Fault Codes / Daikin / 7H

High

Altherma — Water flow malfunction – flow too low.

Possible causes

• Air in system / closed valves.
• Clogged dirt filter or faulty pump.

Check steps

• Bleed, open valves, clean filter.
• Check flow & pump.

Affected parts

• Schmutzfilter
• Umwälzpumpe
• Durchflusssensor

Safety note

Source: Daikin resmi servis kılavuzu — Daikin Altherma Service Manual (e.g. EGSQH10S18AA9W, ManualsLib p.35): code 7H-04 'Water flow abnormality during DHW operation' and 7H-06 'Water flow abnormality during space heating operation' — 'Water flow abnormality detected mainly during heating/DHW operation'; unit stops, c…

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

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