Schumacher SC-2500A Owner'S Manual Download Page 12

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Read this entire manual before using your charger. The tips below serve only as a
guide for specific situations.

CHARGING TIPS

Reviving your battery

: If you only wish

to charge your battery enough to
operate your vehicle; you don’t need to
wait for the entire charging process to
be completed. When the charger
displays a battery % of 77 or more (see
page 14), the battery has usually been
charged enough for the vehicle to start
and operate normally.

KNOW YOUR CHARGER

Read this entire manual before using your charger. The items below are additional
features of your charger.

Relay

: Your charger is equipped with a

relay. This device turns the charge
current on and off to the battery. It is
normal to occasionally hear a clicking
sound when the relay is turned on or off.

Fan

: Your charger is equipped with a

fan. It is normal for the fan to be on
while the charger is charging (as long as
the voltage is above 9V). The fan is
normally off at other times but may
cycle on and off due to temperature or
other conditions (See Overtemperature
Protection). Keep the area near the
charger clear of obstructions to allow
the fan to operate efficiently.

Overtemperature Protection

: Your

charger is equipped with an internal
thermocouple. 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 the charger to cool. If the tem-
perature can not be reduced at the lower
charge rate, the charge current will be
turned off until the temperature is
reduced to a normal level. The charger
will then continue where it left off. For
best results, do not place the charger in
direct sunlight or enclosed spaces with
high temperatures.

Completing an interrupted charge

: If

the charging process has been inter-
rupted and restarted after the charger
displays a battery % of 85 or more, the
charger could go straight to Maintain
Mode (see previous page). However, if
the original charge was started using
25A, the charge can often be completed
using the 2A rate.

MAINTENANCE AND CARE

A minimal amount of care can keep your battery charger working properly for years.

1. Clean the clamps each time you are finished charging. Wipe off any battery fluid

that may have come in contact with the clamps to prevent corrosion.

2. Coil the input and output cords neatly when storing the charger. This will help

prevent accidental damage to the cords and charger.

3. Occasional cleaning of the case of the charger with a soft cloth will keep the finish

shiny and help prevent corrosion.

4. Store the battery charger in a clean and dry location.

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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