Daikin E8

Critical

VRV / Sky Air — Overcurrent of inverter compressor.

Daikin E8: Overcurrent of inverter compressor. This fault typically halts operation and needs immediate attention.

Possible causes

Compressor faulty.
Inverter main circuit capacitor faulty.
Outdoor unit PCB or power transistor faulty.

Check steps

Measure compressor insulation resistance.
Check inverter PCB & capacitor.

Affected parts

Verdichter
Inverter-Platine

Safety note

High voltage! Let capacitors discharge.

Source: Daikin SM-TS3 (resmi) s.3 — DÜZELTİLDİ (2026-07-04): kod önceden 'Eingangs-Überstrom/Überspannung der Versorgung' etiketliydi, kılavuz E8='Overcurrent of inverter compressor' diyor (giriş beslemesi değil, kompresör devresi)

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

Look up in Enthalio →

Related fault codes

Outdoor PCB faulty.E1 Refrigerant shortage (low pressure / stop valvU0 Power supply defect / brief power failure.U2 Transmission error indoor/outdoor unit.U4 Low-pressure protection / LP sensor (suction bE4 Inverter compressor instantaneous overcurrent L5