LG LRFD22850ST Скачать руководство пользователя страница 46 | Manualshive

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REFRIGERATOR PARTS

CAUTION: Use the part number to order part, not the position number.

*

: on some models

- 46

-

141D

149C

141E

149E

141B

141C

141A

146A

147B

147C

147A

140B

140F

140A

128A

128B

142B

142E

142D

142A

170A

128A

S24

128C

128M

278C

128G

160B

154A

161A

151A

155B

161A

160B

151C

168A

160A

103E

103E

103E

103E

151A

103E

103E

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Содержание LRFD22850ST

Страница 1: ...CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL REFRIGERATOR SERVICE MANUAL MODELS LRFD22850ST LRFD22850SW LRFD22850TT ...

Страница 2: ... REPLACEMENT PARTS LIST 44 54 CONTENTS 2 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 line voltage and amperage 4 Use standard electrical components 5 Don t touch metal products in the freezer with wet hands This may cause frostbite 6 Prevent water from spili...

Страница 3: ...eater Defrost DOOR FINISH VCM Stainless HANDLE TYPE Bar INNER CASE ABS Resin INSULATION Polyurethane Foam ITEMS SPECIFICATIONS VEGETABLE TRAY Opaque Drawer Type COMPRESSOR PTC Starting Type EVAPORATOR Fin Tube Type CONDENSER Wire Condenser REFRIGERANT R 134a 115 g LUBRICATING OIL ISO10 220 ml DEFROSTING DEVICE SHEATH HEATER LAMP REFRIGERATOR 60 W 2EA FREEZER 60 W 1EA W 836 x D 870 x H 1764 mm W 32...

Страница 4: ...sh Can Dispenser Optibin Crisper Keeps fruits and vegetable fresh and crisper Customcube Icemaker Ice Bin Full Widht Wire Basket Wire Durabase Filter inside Dairy Bin Egg Box Design A Door Bins Freezer Light Wire Basket B C D A F E G H I J K M N L O P On some models 2 PARTS IDENTIFICATION 4 ...

Страница 5: ...ll clips snap out 3 Remove gasket Pull gasket free from gasket channel on the three remaining sides of door Door Gasket Replacement 1 Insert gasket bracket clips 1 Insert gasket bracket edge beneath door frame edge 2 Turn upper gasket bracket spring so that both spring ends are in the door channel 3 Push in clip until you hear it snap securely into place 4 Push in remaining two clips until you hea...

Страница 6: ...or 3 Replace door frame cover Starting at top of cover and working down snap cover back into door 3 2 TO REMOVE THE DISPENSER 1 Use fiat tip screwdriver to pry back hooks on botton underside of cover dispenser 2 Pry off cover dispenser Disconnect wire harness 3 Replace cover dispenser in opposite manner and order of removal 6 Figure 6 Correct Incorrect Figure 7 Figure 9 Figure 10 Figure 8 ...

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: ...e 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 number ...

Страница 10: ...5 CIRCUIT DIAGRAM 10 5 CIRCUIT DIAGRAM 10 ...

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: ...ure resistance between No 5 and 6 of PTC Starter with a Tester Figure 20 Separate OLP from Compressor and check resistance value between two terminals of OLP with a Tester Figure 21 Observation value is 115V 60Hz 6 8Ω 30 The resistance value is 0Ω short or open Check another electric component Replace OLP Replace PTC Starter Figure 20 Figure 21 ...

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: ... high 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 refrige...

Страница 15: ...or 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: ...with power on Power On Start Position Ice Making Mode Harvest Mode Park Position Fill Test Mode Waits until water becomes cold after starting the ice making operation Runs MOTOR to drop ice from the tray into the ICE BIN Performs Ice Making Mode after supplying water by operating the SOLENOID in ICE VALVE To operate LINE and SERVICE press and hold the Fill Key for 3 seconds The ice maker will run ...

Страница 18: ... ice making function will be completed in 4 hours NOTE After Icemaker Power is ON the Icemaker heater will be on for test for 9 sec 7 2 3 Harvest Mode 1 Harvest Ice removing refers to the operation of dropping cubes into the ice bin from the tray when ice making has completed 2 Harvest mode 1 The Heater is ON for 30 seconds then the motor starts 2 After performing Step 1 the Heater is turned OFF t...

Страница 19: ...ressing the Fill Key repeatedly This changes the time allowed for fill as illustrated in the table below Water supply amount TABLE 19 STAGE TIME TO SUPPLY INDICATIONS REMARKS 1 2 3 4 5 6 sec 6 5 sec 7 sec 7 5 sec 8 sec The water amount will vary depending on the water control Switch setting as well as the water pressure of the connected water line ...

Страница 20: ...er supply control panel ERROR indicators in table can be checked only in TEST mode 20 STAGE ITEMS INDICATOR REMARKS 1 2 3 4 5 6 HEATER MOTOR HALL IC I detection of position VALVE HALL IC II detection of full filled Ice Reset Five seconds after heater starts heater will go off if temperature recorded by sensor is 10 C or lever is in up position Five seconds after heater starts you can confirm that ...

Страница 21: ...ocked state The buzzer sound other control buttons and the dispenser are deactivated 4 To release from the locked state press and hold the LOCK button again for 3 seconds 8 1 4 Filter condition display function 1 There is a replacement indicator light for the water filter cartridge on the dispenser 2 Water filter needs replacement once six months or about 28 000 seconds of using water filter 3 Wat...

Страница 22: ...frost cycle begins during the first 90 minutes of Express Freezing the Express Freeze cycle will complete its cycle after defrosting has ended If the defrost cycle begins when Express Freeze has run for more than 90 minutes Express Freeze will run for two hours after the defrost is completed 3 If EXPRESS FREEZING is pressed during defrost EXPRESS FREEZING LED is on but this function will start sev...

Страница 23: ...ou should change the water filter After this you must press the water filter button for three seconds and you will hear a ding dong sound The LED will be OFF This operation will indicate that the UNIT is reset to its initial conditions so this process is restarted 8 1 13 Electrical Parts Are Turned On Sequentially Electrical parts such as COMP defrosting heater freezer FAN etc are turned on in the...

Страница 24: ...isplay LED graphics on If releasing the button the LED graphic displays the previous status 24 NO ITEM ERROR CODE CONTENTS REMARKS 1 2 3 4 5 6 Failure of freezer sensor Failure of Refrigerator sensor Failure of defrost sensor Failure of Room Temperature sensor Failure of defrost mode Failure of BLDC Fan Motor at Freezing Compartment When Display check mode Cut or short circuit wire Cut or short ci...

Страница 25: ...mo graphic 3 In this status all Loads are off Compressor Fan Damper Heater Even is Demonstration Mode the refrigerator Lamp automatic off function warks normally and can be demonstrated 4 Exit the Demo mode and reset the Display by pressing the Express Freezing Temp Control button and the Refrigerator Temp Control button for 3 seconds or longer 25 MODE MANIPULATION CONTENTS REMARKS TEST1 TEST2 TES...

Страница 26: ... 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 26 6 8 100 ...

Страница 27: ...ot 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 operati...

Страница 28: ...ve Open Door Detection Circuit 1 Load Drive Condition Check LOAD TYPE COMP NO 13 NO 14 NO 16 NO 12 NO 15 1V or below 12V DEFROSTING HEATER LAMP VALVE FRENCH DOOR HEATER 1 2 DEW HEATER Measurement Location IC6 Condition ON OFF 28 2 1 Fan motor driving circuit freezing compartment fan 1 This circuit makes standby power 0 by cutting off power supplied to ISs inside of the fan motor in the fan motor O...

Страница 29: ...motor driving circuit machine room by cutting off power supplied to ISs inside of the fan motor in the fan motor OFF 1 This circuit makes standby power 0 part part part MOTOR OFF 2V or less 0V 5V MOTOR ON 13V 15V 0V 2V 3V a b c 1 3 6 4 4 5 C FAN 1 2W PPG R40 KTB1151 R46 Q4 3 9KJ KTC3198 4 7KJ FR107 Q5 P11 2KJ 25V D8 R44 R41 R45 CE12 32 1 5KJ 35 220uF 102 D9 P14 FR107 CC20 CC19 10KJ R43 1mH 4 7KJ L...

Страница 30: ...g for the surrounding temperature into MICOM OPENING or SHORT state of each TEMPERATURE SENSOR are as follows 30 PIN NO 30 PIN NO 37 Closed 5 V Open 0 V Freezer Refrigerator Door Measurement Location 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 Room Temperature sensor POIN...

Страница 31: ...8 2 6 Refrigeration Compartment Stepping Motor Damper Circuit The circuit shown below is the damper circuit to regulate the refrigerator temperature 8 2 7 Dispenser Input 31 7 3 4 4 2 3 ...

Страница 32: ... 3kΩ Down Down Change Up Up Up Up Up Up Up Up 1 5 C 1 C 0 5 C No 0 5 C 1 C 1 5 C 2 C 2 5 C 3 C 3 5 C 5 6kΩ Down Down Down Change Up Up Up Up Up Up Up 2 C 1 5 C 1 C 0 5 No 0 5 C 1 C 1 5 C 2 C 2 5 C 3 C 8 2kΩ Down Down Down Down Change Up Up Up Up Up Up Refrigerator 2 5 C 2 C 1 5 C 1 C 0 5 C No 0 5 C 1 C 1 5 C 2 C 2 5 C RCR 10kΩ Down Down Down Down Down Change Up Up Up Up Up 3 C 2 5 C 2 C 1 5 C 1 C ...

Страница 33: ...rcuit 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 Module SEVEN SEGMENT DISPLAY The drive type is the scan type 33 CON 6 4 3 2 1 ...

Страница 34: ...nse speed Measure the F SENSOR SUPER FROST SENSOR R1 R2 SENSOR after disconnect CON5 of PWB ASSY MAIN TEMPERATURE RESISTANCE OF FREEZER RESISTANCE OF REFRIGERATOR SENSOR DEFROST SENSOR ROOM SENSOR 20 C 22 3 KΩ 77 KΩ 15 C 16 9 KΩ 60 KΩ 10 C 13 0 KΩ 47 3 KΩ 5 C 10 1 KΩ 38 4 KΩ 0 C 7 8 KΩ 30 KΩ 5 C 6 2 KΩ 24 1 KΩ 10 C 4 9 KΩ 19 5 KΩ 15 C 3 9 KΩ 15 9 KΩ 20 C 3 1 KΩ 13 KΩ 25 C 2 5 KΩ 11 KΩ 30 C 2 0 KΩ ...

Страница 35: ...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 36: ...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 37: ...8 5 MAIN PWB ASSEMBLY AND PARTS LIST 8 5 1 Main PWB Assembly 37 ...

Страница 38: ...E FILM FUSE1 D3SBA60 BK SHINDENGEN 600V 4A 80A 10UA 0RS3303J609 84 1UF KME RG YX 50V 0 2 FM5 TP 5 TNC 67 220P 2KV K B S RELAY 6854B50001A CON1 0CK223DK96A RL2 6200JB8004A 0CK102DK96A 0DD400409AC CC8 CC9 CC11 15 CC18 470PF 50V K B TA52 0CK22102510 RL1 22NF 50V Z F TA52 SAM WHA SMW250 YEONHO 6P 2 5MM STRAIGHT SN 0CE106EK638 26 1K OHM 1 4 W 1 00 TA52 KIA7042P KEC 3P BK RESET YEON HO CC17 CC20 95 1MOH...

Страница 39: ...8 5 3 PWB Assembly Display And Parts List 39 ...

Страница 40: ... 40 ...

Страница 41: ...8 5 4 Circuit Diagram of Display 41 ...

Страница 42: ...uF CC6 473 180KJ IC4 2 5 C R7 M RL1 IC7 CC7 FUSE M 5 TEMP COMPENSATION REPLACING RCR1 5 10 nc com G5NB 1A L1 P05 TEST STARTING CAPACITOR D7 275VAC 2 C 3 5 P06 RY4 104 21 5V 275VAC 6 8KJ 2KJ 5 CE1 CSTS0400MG03 CM3 12KJ 35V 0 5 C HEATER 10 27 104 12 7 LAMP R 3 RUNNING CAPACITOR ALZ21B12 RC FILTER 470nF 680J Rocp P02 VDD Vss 8 L2 3 3KJ CE2 1 5 C R3 630V 18KJ KIA431 1 C 2 4KF RC FILTER 15 5V RESET 4 7...

Страница 43: ...KJ 2KJ 4 7KJ 10uF FR107 4 7KJ 1mH R27 R28 CE6 3 9KJ R31 223 38 Q5 P11 2K 6 2KJ 6 14 15 2KJ 25V R25 2KJ D8 CE8 2KJ L3 10uF 2KJ 26 1KF 39 10KJ P62 24 R44 223 R41 INT4 33 R21 10 TA7774F R45 2KJ 50V CE12 32 10uF R36 CE11 104 2KJ P20 1 5KJ 35 P71 2KJ FR107 R16 8 1 2 220uF 102 10uF CE9 D9 25V Q2 R19 SW1 10KJ P61 Q3 37 P14 7 R35 4 7K R30 FR107 CC20 RD1 RR1 CC19 R37 220uF D5 P77 R20 223 ZD1 223 34 P60 KTC...

Страница 44: ...307A 312A 317A 310A 103A 105A 301A 103B 418A 281A 402A 271C 305B 305B 305C 305C 323B 329C 420A 319A 319C 503D 282B 611D 410A 611B 409D 120B 611A 611C 409B 158A 332A 135C 405A 158E 145B 409B 106A 145A 282F 128F 128E 405C 405F 319E 329A 404A 903D 610A 903E 610A 262H 410G 402A 271A 282E 406B 284D 284D S22 405G 903A 903B 903B 103C 105F 405B 405B 405B 327A 328B S01 S01 262A 619B ...

Страница 45: ...FREEZER PARTS CAUTION Use the part number to order part not the position number 45 136A 285A 136E 136G 136C 131A 128D 248F 131C 248F 145C 136D 248A 136B ...

Страница 46: ... not the position number on some models 46 141D 149C 141E 149E 141B 141C 141A 146A 147B 147C 147A 140B 140F 140A 128A 128B 142B 142E 142D 142A 170A 128A S24 128C 128M 278C 128G 160B 154A 161A 151A 155B 161A 160B 151C 168A 160A 103E 103E 103E 103E 151A 103E 103E ...

Страница 47: ...3A 233D 231A 233B 233C 231B 241C 241C 241C 230B 241A 241B 241C 241C 212A 245B 245A 244G 700B 244G 230A 281G 410B 281D 281D 210A 210A 281G 281C 281C 203A 201A 200A 146B 146C 244E 243A 243B 212G 243A 243B 700C 47 147D 244B 244C 244G 244G 244B 700C 244G 244G 244C 244E 262E 262E 104E 313A 313A 210B 210B ...

Страница 48: ...DISPENSER PARTS CAUTION Use the part number to order part not the position number 48 280D 279B 280F 279E 279C 406C 113C 279D 276B 276A 616B 616A 403A ...

Страница 49: ...ICE MAKER PARTS 49 602A S28 600A CAUTION Use the part number to order part not the position number 615A 629A 629C 628C 628E 628B 262D 628D 629B 629B 628F 627B 262B 262B 628G 628G ...

Страница 50: ...ICE WATER PARTS 50 627A 616G 623C 627A 618A 616F 627A 616E 622A 616D 623C 623A 625A CAUTION Use the part number to order part not the position number 627B 619A 619C 262D 627B 262D 623D 623B ...

Страница 51: ...0B 3806JL1020B 3806JL1020B 136E DECO TRAY 3806JL1024B 3806JL1024B 3806JL1024B 136G TRAY DRAWER 3390JJ1036A 3390JJ1036A 3390JJ1036A 140A SHELF ASSEMBLY R 5027JJ1014D 5027JJ1014D 5027JJ1014D 140B SHELF ASSEMBLY R 5027JJ1005A 5027JJ1005A 5027JJ1005A 140F SHELF ASSEMBLY NET 5027JJ2005F 5027JJ2005F 5027JJ2005F 141A SHELF ASSEMBLY R 5027JJ1014B 5027JJ1014B 5027JJ1014B 141B SHELF ASSEMBLY R 5027JJ1005A 5...

Страница 52: ... 241C BASKET ASSEMBLY DOOR 5005JJ2022A 5005JJ2022A 5005JJ2022A 243A STOPPER DOOR 4620JJ3006D 4620JJ3006A 4620JJ3006C 243A STOPPER DOOR 4620JJ3006D 4620JJ3006A 4620JJ3006C 243B STOPPER DOOR 4620JJ2009A 4620JJ2009A 4620JJ2009A 243B STOPPER DOOR 4620JJ2009A 4620JJ2009A 4620JJ2009A 244B HOLDER HANDLE 4930JJ2018B 4930JJ2018A 4930JJ2018B 244C HOLDER HANDLE 4930JJ2017B 4930JJ2017A 4930JJ2017B 244E HANDLE...

Страница 53: ...J3002A 319A TRAY DRIP 3390JJ0004A 3390JJ0004A 3390JJ0004A 319C GUIDE FAN 4974JJ1009A 4974JJ1009A 4974JJ1009A 319E BRACKET MOTOR 4810JJ2005A 4810JJ2005A 4810JJ2005A 323B CONDENSER ASSEMBLY WIRE 5403JJ1007A 5403JJ1007A 5403JJ1007A 327A CAP DRAIN PIPE 5006JA3034A 5006JA3034A 5006JA3034A 328B RUBBER DAMPING 4J04328A 4J04328A 4J04328A 328B RUBBER DAMPING 4J04328A 4J04328A 4J04328A 329A FAN ASSEMBLY 590...

Страница 54: ...623C BAND MECH 4770JA3001A 4770JA3001A 4770JA3001A 623C BAND MECH 4770JA3001A 4770JA3001A 4770JA3001A 623D CONNECTOR MECH TUBE 4932JA3002B 4932JA3002B 4932JA3002B 625A COVER TUBE 3550JJ2034A 3550JJ2034A 3550JJ2034A 627A HOLDER PIPE 4930JA3054A 4930JA3054A 4930JA3054A 627B HOLDER BRACKET 4930JA3091A 4930JA3091A 4930JA3091A 627B HOLDER BRACKET 4930JA3091A 4930JA3091A 4930JA3091A 627B HOLDER BRACKET ...

Страница 55: ...P No 3828JL8077A May 20 2005 ...

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