Mitsubishi Electric MELSERVO-J3 Series Instruction Manual page 108

6. TROUBLESHOOTING
Display Name
E0 Excessive
regeneration
warning
E1 Overload
warning 1
E2 Direct drive
motor overheat
warning
E3 Absolute
position counter
warning
E4 Parameter
warning
E6 Servo forced
stop warning
E7 Controller
forced stop
warning
E8 Cooling fan
speed reduction
warning
E9 Main circuit off
warning
EC Overload
warning 2
ED Output watt
excess warning
Definition
Refer to chapter 8 of the MR-J3- B Servo Amplifier Instruction Manual.
Direct drive motor 1. Ambient temperature of direct drive
temperature rose and motor is over 40
exceeded 85 of the
2. Direct drive motor is overloaded.
alarm occurrence
level.
3. Thermistor in direct drive motor is
faulty.
Refer to chapter 8 of the MR-J3- B Servo Amplifier Instruction Manual.
Cause
Check environment so that ambient
(104 ). temperature is 0 to 40
1. Reduce load.
2. Check operation pattern.
3. Replace direct drive motor that provides
Replace the direct drive motor.
6 - 7
Action
(32 to 104 ).
larger output.