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Key to circuit diagram
Components in the appliance Components of the PCB
1. Electronic board
2. Suppressor
3. Door interlock
4. 1st level pressure switch
5. Anti-boiling pressure switch
6. Anti-overflow pressure switch (not all models)
7. Heating element
8. Stator (motor)
9. Thermal overload cut-out (motor)
10. Tachometric generator (motor)
11. Rotor (motor)
12. Drain pump
13. Pre-wash solenoid valve
14. Wash solenoid valve
15. NTC temperature sensor
16. “Door locked” pilot lamp (not all models)
DOOR_TY Interlock triac
DRAIN_TY Drain pump triac
K1 Heating element relay
K2 Motor relay (clockwise rotation)
K3 Motor relay (counter-clockwise rotation)
K4 Motor relay: half-range power (not all models)
MOTOR_TY Motor triac
ON/OFF Main switch (on programme selector)
PWELW_TY Pre-wash solenoid triac
Serial interface Asynchronous serial interface
WELV_TY Wash solenoid triac
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