Fault Codes / Lennox / E8

Lennox E8

High

Mini-Split MWM/MPA (Außeneinheit) — Outdoor DC fan motor speed error.

Lennox E8: Outdoor DC fan motor speed error. This fault noticeably affects operation.

Possible causes

Fan motor blocked, wiring faulty, or motor faulty.

Check steps

Check fan blade for free rotation, test wiring and motor.

Affected parts

DC-Lüftermotor

Safety note

Isolate power, secure fan blade.

Source: Lennox Mini-Split Systems Service Manual — Indoor and Outdoor Unit Error Codes (Corp. 1816-L7, 2018), "Extended Reference Guide - Outdoor Unit Error Codes" §4 and "Indoor Unit Error Codes" §5

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

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