Motomaster Battery Charger 111568 Manual May 2026

The MotoMaster Model 111568 is a heavy-duty, manual battery charger designed for lead-acid automotive, marine, and deep-cycle batteries. Unlike automatic chargers, this unit requires constant user monitoring to prevent overcharging. This paper outlines its operational mechanics, safety hazards, and proper termination procedures.

  • Charging complete – charger will switch to float/maintain automatically. Disconnect AC first, then battery clamps.

  • Cause: The battery is likely aged or sulfated beyond recovery. The 111568 includes desulfation logic, but it cannot resurrect physically damaged plates. motomaster battery charger 111568 manual

    Solution:


    | Problem | Likely Cause | Solution | |---------|--------------|----------| | Ammeter reads 0 | Bad connection, dead battery, or blown fuse | Check clamps. Test battery voltage. Replace internal fuse (see manual). | | Ammeter high but not dropping | Battery sulfated or manual timer too long | Stop charging – battery may be bad. Test with hydrometer. | | Battery boiling violently | Overcharging (timer too long) | Immediately turn off. Let cool. Reduce charge time next attempt. | | Charger hums but no output | Internal circuit breaker tripped | Unplug, wait 15 mins, try again with a different battery. | The MotoMaster Model 111568 is a heavy-duty, manual

    Cause: This model has a “safety lockout” if it detects improper connection or a sulfated battery. Charging complete – charger will switch to float/maintain

    Solution from manual: