Table Of Contents - LG LSC26905TT Service Manual

Table of Contents

Table Of Contents2
Warnings And Precautions For Safety3
Specifications4
Parts Identification5
How To Install The Refrigerator6
How To Adjust The Refrigerator Door Height6
Filter7
Remove The Old Cartridge7
Replace With A New Cartridge7
How To Control The Amount Of Water Supplied To Icemaker9
Micom Function11
Monitor Panel11
Display Second Function12
Buzzer Sound Mute Mode12
Display Power Saving Mode12
Exhibition With Demo Mode12
Function Of Temperature Selection13
Outside Temperature Display Function13
Lock Function (Dispenser And Display Button Lock)14
Filter Condition Display Function14
Dispenser Use Selection15
Express Freezing/Jet Freezing Selection15
Dispenser Light15
Express Freezing16
Jet Freezing (Gr-L267Bv(T,S)Pa (Refer To Appendix)16
Optichill Function17
Control Of Variable Type Of Freezing Fan18
Control Of Cooling Fan Motor18
Door Opening Alarm18
Ringing Of Compulsory Operation, Compulsory Frost Removal Buzzer19
Defrost Function19
Refrigerator Lamp Automatically Off19
Sequential Operation Of Built-In Product20
Failure Diagnosis Function21
Test Function25
Function Of Dispenser And Water Dispenser Built-In26
Explanation For Micom Circuit27
Explanation Of Pwb Circuit27
Power Circuit27
Oscillation Circuit29
Reset Circuit30
Load/Dispenser Operation, Door Opening Circuit31
Dispenser Operation Circuit34
Check Load Driving Status34
Lever Switch Sensing Circuit34
Door Opening Sensing Circuit37
Temperature Sensing Circuit38
Switch Entry Circuit40
Option Designation Circuit (Model Separation Function)41
Stepping Motor Operation Circuit42
Fan Motor Driving Circuit (Freezer, Mechanical Area)44
Temperature Compensation And Temperature Compensation Circuit47
Compensation Circuit For Temperature At Freezer49
Sensor Resistance Characteristics Table52
Optichill Stepping Motor/Display53
Pwb Parts Diagram And List54
Parts List57
Display Assembly Part Diagram65
Display Circuit Diagram68
Pwb Circuit Diagram May Vary By To Model71
Icemaker And Dispenser Working Principles And Repair79
Working Principles79
Function Of Icemaker80
Initial Control Function80
Water Supply Control Function80
Icemaking Control Function80
Ice Ejection Control Function81
Other Functions Relating To Freezer Compartment Door Opening82
Icemaker Troubleshooting83
Icemaker Circuits84
Circuit86
Trouble Diagnosis90
Troubleshooting90
Faults93
Sealed System Repair117
Summary Of Heavy Repair118
Precautions During Heavy Repair119
Sealed System Heavy Repair120
Practical Work For Heavy Repair123
Standard Regulations For Heavy Repair125
Brazing Reference Drawings126
How To Deal With Claims127
Sound127
How To Disassemble And Assemble132
Door132
Handle133
Fan Shroud Grille134
Icemaker Assembly134
Water-Valve Disassembly Method135
Fan And Fan Motor Disassembly Method135
Dispenser136
Dispenser Related Parts137
Exploded View138