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SERVICE TEST
NOTE: Only the Service Technician can execute this procedure.
Accessing Service Test:
Press and hold the Start/Pause button with the Dishwasher turned OFF.
Power the machine ON while continuing to hold Start/Pause button in for at least six
seconds (6)
The Service Test starts automatically displaying "SP 01".
Release the Start/Pause button.
All LED's blink for approximately 2 seconds (LED test).
If a failure code has occurred, it is stored within the PCB's memory and displayed in the
first 6 seconds of the Service test. Up to 3 codes are stored in memory. Failure codes would
have a prefix number of 1, 2, and 3 with 1 being the latest code and so on.
If an error occurs during the Service Test, the error code displays at its completion.
Step
Displayed
Last 3 Fault Codes
0
SP01
Drain
SP02
Fill
SP03
Fill+ Wash
SP04
Turbidity Sensor*
SP05
Wash
SP06
Wash+ Heat*
Regeneration Valve* /
SP07 / SP08
Turbo Fan
9
Drain
10
End
* During the Service Test an unsuccessful heating failure test (F8) works with reduced time to
diagnose (first measurement at 2min20sec and the second measurement at 4min20sec)
NOTE:
a. If you open the door during a Service Test, the Start/Pause led blinks and "SP" displays
on the LED panel.
b. If you press the Start/Pause button during a Service Test, the first wash program starts.
WSF67251S, WSF67381S & WSU67381S
Time
6 sec
6 sec
~1 min
30 sec
1 min
5 min
1 min
20 sec
-
Tested Load
Up to 3 codes are displayed during
this time
Drain pump.
Flow meter; Inlet Valve;
Flow meter; Inlet Valve; Pressure Switch;
Measurement sensor of water turbidity
(*if fitted)
Circulation pump; Regeneration Valve;
Detergent Dispenser.
Heater (PSW); NTC; Diverter (position).
*Regeneration Valve (N/A) + Turbo Fan
(Turbo Fan only WSF & WSU67381S)
Drain pump; Pressure Switch.
Code Error or End LED
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