Fault Codes / Airwell / d3
VRF Engineering Manual — High pressure protection (via switch 1).
Airwell d3: High pressure protection (via switch 1). This fault usually isn't an immediate stop, but should be checked soon.
Source: Airwell VRF Series Air Conditioner Engineering Manual, "Fault And Protection Code List" p.301 (ManualsLib scan of official manual)
Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.
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