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Electrolux 4-Door Refrigerator with R600a, Service Manual

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Electrolux 4-Door Refrigerator with R600a Service Manual Download Page 7

4 DOOR REFRIGERATOR WITH R600a 

7/22

2. Components 

 

 
 
 

1. freezer compressor - 2. refrigerator compressor - 3. refrigerator condenser - 4. water tray  
5. battery evaporator - 6. evaporator fan, 7. terminal block, 8. freezer thermostat bulb, 9. electronic thermometer 
with LED display, 10.

 

freezer thermostat, 11.

 

refrigerator thermostat, 12. refrigerator thermostat bulb, 13. flap-

operated thermostat, 14. flap thermostat bulb, 15. NTC sensor for electronic thermometer, 16. encased

 

refrigerator evaporator, 17. thermal cut-outs, 18. rubber valve, 19. timer, 20. defrosting heater, 21. water duct 
heater 

 
 

 

Summary of Contents for 4-Door Refrigerator with R600a

Page 1: ...L REFRIGERATION ELECTROLUX ZANUSSI S p A Publication Number Spares Operations Italy 599 35 28 08 Corso Lino Zanussi 30 020603 I 33080 PORCIA PN ITALY ITZ SERVICE AA Fax 39 0434 394096 4 Door Refrigerator with R600a ...

Page 2: ...4 DOOR REFRIGERATOR WITH R600a 2 22 ...

Page 3: ...r 11 5 3 Water duct heater 11 5 4 Thermal cut outs 12 5 5 Rubber valve 12 5 6 Electronic thermometer 12 5 7 Characteristics of the NTC sensor 13 5 8 Flap operated thermostat 14 5 9 Control panel 15 6 Operation 16 6 1 Normal 16 6 2 Defrosting 17 7 Accessibility 18 7 1 Freezer compartment 18 7 2 Removing the control panel 19 7 3 Replacing the thermostats 19 7 4 Replacing the flap operated thermostat...

Page 4: ...4 DOOR REFRIGERATOR WITH R600a 4 22 ...

Page 5: ...reezer Freezer compartment C The cold is produced by a battery evaporator forced circulation of the air is provided by a fan In this way the humid air inside the compartment is deposited in the form of ice on the battery and not on the packets of food Periodically at intervals of 12 hours the timer switches on the defrosting heating element in order to melt any ice that has accumulated on the batt...

Page 6: ...4 DOOR REFRIGERATOR WITH R600a 6 22 A refrigerator B zero degrees compartment C freezer ...

Page 7: ...erminal block 8 freezer thermostat bulb 9 electronic thermometer with LED display 10 freezer thermostat 11 refrigerator thermostat 12 refrigerator thermostat bulb 13 flap operated thermostat 14 flap thermostat bulb 15 NTC sensor for electronic thermometer 16 encased refrigerator evaporator 17 thermal cut outs 18 rubber valve 19 timer 20 defrosting heater 21 water duct heater ...

Page 8: ...thermostat positioned immediately above the battery Zero degrees compartment the air enters through a duct embedded in polystyrene positioned above the fan and exits through the apertures in the flap operated thermostat An aperture in the lower left hand section of the zero degrees compartment allows the air to flow back into the freezer compartment The temperature is controlled by the flap operat...

Page 9: ...r 6 refrigerator thermostat 7 freezer thermostat 9 defrosting heater 11 water duct heater 13 refrigerator light 14 freezer light 15 refrigerator door switch 16 freezer door switch 19 ON OFF switch 24 fan 25 timer 26 safety thermal switch 27 defrosting thermal switch 10 C 28 service condenser 29 electronic thermometer a yellow green b brown c blue d white e black f grey g red h orange ...

Page 10: ...efrigerator thermostat 7 freezer thermostat 9 defrosting heater 11 water duct heater 13 refrigerator light 14 freezer light 15 refrigerator door switch 16 freezer door switch 19 ON OFF switch 24 fan 25 timer 26 safety thermal switch 27 defrosting thermal switch 10 C 28 service condenser 29 electronic thermometer a yellow green b brown c blue d white e black f grey g red h orange ...

Page 11: ...ed by the fan 3 1W power 2400 rpm positioned above the evaporator 5 2 Defrosting heater At intervals it is necessary to defrost the ice that has accumulated on the evaporator To do this a timer positioned on the bottom of the cell on the right intervenes every 12 hours under the lower hinge of the right freezer door switching on a 190W heating element 303 Ohm resistance 240 Volt voltage positioned...

Page 12: ...t vacuum inside the freezer compartment causes the valve to close thus preventing humid air from being drawn in from outside the appliance 5 6 Electronic thermometer A PCB positioned behind the control panel pilots a 6 LED display panel The LEDs light sequentially to display the temperature inside the freezer compartment The same PCB also pilots the ON OFF LED the SUPER LED and an ALARM LED which ...

Page 13: ...4 DOOR REFRIGERATOR WITH R600a 13 22 5 7 Characteristics of the NTC sensor Conversion table ...

Page 14: ...rtment This thermostat is sealed internally by a transparent cover The thermostat opens and closes the duct through which air enters from the compartment below The temperature in this compartment is maintained constant by the freezer compartment fan which is always in operation except during defrosting Minimum position Maximum position 2 5 C 3 5 C ...

Page 15: ...N LED B ALARM LED C electronic thermometer D rapid freezing LED E main switch F freezer thermostat and rapid freezing knob G refrigerator thermostat knob H upper left light button L upper right light button M lower left light button N upper right light button ...

Page 16: ...the evaporator battery and thanks to the air circulation it avoids the formation of frost on food During the normal operation time the timer cam closes the 3 2 contacts thus powering the compressor fan and motor timer circuit The normal operation time is about 12 hours The arrows in the picture indicate the current path ...

Page 17: ... 11 The heat produced by the heating element does not increase the temperature inside the freezer compartment because it is entirely absorbed during the defrosting process of the ice on the evaporator When the battery reaches 10 C the end of defrosting thermal switch 27 switches off the defrosting heater but leaves the water duct heater on If for any reason it does not switch on and the battery te...

Page 18: ...Accessibility 7 1 Freezer compartment Proceed as follows to access the components of the freezer compartment remove the gaskets from the guides turning the holders as shown in picture remove the 3 screws of the screen and slide out laterally ...

Page 19: ...t and remove the control panel by rotating downwards When re assembling it is important to ensure that the sealing gasket is correctly positioned between the control panel and the mask 7 3 Replacing the thermostats The refrigerator thermostat is encased Simply pull the thermostat from the tube containing the capillary To remove the freezer thermostat it is necessary to access the evaporator batter...

Page 20: ...hinge of the right freezer door By using a screwdriver it is possible to rotate the cam shaft manually only clockwise to switch the contacts switch 3 4 and 3 2 VIEW OF THE TIMER CONTACTS ELECTRIC CIRCUIT OF THE TIMER Contact 2 compressor Contact 4 heating elements TIMER CYCLE CLOSED CONTACT OPEN CONTACT A TIME total cycle B TIME defrosting 12h 2 11 ...

Page 21: ... merely indicative between the 1st click and the 2nd click the run is shorter between the 2nd click and the 1st click the run is longer Warning In order to test the appliance during normal operation it is necessary to rotate the timer cam till the 2nd click so as to close contact 3 2 In order to test the appliance during defrosting operation it is necessary to rotate the timer cam till the 1st cli...

Page 22: ...r Remove the screws which secure the battery evaporator to the bottom of the compartment Very carefully incline the battery as shown taking care not to damage the tubes The heating element is inserted by pressure into the apertures in the fins of the battery ...

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