Fault Codes / Bosch / A01 (5917)

Bosch A01 (5917)

High

Compress — Communication with heating pump PC0 disturbed.

Bosch A01 (5917): Communication with heating pump PC0 disturbed. This fault noticeably affects operation.

Possible causes

Pump PC0 comms/wiring disturbed.

Check steps

Check pump PC0 & comms line.

Affected parts

Heizkreispumpe PC0

Safety note

230V — isolate power.

Source: Bosch resmi servis kılavuzu — Doc: 'A01 Customer Alarm: No communication with heating pump PC0. No communication with heat carrier circulation pump PC0.'

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

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