Axpert Fault 01 fault: Fan locked
Call a qualified installer
Urgency: medium
What it means
The cooling fan has stopped turning while the inverter is on. It needs an installer before it overheats.
Likely causes
- Fan blocked or failed
Don't try to fix this yourself
When to call a pro
Call a qualified installer now. Switch off heavy loads and don't try to repair anything yourself.
Solar systems carry dangerous voltages. Only do the safe checks listed. If unsure, call a pro.
Source: Voltronic Power 1.5KW/3KW/5KW Solar Inverter/Charger User Manual v1.8 (Axpert VM III) (paraphrased)
Axpert-type inverters are sold under many names; codes can differ slightly by model.