DAI

Daikin AF

Medium

VRV / Sky Air — Malfunction of humidifier system (accessory).

Daikin AF: Malfunction of humidifier system (accessory). This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Humidifier unit leaking.
Defective humidifier drain piping (slope etc.).
Defective indoor unit PCB.

Check steps

Check humidifier unit for leaks.
Check humidifier drain pipe & slope.

Affected parts

Luftbefeuchter-Einheit

Safety note

230V — isolate power.

Source: Daikin SM-TS3 (resmi) s.3 — DÜZELTİLDİ (2026-07-04): kod önceden 'Kondensatstand/Ablauf' etiketliydi, kılavuz AF='Malfunction of a humidifier system (optional accessory)' diyor

Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.

Look up in Enthalio →

Related fault codes

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