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matthew33Sep 1, 2025
How to fix external fan fault (Event 7508) on SMA SUNNY BOY 4000TL?
- EEmily BlackSep 1, 2025
If your SMA Inverter shows an external fan fault (Event 7508), the fan is either clogged or defective. Clean the fan or replace it.
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How to fix external fan fault (Event 7508) on SMA SUNNY BOY 4000TL?
If your SMA Inverter shows an external fan fault (Event 7508), the fan is either clogged or defective. Clean the fan or replace it.
What to do if my SMA SUNNY BOY 4000TL says SD card defective (Event 7101)?
If your SMA Inverter says the SD card is defective (Event 7101), the SD card is not formatted correctly or is defective. Re-format the SD card and re-save the files to the SD card.
How to fix parameter file not found error (Event 7102) on SMA Inverter?
If your SMA Inverter reports that the parameter file was not found or is defective (Event 7102), copy the parameter file into the SD card drive :\PARASET directory.
How to resolve no update file found error (Event 7110) on SMA SUNNY BOY 4000TL Inverter?
If your SMA Inverter reports that no update file was found (Event 7110), copy the update file into the SD card drive :\UPDATE directory.
What to do if SMA Inverter displays 'External fan fault (Event 7508)'?
General| Rated Output Power | 4000 W |
|---|---|
| Max. Input Voltage | 600 V |
| Number of MPP Trackers | 1 |
| European Weighted Efficiency | 96.5% |
| Nominal AC Voltage | 230 V |
| Frequency Range | 50 Hz / 60 Hz |
| Protection Class | IP65 |
| Operating Temperature Range | -25 °C to +60 °C |
| Model | SUNNY BOY 4000TL |
| Cooling | Natural convection |
