Daikin L3

High

VRV / Sky Air — Electrical box temperature rise.

Daikin L3: Electrical box temperature rise. This fault noticeably affects operation.

Possible causes

Control box ventilation blocked / dusty.
Control box fan faulty / high ambient.

Check steps

Clean/check vents & control box fan.
Check control box thermistor.

Affected parts

Schaltkasten-Lüfter
Schaltkasten-Thermistor

Safety note

High voltage! Let capacitors discharge.

Source: Daikin SM-TS3 (Simple Self-Diagnosis by Malfunction Code, resmi) veya VRV IV+ Service Manual (ManualsLib) — SM-TS3 p.4: 'L3 El.compo. box temperature rise' — exact match.

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

Look up in Enthalio →

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