Fault Codes / Lennox / 42

LE

Lennox 42

Critical

LMC / Compactor — Evaporator freeze protection active.

Lennox 42: Evaporator freeze protection active. This fault typically halts operation and needs immediate attention.

Possible causes

Water temp below threshold / low refrigerant.

Check steps

Check water flow & charge.

Affected parts

Verdampfer-Sensor

Safety note

Follow F-Gas.

Source: Lennox LMC Chiller Service Manual

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

Look up in Enthalio →

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