ENTHALIO

Fault Codes / Mitsubishi Heavy / E14

MH

Mitsubishi Heavy E14

High

KX / FD — E14 = master/slave configuration error — wrong SW5 dip-switch setting on indoor PCB, or faulty control wiring (X/Y/Z) between master/slave units. NOT 'duplicate master outdoor-unit address' (that's E31).

Mitsubishi Heavy E14: E14 = master/slave configuration error — wrong SW5 dip-switch setting on indoor PCB, or faulty control wiring (X/Y/Z) between master/slave units. NOT 'duplicate master outdoor-unit address' (that's E31). This fault noticeably affects operation.

Possible causes

Check steps

Affected parts

Safety note

230V — isolate power.

Source: Mitsubishi Heavy resmi servis kılavuzu — DÜZELTİLDİ: MHI "Error Codes – R410A" (Mitsubishi Heavy Industries Air Conditioning Error Codes – R410A Systems), E14 row: "Flashes 3 times / Keeps Flashing / Stays off / Keeps Flashing — Incorrect setting of SW5 on indoor unit PCB when setting up a master / slave system. Incorrect control w…

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

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