Schumacher SC-2500A Owner'S Manual Download Page 7

7

1. Note the polarity of the battery posts

by checking the identification marks
on the battery: POSITIVE (POS, P or
+) and NEGATIVE (NEG, N or -). The
positive post is usually larger than
the negative post.

2. Attach at least a 24-inch-long, 6-

gauge (AWG), insulated battery
cable to NEGATIVE (NEG, N or -)
battery post. Rock and twist the
clamp back and forth to be sure a
solid electrical connection is made.

3. Connect the red (POSITIVE) output

clamp to the POSITIVE battery post.
Rock and twist the clamp back and
forth to be sure a solid electrical
connection is made.

4. Position yourself as far away from

the battery as possible, and then
connect the black (NEGATIVE)
output clamp to the free end of the
cable.

POSITIVE

NEGATIVE

BATTERY CHARGER

BATTERY

24", 6 GAUGE
CABLE

POWER
CORD

TO

GROUNDED

POWER

OUTLET

CHARGING BATTERY REMOVED
FROM THE VEHICLE:

5. Plug the power cord into an AC

outlet. The charger will be set to the
Tester Mode for REGULAR battery
type.

6. Press the appropriate control buttons

to select the desired charge rate and
battery type. The CHARGING
(yellow) LED should light and the
charging process should start. If the
CHECK (red) LED is on, check for
correct cable connections.

7. To disconnect the charger, unplug its

power cord before attempting to
disconnect the charger clamps. Then,
standing away from the battery,
remove the output clamp from the
NEGATIVE battery post. Finally,
remove the output clamp from the
POSITIVE battery post.

8. Clean and store the charger in a dry

location.

IMPORTANT: 

Follow all safety instruc-

tions and precautions when charging
your battery. Wear complete eye
protection and clothing protection.
Charge your battery in a well-ventilated
area.

Summary of Contents for SC-2500A

Page 1: ...8 1004 OWNER S MANUAL Schumacher Electric Corporation Mount Prospect IL 60056 U S A Model 2500A For 12 Volt Batteries SpeedCharge computer smart 25a m p F A S T C H A R G E a m p M E D I U M C H A R G...

Page 2: ...s equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment on and off the user is encouraged to try to correct the interfer ence by o...

Page 3: ...from the battery being charged as the charger cables will permit Do not expose charger to rain or snow Never charge a frozen battery If battery fluid electrolyte becomes frozen bring battery into a wa...

Page 4: ...resh water and soap nearby for use in case battery acid contacts your eyes skin or clothing If this happens wash immediately with soap and water Then get medical attention Avoid touching your eyes whi...

Page 5: ...ve a 12 volt lead acid battery Determine voltage of battery by referring to vehicle owner s manual Charge battery initially at charger s lowest rate Clean the battery terminals Be careful to keep corr...

Page 6: ...ow LED should light and the charging process should start If the CHECK red LED is on check for correct cable connections 8 To disconnect the charger unplug its power cord before attempting to disconne...

Page 7: ...RY 24 6 GAUGE CABLE POWER CORD TO GROUNDED POWER OUTLET CHARGING BATTERY REMOVED FROM THE VEHICLE 5 Plug the power cord into an AC outlet The charger will be set to the Tester Mode for REGULAR battery...

Page 8: ...be charged to one of the following three 2500A CONTROL PANEL REGULAR This is the type of battery usually used in cars trucks and motorcycles These batteries have vent caps and are often marked low ma...

Page 9: ...battery O O 0 Voltage meter activated O 0 0 17 0V 2 Amp charge with battery detected O O xx or xx xV 12 Amp charge with battery detected O O xx or xx xV 25 Amp charge with battery detected O O xx or...

Page 10: ...er the unit is powered up the unit will remain a tester not a charger indefinitely unless a charge rate is selected TESTING AFTER CHARGING After the unit has been changed from tester to charger by sel...

Page 11: ...l charge If the charger detects a sulfated battery the charger will switch to a special mode of operation designed for such batteries Activation of the special desulfation mode is indicated by blinkin...

Page 12: ...ermocouple This device monitors the temperature and allows the charger to turn the fan on and off as needed If the temperature rises above a preset level the charge current will be reduced to allow th...

Page 13: ...te and eventually reduces the charge rate in a con trolled manner After the charging process has started the digital display can be used to determine charging progress by selecting the BATTERY mode Th...

Page 14: ...power than again if necessary the charger can deliver in 24 hours Battery may also be faulty The green CHARGED light The battery may be fully If the battery is in a vehicle turns on a few minutes afte...

Page 15: ...15 NOTES...

Page 16: ...ufacturer or its authorized representative The manufacturer makes no warranty other than this limited warranty and expressly excludes any implied warranty including any warranty for consequential dama...

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