26 _ Troubleshooting
Error Type
Error
Mode
Causes
Corrective Actions
Description of Photo
DOOR
DDC
DC3
• Main PCB fault
• Bending connector
DDC means add door is
opened Close the add door.
Check add door switch,
Barrier, Lock module’s
movement is operate normally.
check Open detection switch
and Barrier ‘s Lock pillars
coming down while pressing in
operation normally.
Main PBA door detection
circuit is fault or connector
combination.
Replace or repair if faulty.
Check resistance values
normally displayed when
you press the door switch
button.
Check door lock motor
resistance. (1-2 pin
46.57±15Ω)
Lock stroke check normal
detection on protrusion
status. (3-4/3-5 pin check
resistance value displayed
normally).
Heater Error
HC,HC1
• Disconnection wire
• Heater falut
• Wash-thermistor
fault
Check for connection between
wire and heater.
If wash heater is faulty, replace
it.
- Refer the TYPE 1
If it is not problem in heater,
replace wash-thermistor
- Refer the TYPE 2
[ FRONT ]
A
B
► TYPE 1
Check the resistance
between A and B. It should
be 16.05±0.65Ω.
[ BACK ]
C
► TYPE 2
If TYPE 1 is OK, Change
a wash-thermistor at back
of Tub.
Water Leakage
Error
LC
• Check for any
leakage.
• Foreign material in
the DV case
• Fault of a hose
or incorrect part
engagement in the
product
Check for any leakage on the
base, Hose, Valve and Tub
connections and take any
required action.
During natural draining, this
error occurs because the
drain bellows are clogged with
foreign material. Remove the
foreign material.
Check the drain motor
operation. Replace if it does
not operate normally.
► DRAIN PUMP TYPE
(Automatic Drainage)
Check whether there is
any foreign material in the
bellows.
Check for any foreign
material, such as
underwear wires or
coins.
► PUMP TYPE
Check for any leakage on
the base, Hose, Valve and
Tub connections.
