Fault Codes / Haier / E5

HA

Haier E5

Critical

MRV 5 — Compressor overload protection.

Haier E5: Compressor overload protection. This fault typically halts operation and needs immediate attention.

Possible causes

Compressor overloaded / high pressure / winding.

Check steps

Check pressure & condenser, measure winding & insulation.

Affected parts

Verdichter

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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Related fault codes

Communication error.E7 Condensate drain violation / clogged.E0 Room temperature sensor fault.E1 Low pressure protection.E3 Indoor EEPROM error.E4 Work-intense / overload protection.E9