Battery analysis and fault signals:
Chargers are capable of checking the battery status prior to and during charging and indicating any connec-
tion faults between the charger and the battery to be charged. The following indications can appear in the
event of faults during charging:
Display message
Cause
Solution
Terminals are not connected
correctly to the battery. Possible
reverse polarity.
Connect the terminals correctly and
restart charging (see “Charger use”).
Battery voltage too high (attempt to
charge a 24 V battery).
Check battery voltage range.
Battery charge capacity too high.
Use a charger with a greater charge
capacity.
Battery is incapable of retaining a
good charge level.
Battery may be faulty.
Heavily discharged battery is not
rechargeable.
Battery may be faulty.
Battery voltage too weak, not
rechargeable. Charging of batteries
under 0.8 V is impossible.
Battery may be faulty.
Cable disconnected or short
circuited.
Connect the terminals correctly and
restart charging (see “Charger use”)
Complete short circuit on battery.
Battery may be faulty.
