Epson RC180 Manual page 242

Maintenance 8. Trouble Shooting
No. Message
Over speed during torque control.
5050
Check the work motion speed range.
15V PWM drive power supply failure.
5051 Reboot the controller. Replace the 15V
power supply.
Overload of the motor. Decrease the
5054
motion duty and the Accel.
Overload of the motor. Decrease the
5055
operation duty and the Accel.
G sensor output failure.
5056
Check the control board.
5072 Servo alarm B.
Motor is overloaded. Decrease the
5080
duty and the Accel.
High temperature of the encoder.
5098 Decrease the
reduction gear unit of the robot.
High temperature of the motor driver .
Clean the controller fan filter. Check
5099
the ambient temperature. Decrease the
duty.
5112 Servo alarm C.
230
Check the motion speed during torque
control.
Check the 15V power supply and cable
connection.
Replace the motor driver.
Replace the DMB.
Lower the motion duty.
Check the Weight/Inertia setting.
Check the robot. (Backlash, large load,
loose belt tension, brake)
Lower the motion duty.
Check the Weight/Inertia setting.
Check the robot. (Backlash, large load,
loose belt tension, brake)
Check the noise countermeasures.
Replace the control board.
Reboot the controller.
Lower the motion duty.
Check the Weight/Inertia setting.
Check the robot. (Backlash, large load,
loose belt tension, brake)
Wait until the temperature of the encoder
decreases.
Lower the motion duty.
duty. Check the
Check the Weight/Inertia setting.
Check the robot. (Backlash, large load,
loose belt tension, brake)
Clean the cooling fan filter.
Lower the motion duty.
Check the Weight/Inertia setting.
Lower the ambient temperature.
Reboot the controller.
Remedy Note 1 Note 2
RC180 Rev.17