Samsung WF405 A2 Series Fast Track Troubleshooting

Model: WF405**/A2
Bulletins:
QUICK TEST MODE:
TEST FUNCTION
1 Water Valve Test
2 Door Lock
3 Heater
4 Drain Pump /Bubble Pump
EEPROM MEMORY CLEAR DELAY START + POWER (with POWER OFF)
5
SERVICE MODE:
TEST FUNCTION
1 Cycle Count
2 Version
Board Input Test (Move Jog
dial to check LED) (See Chart
3
at bottom)
DIAGNOSTIC ERROR CODE
4
CHECK (See Below)
SPIN TEST ( RPM) (ref:
5
NB***)
NB*** Spin Test will NOT test Hall Sensor in this mode.
remember to offset counter weight when spin testing an empty machine
FACT: It is NORMAL for this unit to be unbalanced until 350-400 RPM –
counter weights will only align correctly after this RPM is reached
Service mode Option 3:
Board Input Test Chart
 Use the Board input test under service mode to test water temp,
during normal wash operation.
IMPORTANT SAFETY NOTICE – "For Technicians Only"
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:
HELP: 1-888-751-4086 (Tech Sup. – ASC/SSD) - 1-866-894-0637 (Tech Sup. - FE/ME)
GSPN: http://gspn3.samsungcsportal.com/main.jsp
PLUS ONE: http://my.plus1solutions.net/clientPortals/samsung
WITH POWER
PRESS
TEMP
**Door Lock Must be Activated 1
before running Component **
SPIN
SOIL
SIGNAL
WITH POWER
PRESS
SIGNAL
SOIL Level
Extra Rinse
SPIN - ("d" will start flashing) Turn dial
either clockwise (c.w) or counter c.w.
Pre Wash + Soil Level for 3sec. (To Pause:
press - START/PAUSE)
NOTE: ALWAYS
Fast Track Troubleshooting
Publication #Dr WF405*A2 Production Date 4/29/14
OFF -
SOIL + Signal + POWER
PRESS:
**Test Mode** With the Power Off
st
-
ON Signal + Extra Rinse
PRESS:
**With the Power On**
Service mode Option 4:
DIAGNOSTIC ERROR CODE CHECK
Activate the SERVICE MODE first (ref: above).
•
Press the SPIN key to start DIAGNOSTIC CODE check mode. "d" will start flashing.
•
To cycle through the diagnostic codes (d1, d2, d3, etc.), turn the rotary cycle selector
•
(knob) either clockwise or counter clockwise.
When turning the rotary selector key (knob) in one direction, it shows diagnostic codes
•
from the latest (d1).
Now when turning the knob in the opposite direction it shows the diagnostic codes in the
•
reverse order. E.g. When it stops at "d5" and then turn backwards, it shows from "d4" to
"d". (Refer to Diag. Code interpretation).
This service data sheet is