Growcol GCL Series, User Manual, Page: 22 / 24

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7 Operating of the Battery
7.1 LED Indicator
The LED indicates the operating state of the battery.
LED
Explanation
Blue Normal status; SOC is above 20%.
Green Normal status; SOC is below 20%.
Red Attention light (when appearing for 5 minutes or less)
indicates self-recoverable faults present.
Red Warning light (when red light is on for more than 12
hours) indicates fault occurs in the batter, please
contact technical support for help.
7.2 Turn On/Off the Battery
•When turn on the battery, turn on the isolator firstly, then switch on the
battery;
•When turn off the battery, switch off the battery firstly, then disconnect the
isolator.