37
Fault
Name
Fault Code Corrective Measure
833
1. Please contact the installer or manufacturer to up-
grade the hybrid inverter, WiNet, and battery software to
the latest version.
2. If the problem is not resolved, please check whether
the system configuration is correct (SUNGROW single-
phase hybrid inverter used with battery system consisting
of 2~6 PACKs; SUNGROW three-phase hybrid inverter
used with battery system consisting of 3~8 PACKs).
3. If the problem is not resolved, please contact the in-
staller to change the order of PACKs and re-install the
battery system.
4. Please contact the installer or the manufacturer if the
issue persists for a long time. Switch off the battery sys-
tem immediately if the SOC drops below 3% to avoid
damage caused by battery over-discharge.
Battery
alarm
932, 939, 964
1. Generally, the battery will return to normal
automatically.
2. Please contact the installer or the manufacturer if the
issue remains unresolved for a long term. Turn off the
battery immediately if the SOC drops below 3% to avoid
damage caused by battery over-discharge..
937, 941, 942
1. Generally, the battery will return to normal
automatically.
2. If the problem is not resolved, please upgrade the
battery software.
3. Please contact the installer or the manufacturer if the
issue remains unresolved for a long term. Turn off the
battery immediately if the SOC drops below 3% to avoid
damage caused by battery over-discharge..
User Manual 8 Troubleshooting and Maintenance
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