LG DLEX3900WDryer
Error Code HS
Humidity sensor failure
Moderate
Address soon - your appliance may not work properly
Also displayed as: HS
What This Means
Humidity Sensor defective; Moisture sensor bars disconnected or covered in lint/residue
How to Fix
- 1
Clean moisture sensor bars with alcohol.
- 2
Check sensor bar harness connections.
- 3
Check main PCB if harness is good.
Other Error Codes for DLEX3900W
tE4
Steam generator thermistor open or shorted
tE2
Thermistor of blower housing - outlet thermistor open or shorted
PS
Power supply wire connection wrong or loose (Black-White-Red wires). Electric dryer only.
tE1
Thermistor of blower housing - outlet thermistor open or shorted
d90
Ductwork approximately 90% blocked
dE
Door switch abnormal
E5
Water supply pump failure - pump valve AD value below 10 in test mode
EE
EE PROM operation abnormal