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same in all the battery cells. Dry cells shorten battery life and may cause
irreparable damage to the entire battery (not relevant to maintenance-free
gel batteries).
ATTENTION!
If the battery is damaged, the acid is highly corrosive!
4.12. IMPORTANT! Rooms where batteries are being charged
should always be well ventilated.
Before using battery-powered models, read carefully the
instructions on use and maintenance of the machine, batteries and
charger; procedures and precautions to be observed while charging
batteries and connecting the charger and inspection and
maintenance of batteries and maintenance schedules.