Zanussi PW64 Manuel de service

1SERVICE MANUAL DISHWASHER  ELECTROLUX HOME PRODUCTS ITALY S.p.A. Spares Operations Italy Corso

1050° ECO PLATE WARMER AUTOMATIC 70° INTENSIVE 55° SHORT 20 MINUTES EAT-LOAD-RUN Very dirty pots and dishes daily use. Automatically adjusts time

11You can adjust the volume of all the acoustic signals The required volume has been stored You can activate or deactivate rinse aid dispensing. The

124 WASHING 4.1 Wash programmes Possible options Type Programme Prewash (ºC) Wash (ºC) No. of rinses Half load Sanitize 3 in 1 Extra rinse Bio d

13 Full load: when the slope of the curve is less than the programmed standard threshold  Half load when the slope of the curve is greater than

144.2.1 Cancelling a programme To cancel a programme after it has been started: 1. Open the door carefully • The LCD shows the message “Close th

154.3 Options Every dishwasher with the EDW2500 control system is equipped with an “Options” button: 1. When Options button is pressed repeatedly,

164.3.7 Buzzer volume: When this option is set, it remains set until the setting is changed. The option is used to vary the volume of the buzzer and

174.4 Sequence of operations 1. Open the door and press S0 button:  The LCD display lights up with a welcome message 2. Select delayed start i

185 BUILD CHARACTERISTICS 5.1 Structure The appliance can be subdivided into four main assemblies: - BASE AREA – DOOR AREA – TUB AREA – WATER UNI

195.2 Hydraulic circuit LEGEND 1 - Fill hose 11 - Anti-overflow pressure switch 2 - Fill hose with "

2

20fig.A6 ELECTRICAL COMPONENTS AND FUNCTIONS 6.1 EDW2503 Electronic control system The EDW2503 electronic control system consists of: • One central

216.1.3 Power failures The “Power Failure” function stores information on the status of the cycle during a power failure so that when the power is r

226.3 Power feed and selection of programmes The main board is powered directly by the terminal board. The connectors involved are E3 (neutral)

23In order to keep a constant amount of water in the machine, if the pressure switch should re-open to EMPTY, fresh water is introduced until the sw

247.4 Washing system This appliance features the conventional washing system in which mechanical washing action is obtained from the wash pump, w

257.7 Built-in detergent dispenser This dispenser consists of a plastic container divided into two separate compartments which contain detergent (

267.9 Regeneration system Regeneration of the water softening system, which takes around 4 min, is usually performed at the start of the drying phas

277.11.1 “Blending” function This function is performed inside the fill tank during the water fill phase. Depending on the position of the selector

289 SERVICE A single procedure is used to access the diagnostic mode, also known as the Service mode. Once this mode is accessed, the serviceman

299.2 Displaying alarms and activating individual components 1. Access the diagnostic mode (see 9.1) 2. Press button Ok/Start to begin displaying

3CONTENTS 1 PRECAUTIONS ...

309.2.1 Table of alarm codes When an abnormal situation occurs that may interfere with machine functioning, the main board activates a safety s

31Type of alarm Shown to user Description of ALARM Status of machine Possible causes i60 No Heating time-out (heating is checked every 3 minutes

329.3 Cancelling alarms from memory Every alarm should be cancelled after it has been read and after the appliance has been repaired. When the

339.6 Enabling / disabling an extra rinse The following procedure can be used to include a supplementary rinse in all wash programmes, which imp

3410 CIRCUIT DIAGRAM

3510.1 “Talkie”

3611 BASIC CIRCUIT DIAGRAM AR = Orange BI = White BL = Blue CE = Light blue GI-VE = Yellow-green MA = Brown NE = B

3711.1 “Talkie”

3811.2 Checking components for proper operation To make it easier to check components, a TEST PROCEDURE has been developed which indicates the poin

3912 QUICK GUIDE USER OPTIONS: Every dishwasher with an EDW2500 control unit is equipped with an “Options” button:  Press options button repeated

47.9 Regeneration system ... 26 7.

40SERVICE OPTIONS: A single procedure is used to access the diagnostic mode, which is reserved for Service personnel:  Press and hold down button

4113 TABLE OF PROGRAMMES The following table lists the steps in the programmes that are available on this type of appliance: Programmes Options Pr

5Purpose of this manual The purpose of this manual is to provide service personnel (who have the basic knowledge necessary for repairing dishwasher

63 CONTROL PANEL The configuration of the control panel may vary with:  Brand and appearance of unit  Type of circuit boards used  Number of b

73.2 Controls 3.2.1 Turning the appliance on and off (S0) The ON/OFF button is installed on all models. The S0 button is used to turn the unit on

83.3 “Talkie” Version Some EDW2503 dishwasher models features also the “Talkie” functionality. These models are configured so that they can communic

93.3.1 Vocal messages During the setting of the washing programme three types of vocal messages can be heard: • messages that explain the utility o