LG LFC23760 Series Скачать руководство пользователя | Manualshive

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1. SPECIFICATIONS

- 3 -

HANDLE TYPE

Vista-Handle

REVERSIBLE DOOR

NO

DOOR FINISH

STAINLESS

BASKET DOOR

NO

LAMP

YES (1) 40W/azul

TRAY MEAT

YES

SHELF

4Fix

MAGIC CRISPER

YES

LAMP

YES (2) 40W/azul

GUIDE BOTTLE

YES (2)

DOOR COOOLING

NO

TRAY VEGETABLE

YES (AUTO CLOSE)

Ice bank (1ea)

BASKET DOOR

3LEFT + 3RIGHT

REFRIGERANT/gr

MODELS

NO

LFC23760**

197.83/436.93/634.76

32 7/8*69*34

ICE TRAY

SHELF

SPECIFICATIONS

DIMENSIONS in;(W*H*D)

F

R

E

E

ZE

R

R

E

F

R

IG

E

R

A

TO

R

WEIGHT kg;

140

G

E

N

E

R

A

L

F

E

A

TU

R

E

S

CAPACITY litre;(F/R/T)

R134a 120±3

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Содержание LFC23760 Series

Страница 1: ...CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL REFRIGERATOR SERVICE MANUAL MODELS LFC23760 ...

Страница 2: ...f sensor 8 4 Troubleshooting 8 5 Main PWB assembly and parts list 8 6 PWB diagram 9 EXPLODED VIEW AND REPLACEMENT PART LIST 2 3 4 5 6 7 7 7 7 7 7 8 8 8 9 9 10 11 11 12 13 14 15 17 17 18 19 20 20 24 32 33 35 38 40 Please read the following instructions before servicing your refrigerator 1 Check the refrigerator for current leakage 2 To prevent electric shock unplug before servicing 3 Always check l...

Страница 3: ... MAGIC CRISPER YES LAMP YES 2 40W azul GUIDE BOTTLE YES 2 DOOR COOOLING NO TRAY VEGETABLE YES AUTO CLOSE Ice bank 1ea BASKET DOOR 3LEFT 3RIGHT REFRIGERANT gr MODELS NO LFC23760 197 83 436 93 634 76 32 7 8 69 34 ICE TRAY SHELF SPECIFICATIONS DIMENSIONS in W H D FREEZER REFRIGERATOR WEIGHT kg 140 GENERAL FEATURES CAPACITY litre F R T R134a 120 3 ...

Страница 4: ...table fresh and crisper Chef Fresh Snack Pan Can Dispenser Temperature Control Shelves Refrigerator Light Customcube Icemaker Dairy Bin A B C G H I J E F K D L M N O P Q Use this section to become more familiar with the parts and features NOTE This guide covers several different models The refrigerator you have purchased may have some or all of the items listed below The locations of the features ...

Страница 5: ...e 4 Push in remaining two clips until you hear each snap securely into place Note Make sure that no part of gasket bracket edge protrudes from beneath door frame edge 3 DISASSEMBLY 5 Frame Cover Handle Gasket Door Bracket Clip Frame Flat Tip Screwdriver Gasket Bracket Figure 3 Figure 2 Figure 4 Gasket Bracket Clip Spring Door Frame Correct Incorrect Figure 5 Door Gasket Removal 1 Remove door frame...

Страница 6: ... cover and working down snap cover back into door 3 2 DOOR ALIGNMENT If the space between your doors is uneven follow the instructions below to align the doors 1 With one hand lift up the door you want to raise at middle hinge 2 With other hand use pliers to insert snap ring as shown 3 Insert additional snap rings until the doors are aligned Three snap rings are provided with unit 6 Figure 6 Corre...

Страница 7: ...efrigerator Compartment Lamp 1 Unplug the power cord from the outlet 2 Remove refrigerator shelves 3 Release the hooks on both ends of the lamp shield and pull the shield downward to remove it 4 Turn the lamp counterclockwise 5 Assembly is the reverse of disassembly Replacement bulb must be the same specification as the original Max 60 W2EA 3 5 2 Freezer Compartment Lamp 1 Unplug refrigerator or d...

Страница 8: ... the start winding and main winding 4 2 3 PTC Applied Circuit Diagram Starting Method for the Motor 4 2 4 Motor Restarting and PTC Cooling 1 It requires approximately 5 minutes for the pressure to equalize before the compressor can restart 2 The PTC device generates heat during operation Therefore it must be allowed to cool before the compressor can restart 4 2 5 Relation of PTC Starter and OLP 1 ...

Страница 9: ... the OLP in any way 4 4 TO REMOVE THE COVER PTC 1 Remove the Cover Back M C 2 Disconnect two housing upper side of comp connected in 3 Loosen two screws on comp base 4 Use a L shaped flap tool to pry off the cover 5 Assembly in reverse order of disassembly 9 Part Customer part number Lot code date code 330 FBYY S1 BOX98 12345678 Physical termination part number Electrical characteristics part numb...

Страница 10: ... CON3 GN WH 1 98 C FUSE M I MAKER W VALVE BK V S W Cr RD PK 2 2 CAPACITOR PART CAPACITOR PART CON6 1 BL 2 1 RD BK 5 5 6 6 4 4 3 3 PTC STARTER Cs BL COMP ACCESSORIES POWER PK PINK YL YELLOW BK BLACK GN GREEN BN BROWN PWB PCB ASSEMBLY ICE MAKER WH WHITE BL FUSE M BL B A HEATER SHEATH BO RD 72 C nc BK OLP YL S GN PART PART S GN YL M COMP EARTH COMP EARTH GN GN BL PR F LAMP nc R LAMPS D C BL nc PR PUR...

Страница 11: ...ly needs to be checked by an electrician Replace Compressor Supply voltage rating with 10 Applied voltage isn t in acceptable range 115V 10 Remove PTC Starter from Compressor and measure voltage between Terminal C of Compressor and Terminal 5 or 6 of PTC Check resistance between M C S C and M S in Motor Compressor Check resistance of two terminals in PTC Starter Check resistance of two terminals i...

Страница 12: ...sure resistance between No 5 and 6 of PTC Starter with a Tester Figure 19 Separate OLP from Compressor and check resistance value between two terminals of OLP with a Tester Figure 20 Observation value is 115V 60Hz 6 8 30 The resistance value is 0 short or open Check another electric component Replace OLP Replace PTC Starter Figure 19 Figure 20 ...

Страница 13: ...apacity Replace indicated component Advise customer that the Power supply needs to be checked by an electrician Replace indicated component Cause Check voltage at starting devices Check current flowing in sub coil of Compressor Check rating of OLP Fan motor doesn t run Heavy frost buildup on EVAPORATOR Wire is open or shorted Coil is shorted or open Open Open Replace Defrost Heater Replace indicat...

Страница 14: ...igh Is there a gap in the door gasket Is the unit positioned in a firm and even place Are any unnecessary objects placed in the back side of the unit Check if the Drip Tray is not firmly fixed Check if the cover of the compressor enclosure in the lower front side is taken out Check if the door gasket is dirty with an item like juice Is the refrigerator level Is there too much food in the refrigera...

Страница 15: ...tor don t in inlet only temperature The capillary tube is faulty cool normally WHOLE Freezer Flowing sound of refrigerant Equal to ambient Normal discharging of the CLOG compartment and is not heard and frost isn t temperature Refrigerant Refrigerator don t cool formed MOISTURE Cooling operation Flowing sound of refrigerant Lower than Cooling operation restarts CLOG stops periodically is not heard...

Страница 16: ...ial Very Fast Inefficient Compressor Partial Restriction Complete Restriction Equalization Test Condenser Temperature None Very Fast Very Slow Very Slow Hotter than Normal Air Low Side Leak Loss of Change Compressor Not Pumping Cap Tube Sound Room Temperature Trace of Oil Undercharge Leak Yes No Faint Fast None to Weak The equalization test is trying to restart a compressor using a start kit after...

Страница 17: ...e Park Position Fill Test Mode Waits until water becomes cold after starting the Icemaking operation Runs MOTOR to drop ice from the tray into the ICE BIN Performs Icemaking Mode after supplying water by operating the SOLENOID in ICE VALVE To operate LINE and SERVICE press and hold the Cube Size button for 3 seconds The icemaking will run through 3 stages Harvest Fill Icemaking With the detect lev...

Страница 18: ...ed if it reaches start position again while Heater Motor are on at the same time A ice bin is full The EJECTOR stops heater off B ice bin is not full The EJECTOR rotates twice to open for ice NOTE If the EJECTOR does not rotate once within 5 minutes in status 2 separate heater control mode starts operating to prevent the EJECTOR from being constrained It is recommended that the user open for ice t...

Страница 19: ...r supply control panel ERROR indicators in table can be checked only in TEST mode STAGE ITEMS INDICATOR REMARKS 1 2 3 4 5 6 HEATER MOTOR HALL IC TRAY SOLENOID VALVE HALL IC LEVER Reset Five seconds after heater starts heater will go off if temperature recorded by sensor is 10 C 50 F or lever is in up position Five seconds after heater starts you can confirm that motor is moving You can confirm Hal...

Страница 20: ... to press the ICE PLUS key and the LED will turn ON This function will remain activated for 24 hrs The first three hours the compressor and ICE PLUS will be ON The next 21hours the freezer will be controlled at the lowest temperature After 24 hours or if the ICE PLUS key is pressed again the freezer will return to its previous temperature 5 For the first three hours notice the following cases 1 Co...

Страница 21: ...r for restoring power defrosting starts when the compressor running time reaches 4 hours 3 Defrosting stops if the sensor temperature reaches 46 4 F 8 C or more If the sensor doesn t reach 46 4 F 8 C in 1 hours the defrost mode is malfunctioning Refer to the defect diagnosis function 7 1 9 4 Defrosting won t function if its sensor is defective wires are cut or short circuited 8 1 8 Electrical Part...

Страница 22: ...gerator sensor Failure of defrost sensor Poor of defrost LED check mode RT sensor error Cut or short circuit wire Cut or short circuit wire Cut or short circuit wire Inspect Connecting wires on each sensor Snapping of defrost heater or Temperature fuse pull out of Connector indicated minimum 1 Hours after failure occurs All off All off All off All off All off LED OFFLED ON 1 hours later after Open...

Страница 23: ...normal speed or if normal speed to high speed for 30 seconds After 30 seconds it turns to its original RPM Demonstration MODE 1 When the ICE PLUS key and ADJUST key of refrigerator temperature control are pressed for more than 3 seconds at the same time temperature s it converts to demostration mode 2 In this status each LED is rotated with 1 second interval 3 In this status all Loads are off Comp...

Страница 24: ... Vdc and the MICOM and IC 5 Vdc The voltage for each part is as follows VA1 is a part for preventing over voltage and noise When 385V or higher power is applied the inside elements are short circuited and broken resulting in blowout of the fuse in order to protect the elements of the secondary part of the TRANSFORMER PART VA 1 CE 3 CE 4 CE 5 VOLTAGE 115 Vac 12 Vdc 15 5 Vdc 5 V ...

Страница 25: ...ll not work 8 2 3 Reset Circuit The RESET circuit allows all the functions to start at the initial conditions by initializing various parts including the RAM inside the MICOM IC1 when the power is initially supplied or the power supply to the MICOM is restored after a momentary power failure For the initial 10ms of power supply LOW voltage is applied to the MICOM RESET terminal During a normal ope...

Страница 26: ...zer Drive Open Door Detection Circuit 1 Load Drive Condition Check LOAD TYPE COMP NO 14 NO 12 NO 11 NO 13 1V or below 12V DEFROSTING HEATER LAMP FRENCH DOOR HEATER 1 2 DEW HEATER Measurement Location IC6 Condition ON OFF ...

Страница 27: ...r OFF 2 This is a circuit to perform a temporary change of speed for the fan motor and applies DC voltage up to 7 5V 16V to motor 3 This circuit prevents over driving the fan motor by cutting off power applied to the fan motor in the lock of fan motor by sensing the operation RPM of the fan motor part part part MOTOR OFF 2V or less 0V 5V MOTOR ON 13V 15V 0V 2V 3V a b c ...

Страница 28: ...V 0 V 5 V 0 5 s 0 5 s 2 63 kz Beep OFF 0 05 s 0 1 s 0 2 s 2 s 0 V 5 V 0 V 5 V 2 63 kz Ding 2 21 kz Dong A B Tone Ding Dong when the button on the display is pushed Alarm for open door beep beep beep PIN NO 15 PIN NO 14 Closed 5 V Open 0 V Freezer Refrigerator Door Measurement Location Refrigerator Door Switch Freezer Door Switch ...

Страница 29: ...r defrosting and the indoor temperature for compensating for the surrounding temperature into MICOM OPENING or SHORT state of each TEMPERA TURE SENSOR are as follows SENSOR CHECK POINT NORMAL 30 C 50 C SHORT CIRCUITED OPEN Freezer Sensor POINT Voltage Refrigerator Sensor POINT Voltage 0 5 V 4 5 V 0 V 5 V Defrosting Sensor POINT Voltage A B C ...

Страница 30: ...8 2 6 Refrigeration Compartment Stepping Motor Damper Circuit The circuit shown below is the damper circuit to regulate the refrigerator temperature 30 ...

Страница 31: ...The circuit shown above determines whether a function control key on the operation display is pushed It also turns on the corresponding function indication LED LED Module SEVEN SEGMENT DISPLAY SEVEN SEGMENT DISPLA Y MODULE The drive type is the scan type ...

Страница 32: ... speed Measure the F SENSOR SUPER FROST SENSOR R1 R2 SENSOR after disconnect CON5 of PWB AS SY MAIN TEMPERATURE DETECTED RESISTANCE OF FREEZER RESISTANCE OF REFRIGERATOR BY SENSOR SENSOR DEFROST SENSOR ROOM SENSOR 20º C 15º C 10º C 5º C 0º C 5º C 10º C 15º C 20º C 25º C 30º C 40º C 50º C 22 3 K 16 9 K 13 0 K 10 1 K 7 8 K 6 2 K 4 9 K 3 9 K 3 1 K 2 5 K 2 0 K 1 4 K 0 8 K 77 K 60 K 47 3 K 38 4 K 30 K ...

Страница 33: ...C is poor Replace OLP PTC after compressor shuts off COMPRESSOR RELAY is Replace MAIN PWB don t press the KEY and poor wait THE CONNECTING WIRE Check the connection of the is poor black wire of the MAIN PWB CONNECTOR CON2 2 If refrigerant is leaking Measure the amount of frost Refrigerant leakage Replace the leaking part and sticking on EVAPORATOR replace any lost refrigerant and the surface tempe...

Страница 34: ...liner damaged Replace Door liner door is closed DEFROSTING is NO DEFROSTING 1 If HEATER emits heat USE TEST MODE3 HEATER disconnection Replace HEATER poor forced DEFROSTING TEMPERATURE FUSE Replace TEMPERATURE disconnection FUSE Connection is poor Check EVAPORATOR connection and wire of MAIN PWB CONNECTOR DEFROST SENSOR is poor Replace DEFROST SENSOR HEATER RELAY is poor Replace RY2 of MAIN PWB 2 ...

Страница 35: ...8 5 MAIN PWB ASSEMBLY AND PARTS LIST 8 5 1 Main PWB Assembly 35 Top view Bottom view ...

Страница 36: ...8 5 2 Replacement Parts List 36 ...

Страница 37: ...8 5 3 PWB Assembly Display and parts list 37 ...

Страница 38: ...8 6 PWB DIAGRAM 8 6 1 PWB Main Assembly 38 ...

Страница 39: ... 39 ...

Страница 40: ... 312A 317A 310A 103A 105A 301A 103B 418A 281A 271C 305B 305B 305C 305C 323B 329C 420A 319A 319C 503D 282B 409D 120B 409B 158A 125D 332A 135C 405A 158E 145B 409B 503C 503E 106A 145A 282F 128F 128E 405C 405F 319E 329A 404A 903D 610A 903E 610A 262H 410G 271A 503G 406B S22 405G 903A 903B 903B 103C 105F 410A 405B 405B 328B 327A S01 S01 619B 503F S38 328A 402A 282E 402A 412D EV 40 ...

Страница 41: ...FREEZER PARTS CAUTION Use the part number to order part not the position number 136A 237C 136B 248E 248F 131A 145C 145F EV 41 ...

Страница 42: ...umber to order part not the position number 154A 151A 155B 151A 151C 167B 103E 103E 146A 170A 128A 103E 103E 128B 143F 142E 142D S24 S24 140B 140B 140B 140E 140E 1 1 140D 140D 1 1 143E 143E S24 S24 S24 S24 140B 140E 1 140D 1 143E S24 S24 EV 42 ...

Страница 43: ...n number 104E 241C 241C 241C 237A 241C 241C 241C 241A 241B 237A 250A 233B 233C 231B 230B 262E 233A 233D 231A 230A 249J 249K 262E 233D Only on some models 250B 249E 249A 621B 249F 249B 250B 621C 244A 243A 243B 286A 212G 243A 243B 243C 244A 233E 233G 233F 233H 212J 212J 212A 212J EV 43 ...

Страница 44: ...WATER and ICE MAKER PARTS 44 CAUTION Use the part number to order part not the position number 602A S28 600A 619A 619C 262D S31 600C EV 618A 623C 616E S29 622B 627A ...

Страница 45: ... Tray Assembly Meat 409B 6912JB2004M Lamp Incandescent 200A 3581JJ8721T Door Assembly Freezer 409D 3034JJ1002B Reflector Lamp 201A ADD56666201 Door Foam Assembly Freezer 410A 6621JK2002D Drawing Assembly 203A 4987JJ1004Z Gasket Assembly Door 410G 0CZZJB2012J Capacitor Electric Appliance Film Box 212A AED37133105 Handle Assembly Freezer 411A 6411JK1006A Power Cord Assembly 212G 3846JD1007H Name Pla...

Страница 46: ...721S Door Assembly Freezer 405G 4811JJ2002H Bracket Assembly Motor 201A 5433JJ0125W Door Foam Assembly Freezer 406B 6600JB1004A Switch Push Button 203A 4987JJ1004A Gasket Assembly Door 409B 6912JB2004M Lamp Incandescent 212A AED37133107 Handle Assembly Freezer 409D 3034JJ1002B Reflector Lamp 212G 3846JD1007F Name Plate 410A 6621JK2002D Drawing Assembly 212J 4620JJ2010C STOPPER HANDLE 410G 0CZZJB20...

Страница 47: ...201A ADD56666203 Door Foam Assembly Freezer 409B 6912JB2004M Lamp Incandescent 203A 4987JJ1004E Gasket Assembly Door 409D 3034JJ1002B Reflector Lamp 212A AED37133106 Handle Assembly Freezer 410A 6621JK2002D Drawing Assembly 212G 3846JD1007G Name Plate 410G 0CZZJB2012J Capacitor Electric Appliance Film Box 212J 4620JJ2010C STOPPER HANDLE 411A 6411JK1006A Power Cord Assembly 230A ADC56693201 Door As...

Страница 48: ...March 2008 P No MFL49482903 ...

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