Electrolux COMPACT MIDI + EDW 500 Service Manual Download Page 27

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Spares Operation - R.Kurzke 02/05

599 521 951

To dismount the water
softener, these attachment
screws are removed.

The connections on the
reed switch are removed.

The hose connections are
detached.

The large nut of the salt hol-
der can be released with the
help of a V-belt. A spanner
is useful in removing the
recycling inlet nut.

Now the complete unit can
be removed.

After undoing the
screws of the
recycling valve, this
can be removed.

Summary of Contents for COMPACT MIDI + EDW 500

Page 1: ...599 521 951 EN SERVICE MANUAL AEG Hausgeräte GmbH Muggenhofer Straße 135 D 90429 Nürnberg Germany Fax 49 0 911 323 1420 Spares Operation Publ Nr 599 521 951 02 05 EN Edition DISHWASHER COMPACT MIDI EDW 500 Dishwasher COMPACT MIDI EDW 500 ...

Page 2: ...rSoftening 8 Setting of water Softening 9 4 Position of Components 10 5 Water Course Scheme 11 6 Leakage Protection 12 Safetylevel 12 7 WaterInlet 13 8 Static filling 13 9 Washing 14 Circulationsystem 14 Heating 14 10 Regeneration 15 11 Rinse out after regeneration 16 12 Anti sifon 16 13 Drain 16 14 In andOutputelements 17 Position of pushbuttons LEDs and lamps 17 15 Servicemenu 18 Servicefunction...

Page 3: ... is standing on If runs higher operation of the dishwasher might be impaired It is also important to ensure that the inside diameter of the hose is not less than 13 mm at any point If the discharge hose is too long it can easily be cut to the right length Cut the hose to a suitable length using a sharp knife Fit the elbow supplied onto the end of the hose Volt 230 V Frequency 50 Hz Heatungelement ...

Page 4: ... 4 Spares Operation R Kurzke 02 05 599 521 951 EN 2 Programs ...

Page 5: ...ch Thepressureswitchcontrolsthewaterlevel Without water contact is closed fN Switchpointwithlevel 45 mm Ws Reset point with level 10 mm Ws The pressure switch is not adjustable Flow Heater The flow heater heats the water to the required temperature Duringthewashcycle wateriscontantlypassingthroughthe flowheater Poweroutput 1100 W Resistor 45 Ω Protector 98 C 5 K Thermalfuse 260 C ...

Page 6: ...rate 15 l min NTC Temperaturfühler Temperature sensor NTC resistor Temperatur Widerstand 20 C 6032 Ω temperature resistor 25 C 4829 Ω nur bei vollelektron 30 C 3891 Ω Geschirrspüler 40 C 2573 Ω only for fully electronic dishw asher 50 C 1741 Ω 55 C 1444 Ω 60 C 1204 Ω 65 C 1009 Ω 70 C 849 Ω NTC Temperaturfühler Electronic On electronic models a micro processor controls all components this is done u...

Page 7: ...enthedoorisopen Possiblyexisting rinse aid in compartments 2 and 3 flows back into the storage tank of the rinse aid The detergent trays are filled up Thedoorwillbeclosedandthedetergentforprewashwill be rinsed out through the slots in the detergent dispenser cover During the washing cycle the coil is switched on and the detergent compartment cover releases the detergent The rinse aid flows from co...

Page 8: ...m ions are used up it is necessary to regeneratethesoftener Thisisdonebyflushingabrinesolution throughthesoftener Afterwards the softener is washed out with fresh water and is nowfullyeffective Dependingonthewaterhardness regenerationisonlynecessary afterseveralwashcycles The softening system is designed for a water hardness of up to 50 dH With the coil switched off the rinse aid flows from compar...

Page 9: ...ation selection To activate the function 1 Press and hold down button S1 2 Turn the knob to Position 1 The LEDs LD0 and LD1 flash Release button S1 3 Press button S1 The regeneration level is displayed by the End of cycle LED which flashes and pauses at intervals for the decodification see summary table of alarms Press button S1 to increase the regeneration level according to the following values ...

Page 10: ... 10 Spares Operation R Kurzke 02 05 599 521 951 EN 1 2 Geräte 1 ohne Enthärter 2 mit Enthärter 4 Position of components ...

Page 11: ... 11 Spares Operation R Kurzke 02 05 599 521 951 EN 5 Water Course Scheme ...

Page 12: ...he pressure monitor does not switch in this filling phase is generally limited electronically to 2 minutes If the pressure monitor has not switched in by then the electronics jump to the error mode shut off tap and the program is stopped If the pressure monitor switches back during the cycle a maximum of 10 sec further filling is possible If the pressure monitor has not switched in by then the ele...

Page 13: ...sumes from the point at which it was interrupted the new counter values are added to those previously memorized 8 Static filling Static filling until pressure switch point failure code If this point isnt reached after max 2 minutes a failure code is displayed and the pro gram is stopped 7 Water Inlet The water flows into the regeneration dosage chamber via inlet valve over air break into regenerat...

Page 14: ... accessed by the Service Engineer using a specific procedure Washing system The appliance features the classic washing system in which the mechanical washing action is obtained by the rotation of the washing pump which by ducting water into the hydraulic circuit actions the two spray arms simultaneously The washing pump is actioned by an asynchronous motor with a start up capacitor 2 5µF The washi...

Page 15: ... regeneration solenoid 4 the accumulation chamber is completely emptied of its contents about 230 cc of water Regeneration is controlled by the electronic control system Ad Hoc i e not at each washing cycle but rather at intervals determined by the level of regeneration selected If level 1 is selected regeneration is never performed and the SALT LED if featured always remains unlit If level 10 is ...

Page 16: ...ll closed on FULL alarm i20 is generated failure to drain The time out for each of these two phases is 120 seconds N B The washing programmes always begin with a drain phase 11 Rinse out after regeneration Recycling takes place after the rinsing process as the final step Rinsing out then follows automatically with the start of the next wash program The pumping off stage usually takes about 50 seco...

Page 17: ... 17 Spares Operation R Kurzke 02 05 599 521 951 EN 14 In and Output elements ...

Page 18: ...ance actuators are activated 4th actuation regeneration solenoid 5th actuation drain pump 6th actuation water fill solenoid and washing pump water up to level 7th actuation heating only if water up to level 8th actuation washing pump 9th actuation detergent rinse aid dispenser 10th actuation 11th actuation it starts again from the first alarm All positions can be repeated pushing button S1 sequent...

Page 19: ...o activate the function 1 Press and hold down button S1 2 Turn the knob anti clockwise till Position 5 the LEDs LD0 and LD1 flash release button S1 3 Turn the knob till Position 3 press button S1 the programme starts the programme behaves as in a normal cycle the PAUSE and CANCEL options are accessible Exiting Service and User modes To exit these modes turn the knob to OFF position and switch the ...

Page 20: ...e washing motor runs at maximum speed and the alarm is displayed Circuit board faulty i60 6 no Heating Time out the check takes place every 3 minutes the temperature must increase by a certain amount at each step The programme continues to the end without heating the washing result will probably be unsatisfactory Heating element faulty intervention of safety thermostats open wiring faulty NTC sens...

Page 21: ...ront of the door Before finally opening unclip the on off LED The electronics can then be snapped out You need screwdriver Torx TX20 The dosing unit is held by screws After removing these screws the components can be removed from the door breech Re assembly is carried out in the reverse order After removing the spring the door opener can be removed from its hinges ...

Page 22: ...ved from its hinges together with the deflection band After removing the screws on the chassis and on the door frame the door hinge can be removed Housing After removing the housing screws lay the machine on its side from the bottom of the machine the housing is unclipped front and back from the catches and can be removed ...

Page 23: ...ilation can be unscrewed for cleaning when necessary in case these rubber parts in the interior of this valve become dirty or stuck because of residues The pressure monitor is simply unscrewed The air should be able to enter the hose from the hol der not the other way around ...

Page 24: ...t contains the bosses for the overflow water and the flooding switch After removal you come to the most important functional components After loosening the screws of the two holders and the yoke the tumble pump continuous flow heater unit can be taken out The bayonet breech of the pump chamber can be simply released for possible cleaning ...

Page 25: ...mps it is recommended that this assembly be taken off its hinges After the removal of the hose the valve can be drawn out of the chassis with suitable pliers The mounting for the thermostats is screwed in behind the leach pump After its release the thermostats can be removed ...

Page 26: ...lamps are released and the screws removed The flooding switch is snapped out with a small screwdriver and can be taken out of its mounting After removing the protective cap the microswitch can be snapped out Here you can see how the hose clamps can be re tensioned with wire cutting pliers ...

Page 27: ... The connections on the reed switch are removed The hose connections are detached The large nut of the salt hol der can be released with the help of a V belt A spanner is useful in removing the recycling inlet nut Now the complete unit can be removed After undoing the screws of the recycling valve this can be removed ...

Page 28: ... 28 Spares Operation R Kurzke 02 05 599 521 951 EN 18 1 Connections ...

Page 29: ... 29 Spares Operation R Kurzke 02 05 599 521 951 EN 18 2 Wiring ...

Page 30: ...uring points and values Reed switch salt 0 Ω Ω Ω Ω Ω empty NTC 5 25 kΩ Ω Ω Ω Ω room temperature coil dispenser unit 1 35 kΩ Ω Ω Ω Ω regeneration valve 3 6 kΩ Ω Ω Ω Ω inlet valve 3 8 kΩ Ω Ω Ω Ω circulation pump Main coil 126 Ω Ω Ω Ω Ω Heater 45 Ω Ω Ω Ω Ω drain pump 180 Ω Ω Ω Ω Ω door switch 0 Ω Ω Ω Ω Ω pressure switch no level 0 Ω Ω Ω Ω Ω with level ...

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