Samsung WF350AN XAA Series - Washer Connector Pinouts; Water Level and Hall Sensor Testing; Motor and Heater Relay Testing

Washer Connector Checks WF350
CN2
1 AC Pwr (Blk)
2 Power off Detection (Yel)
3 Door Lock Detection (Brn)
Water Level Sensor Check
Test 1 Test 2
Voltage: Connector CN 7 Pin 6 (Pink) and Pin 5
(Orange) And Connector CN 7 Pin 7 (Violet) and
Pin 5 (Orange)
Resistance: Connector CN 7 Pin 6 (Pink) and Pin 7
(Violet)
Operating voltage at no water in the
drum-2.5VDC
Operating Resistance (Power
off)
Pin 6 (Pink) and Pin 7 (Violet)
22- 24Ω
Hall Sensor Check
Test 1 Test 2
Connector CN6 Pin 4 (Orange) and Pin 2 (Red)
additionally Pin 4 (Orange) and Pin 3 (blue)
Manually spin the drum to see the volt-
age change, Power On. 0Vdc or
3.75Vdc
N/A
Motor Check
Test 1 Test 2
Connector CN5 Pin 1 (Blue), Pin 2 (White) and Pin
3 (Red)
Power Off 11.5Ω across Pins 1-2,
Pins 1-3, & Pins 2-3
N/A
CN5
1 Motor Pwr U Phase (Blu)
2 Motor Pwr V Phase (Wht)
3 Motor Pwr W Phase (Red)
CN3
1 Door Close (Blk)
2 Door Open (Wht)
3 Drain Pump (Vio)
4 Steam Valve (Red)
5 Bleach Valve (Pnk)
6 Pre Valve (Yel)
7 Main Cold Valve (Blu)
8 Hot Valve (Org)
CN6 (Hall Sensor)
1 +5 vdc (Pnk)
2 Sensor Signal (Red)
3 Sensor Signal (Blu)
4 Ground (Org)
CN8
PCB Sub (Display)
CN7
4 Water Temp Thermistor (Wht)
5 Water Temp Thermistor Gnd. (Org)
6 Water Level Sensor (Pnk)
7 Water Level Sensor (Vio)
Main Relay
1 AC Pwr N (Blu)
2 AC Pwr (Wht)
Heater Relay
1 AC Pwr L1 (Blk)
2 AC Heater (Red)
CN1
1 Reactor (Gry)
2 Reactor (Gry)
Steam Relay
1 AC Pwr L1 (Blk)
2 AC Heater (Org)
CN4
1-3 Door Ck Sw(Org-Gry)