Section 5 – TROUBLESHOOTING Mini-Crawler Crane M A E D A
5-94 1/2019 MC285C-3
Working
Status
Lamp
flashes in
red
Sensor power supply Disconnected
Sensor power supply Short circuit
Emergency reset/Incline buzzer output
Disconnected
Emergency reset/Incline buzzer output
Short circuit
Light output Disconnected
Light output Short circuit
Horn output Short circuit
Working Status Lamp Green
Overload
Working Status Lamp Yellow
Overload
Working Status Lamp Red
Disconnected
Working Status Lamp Red
Short circuit
Working Status Lamp Red Overload
LS power supply Disconnected
LS power supply Short circuit
Alarm buzzer output Disconnected
Alarm buzzer output Short circuit
Alarm buzzer output Overload
Battery voltage Abnormality
• Check battery voltage.
• Check cables.
• Recharge/replace
battery.
CAN communication abnormality
Right slew detector abnormality
Left slew detector abnormality
Slewing lever detection abnormality
Hoisting lever detection abnormality
Raising/lowering lever detection
abnormality