Fault Codes / Midea / P7

MI

Midea P7

High

V6/V8 — Incorrect phase sequence or phase loss.

Midea P7: Incorrect phase sequence or phase loss. This fault noticeably affects operation.

Possible causes

Phases swapped / phase missing.

Check steps

Check all 3 phases; swap 2 phases if needed.

Affected parts

Phasenwächter
Sicherungen
Klemmenblock

Safety note

400V — isolate power.

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.

Look up in Enthalio →

Related fault codes

Condenser fan motor failed or drawing excessivE2 Reversing valve not switching correctly.E3 Insufficient refrigerant.E5 Oil not returning to compressor.E6 Main outdoor control board error.E7 System configuration error.E8