Fault Codes / Gree / E7

GR

Gree E7

High

GMV6 — Outdoor control board internal error.

Gree E7: Outdoor control board internal error. This fault noticeably affects operation.

Possible causes

Outdoor PCB faulty.

Check steps

Power reset; replace PCB if needed.

Affected parts

Außen-PCB

Safety note

230/400V — isolate power.

Source: Gree GMV VRF Service Manual — Fault Code Table

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

Look up in Enthalio →

Related fault codes

High pressure protection triggered.E1 PCB EEPROM read/write error.E0 Condenser fan motor malfunction.E2 Insufficient refrigerant in system.E5 Oil inadequately returning to compressor.E6 Communication error outdoor ↔ indoor units.F0