Ampler Curt 2021, Руководство пользователя

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44 Ampler – Stout, Stellar, Curt Cleaning, maintenance and care
8.2.9 Rechargeable battery
ATTENTION
Damage to the battery is caused by a permanently low charge level when not in use for a long time.
The battery cells may be damaged.

Check the state of charge regularly and charge the battery if necessary.
Check battery
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Check the state of charge of the battery regularly every 5 to 6 weeks.
Charging the battery
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Charge the battery when the state of charge is too low.
Check charging port
1. Check the charging port, especially the contact pins.
2. In case of dirt or corroded contacts: Clean the charging port. Do not use metal brushes or or similar conductive brushes.
Cleaning the charging port
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If necessary, clean the charging port by applying some contact cleaner and using e.g. an old toothbrush.