VESTEL F4 Series Service Manual page 32

8.5. Electronic Pressure Switch (EPS)
8.5.1. Technical Features
Electromagnetic field occurs as a result of the vibration of the membrane which is under pressure in the coil. The nucleus part is moved up and down by
the electromagnetic field. The water level is regulated by the frequency which is controlled by the PCB and changes according to the movement of the
nucleus part.
8.5.2. Checking of Component
1. Make sure there are no laundry in washing machine, tap is connected and opened, power cord is plugged. Put no detergent in drawer.
2. Bring porgram knob to position 1 (Cotton 90°C program)
3. Press start button.
4. Wait for water intake step to finish. You can recognise it by listening the water sound or slightly opening and observing detergent drawer.
5. As soon as water intake is over turn program knoc to position 0 (Off position)
6. Check water level from door glass. The water level should be just below door glass as seen in the picture below: (There is a %10 tolerance
with this level)
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