LG DLEX3900BDryer
Error Code nP
No power / power supply incorrect
Moderate
Address soon - your appliance may not work properly
Also displayed as: nP
What This Means
Neutral wire disconnected at terminal block; Incorrect wiring at terminal block
How to Fix
- 1
Verify 120VAC between L1 and Neutral.
- 2
Verify 120VAC between L2 and Neutral.
- 3
Correct terminal block wiring.
Other Error Codes for DLEX3900B
tE4
Steam generator thermistor open or shorted
E5
Water supply pump failure - pump valve AD value below 10 in test mode
EE
EE PROM operation abnormal
InS
Installation test mode active (duct/exhaust check)
d75
Ductwork approximately 75% blocked - exhaust restriction detected
HS
Humidity sensor failure
PF
Power failure - house fuse blown or circuit breaker tripped
d80
Ductwork approximately 80% blocked