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Rotenso · Split air conditioners · Rotenso Imoto wall-mounted inverter split

EL 01Indoor / outdoor unit communication error

Name in the manufacturer's documentation (service manual): Indoor / outdoor unit communication error[1]

In plain words (editorial)

The indoor unit cannot communicate with the outdoor unit – the indoor PCB, the outdoor PCB or a short-circuited component.

When to call a service technician: Call a service technician – the listed parts are inside the unit.

✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.

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. [1] Rotenso Imoto Series – IDU & ODU Units Service Manual (I21Xi, I26X, I35X, I50X, I70X), EN , p. 133 manufacturer document – copy from a distributor quote verified Indoor / outdoor unit communication error
  2. [2] Rotenso Imoto Series – IDU & ODU Units Service Manual (I21Xi, I26X, I35X, I50X, I70X), EN , p. 148 manufacturer document – copy from a distributor quote verified Indoor unit can not communicate with outdoor unit
  3. [3] Rotenso Imoto Series – IDU & ODU Units Service Manual (I21Xi, I26X, I35X, I50X, I70X), EN , p. 148 manufacturer document – copy from a distributor quote verified Indoor PCB
  4. [4] Rotenso Imoto Series – IDU & ODU Units Service Manual (I21Xi, I26X, I35X, I50X, I70X), EN , p. 148 manufacturer document – copy from a distributor quote verified Outdoor PCB
  5. [5] Rotenso Imoto Series – IDU & ODU Units Service Manual (I21Xi, I26X, I35X, I50X, I70X), EN , p. 148 manufacturer document – copy from a distributor quote verified Short-circuited component