Failure reason and maintenance program
① The charger is faulty, so the battery is not fully charged: Change or revamp the
charger.
② The battery socket is aging, the connection is not good: Repair or change the battery.
4.4.5 Faults phenomenon: When the charger is charging the vehicle or battery, after
plugging the plug, the charger green light is always on or no light is on and the fan
doesn't move, cause of the faulty and methods to repair:
①Notice the order of connection between the charger and the battery: Firstly connect
the charger output plug with the battery firmly, and then connect the input to the electric
supply
②The battery temperature is lower than 0 degree or higher than 50 degree: Wait until
the temperature of battery is higher than 3 degree or lower than 45 degree;
③The connection between the charging plug and the socket is not firm: Unplug the
charging plug, re-plug it, observe the charging status, or change the battery;