11.3 Water fill system
The electric valves are powered by the PCB by means of the triac and the control of the water level in the tub is
carried out by the analogue pressure switch.
3
Analogue pressure switch
5
Prewash electric valve
6
Wash electric valve
7
Bleach electric valve
20 PCB
11.3.1 Flow meter
Some models of solenoid valves have a built-in flow sensor which measures the quantity of water in litres that is
loaded into the appliance.
If the sensor malfunctions, the water level is controlled by the analogue pressure switch.
Solenoid valve – exploded view
1-Circuit board
2-Turbine
3-Deflector
SOI/DT 2007-06 dmm
4-Diffuser
5-Double filter
48/75
Main board
6- Reed switch
Turbine
7-Magnet
599 38 94-46