
test
bench.
Stotor Ground
Test
(Three
Alternoting Currenl
Leods
Disconnected)
Remove
the two
screws locoted
ot
the
top of the slip ring end
housing
ond
remove
the plote
which
will
ex-
pose
the three AC
terminol
connec-
iions.
Remove
the three AC
terminols
ollowing
the three stotor
leods
to
be
f
ree.
Check eoch
stotor
phose
for
grounds
to
the
olternotor frome
os
shown
in
Figure
1.
A
ll0
volt
or
220
volt
test
lomp
is
used
for
this test.
No
circuit
should
be
present.
Stotor
Winding Continuity
Test
(Three
AC
Leods Disconnected)
With
on
ohmmeter
or
test
lomP,
check
the
continuity
of
eoch
of
the
thlee
phoses
of
the
stotor
winding
os
ALTERNATORS
The
olternotor
chorging
circuit
con-
sists
of
the
bottery,
the
olternotor,
the
olternotor voltoge regulotor,
the
igni-
tion
switch,
o
chorge
indicotor
light
or
ommeter,
the chorging
circuit wiring,
ond
the vehicle
body.
Precoutions:
OBSERVE CORRECT
POLARITY ON
ALTERNATOR
EQUIPPED
CARS.
REVERSED BATTERY
CONNECTIONS
WILL DAMAGE THE
RECTIFIERS.
Bof-
tery polority
should be
checked
with
o
voltmeter before
connections
ore
mode
to
be
sure
thot
the
connections
corre-
spond
to
the
vehicle
bottery
ground
polority.
lF
BOOSTER BATTERIES
ore
used
for
storting, they
must
be
connected prop-
erly
to
prevenl
domoge
to the
recti-
fiers.
t
COOLING
SYSTEM
The heovy
duty
rodiotor core
is pro-
vided with
on
increosed number
of
cooling flns. This,
however,
does
not
increose
coolont
copocitY.
Five
bloded fons ond
fon
shrouds
ore
used
for the
.l95.6
Cubic lnch
En-
gines.
A
six
blode
fon
(stondord equip-
ment)
is
used
with the
heovY
dutY
rodiotor core
for
the 232 Cubic
lnch
E
ngines.
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