Fault Codes / Lennox / 13

LE

Lennox 13

Critical

LMC / Compactor — High pressure switch tripped.

Lennox 13: High pressure switch tripped. This fault typically halts operation and needs immediate attention.

Possible causes

Condenser / fan / overcharge.

Check steps

Clean condenser, check fan & pressure.

Affected parts

Druckschalter (HP)
Verflüssiger

Safety note

High-pressure side & follow F-Gas.

Source: Lennox LMC Chiller Service Manual

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

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