Mitsubishi Heavy E18

Medium

KX / FD — Address setting error of master and slave indoor units.

Mitsubishi Heavy E18: Address setting error of master and slave indoor units. This fault usually isn't an immediate stop, but should be checked soon.

Possible causes

Master/slave assignment of indoor units misconfigured.

Check steps

Check and correct the group's master/slave setting.

Affected parts

DIP-Schalter Einstellung
Bedienungsanleitung
Kein Ersatzteil — Einstellung/Konfiguration prüfen (DIP, Menü)

Safety note

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Source: Mitsubishi Heavy Industries FDC-KXZE2 VRF Troubleshooting Manual (KX-T-378), "8. System Troubleshooting Procedure" error code table

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

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Related fault codes

High pressure fault.E40 Communication error during operation.E5 Outdoor DC fan motor abnormalityE48 Compressor start failure (CM1/CM2)E59 Drain water level abnormality (float switch)E9 Communication error indoor ↔ remote controllerE1