Service
Manual
Programme unit
The control panel has seven buttons for selection
Fig.
of fixed machine programmes, two or four
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optional buttons and a combined start/pause
button with rapid advance. The panel also has six
symbols and ten LEDs, which indicate the
progress of the selected programme.
Furthermore, there is a display for water
temperature, remaining programme time and
error indications.
Using the instantaneous values from the motor,
the machine weighs the loaded laundry prior to
each wash and then adapts the amount of water
to the laundry in the machine.
Fig.
The programme unit controls the water valves,
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drain valve and heating via the communication
card in the rear control unit. This unit can also be
connected to send control signals to external
units for detergent pumps and external water
valves.
The programme unit of the machine is described
in detail in section 23. Programme unit.
438 9149-41/03
04.03
3. Machine presentation
3
Programme unit
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Programme unit
A1
Communication card A21
Drain, water, detergent
Heating
Water
element
valves
K21
Voltage
supply
3
5185
Drain
valve
5190
5