Fault Codes / Airwell / E6

Critical

YHD — Communication error.

Possible causes

• Faulty link cable.
• Faulty PCB.

Check steps

• Check cable.
• Check/replace PCB.

Affected parts

• Platine

Safety note

Source: Airwell resmi servis kılavuzu — Airwell YHD/general R32 residential service manual fault code table (aggregated from airconditioningmanuals.com summary of official Airwell fault tables, corroborated by AW-FWDB service manual conventions): E6 = 'Communication failure' — 'Installation error or board problem in in…

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