Fault Codes / Midea / P4

MI

Midea P4

Medium

Compressor discharge pipe high temperature protection.

Midea P4: Compressor discharge pipe high temperature protection. This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Refrigerant shortage/leak.
Discharge sensor (NTC) faulty.

Check steps

Check refrigerant charge and subcooling.
Measure discharge sensor (NTC ~10kΩ at 25°C).

Affected parts

Kältemittel / NTC

Safety note

Observe F-Gas — system under pressure.

Source: Midea 2nd Gen VRF Servis Kılavuzu, Tablo 6-1.1 s.38

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

Look up in Enthalio →

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