Troubleshooting
Safety
WARNING!
Risk of electric shock.
This can result in serious injuries or death.
▶
Before opening the device:
▶
Unplug the device from the mains.
▶
Disconnect battery.
▶
Put up an easy-to-understand warning sign to stop anybody inadvertently
switching it back on again.
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Using a suitable measuring instrument, ensure that electrically charged com-
ponents (e.g. capacitors) have been discharged.
WARNING!
Danger from an inadequate ground conductor connection.
This can result in severe personal injury or damage to property.
▶
The housing screws provide a suitable PE conductor connection for earthing
the housing and must NOT be replaced by any other screws that do not
provide a reliable PE conductor connection.
Protection
devices
Ready indicator flashing, error indicator flashing:
Cause: Mains fault - mains voltage outside the tolerance range.
Remedy: Check mains conditions.
Ready indicator lit, error indicator flashing:
Cause: Short circuit on the charging plug or charger lead. Short circuit
detection active.
Remedy: Check charger leads, contacts and battery poles.
Cause: Battery overvoltage or undervoltage.
Remedy: Select correct charging characteristic/function, or set correct
battery voltage.
Ready indicator lit, error indicator lit:
Cause: Polarity reversal of charger leads. Reverse polarity protection
has tripped.
Remedy: Connect battery poles correctly.
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