: Use safety glasses and protective gloves to shield yourself from battery acid.
| Feature | Specification | | :--- | :--- | | | 120V AC, 60 Hz (Standard North American outlet) | | Output Voltage | 12V DC | | Charge Rates | 2A (Trickle/Small), 10A (Fast/Medium), 30A (Boost/Heavy) | | Engine Start | Yes (Peak 30A assist for cranking) | | Reverse Polarity Protection | Yes (Fused) | | Thermal Overload | Automatic reset | | Weight | Approx. 8.5 lbs (3.8 kg) | | Cable Length | 6 ft AC cord, 6 ft DC cables |
Understanding the interface ensures you choose the correct settings for your specific battery type and condition. Current (Amp) Selection
Identify which battery post is grounded to the vehicle chassis (usually the negative post). motomaster battery charger 111567 manual verified
| Error Code | Meaning | Verified Fix | |------------|---------|----------------| | | Reverse polarity | Swap the clamps (positive to positive, negative to negative). | | E02 | Bad battery connection | Clean terminals and reconnect firmly. | | E03 | Battery voltage too low (<3V) | Charge with another charger at 2A for 15 minutes to bring voltage up. | | E04 | Short circuit in battery cell | Battery is dead—replace it. (Verifies with a voltage drop test over 1 hour.) | | E05 | Internal temperature >65°C | Unplug and cool for 30 minutes. Verify fan is spinning. | | E06 | 40A boost timeout exceeded | 40A mode auto-shuts off after 5 seconds if engine doesn't start. Wait 2 minutes and retry. |
: Wear eye and clothing protection. Keep fresh water and soap nearby in case of contact with battery acid. Troubleshooting Common Error Codes
He could buy a new charger—one of those fancy digital ones with desulfation modes and Bluetooth—but he hated throwing away things that could be fixed. Plus, the 11-1567 was a classic workhorse. : Use safety glasses and protective gloves to
The original manual dedicates two full pages to safety. Do not skip this section. These rules prevent explosions, acid burns, and electrical fires.
Do not use the 40A boost on batteries under 50Ah—the internal resistance is too low, causing voltage overshoot and potential venting of electrolyte.
: Ensure the charging area is well-ventilated and away from flammable materials. Never place the charger directly above or below the battery. Connect to Power Current (Amp) Selection Identify which battery post is
Yes. When the battery is fully charged, the charger automatically switches to , which keeps the battery at optimal voltage without overcharging. This makes the charger safe for long‑term battery maintenance.
Detects sulfated batteries and attempts to restore them. Verified Manual Highlights & Operating Modes