ENTHALIO

Fault Codes / Carrier / P9

CARR

Carrier P9

Critical

DC fan protection. Check outdoor fan motor and wiring.

Carrier P9: DC fan protection. Check outdoor fan motor and wiring. This fault typically halts operation and needs immediate attention.

Possible causes

Check steps

Affected parts

Safety note

De-energize first, fan may coast.

Source: Carrier X-Power VRF Series Owner's Manual s.7 — P9='DC fan protection'

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

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