Samsung WW7 J5 Series Service Manual page 31

Infor-
Information
mation
Type
Code
• The Power button is
Switch
• A button other than the
bC2
(Main Relay)
• Main PCB relay fault
• Washing Temperature
Cooling CC
• Description of PL hazard
dC
• Door switch fault
Door dC1
• Main PCB fault
dC2
Causes
• Check whether either the Power
switch or a tact switch is continually
pressed.
continually pressed.
• Check whether the service PBA
holding screws are fastened too
Power button is continually much. If they are fastened too
pressed. much, loosen them a little.
• If the main PBA switching IC on/
off error has occurred, replace the
main PBA.
• This error occurs if the water
Temperature is more than 50 ˚C in
draining. Check the temperature.
• If the water temperature is normal,
this error is due to a temperature
sensor fault
sensor fault. Replace the washing
heater.
prevention
When replacing the washing
heater, take care to prevent water
leakage.
• If a dC error occurs, check whether
it occurs during the Boil cycle.
- If it is detected that the door is
open, close the door.
• The 220V is directly connected
to the door. Check and repair
the power wire connections and
insulation state.
• Check the door switch. Replace if
faulty.
• Check the main PBA door sensing
circuit. Replace if faulty.
• Check the drain Pump wire
connection.
Corrective Actions
Check the contact between the control panel buttons
and their corresponding tact switch.
- There must be a gap between a control panel
Check the resistance on the Heater.
(For faulty features)
Check the voltages both terminals of the Heater
while washing.
Check 25.19 ~ 27.84Ω on both terminals and the
voltage of the Heater.
▶ Type1
The resistance of Nos. 3 and 5 of the DOOR LOCK
SWITCH must be approximately 1000Ω±50%.
▶ Type2
The resistance of No. 2 and 3 of the DOOR LOCK
SWITCH must be approximately 155~200Ω
( In state of pushing slider)
Description of Photo
button and its corresponding micro switch.
Otherwise, an error occurs after approx. 30
seconds has passed.
3 5
Troubleshooting _ 29
GAP