Fault Codes / Vaillant / F.754

High

flexoTHERM/aroTHERM — Fan unit fault.

Possible causes

• Main PCB ↔ fan link interrupted.
• Fan PCB faulty.

Check steps

• Check link & fan PCB.
• Check fan motor.

Affected parts

• Ventilator-Leiterplatte
• Ventilatormotor

Safety note

Source: Vaillant resmi servis kılavuzu — ManualsLib s.40: 'F.754 – Fault: Fan unit'

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

Look up in Enthalio →

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