Schumacher Manual Battery Charger

User Manual & Operation Guide

Professional Series

Installation Guide

Tools Needed:

  • Adjustable wrench
  • Screwdrivers (flat and Phillips)
  • Wire cutters/strippers
  • Multimeter
  • Safety gloves and goggles

Step-by-Step Installation

  1. Choose Installation Location: Select a dry, well-ventilated area away from flammable materials and direct sunlight.
  2. Unpack and Inspect: Remove all packaging materials and inspect the charger for any visible damage.
  3. Power Connection: Connect to a properly grounded 120V, 60Hz, AC outlet. Ensure the outlet matches the charger's power requirements.
  4. Battery Preparation: Clean battery terminals and ensure proper ventilation in the charging area.
  5. Connection Sequence: Connect RED clamp to positive (+) terminal first, then BLACK clamp to negative (-) terminal or grounded chassis.
  6. Settings Configuration: Set voltage (6V/12V), charge rate, and charging mode according to battery type.
  7. Initial Test: Perform a test charge on a known good battery to verify proper operation.
Warning: Always follow safety precautions when working with batteries. Wear protective equipment and ensure proper ventilation to prevent explosion risks from hydrogen gas.

Specifications

Model Series SC1500 / SC2000 Series
Type Manual Battery Charger
Color Red/Black Professional
Battery Compatibility 6V & 12V Lead-Acid Batteries
Charge Rates 2A, 10A, 50A Start, 200A Engine Start
Display Type Analog Meters with LED Indicators
Input Voltage 120V AC, 60Hz
Output Voltage 6V/12V DC Selectable
Dimensions (HxWxD) 30 x 25 x 18 cm
Weight 8.5 kg
Cable Length 2.5 meters
Safety Features Reverse Polarity Protection, Overload Protection

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

Key Features

Multi-Stage Charging

Intelligent charging algorithm with bulk, absorption, and float stages to properly charge and maintain batteries without overcharging.

Engine Start Function

200-amp engine start capability provides emergency starting power for vehicles with dead batteries.

Battery Recondition Mode

Special mode designed to recover and recondition sulfated batteries, extending battery life and restoring capacity.

Manual Control Options

Full manual control over charge rates and modes for experienced users who want precise charging parameters.

Heavy-Duty Construction

Industrial-grade components including a massive transformer, high-current diodes, and thermal protection for reliable operation.

Multi-Battery Support

Capable of charging various battery types including standard, AGM, gel cell, and deep cycle batteries.

Charging Modes Explained

Standard Charge

Regular charging mode for maintaining healthy batteries at 2-10 amp rates

Fast Charge

High-rate charging at 50 amps for quick battery recovery when time is limited

Engine Start

200-amp boost mode for starting vehicles with completely dead batteries

Battery Recondition

Special cycle that helps break down sulfate crystals on battery plates

Float Maintenance

Low-current mode for maintaining battery charge during long-term storage

Deep Cycle Mode

Optimized charging profile for deep cycle marine and RV batteries

Troubleshooting

Problem Possible Cause Solution
Charger won't turn on Power issue, blown fuse, faulty outlet Check power supply, replace fuse if needed, test outlet with another device
No charge current Bad connections, dead battery, wrong settings Check all connections, verify battery condition, ensure correct voltage setting
Overheating High ambient temperature, blocked vents, excessive load Move to cooler location, ensure ventilation, reduce charge rate
Reverse polarity alarm Clamps connected backwards Disconnect immediately and reconnect with correct polarity
Low charge rate Weak battery, corroded terminals, long cables Clean terminals, check battery health, use shorter cables if possible
Meter not reading correctly Faulty meter, internal connection issue Verify with multimeter, contact service center if meter is faulty

Indicator Lights & Alarms

  • Red Light (Solid): Charging in progress - Normal operation
  • Red Light (Flashing): Fault detected - Check connections and battery
  • Green Light: Charge complete - Battery fully charged
  • Yellow Light: Maintenance mode - Float charging active
  • Continuous Alarm: Reverse polarity - Immediately disconnect
  • Intermittent Alarm: Overheating - Allow to cool before continuing

Manual Downloads

Current Model Manuals

SC1355

Manual 50/10/2 Amp Charger

SC1353

Manual 30/10/2 Amp Charger

SC1359

Manual 200/50/10 Amp Charger

SC1362

Manual Wheeled Charger/Starter

Popular Previous Models

SC1000A

10/2 Amp Manual Charger

SC1200A

12 Amp Manual Charger

SC1307

30 Amp Manual Charger

SC600

6/2 Amp Manual Charger

Note: For models not listed here, please visit the Schumacher Support Website for complete documentation.