Fronius Acctiva Smart 25 A Instructions De Service page 65

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If the battery voltage selection window does not open, then the battery is in a state of ex-
treme deep-discharge (less than 2 V). In this case, it is advisable to use Refresh mode to
reactivate the deep-discharged battery. For more information, see the "Refresh mode" sec-
tion.
- A corresponding warning appears
If Charging mode is still required despite the battery being in a state of extreme deep-dis-
charge
- Acknowledge the warning via the OK button using the Stop/Start key.
- Use the Up/Down keys to select the correct battery voltage in the subsequent selec-
tion window.
- Confirm the selection using the Stop/Start key
WARNING!
*)
Danger if battery is not monitored during conservation charging.
Serious injury and material damage can result, in particular due to short circuits, arcs and
oxyhydrogen explosions.
► Visually inspect the battery at a regular interval as specified by the manufacturer (but
at least once per week) to ensure the battery is filled to the max. marking with acid.
► In the event of the following, do not start the device or switch it off immediately and
have the battery checked by an authorised workshop:
Uneven acid levels or high water consumption in individual cells
Impermissible warming of the battery to above 55 °C (131 °F).
WARNING!
Danger following ignition of oxyhydrogen caused by sparks resulting from the
charging leads being disconnected too soon.
This can result in serious injury and damage to property.
► Before disconnecting the charging leads, press the Stop/Start key to finish charging.
Set the correct battery voltage using the Up/Down keys (6V /
12V / 24V).
Confirm the selection using the Stop/Start key
- A set of four bars shows the state of
charge of the battery (e.g. three bars
represent a state of charge of 80%).
- All four bars are continuously display-
ed.
- The state of charge is 100%.
- The battery is ready to use.
- The battery may remain connected to
the charger under certain conditions
- Conservation charging counteracts
battery self discharge.
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