Samsung WF410AN XAA Series Fast Track Troubleshooting

Model: WF410AN*/XAA
Please Note: There are
multiple Versions of this
model, verify you are order-
ing the correct parts.
NOTICE
The WF410 incorporate parts
changes in the motor circuit, main
PCB and wiring harness. You can
determine which parts are re-
quired by inspecting label inside
the door. If the version number is
not listed, it is the original design.
Version 01 Parts Changed
ASSEMBLY BLDC MOTOR,
ASSEMBLY PCB MAIN, AS-
SEMBLY M.WIRE HARNESS
Quick Test Mode:
Note: This test erases all faults and memory
To enter press Soil, Signal, & Power
simultaneously with the power off.
1. All LED's light up and the washer beeps as it
enters the Quick Test Mode.
2. The unit displays the software version for a
second then clears the EEprom.
3. After the displaying the software version, LCD
will display Model information. If EEEE is displayed
the PCB ass'y is defective.
4. When the version is displayed, turn the Jog-Dial
CCW until version disappears. Press the following
keys to test the various components
Press Temp Key (Lock door with Spin key) to cycle
through the Water Valves circuit test in this order: Cold
Main, Bleach, Hot, Boot valve then off.
Press Spin Key to test Door Lock/Unlock circuit.
Press Signal Key to test Drain Pump
Press Soil Key to test Water Heater
EEPROM Clear Check
Power off, Press Delay Start, Signal and Power Key at
the same time. Good = Good Fail = FAIL
All memory will be cleared, including Fault Codes
This should be done when a new Main PCB is installed
Fabric Softener Dispenser Test:
Start Rinse and Spin Cycle. After fill is completed
remove detergent drawer, place towel below opening
and within 3 minutes the dispenser will activate
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Help — GSPN http://service.samsungportal.com/
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# tsWF410 RevB 02/20/2011
Fast Track Troubleshooting
IMPORTANT SAFETY NOTICE – "For Technicians Only" This service data sheet is
intended for use by persons having electrical, electronic, and mechanical experience
and knowledge at a level generally considered acceptable in the appliance repair trade.
Any attempt to repair a major appliance may result in personal injury and property
damage. The manufacturer or seller cannot be responsible, nor assume any liability for
injury or damage of any kind arising from the use of this data sheet.
:
SUPPORT INFORMATION
http://support-us.samsung.com/spstv/howto.jsp
Publication # tsWF410 Revision Date 02/20/2011
Service Mode:
This mode allows more detailed operation tests and trouble-
shooting, to enter press Signal & Extra Rinse
simultaneously with the power on.
While in Service Mode the following tests can be performed:
Quick Spin Test = Delay Start & Pure Cycle:
ates the drum motor from 0 to maximum RPM over a few
minutes. Note: Stay with the washer during this test, out of
balance detection may be bypassed.
button during the test to hold its spinning speed for 10 minutes
before going back to Quick Spin Test Mode.
Cycle Count = Press the Signal button to see how many
times the unit was used.
Soft Ware # = Press the Soil button to see the software version
Fault Code Test = Press the Extra Rinse button to view the
stored fault codes – then turn Jog Dial to view error codes
(Push Start/Pause while the code is displayed to view the num-
ber of cycles since the error occurred)
Peripheral (Main PCB) input Tests
1. Press Pure Cycle. Then turn the Jog-Dial so that the Extra
Rinse LED is turned on. Next, press the Start/Pause Key. The
Water Temperature will be displayed in Fahrenheit.
2. Press Pure Cycle. Then turn the Jog-Dial so that the Extra
Spin LED is turned on. Next, press the Start/Pause Key. The
door status will be displayed (OP if open, CL if closed).
3. Press Pure Cycle. Then turn the Jog-Dial so that the Delay
Start LED is turned on. Next, press the Start/Pause Key. The
door lock Switch status will be displayed (UL if unlocked, Lo if
locked).
4.Water Frequency/Water Sensor Testing - Select a cycle &
start the washer, enter Service Mode & press Pure Cycle.
Turn the Dial so that the Pure cycle LED is turned on. Next,
press the Start/Pause Key. The Water Frequency will be dis-
played. The frequency will change as the unit fills.
This acceler-
Press the Start/Pause
1