Samsung WF328AAW/XAA - Component Testing and Maintenance; Component Connector Checks

Sample Component – Connector Checks
Use Fast Track Manuals by model number
Water Temperature Thermistor Check
Test 1
Test 2
Connector CN 3 Pin 3 (White) and CN3 Pin 6
(Orange)
Operating voltage at Room
temperature -
Operating Resistance at
Room Temperature (Power
off) disconnect CN3
2.5VDC (5VDC May indicate a
connector issue)
12kΩ-14kΩ
Door Switch Check
Test 1
Test 2
Connector CN3 pins #6 (Org) & # 4 (Brn)
5VDC Door Open, 0VDC Door
Closed
Operating Resistance with
power off
open with door open, short
with door closed.
Water Level Sensor Check
Test 1
Test 2
Voltage: Connector CN 3 pins #6 (Org) & # 7
(Vio) And Connector CN 3 Pins #6 (Org) &
#8 (Pnk) Resistance: Connector CN 3
Pin 8 (Pink) and CN7 Pin 7 (Violet)
Operating voltage at no water in
the drum-
Operating Resistance
(Power off)
2.5VDC
CN3 Pin 8 (Pink) and Pin 7
(Violet) 22- 24Ω
Hall Sensor Check
Test 1
Test 2
Connector CN8 pins #4 (Org) & # 2 (Red)
additionally 4 (Org) & # 3 (Blu)
Manually spin the drum to see the
voltage change, Power On
N/A
0Vdc or 3.75Vdc
Motor Check
Test 1
Test 2
Connector CN9 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
A/C Power Check
Test 1
Test 2
Connector CN 5 Pins 1 (White) and 3 (Blue)
Power On 120VAC
N/A