Schumacher SE-2151MA Owner'S Manual Download Page 4

4

1.

Position AC power cord and DC charging cords to reduce
risk of damage by hood, door, or moving engine parts.

2.

Stay clear of fan blades, belts, pulleys, and other parts that
can cause injury.

3.

Check polarity of battery posts. Battery case will be marked
by each post: 

POSITIVE (POS, P, +) and NEGATIVE (NEG,

N, -). NOTE: 

The positive battery post usually has a larger

diameter than the negative post.

4.

Determine which post of battery is ground (connected) to
chassis.

NOTE: 

The negative post is normally grounded.

When charging battery in the vehicle, take care to determine the battery type and which post is grounded. To reduce risk of a spark near
battery, follow these steps when battery is installed in vehicle. 

WARNING: A spark near battery may cause battery explosion.

NEGATIVE GROUNDED POST

5A. For negative-grounded vehicle, connect POSITIVE (RED)

clip from battery charger to POSITIVE (POS, P, +) un-
grounded post of battery. Connect NEGATIVE (BLACK) clip
to vehicle chassis or engine block away from battery. Con-
nect to a heavy gauge metal part of the frame or engine
block.

POSITIVE GROUNDED POST

5B. For positive-grounded vehicle, connect NEGATIVE (BLACK)

clip from battery charger to NEGATIVE (NEG, N, -) un-
grounded post of battery. Connect POSITIVE (RED) clip to
vehicle chassis or engine block away from battery. Con-
nect to a heavy gauge  metal part of the frame or engine
block.

WARNING: 

Do not connect clip to carburetor, fuel lines, or sheet-

metal body parts. 

NOTE: 

Attach clips to battery post and twist

or rock back and forth several times to make a good connec-
tion. This tends to keep clips from slipping off terminals and
helps to reduce risk of sparking.

6.

Make all desired settings before applying AC power to the
charger.

7.

Observe the meter for proper response, if something does
not look right, refer to the trouble shooting section of this
manual.

8.

When battery is fully charged, unplug charger from AC out-
let.

9.

Remove charger clips from (1) chassis and (2) battery post,
in that order.

1.

Check polarity of battery posts. Battery case will be marked
by each post: POSITIVE (POS, P, +) and NEGATIVE (NEG,
N, -). 

NOTE:

 The positive battery post usually has a larger

diameter than the negative post.

2.

Attach a 24-inch long (or longer)  6-gauge (AWG) insulated
battery cable to NEGATIVE (NEG, N, -) battery post.

3.

Connect POSITIVE (RED) charger clip to POSITIVE (POS,
P, +) post battery. Rock clip back and forth to make good
connection.

4.

Position yourself and free end of 24 inch cable as far away
from battery as possible. Then connect NEGATIVE (BLACK)
charger clip to free end of cable.

WARNING: 

 Do not face battery when making final con-

nection. Rock clip back and forth to make a good connec-
tion.

5.

Make all desired settings before applying AC power to the
charger.

6.

Observe the meters for proper response, if something does
not look right, refer to the troubleshooting section of this
manual.

7.

When battery is fully charged, unplug charger from AC power
source.

When charging battery out of vehicle, take care to determine the battery type. To reduce risk of a spark near battery, follow these steps
when battery is outside vehicle. 

WARNING: 

A spark near the battery may cause battery explosion. 

WARNING: 

When removing battery

from vehicle or boat, disconnect grounded pole first. When disconnecting, make sure all accessories are off, so as not to cause an arc.
(

NOTE: 

A marine (boat) battery must be removed and charged on shore. (To charge on board requires special equipment designed for

marine use.)

8.

When battery is fully charged and charger is unplugged,
(1) remove clip from end of Negative end of cable, and
(2) remove clip from Positive battery post, in that order.

9.

Clean and store battery charger.

WARNING: Be sure area around battery is well venti-
lated

 

while battery is being charged.

 Gas can be force-

fully blown away by using a piece of cardboard or other
non-metallic material as a fan.

NEGATIVE

BATTERY

POSITIVE

+

-

24", 6 GUAGE
CABLE

TO GROUNDED
POWER OUTLET

CONNECT NEGATIVE BATTERY
CLIP TO 24 INCH CABLE END

BATTERY CHARGER

POWER CORD

E.

OPERATING INSTRUCTIONS: CHARGING BATTERY IN VEHICLE

F.

OPERATING INSTRUCTIONS: CHARGING BATTERY OUT OF VEHICLE

Summary of Contents for SE-2151MA

Page 1: ...as those of plug on charger Extension cord is properly wired and in good electrical condition Wire size is large enough forAC ampere rating of charger as specified below Length of cord feet 25 50 100...

Page 2: ...do not place the charger or its cables on the vehicle seat or carpeting When charging a battery in a boat RV or motor home always connect one lead of the output cable to the battery Never con nect to...

Page 3: ...n the CHARGING BAT TERY IN VEHICLE section 2 For best results charge the battery for 10 minutes in the 15 amp position before cranking the engine 3 Set the charge rate selector switch to the 100 amp s...

Page 4: ...ery post in that order 1 Check polarity of battery posts Battery case will be marked by each post POSITIVE POS P and NEGATIVE NEG N NOTE The positive battery post usually has a larger diameter than th...

Page 5: ...ny warranty for consequential damages LIMITED WARRANTY THIS IS THE ONLY EXPRESS LIMITED WARRANTYAND THE MANUFACTURER NEITHER ASSUMES NOR AUTHORIZES ANYONE TO ASSUME OR MAKE ANY OTHER OBLIGATION TOWARD...

Page 6: ...sta capacitado Una conexi n incorrecta puede tener riesgos de choques el ctricos Este cargador de acumuladores es paro uso en circuitos de 120 voltios nominales y tiene una clavija con conexi n a tier...

Page 7: ...minal y reduce el riesgo de chispas 6 Haga todos los ajustes deseados antes de aplicarle corriente alterna al cargador 7 Observe el medidor para ver las respuestas Si algo no parece estar bien vea la...

Page 8: ...conecte la pinza NEGATIVA NEGRA del cargador al extremo libre del cable ADVERTENCIA No se quede de frente hacia el acumulador al hacer la conexi n final Gire la pinza de ida y vuelta para hacer un bu...

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