Hall Sensor Check
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
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
Heater Relay Check
Check Voltage at Pin #1 of CN2 and Pin #1 of RY2
When Heater Relay 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
MAIN PCB