Daikin E1

Critical

VRV / Sky Air — Outdoor PCB faulty.

Daikin E1: Outdoor PCB faulty. This fault typically halts operation and needs immediate attention.

Possible causes

Voltage spikes / supply issue.
PCB component or connector faulty.

Check steps

Check supply voltage (400V ±10%).
Check connectors on outdoor PCB.
Replace PCB if fault persists.

Affected parts

Outdoor-PCB

Safety note

230/400V — isolate power.

Source: Daikin SM-TS3 (Simple Self-Diagnosis by Malfunction Code, resmi) veya VRV IV+ Service Manual (ManualsLib) — SM-TS3 p.3: 'E1 Defective outdoor unit PCB — Defective outdoor unit PCB, Defective connection of inside/outside relay wires' (RA/SkyAir/VRV/Package/Chiller).

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

Look up in Enthalio →

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