TROUBLESHOOTING
Failure
Possible Cause
Corrective Action
1. The desulfurization stage
exceeds 4h.
2. Abnormal battery charging in
soft start stage.
3. Charging timeout in constant
voltage phase(24H)
4. Timeout in the repair phase(4H)
5. Repair mode Repair timeout(4H)
6. Desulphurization mode
Desulphurization timeout(24H)
1. Selected charging rate is too
small for big-size battery;
2. The battery condition is not
good.
Clamps connected to wrong polarity
Please replace the
battery.
1. Select higher charging
rate and recharge;
2. Battery may be dead,
check the battery
condition. Replace
battery if needed
Correct the polarity to
the right connection.
The temperature of the charger is
too high or the internal temperature
sensor of the charger fails.
Make sure the vents are
unblocked. The charger
will recharge automati-
cally after cooling down.
If the charger has been
unable to restore
charging, the tempera-
ture sensor failure, by a
professional mainte-
nance personnel to check
Abnormal battery voltage.
Disconnect the AC
power supply of the
charger, let the battery
stand for a period of time
and then charge it again.
If the same error occurs
again, replace the battery
BATTERY
FAILURE
OVERTIME
CHARGING
REVERSE
POLARITY
OVER HEAT
PROTECTION
HIGH INPUT
VOLTAGE
PROTECTION
