© Jan. 2024
50 0608ME All Maintenance Manual
TROUBLESHOOTING GUIDE
Table 9-2 (continued)
Fault Cause Solution
No overload warning
Weight sensor not calibrated
for rated load or calibrated with
wrong lift height.
• The sensor has not been calibrated.
• The wiring of the load sensor is incorrect.
• Faulty sensor
Machine travels and
then stops
intermittently.
Battery level low/incorrect
calibration
• Re-calibrate parameters.
• Battery is depleted, not as indicated by the battery
gauge.
Parameters after
setting could not be
saved successfully
after several attempts.
Saving error
• Parameter error
• The ground controller is malfunctioning.