Haier · Split air conditioners · Haier Flexis Plus (wall-mounted split, R32)
E4Indoor eeprom failure
Name in the manufacturer's documentation (service manual): Indoor eeprom failure
[1]
In plain words (editorial)
Indoor EEPROM failure: the settings memory on the indoor board has wrong data or is damaged. The service manual says to replace the main board.
When to call a service technician: Call a service technician.
✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.
For technicians
Detection conditions (source text)
- When the data of EEPROM is error or the EEPROM is damaged[2]
Steps given by the manufacturer (source text)
- Replace the indoor or outdoor mainboard[5]
⚠ 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] Haier – Service Manual, Model AS35S2SF1FA-BH (Flexis Plus), Version V1, 2020-11-14 (V1 (2020-11-14)) , p. 29 official manufacturer document quote verified
- [2] Haier – Service Manual, Model AS35S2SF1FA-BH (Flexis Plus), Version V1, 2020-11-14 (V1 (2020-11-14)) , p. 31 official manufacturer document quote verified
When the data of EEPROM is error or the EEPROM is damaged
- [3] Haier – Service Manual, Model AS35S2SF1FA-BH (Flexis Plus), Version V1, 2020-11-14 (V1 (2020-11-14)) , p. 31 official manufacturer document quote verified
Faulty EEPROM data
- [4] Haier – Service Manual, Model AS35S2SF1FA-BH (Flexis Plus), Version V1, 2020-11-14 (V1 (2020-11-14)) , p. 31 official manufacturer document quote verified
Faulty PCB
- [5] Haier – Service Manual, Model AS35S2SF1FA-BH (Flexis Plus), Version V1, 2020-11-14 (V1 (2020-11-14)) , p. 31 official manufacturer document quote verified
Replace the indoor or outdoor mainboard