Fault Codes / Mitsubishi Heavy / E39
KX / FD — Discharge temperature sensor (Tho-D) fault.
Mitsubishi Heavy E39: Discharge temperature sensor (Tho-D) fault. This fault usually isn't an immediate stop, but should be checked soon.
Source: Mitsubishi Heavy resmi servis kılavuzu — Mitsubishi Heavy KX-T-378 p.170: 'E39 E39-1,2 Discharge pipe temperature sensor anomaly (Tho-D1, D2)... Detection of anomalously low temperature (resistance) of Tho-D1, D2.' Matches app's 'Druckgas-Temperaturfühler (Tho-D) defekt.'
Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.
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