Schumacher Electric SC-1200A Owner'S Manual Download Page 3

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IMPORTANT SAFETY INSTRUCTIONS

This manual contains important safety and operating instructions for battery charger
Model 

SC-1200A

WARNING – RISK OF EXPLOSIVE GASES

WORKING IN VICINITY OF A LEAD-ACID BATTERY IS DANGEROUS. BAT-
TERIES GENERATE EXPLOSIVE GASES DURING NORMAL BATTERY
OPERATION. FOR THIS REASON, IT IS OF UTMOST IMPORTANCE THAT
EACH TIME BEFORE USING YOUR CHARGER, YOU READ THIS MANUAL
AND FOLLOW THE INSTRUCTIONS EXACTLY.

To reduce risk of battery explosion, follow these instructions and those published by
battery manufacturer and manufacturer of any equipment you intend to use in vicinity
of battery. Review cautionary markings on these products and on engine.

SAVE THESE INSTRUCTIONS

• To reduce risk of electrical shock,

unplug the charger from the outlet
before attempting any maintenance
or cleaning.

• Always charge battery in a well-

ventilated area.

WARNING: 

Battery chargers get hot

during operation and must have
proper ventilation. Air needs to flow
around entire charger. Do not set
charger on flammable materials like
carpeting, upholstery, paper, card-
board, etc. Charger may damage
leather, plastic and rubber.

HELP US HELP YOU ——
Remember:

Place

 charger as far away 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 warm area to allow to thaw
before you begin charging.

Never

 allow battery acid to drip on

charger when reading specific gravity or
filling battery.

Never

 set a battery on top of charger.

WARNING: 

Handling the cord on this

product or cords associated with
accessories sold with this product,
will expose you to lead, a chemical
known to the State of California to
cause cancer and birth defects or
other reproductive harm. 

Wash

hands after handling.

• Read all instructions and cautions

printed on the battery charger,
battery, and vehicle or equipment
using battery.

• Use charger only on lead-acid type

rechargeable batteries, such as those
used in cars, trucks, tractors, air-
planes, vans, RV’s, trolling motors,
etc. This charger is not intended to
supply power to a low voltage
electrical system other than in a
starter-motor application.

Never 

use charger for charging dry

cell batteries that are commonly used
with home appliances like radios,
stereos, remote controls, etc. These
batteries may burst and cause
personal injury.

• Do not disassemble charger. Take it

to a qualified service professional if
service or repair is required. Incorrect
assembly may result in fire or
electrical shock.

Summary of Contents for SC-1200A

Page 1: ... follow them with each use of this product 0099000364 1003 OWNER S MANUAL Fully Automatic Microprocessor Controlled Battery Charger with Battery Tester and Alternator Tester ELECTRIC CORPORATION Mount Prospect IL 60056 U S A Model SC 1200A For 12 Volt Batteries ...

Page 2: ...quipment 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 one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from...

Page 3: ...ay 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 warm area to allow to thaw before you begin charging Never allow battery acid to drip on charger when reading specific gravity or filling battery Never set a battery on top of charger WARNING Handlin...

Page 4: ...fresh 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 while working with a battery Acid particles corrosion may get into your eyes If this occurs flush eyes immediately with running cold water for at least 10 minutes Then immediately get medical attention ...

Page 5: ...ave 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 corrosion from getting in or around your eyes Wear safety glasses See additional Personal Safety Precautions on page 4 For batteries with removable vent caps if required add distilled water to each cell ...

Page 6: ...nd 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 disconnect the output clamps Then standing away from the battery remove the output clamp from the chassis or engine block Finally remove the output clamp from the battery post 9 Clean and store the charger in a dry location NEGAT...

Page 7: ...ERY 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 ...

Page 8: ...es and deep cycle batteries Not intended for industrial applications SC 1200A CONTROL PANEL BATTERY TYPE SWITCH Use this switch button to set the type of battery to be charged to one of the following three REGULAR This is the type of battery usually used in cars trucks and motorcycles These batteries have vent caps and are often marked low maintenance or maintenance free DEEP CYCLE Deep cycle batt...

Page 9: ...activated O 0 199 Alternator tester on good alternator O O 0 199 Alternator tester on bad alternator O O 0 199 2 Amp charge with battery detected O O xx or xx xV 8 Amp charge with battery detected O O xx or xx xV 12 Amp charge with battery detected O O xx or xx xV Charge complete Maintain Mode started O 100 or xx xV Desulfation mode activated B 15 or 16V Charge aborted B 18 8 B User sel User selec...

Page 10: ... unit is powered up the unit will remain a tester not a charger indefinitely unless a charge rate is selected TESTINGAFTERCHARGING After the unit has been changed from tester to charger by selecting a charge rate it remains a charger as long as it has power Disconnect and reconnect the power to change the unit back to a tester TESTER STATUS LED s When the charger is operating as a battery tester t...

Page 11: ... on the vehicle s headlights Read the voltage on the digital meter or press the display mode button to set the tester to Alternator and read the alternator percent USING THE BUILT IN ALTERNATOR TESTER TESTERSTATUSLED s When the charger is operating as an alternator tester the status LED s light under the following conditions The CHARGED green LED will light if the output of the charging system is ...

Page 12: ...mal charge If the charger detects a sulfated battery the charger will switch to a special mode of operation de signed for such batteries Activation of the special desulfation mode is indicated by blinking the CHARGING LED If successful normal charging will resume after the battery is desulfated The CHARGING LED will then stop blinking and light continuously Desulfation could take up to 10 hours If...

Page 13: ...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 tempera ture 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 conti...

Page 14: ...te and eventually reduces the charge rate in a controlled manner After the charging process has started the digital display can be used to determine charging progress by selecting the BATTERY mode There are some important facts to keep in mind when charging a battery When the display indicates 77 charged the battery has been charged enough to start most vehicles and has already been charged as muc...

Page 15: ...quiring more power than again if necessary the charger can deliver in 24 hours Battery may also be faulty ThegreenCHARGEDlight The battery may be fully If the battery is in a vehicle turns on a few minutes after charged or recently charged turn the headlights on for a connecting to the battery leaving the battery voltage few minutes to reduce the high enough to appear to be battery voltage and try...

Page 16: ...cturer 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 damages THIS IS THE ONLY EXPRESS LIMITED WARRANTY AND THE MANUFACTURER NEITHER ASSUMES NOR AUTHORIZES ANYONE TO ASSUME OR MAKE ANY OTHER OBLIGATION TOWARDS THE PRODUCT OTHER THAN THIS EXPRESS LIMITED WARRANT...

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