Chapter 9 Troubleshooting and Countermeasures
ACH200 Series High Voltage Variable Frequency Speed Control System Operating Manua
138
Other sub-
codes
Multiple
faults
occur
simultaneously while learning
1. Check whether the motor connection is
correct
2. After rewiring learning still report the
sub-code failure, seek technical support
from the manufacturer
9.5 Fault Reset Method
When the AC drive stops operating due to a fault, please follow the steps below to identify the
cause and restart the AC drive after taking appropriate countermeasures.
9.5.1 A Fault Occurred but the AC drive was not Powered ff
1. Confirm the fault code displayed on the keypad and the FA.39 fault subcode
2. Please refer to the section on troubleshooting to troubleshoot the cause of the problem.
3. Perform a fault reset operation.
9.5.2 Fault Reset
After the occurrence of a fault, to restore the AC drive to normal, it is necessary to reset the
fault after eliminating the cause of the fault. There are four types of fault reset methods, namely:
1. Press the display reset button when a fault occurs.
2. Functional input terminal function selects fault reset and makes the terminal valid.
3. Send the fault reset command through communication.
4. The AC drive is re-powered.
