Zanussi FA 1023 [3/39] Contents

2001.07 eb 3 599 34 84-67
CONTENTS
1 Purpose of this manual.....................................................................................................................5
2 Safety notes ....................................................................................................................................5
3 GENERAL FEATURES ....................................................................................................................6
3.1 OPERATING PRINCIPLE ..........................................................................................................7
4 CONSTRUCTIONAL FEATURES.....................................................................................................8
4.1 CABINET..................................................................................................................................9
4.2 Door.........................................................................................................................................9
4.3 WASHING UNIT......................................................................................................................10
4.3.1 Drum...............................................................................................................................10
4.3.2 Bearings support ..............................................................................................................10
5 HYDRAULIC CIRCUIT...................................................................................................................11
5.1 DETERGENT DISPENSER......................................................................................................11
5.1.1 Detergent drawer..............................................................................................................12
5.2 DRAIN CIRCUIT......................................................................................................................12
5.3 “BALL” VALVE (ECO-BALL).....................................................................................................13
5.3.1 Ball operation principle......................................................................................................13
6 ELECTRIC COMPONENTS............................................................................................................14
6.1 CHECKS TYPOLOGY.............................................................................................................14
6.2 INTERFERENCE SUPPRESSOR............................................................................................15
6.2.1 General features...............................................................................................................15
6.2.2 Electric symbol.................................................................................................................15
6.2.3 Wiring diagrams ...............................................................................................................15
6.2.4 Efficiency check ...............................................................................................................15
6.3 PUSH-BUTTON ......................................................................................................................16
6.3.1 General features...............................................................................................................16
6.3.2 Electric symbol.................................................................................................................16
6.3.3 Check efficiency...............................................................................................................16
6.4 DOOR SAFETY DEVICE .........................................................................................................17
6.4.1 General features...............................................................................................................17
6.4.2 Electric symbol.................................................................................................................17
6.4.3 Efficiency check ...............................................................................................................17
6.5 SOLENOID.............................................................................................................................18
General features............................................................................................................................18
6.5.2 Electric symbol.................................................................................................................18
6.5.3 Efficiency check ...............................................................................................................18
6.6 PRESSURE SWITCH..............................................................................................................19
6.6.1 General features...............................................................................................................19
6.6.2 Operating principle............................................................................................................20
6.6.3 Electric symbol.................................................................................................................20
6.6.4 Efficiency check ...............................................................................................................20
6.7 INDUCTION MOTORS (ASYNCHRONOUS).............................................................................21
6.7.1 General features...............................................................................................................21
6.7.2 Washing rotation inversion ................................................................................................22
6.7.3 Electric symbols...............................................................................................................22
6.7.4 Wiring diagrams ...............................................................................................................22
6.7.5 Efficiency check ...............................................................................................................23
6.8 COMMUTATOR MOTOR.........................................................................................................24
6.8.1 General features...............................................................................................................24
6.8.2 Electric symbols...............................................................................................................25
6.8.3 Wiring diagram.................................................................................................................26
6.8.4 Efficiency check ...............................................................................................................26
6.9 HEATING ELEMENT...............................................................................................................27
6.9.1 General features...............................................................................................................27
6.9.2 Electric symbol.................................................................................................................27
6.9.3 Check efficiency...............................................................................................................27
6.10 BIMETAL THERMOSTATS......................................................................................................28
6.10.1 General features...............................................................................................................28
6.10.2 Electric symbol.................................................................................................................28
6.10.3 Efficiency check ...............................................................................................................28
6.11 ADJUSTABLE THERMOSTAT.................................................................................................29
6.11.1 General features...............................................................................................................29
6.11.2 Electric symbol.................................................................................................................29
6.11.3 Efficiency check ...............................................................................................................29

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