Fault Codes / Aux / F1

AU

Aux F1

Medium

Inverter — Outdoor air sensor open/short.

Aux F1: Outdoor air sensor open/short. This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Sensor / connector.

Check steps

Check outdoor sensor.

Affected parts

Außenfühler

Safety note

230V — isolate power.

Source: Aux Inverter Split Service Manual

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

Look up in Enthalio →

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