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 - ITZAA

38/44

599 38 47-44

8.2

Control panel

To access the control panel and its components (power/display boards and electric connectors) perform the 
following operations:

Warning: Unplug the appliance before operating.

a) Unscrew the 2 fixing screws of the control panel 
locating under the upper hinges.

b) Release the 2 hooks of the control panel insert-
ing a screwdriver into both its sides.

c) Pull backward the control panel.

d) It is possible to access the connectors of the 
electronic boards.

Summary of Contents for ENB 35400 X

Page 1: ...N Electrolux Home Products S p A Spares Operations Italy Corso lino Zanussi 30 I 33080 Porcia PN Fax 39 0434 394096 S O I Edition 11 2006 Publication no 599 38 47 44 EN REFRIGERATORS NO FROST TOTAL wi...

Page 2: ...25 5 5 Compressor compartment 25 6 MAIN FUNCTIONS 26 6 1 Normal 26 6 2 Normal with first switching on or power failure 27 6 3 Defrosting 28 6 4 Flow chart for the defrosting management 29 6 5 FROSTMA...

Page 3: ...ITZAA 3 44 599 38 47 44 10 DISPLAY SYMBOLS 43 10 1 Cooler compartment 43 10 2 Freezer compartment 44...

Page 4: ...ITZAA 4 44 599 38 47 44...

Page 5: ...splay with AEG styling Since it is a single compressor it is not possible to switch off only one of the two compartments The temperatures regulation is the following from 8 to 2 C for the cooler from...

Page 6: ...oling freezer temperature alarm cooler compartment holiday The appliance consists of the following compartments freezer cooler The evaporating circuit consists of cold module freezer compartment Key A...

Page 7: ...the fan into the foamed duct and exits from the air flow regulator damper E located in the rear part of the diffuser lamp holder The air returns in the freezer compartment by means of some foamed duct...

Page 8: ...ITZAA 8 44 599 38 47 44 3 REFRIGERATION CIRCUIT Key 1 compressor 2 condenser 3 anti condensation coil 4 dehydrator filter 5 capillary 6 battery evaporator freezer compartment 7 exchanger...

Page 9: ...ITZAA 9 44 599 38 47 44 4 ELECTRIC WIRING Check the specific diagram for each model...

Page 10: ...19 ON OFF switch 24 fan 26 safety thermal switch 40 C 27 defrosting cut out switch 8 C 41 electronic board ERF 2050 52 air flow regulator damper 56 cooler air temperature sensor cable colour brown 57...

Page 11: ...rature decrease button E COOLMATIC function button rapid cooling F COOLMATIC function pilot lamp rapid cooling Freezer compartment G FROSTMATIC function pilot lamp rapid freezing H FROSTMATIC function...

Page 12: ...ds The electronic board of the appliance consists of 1 power board ERF2050 2 display board ERF2000 The two electronic boards are connected by means of a flat cable with a connector therefore the two b...

Page 13: ...4 5 2 1 Power board ERF2050 View of the electronic board side of components 1 earth contact 2 free 3 line 4 compressor 5 neutral 6 lamp neutral 7 lamp 8 defrosting heater neutral 9 defrosting heater 1...

Page 14: ...D light board optional 4 LED light board optional 5 damper 6 damper 7 damper 8 damper 1 free 2 free 1 cooler air temperature sensor 2 cooler air temperature sensor 3 free 4 free 5 freezer air temperat...

Page 15: ...ITZAA 15 44 599 38 47 44 1 free 2 free 3 free 4 free 1 free 2 free 3 freezer door switch 4 freezer door switch...

Page 16: ...tton rapid cooling SW7 freezer temperature increase button SW8 freezer temperature decrease button SW9 FROSTMATIC function button rapid freezing SW10 alarm deactivation button DISP1 cooler display DIS...

Page 17: ...9 38 47 44 5 3 Cooler compartment Key 1 cooler door magnet 2 display board reed element 3 air flow regulator damper 4 carbon air filter 5 LED lighting optional depending on the model A cooler air temp...

Page 18: ...or further information please see Service Bulletin 599374122 5 3 2 Door switch The battery evaporator defrosting is driven by the electronic board and depends also on the detection of the opening of t...

Page 19: ...ed positions opened or closed The air flow regulator damper 1 is located inside the diffuser lamp holder 2 The damper consists of a door and a stepping motor and it is connected to the electric wiring...

Page 20: ...on the models The LED lighting is obtained by means of a electronic board ERFL100 The electronic board is placed inside the air diffuser and is connected to the electric wiring through a 3 pole connec...

Page 21: ...ITZAA 21 44 599 38 47 44 5 4 Freezer compartment 1 freezer door button 2 cold module A freezer air temperature sensor...

Page 22: ...thermal cut outs are positioned in direct contact with the battery evaporator They switch off the defrosting heater respectively at 8 C cut out defrosting switch wire colour black blue 40 C cut out sa...

Page 23: ...40 V power 3 1 W speed 2000 rpm 5 4 4 Defrosting heater The defrosting heater is used to defrost the ice that has accumulated on the battery evaporator The balancing heater has the following values po...

Page 24: ...r located inside the freezer cell The freezer air temperature sensor is used both to control the appliance by means of the fan and the compres sor and to display the freezer compartment temperature Th...

Page 25: ...the detection of the opening of the freezer door by means of a button for the freezer door control located on the left side of the cold module 5 5 Compressor compartment Key A connections box B compr...

Page 26: ...tive Push the alarm deactivation button to deactivate the buzzer Regulate the temperatures of the compartments so as to set the following values about 5 C in the cooler about 18 C in the freezer In NO...

Page 27: ...tivates the compressor and the fan till the set temperature is reached and after 5 hours the electronic board activates the defrosting procedure after the compressor cut out 2 If the internal temperat...

Page 28: ...freezer compartment temperature or the food packages temperature because the thermal energy is consumed in the defrosting process of the evaporator ice After 20 minutes the electronic board checks th...

Page 29: ...ter the last defrosting SUPER function activated no yes yes More than 14 h elapsed after the last defrosting cooler or freezer door is open from more than 6 minutes DEFROSTING yes no More than 14 h el...

Page 30: ...vated by pushing the relative button therefore The pilot lamp relative to the COOLMATIC function lights up The compressor operates in thermostatic conditions and not continuously like the temperature...

Page 31: ...g from the sensor is out of range then When the sensor operates again normally the above described conditions terminate Characteristics of the NTC sensor The display shows cooler temperature sensor fa...

Page 32: ...erature sensor the signal coming from the sensor is out of range then Characteristics of the NTC sensor The display shows freezer temperature sensor faulty The appliance operates with preset cycle whe...

Page 33: ...tions are reset after a power failure Pushing the alarm deactivation button The display digits flash The temperature alarm pilot lamp light up The buzzer sounds The acoustic signal deactivates The tem...

Page 34: ...the freezer drawers b Detach the fan and defrosting heater connectors located inside the connections box compressor compart ment c Cut the wiring fixing tie Warning Disconnect the appliance from the e...

Page 35: ...i Unscrew the 2 fixing screws of the air diffuser l Cut the air diffuser pulling and lifting it up m Remove the 2 fixing screws of the cold module n Pull backward the cold module support releasing th...

Page 36: ...r r Cut the wiring tie of the thermal switches and release them from the evaporator Note The defrosting and cut out thermal switches 8 40 C are connected together therefore they are not available as s...

Page 37: ...ns of the aluminium ties w Remove the fan extracting it from the evaporator support In case of replacement of the fan it is necessary to ensure that the fan draws in air x To remove the freezer door s...

Page 38: ...the following operations Warning Unplug the appliance before operating a Unscrew the 2 fixing screws of the control panel locating under the upper hinges b Release the 2 hooks of the control panel in...

Page 39: ...ITZAA 39 44 599 38 47 44 e View of the electronic board connectors...

Page 40: ...or damper and lamp holder perform the following operations in sequence Warning Disconnect the appliance from the electric power before operating with the appliance a Open the air carbon filter door re...

Page 41: ...m the following operations e The damper is fitted with 2 screws and is con nected to the electric wiring by means of a 4 pole connector a Remove the LED cover releasing the 2 side hooks b Remove the L...

Page 42: ...Warning Unplug the appliance before operating Sequence no POSSIBLE CAUSES HOW TO CONTROL SOLUTION 1 The defrosting heater is inter rupted Unplug the appliance remove the connector of the heater and ve...

Page 43: ...indicates the HOLIDAY function of the cooler compart ment 15 C NOT FLASHING It indicates the malfunctioning of cooler air temperature sensor NOT FLASHING It indicates incompatibility between the elec...

Page 44: ...on from 15 to 24 NOT FLASHING It indicates the malfunctioning of freezer air temperature sensor NOT FLASHING It indicates incompatibility between the electronic boards Remedy check the spare part nos...

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