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Daewoo FRX-623B Series, Service Manual

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9. Door opening alarm continues after closing

TROUBLE SHOOTING

Door switch pushing well?

Start

Attach a thin pad on the
door liner or change the

door assmbly.

No

Door switch is soaked

with water or there is

water in the switch?

Yes

Yes

Check if interior light is ON

Change the door switch

PCB input is OK?

Repair any disconnection of wires

and defective door switch

No

Yes

Connector insertion to

Main PCB is OK?

Repair the defective connection

No

Yes

No

Door switch itself is ok?

Change the new

Yes

48

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Summary of Contents for FRX-623B Series

Page 1: ...FPX6034501...

Page 2: ...FPS R 134a Model FPN R 600a Model Dispenser Homebar Model F Type Dispenser Homebar Magic Room G Type F Model FPX 603D E B Modle FPS N X22D E 3 F Model FPX 604D E B Modle FPS N X22D E 4 F Model FPX 605...

Page 3: ...Only X22D Dispenser Only X22F Dispenser Home bar door X22E Dispenser Change Room X22G Di H b D Ch R 5W x 280W Fin Type Compulsory Convection Type Evaporator Type Refrigerant Charge Refrigerator Sensor...

Page 4: ...2 Outside Diemension SPECIFICATIONS The real features are model dependent 3...

Page 5: ...ment 7 Refrigerator shelf for storing frozen food for storing common foods 3 Freezer shelf 8 Vegetable case for storing frozen food 9 Fruit case 4 Ice cube tray for storing cold water 5 Freezer case 1...

Page 6: ...Refrigerator shelf for storing frozen food for storing common foods 3 Freezer shelf 8 Water tank for storing frozen food for storing cold water 4 Ice maker storage case 9 Vegetable case 5 Freezer cas...

Page 7: ...tton the setting temperature changes below order 4 REF SET button 1 Temperature control of refrigerator compartment 2 Initial power plug ing Medium 4C Every time you press the REF SET button the setti...

Page 8: ...f e c d a b c d e f f Water dispenser selction button 2 Display Control 3 FRZ SET button 1 Temperature control of freezer compartment 2 Initial power plug in Medium 19C Every time you press the FRZ SE...

Page 9: ...button for 3 seconds 2 Wh l i th i t h t f l i d f ti FUNCTIONS 2 When cleaning the ice storage case or when not use for a long period of time 7 LOCK Mode Childproof lock 1 When lock the other buttons...

Page 10: ...for 24hours free of freezer sensor FUNCTIONS Temperature Control Initially On 1st Press 2nd Press 3rd Press 4th Press 5th Press 6th Press 7th Press Sensor On 15 8 16 8 18 8 18 8 10 6 13 9 14 8 Sensor...

Page 11: ...ol Initially On 1st Press 2nd Press 3rd Press 4th Press 5th Press 6th Press 7th Press Sensor On 6 5 5 5 4 5 10 5 9 5 8 5 7 5 Sensor Off 6 0 5 0 4 0 10 0 9 0 8 0 7 0 7 Medium Min 5 8 6 Medium Max Max M...

Page 12: ...mode 13 V 13 V Normal mode 10 V 13 V Mode F Fan C Fan Load mode 4 hours after defrosting RT 38C 13 V 13 V 2 Operating condition When door opening time is more than 1 minutes per 1 time Frz Ref go to...

Page 13: ...is over 12 hours 2 Total compressor running time on time off time is 70hours FUNCTIONS Defrost Mode Compressor runing time is over 2hours Start Total appiance runing time is over 60 hours Yes No Yes C...

Page 14: ...n Defrost Sensor is malfunction D1 error 60 minutes Heater maximum operation time F3 error 2 PAUSE After Defrost Heater switch OFF Compressor dosen t run within 10 minutes 3 FAN DELAY Freezer Refriger...

Page 15: ...de 1 Push the LOCK button 2 After 4 minutes automatically exit Error Display Basic Models 4 Error Code No 1 2 3 4 5 6 7 8 9 10 All Error Code reset when the relative parts turn into normal Display Err...

Page 16: ...2 After 4 minutes automatically exit 4 Error Code No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Display Error Code Remark F1 Freezer sensor disconnection or short r1 Refrigerator sensor disconnection...

Page 17: ...error Cause Room temperature sensor disconnection or short Check point Measure the voltage of sensor part on the Main PCB If voltage is 0 5 4 5V normal If voltage is 0V short or 5V disconnect change...

Page 18: ...1 time rotation EA error code disappear if level swtich is normal 10 Eu error Cause Sensor which senses if ice is full or not is abnormal Control When drops the ice the motor rotates 90 degree FUNCTI...

Page 19: ...case test switch is abnormal test is done only 1 time 2 When the initial power input ice tray turns to be horizontal 3 Water supply hose heater control defrost heater linkage operation Heater is alway...

Page 20: ...w 9 5C for 15 minutes ice making complete although the sensor is not below 12 5C 3 After 4 8hours ice making complete when ice sensor is abnormal 3 Water supply mode 1 If water supply mode starts the...

Page 21: ...hen refrigerator damper is open 2 When refrigerator damper is close the magic cool zone damper is controlled by each mode 3 Magic cool zone damper is close when Fresh mode select How to check Magic co...

Page 22: ...off 3 Under the off mode Freezer and refrigerator temperature displays Other LED lights go out and all the operation of your appliance halt 4 Conversely pressing FRZ SET and REF SET button together fo...

Page 23: ...ton FUNCTIONS KEYS Mode How to enter Remark A S Forced Defrosting REF SET button 5 times while keep pressing FRZ SET button All the modes active in LOCK Push the LOCK button Pull Down ICE button 5 tim...

Page 24: ...WIRING DIAGRAM Basic Model 23...

Page 25: ...WIRING DIAGRAM Full Models 24...

Page 26: ...WIRING DIAGRAM Full Models_Inverter Comp 25...

Page 27: ...1 Inner lamp changing method Disassembling Procedure How to Disassemble Assemble for each part 26...

Page 28: ...2 Ice maker Geared Moter changing method Disassembling Procedure How to Disassemble Assemble for each part 27...

Page 29: ...3 Freezer cooler area changing method Disassembling Procedure How to Disassemble Assemble for each part 28...

Page 30: ...4 Cooler fan Fan separation Disassembling Procedure How to Disassemble Assemble for each part 29...

Page 31: ...5 Cooler front cover separation Disassembling Procedure How to Disassemble Assemble for each part 30...

Page 32: ...Evaporator in detail How to Disassemble Assemble for each part 31...

Page 33: ...6 Refrigerator Damper changing method How to Disassemble Assemble for each part Disassembling Procedure 32...

Page 34: ...7 Refrigerator Damper changing method How to Disassemble Assemble for each part 33...

Page 35: ...8 Refrigerator switching room changing method How to Disassemble Assemble for each part Disassemble change room 1 2 3 4 34...

Page 36: ...9 C Fan Motor changing method How to Disassemble Assemble for each part Disassembling Procedure C Fan motor housing Bell mouth As 35...

Page 37: ...re 1 5 After Turning on water icon lamp Press Pull both locker and Separate the cover First Remove the cover on the right 3 7 Pull out the vegetable case and shelf Disconnect the pump wire housing 2Po...

Page 38: ...HOW TO Disassemble Assemble for each part 10 Dispenser area flap lever dispenser lever Sol Valve changing 37...

Page 39: ...HOW TO Disassemble Assemble for each part 38...

Page 40: ...t power of SMPS is ON Check the plug connection from compressor room and to CN1 of Main PCB Yes No Yes No Main PCB Fuse is connected Voltage value on Main PCB is OK Wire connection of Front PCB is OK...

Page 41: ...2 Freezing or cooling failure Weak cooling TROUBLE SHOOTING 40...

Page 42: ...a gap Door hang down Reassemble the door Yes Yes No Yes Door opening is too frquently Heat appliance are too close Watery or hot foods are stored in refrigerator Wipe out dews on the louver surface a...

Page 43: ...ection of Freezer door switch Repair Door Switch No Yes Yes No 4 2 Refrigeraotor Door Check the Door Switch connection and light socket Refrigerator light filament is disconnected or breaking Start Ch...

Page 44: ...6 Dews on Refrigerator Compartment TROUBLE SHOOTING 43...

Page 45: ...5 Refrigeration failure Foods does not get cool or cold soon TROUBLE SHOOTING 44...

Page 46: ...r or change the new No Repair or change the new Sensor is ok Check sensor connection Check the connector to Main PCB No No Yes Yes Remark Compressor sound is somewhat normal because it works like a he...

Page 47: ...work mechanism and sound to the user or customer Water flowing sound hiss or sizzling sound can make while refrigerant in the pipes is changing from liquid to gas state when compressor starts or stop...

Page 48: ...to some degree In case compressor vibration is sent to a pipe directly apply vibration absorber rubbers to welding pionts of pipepe and comprssor or to a much bent piont on the pipe Remarks Apply cush...

Page 49: ...assmbly No Door switch is soaked with water or there is water in the switch Yes Yes Check if interior light is ON Change the door switch PCB input is OK Repair any disconnection of wires and defectiv...

Page 50: ...Icon select the water mode No Is there Water in Water Tank No Yes Refill Water Tank with Water Parts Silicon in the Water Tank is in right Assemble Parts in right position Yes Pump for Dispenser oper...

Page 51: ...11 Dispenser Water Supply Water Leakage Points Freshefood Compartment 1 Water tank Guide Front Image Back Image 2 Pump TROUBLE SHOOTING Compressor Compartment 50...

Page 52: ...er and compressor Remove refrigerant Residuals Tools Contents Process Installation should be conducted in accordance with the standard installation procedure Leave space of more than 5 cm from the wal...

Page 53: ...00a Use of tools Precautions Items Process Compresso Evaporato Drye High Pressure Low pressure Suction Discharge tube Condense Hot 1 Nitrogen only should be used when cleaning inside of cycle pipes in...

Page 54: ...ischarge tube Condense Hot Evaporato When replacing a drier Weld 1 and 2 parts by blowing nitrogen 0 1 0 2kg cm2 to high pressure side after assembling a drier When replacing a compressor Weld 3 and 4...

Page 55: ...with a vacuum pump 3 Measure the amount of refrigerant charged Measure the weight of an evacuated bombe with an electronic scale Charge refrigerant into a bombe and measure the weight Calculate the we...

Page 56: ...le Standard Regulations for Heavy Repair a cover back M C after completion of work y 1 Observe the safety precautions for gas handling 2 Use JIG or wet towel in order to prevent electric wires from bu...

Page 57: ...COOLING CYCLE HEAVY REPAIR Brzing Reference Drawings 56...

Page 58: ...Water System for Mineral Water Models 57...

Page 59: ...Inverter Comp Cabinet Parts Part Code PCB MAIN AS Description Part Name 7 No Q ty X X 1 30143LK040 DISP Normal Comp 30143LK070 DISP Inverter Comp 8 3011446001 COVER M PCB BOX PP FB 72 1 1 1 301322680...

Page 60: ...18129650 232NFB PTH7M330MD2 DG12E11RAW5 3018133900 4TM205RFB 330M LQ140NAEM 3018133800 4TM319SFB EU4A5Q Inverter Comp 3811402510 MQ98 LOPOX PTJULM54 LG Comp 3011402100 DS3 3NORYL S S Comp 22 381430030...

Page 61: ...z 3010673620 FRX 601D 220 240V 60Hz 3010673610 FRX 601D 110 127V 42 3012231400 FRAME I MAKER AS FRX 601D 43 3001435000 COVER I CRUSHER T HIPS 45 3012538200 GUIDE I CRUSHER L ABS 46 3012538100 GUIDE I...

Page 62: ...SE A R AS FR S580EG PP 1 1 1 NO PART CODE PART NAME SPEC Refrigerator Compartment Q ty 73 3011199P00 CASE VEGETB M AS FRX 621B 1 1 1 74 3010580800 BOX W PUMP AS FPX 602 x 1 1 74 1 3018450000 PUMP DISP...

Page 63: ...1 ASSY F DR Basic Model 30100B7210 FRX 603D DWH1C 30100B7220 FRX 603D BLH6P 30100B7230 FRX 603D DWH1C 30100B72E0 FRX 603D BLH6L 83 1 3012318860 GASKET F DR AS FRX 621B 1 1 3010574300 220 240V 50Hz 30...

Page 64: ...Y F DR Basic Model ASSY F DR Dispenser Di H b M d l 30100A4J40 FRX 601D SUG7E 30100A4J50 FRX 601D BLH6P 83 1 3012318860 GASKET F DR AS FRX 621B 1 1 3010574300 220 240V 50Hz 3010574310 110 127V 60Hz 30...

Page 65: ...Dispenser Dispenser H bar Model 83 X 1 Q ty X 30100A5J40 FRX 602D SUG7E 30100A5J50 FRX 602D BLH6P 30100A5JA0 FRX 602D BLH6L 83 1 3012318860 GASKET F DR AS FRX 621B 1 1 3010574300 220 240V 50Hz 3010574...

Page 66: ...Short Handle NO PART CODE PART NAME SPEC Q ty 1 x ASSY R DR H bar Model 30100B73D0 FRX 603G BLH6L 90 1 3012318960 GASKET R DR AS PVC MAGNET 1 1 91 3019058420 POCKET R T GPPS 2 2 94 3019058600 POCKET...

Page 67: ...1 ASSY R DR Basic Model Dispenser Model 1 x ASSY R DR H bar Model x 30100A4L40 FRX 601F TSH5E 30100A4L50 FRX 601F BLH6P 90 1 3012318960 GASKET R DR AS PVC MAGNET 1 1 91 3019058420 POCKET R T GPPS 2 2...

Page 68: ...PART NAME SPEC Q ty 90 ASSY R DR H bar Model x 1 ASSY R DR Basic Model Dispenser Model 1 x 30100A5L50 FRX 602F BLH6P 90 1 3012318960 GASKET R DR AS PVC MAGNET 1 1 91 3019058420 POCKET R T GPPS 2 2 94...

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