Fault Codes / Bosch / A51 (813)

BO

Bosch A51 (813)

High

Compress / Logamatic EMS plus — Collector temp sensor — connection line to solar module faulty.

Bosch A51 (813): Collector temp sensor — connection line to solar module faulty. This fault noticeably affects operation.

Possible causes

Line solar module ↔ sensor broken.

Check steps

Restore line / replace sensor.

Affected parts

Kollektorfühler

Safety note

Collector surface hot (>100 °C in summer).

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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