Refresh Mode - Fronius Acctiva Smart 25 A Instructions De Service

Refresh mode

General informa- "Refresh" mode is used to charge the 12 V starter battery if it is suspected that the battery
tion has been in a state of deep discharge over a long period (e.g. battery sulphated)
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Danger from overheated battery.
This can result in serious injury and damage to property.
► Batteries must be supervised during the charging process.
► Monitor the battery temperature and interrupt the charging process if necessary.
► Do not reactivate the battery in an ambient temperature of over 30 °C (86 °F).
► "Refresh" mode can cause the battery to reach temperatures of up to 45 °C (113 °F).
► Immediately switch off the charger if the battery temperature exceeds 45 °C (113 °F).
NOTE!
Danger from "Refresh" charging on an installed vehicle battery connected to the ve-
hicle power supply.
This can result in damage to the vehicle electronics.
► Disconnect the battery from the vehicle power supply and remove it from the vehicle
The success of refresh charging depends on the degree of sulphation of the battery.
NOTE!
Danger from improper use of the "Refresh" charging function.
The battery may become damaged due to water loss or drying as a result. Make sure that
► the battery is at ambient temperature (20 - 25 °C) (68 °F - 77 °F).
► the battery capacity has been correctly set.
► the battery has been disconnected from the vehicle power supply.
► "Refresh" charging is carried out on batteries removed from the vehicle, either in the
Danger from battery acid.
This can result in personal injury.
► Wear eye protection and suitable protective clothing when handling battery acid.
► Rinse any acid splashes immediately and thoroughly with clean water.
► Seek medical attention if necessary.
► Do not inhale any of the gases and vapours released under any circumstances.
Refresh mode may be used on the following batteries:
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Battery is charged to maximum acid density
Plates are reactivated (degradation of sulphate layer)
WARNING!
before carrying out refresh charging.
open (without being exposed to direct sunlight) or in well-ventilated areas.
CAUTION!
Wet batteries:
sealed batteries with a liquid electrolyte (identifiable on the vent plugs)
After reactivating, check the acid level and top up with distilled water if necessary.
Absorbent Glass Mat (AGM) batteries:
sealed batteries (VRLA) with immobilised electrolyte (sealant) and maintenance-free
wet batteries (MF)
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