Axpert inverter fault codes
Tap a code to see what it means, the safe checks, and when to call a pro.
Diagnose my screenshotCall a qualified installer
- Fault 01Fan locked
- Fault 03Battery voltage too high
- Fault 08Internal component failure
- Fault 09Internal component failure
- Fault 52Bus voltage too low
- Fault 53Internal component failure
- Fault 55Output voltage unbalanced
- Fault 57Internal component failure
- Fault 59PV voltage over limit
- Warning 03Battery over-charged
- Warning 32Display communication failure
Keep an eye on it
Safe to check yourself
Solar systems carry dangerous voltages. Only do the safe checks listed. If unsure, call a pro.