Electrolux W475 - Program Unit Operations; Control Panel and User Interface

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6581
5190
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K21
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Program unit
The control panel contains a program knob and
a display. The panel can also be equipped with
two preset buttons.
The control panel and display are used by:
• theusertoselectthemachine’sxedwash
programs, to select up to two options for
each wash program and for information on
the wash process and any fault indicators.
• servicepersonnelfornavigationandcontrol
oftheprogramunit’sserviceprogram.
• programmingpersonnelforsettingandpro-
gramadjustmentintheprogramunit’ssoft-
ware.
If present, the preset buttons are used for direct
start of two preset wash programs.
Usinginformationontorquevaluesfromthe
motor, the weight of each wash is measured
before each wash program in order to adapt the
amount of water used for washing.
Theprogramunitcontrolsthewatervalves,drain
valveandheatingviaanI/Oboardintherear
electricalmodule.Controlsignalstoexternal
units,suchasdetergentpumpsorexternalwater
valvescanalsobeengagedhere.
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Program unit
1. Program unit A1
 2. I/O-boardA11,
  Outputsforwater,detergentanddrain.
3. Heater element
 4 Watervalves
 5. Drainvalve
6. Power supply
Machine presentation