Fault Codes / Wolf / 077

WO

Wolf 077

High

CHA / BWL — eBus / bus cable communication error.

Wolf 077: eBus / bus cable communication error. This fault noticeably affects operation.

Possible causes

Bus cable faulty / polarity.

Check steps

Check eBus wiring & polarity.

Affected parts

eBus-Leitung

Safety note

Low voltage — work carefully.

Source: Wolf CHA/BWL Service Manual

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

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