GoodWe · PV inverters · GoodWe ET G2 6–15 kW (three-phase hybrid inverter)
F33Flash R/W Abnormal
Name in the manufacturer's documentation (user manual): Flash R/W Abnormal
[1]
In plain words (editorial)
Internal flash memory read/write abnormal. The manual says to upgrade to the latest firmware.
When to call a service technician: If it persists, contact your dealer or GoodWe after-sales.
✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.
For technicians
Possible causes (source text)
- Possible causes: flashcontent changed;flashlifespa n exhausted;[2]
Steps given by the manufacturer (source text)
⚠ Work on refrigerant circuits, mains electricity and PV DC wiring is for qualified technicians only.
The Polish page has more detail (plain-language explanation, safe checks, guides): Read in Polish →
Sources
Every statement has a footnote to the document and PDF page. “Quote verified” means the quote was found automatically in the text of that page.
- [1] GoodWe Residential Smart Inverter Solutions – ET G2 6-15K (+ LX F / LX D) – User Manual V2.2 (2026-09-30) (V2.2-2026-09-30) , p. 202 official manufacturer document quote verified
- [2] GoodWe Residential Smart Inverter Solutions – ET G2 6-15K (+ LX F / LX D) – User Manual V2.2 (2026-09-30) (V2.2-2026-09-30) , p. 202 official manufacturer document quote verified
Possible causes: flashcontent changed;flashlifespa n exhausted
- [3] GoodWe Residential Smart Inverter Solutions – ET G2 6-15K (+ LX F / LX D) – User Manual V2.2 (2026-09-30) (V2.2-2026-09-30) , p. 202 official manufacturer document quote verified
Upgrade to the latest firmware
- [4] GoodWe Residential Smart Inverter Solutions – ET G2 6-15K (+ LX F / LX D) – User Manual V2.2 (2026-09-30) (V2.2-2026-09-30) , p. 202 official manufacturer document quote verified
Contact your dealer or after-sales service center