User Manual

Chapter 10 Troubleshooting
10 - 5
24.
NES1-OP does not appear. NES1-OP display is abnormal.
Possible Cause(s) Corrective Action
Poor contact of the inverter connector and
NES1-OP.
Please reconnect the NES1-OP after power-off.
25. Output phase loss protection(E34) is occur.
Possible Cause(s) Corrective Action
Motor cable is disconnected or not
connected.
Check the wiring.
Motor current is small. Out phase loss set(C157) sets 00(disable).