Safety Instructions
Warnings:
- Read all instructions before using battery charger
- Use charger only with lead-acid batteries
- Work in well-ventilated area - batteries produce explosive gases
- Wear eye protection and protective clothing
- Keep sparks, flames, and cigarettes away from battery
Important Safety Precautions
- Personal Safety: Always wear safety glasses and face shield when working near batteries. Avoid touching eyes while working with battery acid.
- Battery Safety: Never charge a frozen battery. Ensure battery vent caps are tight and level. Keep battery area well ventilated.
- Electrical Safety: Do not operate charger with damaged cord or plug. Always connect to grounded outlet. Keep cord away from heat, oil, and sharp edges.
- Connection Safety: Connect charger to battery before plugging into outlet. Connect positive (red) clamp to positive battery terminal first.
- Charging Safety: Do not exceed recommended charging rate. Monitor charger during operation. Unplug charger before making or breaking connections.
- Maintenance Safety: Disconnect AC power and battery before cleaning or maintenance. Use only recommended replacement parts.
Installation Guide
Tools Needed:
- Adjustable wrench
- Wire brush
- Battery terminal cleaner
- Voltmeter/multimeter
- Safety glasses and gloves
Step-by-Step Installation
- Prepare Work Area: Select clean, dry, well-ventilated location away from flammable materials and children's reach.
- Battery Preparation: Clean battery terminals with wire brush. Check electrolyte level - add distilled water if needed.
- Charger Placement: Place charger on stable, level surface. Ensure charger is away from battery and not sitting on battery.
- DC Connection: Connect RED clamp to POSITIVE (+) battery terminal. Connect BLACK clamp to NEGATIVE (-) battery terminal or chassis ground.
- AC Connection: Plug charger into grounded 120V AC outlet. Do not use extension cords unless specifically rated for charger use.
- Settings Selection: Select appropriate voltage (6V or 12V) and charging rate based on battery type and condition.
- Initial Test: Verify proper connection and monitor initial charging phase for normal operation.
Specifications
| Model Series | SC系列 Professional |
| Charger Type | Automatic Microprocessor Controlled |
| Input Voltage | 120V AC, 60Hz |
| Output Voltage | 6V / 12V Selectable |
| Charging Rates | 2A, 10A, 50A Boost |
| Battery Types | Standard, AGM, Gel Cell, Deep Cycle |
| Display Type | LED Display with Status Indicators |
| Safety Features | Reverse Polarity, Overheat, Short Circuit Protection |
| Dimensions (HxWxD) | 30 x 20 x 15 cm |
| Weight | 4.5 kg |
| Cable Length | 1.5 meter battery cables |
| Compliance | UL, CSA, CE Certified |
Warranty Information
- Full Warranty: 3 years parts and labor
- Transformer Warranty: 5 years on heavy-duty transformer
- Additional Coverage: Optional extended warranty available
For warranty service, contact Schumacher Customer Service at 1-800-621-5485 or visit SchumacherElectric.com
Operation Guide
Automatic Charging
Microprocessor automatically selects optimal charging rate and switches to float/maintenance mode when battery is fully charged.
Battery Reconditioning
Special mode helps recover lightly sulfated batteries by applying controlled charging pulses to break down sulfate crystals.
Engine Start Assist
50A boost setting provides extra power to help start vehicles with weak batteries in emergency situations.
Multi-Stage Charging
Bulk, absorption, and float stages ensure complete charging while preventing overcharging and battery damage.
Battery Testing
Built-in battery tester analyzes battery condition and indicates if battery can hold charge or needs replacement.
Maintenance Charging
Float mode maintains battery at optimal charge level for seasonal vehicles or equipment in storage.
Charging Modes Explained
Standard Charge
For regular charging of automotive batteries at 10A rate
Deep Cycle
Special algorithm for marine/RV deep cycle batteries at 2A rate
AGM/Gel
Lower voltage setting for sealed and AGM batteries
Engine Start
50A boost for emergency starting assistance
Recondition
Desulfation mode for recovering sulfated batteries
Maintenance
Float charging for long-term battery maintenance
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Charger won't turn on | No AC power, blown fuse, faulty outlet | Check power supply, test outlet, check fuse |
| Not charging | Poor connections, dead battery, wrong settings | Clean terminals, verify battery voltage, check settings |
| Charger overheating | Ventilation blocked, high ambient temperature | Provide adequate ventilation, move to cooler area |
| Error lights flashing | Reverse polarity, bad battery, internal fault | Check connections, test battery, contact service |
| Slow charging | Low charge rate selected, large battery | Select higher charge rate, allow more time |
| Battery gets hot | Overcharging, wrong battery type | Check settings, verify battery type compatibility |
Indicator Lights & Error Codes
- Green Solid: Charging in progress - normal operation
- Green Flashing: Battery fully charged - maintenance mode
- Red Solid: Charging error - check connections
- Red Flashing: Reverse polarity detected - disconnect immediately
- Yellow Solid: Battery reconditioning in progress
- Yellow/Green Alternating: Battery testing mode active
Manual Downloads
Current Model Manuals
SC1359
15A Automatic Charger
SC1322
50A Engine Starter
SC1281
6V/12V Charger Maintainer
SC1307
Professional SpeedCharge
Popular Previous Models
SE-1250
25A Manual Charger
SC600
6A Automatic Charger
SE-82-6
2/6/10A 3-Bank Charger
SC1200A
12A Automatic Charger