Table Of Contents; Safety Precautions - LG LBC20514TT Service Manual

CONTENTS
Safety Precautions...................................................................................... 2
1- Specifications......................................................................................... 3
2- Parts Identifications ................................................................................ 4
3- Disassembly........................................................................................... 5
Door........................................................................................................ 5
Door Switch...............................................................................................5
Fan and Fan Motor.....................................................................................6
Defrost Control Assembly ............................................................................6
Lamp.......................................................................................................6
Refrigerator Control Box..............................................................................6
Multi Duct................................................................................................. 6
4- Ajustment................................................................................................ 7
Compressor.............................................................................................. 7
PTC-Starter.............................................................................................. 7
OLP (Overload Protector)............................................................................ 8
To Remove the Cover PTC......................................................................... 8
5- Circuit Diagram........................................................................................ 9
6- Troubleshooting.......................................................................................10
Compressor and Electric Components............................................................10
PTC and OLP ...........................................................................................11
Other Electrical Components.........................................................................12
Service Diagnosis Chart..............................................................................13
Refrigeration Cycle.....................................................................................14
7- Operation Principle and Repair Method of Ice Maker....................................16
8- Description of Function and Circuit of MICOM............................................19
11- Refrigerator Exploded View .......................................................................... 38

SAFETY PRECAUTIONS

Pleasereadthefollowinginstructionsbeforeservicingyour
refrigerator.
1.Checktherefrigeratorforcurrentleakage.
2.Topreventelectricshock,unplugbeforeservicing.
3.Alwayschecklinevoltageandamperage.
4.Usestandardelectricalcomponents.
5.Don'ttouchmetalproductsinthefreezerwithwet
hands.Thismaycausefrostbite.
6.Preventwaterfromspilingontoelectricelementsorthe
machineparts.
7.Beforetiltingtherefrigerator,removeallmaterialsfrom
onorintherefrigerator .
8.Whenservicingtheevaporato,rwearglovestoprevent
injuriesfromthesharpevaporatorfins.
9.Serviceontherefrigeratorshouldbeperformedbya
qualifiedtechnician.Sealedsystemrepairmustbe
performedbyaCFCcertifiedtechnician.
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