Samsung WF365 Series Technical Information page 18

TROUBLE SHOOTING
To avoid risk of electrical shock, personal injury or death; disconnect power to washer
before servicing, unless testing requires power.
PROBLEM CHECKING AND METHOD OF PCB
WF364*
WF361*/WF363*/WF365*
Hall Sensor Check (WF364*)
Check Voltage at Pin #4 and #3 of CN8
Tester Check = DC0.6V or 1.3V
Check Voltage at Pin #4 and #2 of CN8
Tester Check = DC0.6V or 1.3V
Motor Check
Resistance at Pin #1 of CN1 and R1-GND = 280# or 470#
Resistance at Pin #2 of CN1 and R1-GND = 280# or 470#
Resistance at Pin #3 of CN1 and R1-GND = 280# or 470#
Door Lock Check
Check Voltage at Pin #1 of CN2 and Pin #6 of CN5
When Door Lock = AC 120V
[BIGBANG]Technical_information-03207A-03_EN.indd 18
WARNING
Drain Motor Check
Check Voltage at Pin #1 of CN2 and Pin #4 of CN5
When Drain Pump operates = AC 120V
Water Valve Check
Check Voltage at Pin #1 of CN2 and Pin #1,2,3 of CN5
When Drain Pump operates = AC 120V
AC Power Check
Check Voltage at Pin #1 and #3 of CN2
Check Voltage at Pin #1 of CN2 and Pin #1 of RY1
Tester Check = AC 120V
Heater Relay Check
Check Voltage at Pin #1 of CN2 and Pin #1 of RY2
When Heater Relay operates = AC 120V
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2013-7-16 17:15:11