The appliance is equipped with an automatic error-monitoring system to detect and diagnose problems at an early stage. If this appliance does not function properly or does not function at all, check the following before you call LG Electronics service centre.
F11
Drainage problem
Call for service if the same problem occurs again.
F1z
Water inlet problem
Check the water tap is on. Call for service if the same problem occurs again.
F13
Water level problem
Turn off the water tap. Call for service if the same problem occurs again.
F4O
Water leakage problem
Turn off the water tap. Call for service if the same problem occurs again.
F41
Heater circuit problem
Call for service if the same problem occurs again.
F4z
Thermistor problem
Call for service if the same problem occurs again.
Fs4
Excessive water supplied
Turn off the water tap. Call for service if the same problem occurs again.
F6O
Communication problem
Call for service if the same problem occurs again.