Samsung WF241ANW Troubleshooting Manual

IMPORTANT SAFETY NOTICE – "For Technicians Only" This service data sheet is intended for
Model:
use by persons having electrical, electronic, and mechanical experience and knowledge at a level
WF241ANW 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.
Quick Test Mode
Note: This test erases all faults and memory
To enter press Soil, Spin, & 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.
played the PCB ass'y is defective.
3. When the version is displayed, turn the Jog-Dial
so that the version disappears. Each step of the
Jog-Dial displays the following; cycle count, water
level frequency, water temperature, EP condition,
test, spin, version.
Press the following keys to test the various compo-
nents.
Water valves: (lock the door first)
cycle in this order: Bleach, Cold Main, Hot & then off.
Door Lock/Unlock: Press Spin Key.
Drain Pump: Press Signal Key.
Water heater: Press Soil Level Key.
Motor test: When either Test or Spin is displayed on
the LCD, press Start/Pause key.
Test mode: You can test the clockwise and counter-
clockwise movement of the motor. However, the water
level must satisfy the heater water level (24300) to en-
ter Test mode.
Spin mode: You can test the motor at a high rpm.
Demo mode: With power on press Delay Start and
Soil. '----' is displayed.
Wash; press Temp. UASH is displayed. Press Start
and agitator operates for 5 minutes without water.
Spin; press Spin. SPin is displayed. Press Start and
unit spins to 1030 RPM for 4 minutes without water.
LED; press Soil. LEd is displayed. Press Start and all
lLEDs are lit for 30 seconds.
Fast Track Troubleshooting
Publication # rsWF241 Revision Date 12/20/2011
Service Mode:
: This mode allows more detailed operation tests and trouble-
shooting, To enter press Delay Start & Spin
simultaneously with the power on.
While in Service Mode the following tests can be performed:
Quick Spin Test = Delay Start & Temp :
the drum motor from 0 to maximum RPM over a few min-
If EEEE is dis-
utes.
ance detection is bypassed and the door may not lock.
Press the Start/Pause 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 (Temp + Spin) button to see
how many times the unit was used
Soft Ware # = Press the Soil button to see the software version
Press Temp Key to
Fast Time Down = Start Cycle, then Service mode. Press the
Fault Code Test = Press the Spin 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 cycle # that the
error occurred)
Peripheral (Main PCB) input Tests; Select Steam (display
shows ln)
1. Water Temperature; Turn the Jog-Dial so that the Heavy
Duty LED is turned on. The Water Temperature will be dis-
played in Fahrenheit.
2. Door status; Turn the Jog-Dial so that the Permanent Press
LED is turned on. The door status will be displayed (OP if open,
CL if closed).
3. Door lock; Turn the Jog-Dial so that the Sanitize LED is
turned on. The door lock Switch status will be displayed (UL if
unlocked, Lo if locked).
4. Water Frequency; Turn the Jog-Dial so that the Pure Cycle
LED is turned on. The Water Frequency will be displayed.
Note: Stay with the washer during this test, out of bal-
information
Temp button to advance to the next cycle
This accelerates