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Model reference

LG DLEX3900

Dryer

2 documents16 error codes2 service modes

Available documentation

Service Manual

  • Electric & Gas Dryer Service Manual65 pg
    Covers this model
  • ELECTRIC & GAS DRYER SERVICE MANUAL65 pg
    Covers this model
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Error codes (16)

CodeMeaning
d75Ductwork is approximately 75% blocked (displayed for 2 hours only).d80Ductwork is approximately 80% blocked (displayed for 2 hours only).d90Ductwork is approximately 90% blocked (displayed for 2 hours only).d95Ductwork is approximately 90-95% blocked (displayed for 2 hours only).dEDoor switch is abnormal (displayed only in test mode).E5Water supply pump AD value is less than 10 in test mode, indicating pump…EEEEPROM operation is abnormal.HSHumidity sensor failure.nCNFC module is open or shorted.nPNo powernUNFC module is wrong/incompatible.PFPower failurePSPower supply wire connection is wrong or loose (electric dryer only).tE1Outlet thermistor on blower housing is open or shorted.tE2Outlet thermistor on blower housing is open or shorted.tE4Steam generator thermistor is open or shorted.

Service modes (2)

  • Diagnostic Test Mode["Unit must be in standby (unit plugged in, display off).","Press Power button.","Press More Time…
  • Installation Test (Duct Check)["Remove the drying rack and literature, close the door

Full entry steps, exit procedures, and test sequences are available in Max.

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