LGMG AS1930, Operation And Safety Manual

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LGMG North America Inc.
Operation and Safety Manual
37
84 Motor controller short circuit error Stop lifting and running
85 Brake release switch error Alarm only
86 Brake release not open error Alarm only
87 Brake application failure Alarm only
89 Motor protection open error Stop lifting and running
90 Alarm of exceeding 90% load Alarm only
91 Short circuit of left drive motor protection Stop lifting and running
92 Right drive motor protection short circuit Stop lifting and running
99 Alarm of exceeding 99% load Alarm only
OL Platform overload alarm Stop all actions
LL
“The machine tilts over the safety limit” error
Stop lifting and running
Table 11 - Troubleshooting Guide
Display Description
01 System initialization error: The ECU may have fault, replace the ECU.
02
System communication error: Check connection between the communication line and other cables. If fault
still exists, please replace the PCU or the ECU.
03 Invalid option setting error: Set proper options for the machine
04 The selected machine code is not within the application range, make selection again based on the model
06 Prompt of successful release of the parameter: Restart it
07 Determine whether the GPS platform issues a car lock command
08 Prompt of successful release of calibration data: Restart it
09 Whether the function bit is not configured
12
Chassis lifting or lowering button opening error during start: Check the wiring of the toggle switch or check
whether the toggle switch is jammed.
18
Pothole protection error: Check whether the pothole protection is activated, and check the pothole protection
limit switch. Check the wiring of the switch, lower limit switch and wiring.
27 Check that the proportional valve is wired correctly.
31
Pressure sensor error: Check the sensor wiring and the sensor. Check to confirm that the correct machine
option with overload detection is selected.
32
Angle sensor error: Check the sensor wiring and the sensor. Check to confirm that the correct machine option
with overload detection is selected.
33
1412 light load mode unsuccessful overload weight function data calibration error: Carry out weight
calibration again.
35 Check whether the calibration process is reversed
36 Check whether the vehicle voltage is too low and whether it needs to be charged.
38 Error of unsuccessful overload weight function calibration: Carry out weight calibration again.
39
Too low level of the battery: Check the battery level and fill the electrolyte if liquid level is too low. Check
whether the liquid level switch is installed correctly.