Battery & Charger - Hyundai HYM120Li510 User Manual

2.42 DO NOT exhaustively discharge the batteries.
Exhaustive discharge will damage the battery cells.
2.43 The most common cause of exhaustive discharge is lengthy storage or non-use of
partially discharged batteries.
2.44 Stop working as soon as the performance of the battery falls noticeably or the
electronic protection system triggers.
2.45 Place the battery pack in storage only after it has been fully charged.
2.46 Protect batteries and the tool from overloads.
Overloads will quickly result in overheating and cell damage inside the battery
housing even if the overheating is not apparent externally.
2.47 If the battery pack suffers overloading and overheating, the integrated protective
cut off will switch off the equipment for safety reasons.
2.48 Use only original battery packs.
The use of other batteries pose a fire risk and may result in injuries or an explosion.
2.49 NEVER modify the plug in any way.
2.50 DO NOT use any adapter plugs with grounded appliances.
2.51 Keep the battery charger and battery packs out of reach of children.
2.52 During periods of heavy use, the battery pack will become warm.
Allow to cool to room temperature before inserting into the charger to recharge.
2.53 DO NOT overcharge batteries.
2.54 Frequent insertion of a charged or partially charged battery pack will result in
overcharging and cell damage.
2.55 DO NOT leave the battery in the charger for days on end.
2.56 NEVER use or charge a battery if you suspect that it has been more than 12 months
since the last time it was charged.
There is a high probability that the battery pack has already suffered dangerous
damage (exhaustive discharge).
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