6
Troubleshooting
General faults
Before the open circuit voltage test, nothing appears on the display
After establishing the battery connection, not all display elements are activated
Cause: Battery is flat/in deep discharge
Remedy: Charge a deep-discharge battery
Cause: Charger leads not connected to correct poles
Remedy: Connect battery poles correctly
Startability not displayed
After the startability test, the charger changes over immediately to the alternator test
Cause: Very good battery and/or very high ambient temperature
Remedy: System in very good condition. No remedial action necessary.
Errors in test
mode
Cause: Charger leads not connected to correct poles
Remedy: Connect battery poles correctly
Cause: Battery open circuit/contact fault
Remedy: Check charger leads, contacts and battery poles
Cause: Charger lead short circuit
Remedy: Check charger leads, contacts and battery poles for short circuit
Errors during
charging
Charger switches off during charging
Cause: High ambient temperature. Charger overheating.
Remedy: Allow charger to cool down. Charging will recommence automatically once
the charger has cooled sufficiently
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