13 ERROR DISPLAY
If there is an operation error, or if there is an occurrence of the electric component problem on the washing machine, the program of the operation shall be stopped, and warning buzzer shall be rung (All of U and H21), and "U" and a number appears alternately.
(Incase of U11)
Indication
Contents
Detect contents
Check point
Method to clear
U11
Unable to drain
Incase won't detect reset point in 12 min. After starting of drain.
■ Is something wrong with the drain hose?
■ Is lint clogging it?
■ Check if condition of the water level detector.
After solving proble­ms, open the door and close it, and then restart operation.
U12
The door is open
Door is opening at start point of the operation.
■ Is the door open?
Close the door to start operation.
U13
Unbalanced load
Detect unbalanced load at spin process.
■ Chack if clothes are not tangled in the drum. ■ Check if the washer is not installed on an unstable or sloping floor.
After solving proble­ms, open the door and close it, and then restart operation.
U14
Unable to supply water
It's takes over 20 min. to reach specified water level.
■ It's takes over 20 min. to reach specified water level.
■ Check if condition of the water valve.
■ Is the filter of the feed valve clogged?
After solving problems, open the door and close it, and then restart operation.
U18
Drain filter is not set
Detect drain filter is securely tightened
■ Check if drain filter is securely tightened during the operation.
Set the drain filter properly
HO1
Water level detector
Input frequency from the water level detector is out of rated frequency.
■ Check if condition of the connectors.
■ Replace water level detector.
■ Replace PC Board (Power side).
Turn off the power
H04
Short circuit of power relay on the PC.Board
Detect short circuit of the power relay on the PC Board.
■ Replace PC Board.
Remove the power plug
H05
Data shall not be memorized.
Data won't saved to the micro processor(In case of service check mode-B).
■ Replace PC Board (Power side).
■ Effected service mode (Check mode-B) only.
Turn off the power
H07
Malfunction of rotary detector.
Input signal from the rotary detector when operating the motor shall be occurred out of standard.
■ Check if condition of the connector and lead wire of the rotary detector.
■ Replace the motor.
■ Replace the PC Board (Power side).
Turn off the power
H09
Open circuit of the PC Board's communication line
Won't communicate between the main micro processor and the indication micro processor.
■ Check if lead wire condition of PC Board between power and operation side, and replace one of PC Boards.
Remove the power plug
H17
Open circuit or short circuit of the thermistor TH4
Detect abnormal signal from the thermistor TH4
■ Check if condition of the connectors.
■ Replace the thermistor TH4
Turn off the power
Indication
Contents
Detect contents
Check point
Method to clear
H18
Open circuit or short circuit o the motor thermistor TH5
Detect abmormal signal from the motor thermistor TH5
■ Check if condition of the motors connector. ■Replace the motor.
Turn off the power
H 21
Water shall be leaked from the feed valve
Water level detector detect increasing of water level.
■ Clean the diaphragm inside of the feed valve or replace the feed valve.
■ Operate the Geared motor and the drain pump to drain water.
Turn off the power
H23
Open circuit or short circuit of the heater relay
Detect abnormal signal of the Heater Relay
■ Replace PC.Board(Power side)
Turn off the power
H25
Open or short circuit of the Geared motor
Geared motor won't operate even operating position
■ Check if condition of the connector for the Geared motor.
■ Replace the Geared motor.
■ Replace the PC.Board (Power side).
Turn off the power
H27
Malfunction of the door lock switch.
Door lock switch won't operate even operating position.
■ Check if condition of the connector for the door lock switch.
■ Replace the door lock switch.
■ Replace the PC.Board (Power side).
Turn off the power
H29
Decreased rotation speed of the cooling fan
Rotation speed of the cooling fan shall be decreased below 1200r/min
■ Check if condition of the connector for the cooling fan.
■ Replace the cooling fan.
■ Replace the PC Board(Power side)
Turn off the power
H41
Acceleration data shall not be alterated
During spinning acceleration data shall not be obtained or alterated
■ Replace the 3D sensor.
■ Replace the PC Board(Power side).
Turn off the power
H43
Water shall be leaked inside of the washing machine
Water leak detector detct water on the botton plate
■ Check if water leakage from the hoses and joint portions inside of the washing machine.
Turn off the power
H46
Open or short circuit of the water leak detector
Detect abnormal signal from the water leak detector.
■ Replace PC Board(Power side)
Turn off the power
H52
Supplied abnormal high voltage
Measured input voltage (20% higher against rated voltage).
■ Check input voltage to the washing machine.
Turn off the power
H53
Supplied abnormal Low voltage
Measured input voltage (20% Lower against rated voltage)
■ Check input voltage to the washing machine.
Turn off the power
H55
High current signal shall be flowed during motor rotation
Detect abnormal high current signal during motor rotation
■ Replace the PC.Board(Power side)
Turn off the power