Fault Codes / Bitzer / 4501
ECOLINE / IQ Module — Compressor rotation direction wrong (phase sequence).
Bitzer 4501: Compressor rotation direction wrong (phase sequence). This fault usually isn't an immediate stop, but should be checked soon.
Source: Bitzer CM-RC Reference Manual
Reviewed by Anıl Güzeldemir — in the refrigeration machine room since 2006, developer of Enthalio.
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