Error Code d90

FlowSense - ductwork 90-95% blocked

Also displayed as: d90

How to Fix

1. 1

   Do NOT use the dryer until the exhaust system has been cleaned and/or repaired.

2. 2

   Inspect external vent hood for lint blockage, damage, or debris.

3. 3

   Clean the entire duct run from dryer to exterior vent.

4. 4

   Check that the duct run does not exceed maximum allowable length with the number of elbows installed.

5. 5

   If duct run is excessively long, reroute or shorten the exhaust path.

6. 6

   Inspect for crushed or kinked flexible transition duct.

7. 7

   After cleaning and repair, run the FlowSense installation test: press Power, then hold Temp and Signal simultaneously until test display appears, then press START/PAUSE.

8. 8

   Monitor FlowSense bars during 2-minute test; zero bars = OK; four bars = still restricted.

9. 9

   d90 error displays for 2 hours only; pressing Power button or opening door will clear the display.

This Error Applies To

LG DLEX7600BE Series Dryers (2017) (2017–present)