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CF(M)-3K-12 SUPERCOMBI USER’S GUIDE
33
9. Troubleshooting
Code
Fault Type
Possibility
Solution
01
SOC Low
The battery is over
discharged
1. Start the Charge mode
2. To check whether the
cable of battery side is
reasonable
3. Fasten the battery wiring
02
Battery
Under-Voltage
1. Disconnect or poor
connect with battery
2. Battery is out of
power
3. Battery cable is too
long or too thin
1. Charging battery
2. To check whether the
cable of battery side is
reasonable
3. Fasten the battery wiring
03
Battery over
voltage
Mismatched battery
Check if the battery is in the
specification range.
04
Short circuit of
battery side
“Dead” battery or short
circuit of batter side
1. Confirm that the battery is
"dead" and use the "dead"
battery charging function.
2. Check if there is a short
circuit on the wiring of battery
side
21
Grid
Under-Voltage
The Grid voltage is too
low.
1. Check if the wire of electric
supply is connected correct.
2. Confirm if the electric
supply is normal.
22
Grid
Over-Voltage
The Grid voltage is too
high.
23
Grid Frequency
Over Range
The grid frequency is
abnormal.