Fault Codes / Haier / F23

HA

Haier F23

Critical

MRV 5 — Single phase overcurrent.

Haier F23: Single phase overcurrent. This fault typically halts operation and needs immediate attention.

Possible causes

Compressor overload / winding / phase.

Check steps

Check winding & phase, find overload cause.

Affected parts

Verdichter
Inverter-PCB

Safety note

High voltage! Let capacitors discharge.

Source: Haier H-MRV / MRV5 Service Manual — Error Code Table

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

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