When your solar inverter starts up it will display an error code that can help you troubleshoot the problem. In this guide we discuss solar inverter error codes for all the major solar brands & provide troubleshooting to help you fix the problem.
Fault Codes:
- 01 Error
Fan is locked when inverter is off. - 02 Error
Over temperature. - 03 Error
Battery voltage is too high. - 04 Error
Battery voltage is too low. - 05 Error
Output short circuited or over temperature is detected by internal converter components. - 06 Error
Output voltage is abnormal. - 07 Error
Overload time out. - 08 Error
Bus voltage is too high. - 09 Error
Bus soft start failed.
Warning Codes:
- 01 Warning
Fan is locked when inverter is on. - 03 Warning
Battery is over charged. - 04 Warning
Low battery - 07 Warning
Overload - 10 Warning
Output power derating - E9 Warning
Battery equalization
