Fault Codes / Bosch / A41 (1010)

BO

Bosch A41 (1010)

High

Compress / Logamatic EMS plus — No BUS communication (DHW/storage module).

Bosch A41 (1010): No BUS communication (DHW/storage module). This fault noticeably affects operation.

Possible causes

BUS line / module faulty.

Check steps

Check BUS wiring, restart device; replace module.

Affected parts

BUS-Leitung
Modul

Safety note

Low voltage — work carefully.

Source: Bosch Logamatic EMS plus Servicehandbuch 6720809288

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

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