Generac PWRcell › Battery Management Unit (BMU)
Battery display shows N/A with no error code
fix confirmed
Symptoms
- Battery display just shows 'N/A' with no error code at all and stops charging
- A full system power cycle, fuse checks and cable inspections all come up clean
- Months of calls to Generac and the installer produce no fix
Alerts and codes
Battery shows N/A with no error code
The cause and the fix
Subscribers see the cause, the fixes that worked and who did them, part numbers and recent prices when a part is involved, and the field reports behind this entry.