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Electrolux FROST FREE CHEST FREEZER Service Manual

Frost free chest freezer with erf1050 electronic
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ELECTROLUX LEHEL Kft.
Customer Care and Service
Budapest, Erzsébet királyné útja 87.
HUNGARY H-1142
Fax +36-1-221-9866
FROST FREE CHEST FREEZER with ERF1050 electronic
Publication no.
599 371 214
LA/HUE
06/01/2005
Service manual
FROST FREE
CHEST FREEZER
With ERF1050
electronic
COLD
1/16

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  Summary of Contents for Electrolux FROST FREE CHEST FREEZER

  • Page 1 Service manual COLD FROST FREE CHEST FREEZER ELECTROLUX LEHEL Kft. Publication no. Customer Care and Service 599 371 214 With ERF1050 Budapest, Erzsébet királyné útja 87. LA/HUE electronic HUNGARY H-1142 06/01/2005 Fax +36-1-221-9866 FROST FREE CHEST FREEZER with ERF1050 electronic 1/16...
  • Page 2: Table Of Contents

    7. INDICATOR LIGHT MEANINGS AND FAULT CODES: ..............12 8. MANUAL DEFROSTING PROCEDURE ................... 12 8.1 FORCED DEFROSTING TIME SHEDULE ................13 9. ACCESSABILITY (COLD MODULE) ....................14 10. ACCESSABILITY (LID) ........................15 11. ACCESSABILITY (LAMP SWITCH) ....................16 FROST FREE CHEST FREEZER with ERF1050 electronic 2/16...
  • Page 3: Introduction

    The return airflow is through a vent in the cabinet’s false floor, left-hand side, and up to the base of the evaporator again. The temperature-measuring sensor (NTC) is on the way of sucked air. Place of NTC The condenser is the conventional skin type mounted around the inside of the casing. FROST FREE CHEST FREEZER with ERF1050 electronic 3/16...
  • Page 4: Refrigeration Circuit

    Service manual COLD 3. REFRIGERATION CIRCUIT Key: 1. compressor 2. condenser 3. filter 4. capillary 5. heat exchanger 6. battery evaporator FROST FREE CHEST FREEZER with ERF1050 electronic 4/16...
  • Page 5: Electric Wiring

    24. battery fan 26. safety thermal switch (+40°C) 27. defrosting cut-out switch (+10°C) 28. running capacitor (only for the models which feature it) 41. electronic thermostat assembly with timer 56. NTC sensor FROST FREE CHEST FREEZER with ERF1050 electronic 5/16...
  • Page 6: Operation

    If for any reason, the defrosting cut-out switch does not intervene and the temperature of the battery rises up to +40 °C, the defrosting heater will be switched off by the safety thermal switch. FROST FREE CHEST FREEZER with ERF1050 electronic 6/16...
  • Page 7 Service manual COLD Moreover, if 1 hour after the defrosting start the safety thermal switches did not switch off, the electronic board switches off anyway the defrosting heater and the process carries on. FROST FREE CHEST FREEZER with ERF1050 electronic 7/16...
  • Page 8: Super Freezing

    The appliance functions with a predefined cycle, by which the compressor is powered for 30 minutes and remains off for 45 minutes alternatively; The defrosting procedure starts every 14 hours. When the sensor returns to normal operation the above mentioned functions end. Characteristics of NTC sensor: FROST FREE CHEST FREEZER with ERF1050 electronic 8/16...
  • Page 9: Components

    Service manual COLD 6. COMPONENTS 6.1 CONTROL PANEL: 6.2 FREEZER COMPARTMENT: Couple of thermal overload cut-out Evaporator Defrosting battery heater FROST FREE CHEST FREEZER with ERF1050 electronic 9/16...
  • Page 10: Defrost Heater

    NOTE: Because the evaporator is in the freezer area, and the refrigerant is R600a, the lamp holder and the switch must be EXPLOSION SAFE version! Lamp switch Lamp holder (explosion safe) Bulb E14 15W FROST FREE CHEST FREEZER with ERF1050 electronic 10/16...
  • Page 11: Electronic Board (Erf1050)

    2. line 2. defrosting heaters 2. NTC 2. free 3. free 3. neutral 3. lamp switch 4. compressor 4. lamp 4. lamp switch 5. lamp (Note: the numbering there is in the connectors!) FROST FREE CHEST FREEZER with ERF1050 electronic 11/16...
  • Page 12: Indicator Light Meanings And Fault Codes

    . defrosting heater ON; . green ON/OFF LED on; . compressor and fan OFF; In this case the electronic board performs the defrosting phase as a standard function and then continues to operate normally. FROST FREE CHEST FREEZER with ERF1050 electronic...
  • Page 13: Forced Defrosting Time Shedule

    8.1 FORCED DEFROSTING TIME SHEDULE Available time Thermostat knob position Lid position Defrosting heater Green LED Yellow LED Key: T = 15 seconds; t = 5 seconds (to check thermal protections); F = standard function. FROST FREE CHEST FREEZER with ERF1050 electronic...
  • Page 14: Accessability (Cold Module)

    4, Pull out the corner air channel fixing pin 5, Cut in the foil on the evaporator cover 6, Click out the fan cover with a screwdriver 7, Remove the corner air channel 8, Take away the evap. cover fixing screws FROST FREE CHEST FREEZER with ERF1050 electronic...
  • Page 15: Accessability (Lid)

    1, Remove the closing part 2, Take away the air inlet 3, Take away the air outlets 4, Remove the ice cube maker holders Now you can put them in to the service door in opposite order. FROST FREE CHEST FREEZER with ERF1050 electronic...
  • Page 16: Accessability (Lamp Switch)

    Service manual COLD 11. ACCESSABILITY (LAMP SWITCH) 1, Remove the lamp screen 2,Screw out the lamp housing screws Lamp switch 3, Now you can take out the lamp switch FROST FREE CHEST FREEZER with ERF1050 electronic...