Fault Codes / Midea / F5

V6/V8 — Internal PCB communication within outdoor unit failed.

Possible causes

• Internal main↔INV PCB link loose/faulty.

Check steps

• Power off: reseat PCB connectors.

Affected parts

• Außen-PCB
• Inverter-PCB

Safety note

Source: Midea V5/V6/V8 VRF Service Manual — Error Code Table

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

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