Samsung WW90M6 Service Manual page 39

Infor-
Information
mation
Type
Code
DDC/
ddC
Door
DC3
HC
Heater HC1
HC2
LC
Water Leakage
LC1
Overflow OC
MAIN PBA
none
DC voltage
WW22N6850NX-A2_SM.indb 37
Causes
• DDC/ddC means add door is
• Check add door switch, Barrier,
• Add door switch fault
• Main PCB fault
• Bending connector
• Main PBA door detection circuit is
• Replace or repair if faulty.
• A fault of the temp sensor located
• Heater fault
• A fault of The Temperature
• Check if the overheating sensor of
sensor at the center of the dry
heater
• Steam function fault
• If it faulty, Replace it
• Freezing in the winter season
• Check for any leakage on the
• Check for any leakage.
• Foreign material in the DV case
• Fault of a hose or incorrect part
• Check the drain motor operation.
engagement in the product
• If the water level sensor has a
• Check the hose. This error occurs
• Water level sensor fault
• Freezing in the winter season
• This error occurs if water is frozen
• Check the DC voltage of the Main
• PBA malfunction
Corrective Actions
opened Close the add door.
Lock module's movement is
operate normally. check Open
detection switch and Barrier 's
Lock pillars coming down while
pressing in operation normally.
fault or connector combination.
at between the heater terminals
- An HC or HC1 error occurs.
the dry heater (or air wash heater)
is faulty
- A n HC2 error occurs. Check the
steam heater. Replace if faulty.
Check for any leakage on the base, Hose, Valve and
Tub connections.
base, Hose, Valve and Tub
connections and take any required
action.
Replace if it does not operate
normally
Check the hose connected to the water level sensor.
functional error, replace it.
if it is torn or has a hole.
in the winter season. Check the
method to remove freezing and
follow as directed.
PBA, replace if wrong voltage
output.
- Normal: Approx 12V
- Normal: Approx 5V
Description of Photo
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)
Wash heater
Check whether the hose is folded, cut, or
damaged.
Troubleshooting _ 37
2018/2/1 17:15:51