Fault Codes / Gree / H4

GR

Gree H4

Medium

GMV6 — Compressor discharge temperature sensor fault.

Gree H4: Compressor discharge temperature sensor fault. This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Sensor open/short / misfitted.

Check steps

Check discharge sensor & seat on pipe.

Affected parts

Heißgasfühler

Safety note

Mind hot discharge side.

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 →

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