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Service Manual

Refrigerator

Model: FR-581NT/NW
              FR-661NT/NW

DAEWOO ELECTRONICS CO., LTD.

S/M No. : FR581NW010

✔ 

Caution

: In this Manual, some parts can be changed for improving, their 

  performance without notice in the parts list. So, if you need the 

  latest parts information,please refer to PPL(Parts Price List) in 

  Service Information Center (http://svc.dwe.co.kr).

Summary of Contents for FR-581NT

Page 1: ...NICS CO LTD S M No FR581NW010 Caution In this Manual some parts can be changed for improving their performance without notice in the parts list So if you need the latest parts information please refer to PPL Parts Price List in Service Information Center http svc dwe co kr ...

Page 2: ... 2 3 Wire diagram 3 4 Name of parts 4 5 Air flow diagram 5 6 Refrigerant cycle diagram 6 7 Machine room view and part list 7 8 Main components 8 9 Door color specification 12 10 Exploded views and parts list 15 11 Electronic function 21 ...

Page 3: ...g Convection Refrigeration System Air Forced Convection Defrost System Fin Evaporator Forced Defrost Operation Automatic Start Stop Cold Control Adjustable Button Capacity Freezer 136 153 Refrigerator 346 365 Total 482 518 External Dimension Height 1810mm 1810mm Width 818mm 818mm Depth 715mm 770mm Net Weight 96Kg 99Kg ...

Page 4: ...581NT NW 762 24 24 810 22 24 514 62 1015 141 5 810 25 5 590 21 8 818 4 37 53 54 6 1 9 1793 5 16 1067 599 116 5 2 FR 661NT NW 762 24 24 810 22 24 514 62 1015 141 5 810 25 5 590 21 8 818 4 37 53 54 6 1 9 1793 5 16 1067 599 116 5 ...

Page 5: ... PCB BROWN BLUE WHITE RED RED YELLOW BLACK BLUE BLUE WHITE BLACK PCB TRANS BROWN DEFROST HEATER YELLOW F LAMP YELLOW BLACK YELLOW TEMP FUSE BLACK BLACK BLACK RED BLACK BLACK BLACK BLACK BLACK BLACK RED RED BLUE GRAY BLUE BLACK RED ORANGE PINK BLUE YELLOW BLACK 2 1 3 4 DOOR S W R F Y E L L O W YELLOW YELLOW RED COMPRESSOR INPUT POWER PLUG R C S C RED ...

Page 6: ...justable Foot 15 Freezer Pocket 16 Egg Pocket 17 Egg Tray 18 Refrigerator Pocket 19 Bottle Pocket 20 Multi Pocket 2 FR 581NW 661NW 2 1 4 5 6 3 7 8 9 10 11 12 13 14 20 19 18 17 15 16 1 Freezer Lamp 2 Freezer Shelf 3 Case Icing 4 Guide Icing 5 Ice Box 6 Low Temperature Deodorant 7 Chilled Door 8 Refrigerator Lamp 9 Refrigerator Shalf 10 Crisper Cover 11 Front Grille 12 Adjustable Foot 13 Crisper A 1...

Page 7: ...e of fishes and meats Refrigerator pocket It is good for the storage of beer and beverage etc Crisper It is suitable to store vegetable and fruit The moisture panel which is attached to the cover maintains the humidity properly Vegetable and fruit would be better to be packed with clean wrap foils Multiple outlet of cooling air Please don t put in vegetable etc which contain moisture It might be f...

Page 8: ...RYER AS HOT PIPE C O M P R E S S O R D E L I V E R Y P I P E H O T P I P E P I P E C O N A W I C O N P I P E D R Y E R C A P I L L A R Y T U B E E V A P O R A T O R A C C U N U L A T O R S U C T I O N P I P E P I P E c o n S High pressure Low pressure Welding Specifications Freezing Cycle WELD 5 SILVER WELD 35 SILVER ...

Page 9: ...MOTOR C 2 PIPE SERVICE 11 PIPE SUCTION AS 20 FAN 3 ABSORBER 12 PIPE SUC CONN 21 BOLT SPECIAL 4 CABLE TIE 13 BASE COMP AS 22 HOSE DRN B 5 COMPRESSOR 14 WASHER SPECIAL 23 CASE VAPORI 6 PIPE CONN A 15 SWITCH P RELAY AS 24 SCREW TAPPING 7 PIPE HOT 16 CLAMP BAND RELAY 25 SCREW MACHINE 8 PIPE CONN B 17 ABSORBER PIPE B 26 CORD POWER AS 9 PIPE WICON AS 18 ABSORBER PIPE A 27 SCREW TAPPING ...

Page 10: ...0V 60Hz 115 120V 60Hz 127V 60Hz 220V 50Hz 220V 60Hz 230V 50Hz 240V 50Hz Relay model X 444THBZZ 52 414THBYY 52 276THBYY 52 213THBYY 52 276THBYY 52 Part code X 3018111900 3018112510 3018112800 3018110900 3018112800 Refrigerant R134a Voltage 100V 50 60Hz 110V 60Hz 115 120V 60Hz 127V 60Hz 220V 50Hz 220V 60Hz 230V 50Hz 240V 50Hz Relay model X 783RHBZZ 52 427THBZZ 52 276THBYY 52 X 276THBYY 52 Part code ...

Page 11: ...3211DWBFT Part code X 3015902520 3015902530 3015902540 3015902510 3015902550 6 R FAN MOTOR 7 C FAN MOTOR 8 DEFROST HEATER Refrigerant R12 R134a Voltage 100V 50 60Hz 110V 60Hz 115 120V 60Hz 127V 60Hz 220V 50Hz 220V 60Hz 230V 50Hz 240V 50Hz Spec X ORM 1002L1 ORM 1002D1 ORM 1002B2 ORM 1006B1 ORM 1002H2 IS 3211DWBFM IS 3211DWBFU IS 3211DWBFQ IS 23211DWBFE IS 3211DWBFS Part code X 3015902620 3015902630...

Page 12: ... R134a Voltage 100V 50 60Hz 110V 60Hz 115 120V 60Hz 127V 60Hz 220V 50Hz 220V 60Hz 230V 50Hz 240V 50Hz Part code X 5EPK041004 5EPK057800 5EPK042000 5EPK057720 5EPK041005 11 MAIN PCB ASSEMBLY 12 DRYER Refrigerant R12 R134a Voltage 100V 50 60Hz 110V 60Hz 115 120V 60Hz 127V 60Hz 220V 50Hz 220V 60Hz 230V 50Hz 240V 50Hz Spec X N805 Part code X 3014353010 3014363010 Refrigerant R12 R134a Spec 10 g 15 g P...

Page 13: ...THER COUNTRY 3 4006D17101 KP 30 FOR AMERICA 4 401PD17101 KP 211 FOR JAPAN TAIWAN 5 3011300801 BP 3PIN 6 3011303010 267 FOR CHILE 7 3011315310 FOR ISRAEL 8 3011303050 BS 1363A FOR U K MIDDLE ASIA SINGAPORE MALAYSIA 9 3011301200 KP 551 550 FOR CHINA AUSTRALIA Upper power cord s part code is only for lead wire without any kinds of terminal or housing ...

Page 14: ... X X X PWFT006A40 X X X PWFT006A50 Refrigerant R12 R134a Color type Dull lamina High glossy Normal PCM High glossy Dull lamina High glossy Normal PCM High glossy sheet lamina sheet bright PCM sheet lamina sheet bright PCM Part code X X X PWRT006A40 X X X PWRT006A50 2 FR 581NW 661NW Refrigerant R12 R134a Color type Dull lamina High glossy Normal PCM High glossy Dull lamina High glossy Normal PCM Hi...

Page 15: ...BLE 1 PCM type NO COLOR CHIP COLOR NAME 1 P WITH WH069 2 94 L GRAY GY158 3 95 L GRAY GY259 4 94 M GRAY GY331 5 95 M GRAY GY335 6 97 M GRAY GY267 7 M D GRAY GY750 8 N BLUE BL718 9 MINT GREEN GN206 10 97 BEIGE BE215 ...

Page 16: ... sheet type NO COLOR CHIP COLOR NAME 1 P WITH WH069 2 94 L GRAY GY158 3 95 L GRAY GY259 4 94 M GRAY GY331 5 95 M GRAY GY335 6 97 M GRAY GY267 7 M D GRAY GY750 8 N BLUE BL718 9 MINT GREEN GN206 10 S GOLD 11 G GREEN ...

Page 17: ...10 EXPLODED VIEWS AND PARTS LIST 15 1 FR 581NT 661NT 1 Exploded views ...

Page 18: ...8804 3010028814 1 15 ASSY R S LUVR R 3010028822 3010028832 1 15 1 SENSOR R1 AS 3014701140 1 16 DUCT CHILD AS 3010029532 3011128931 1 16 1 SOCKET R LAMP AS 3017900860 250V 1A 1 17 SCREW TAPPING 7112401611 T2 TRS 4 16 MFZN 3 18 LAMP AS 2 REFER TO 10 19 WINDOW R 3015501600 3015500800 GPPS 1 20 SWITCH DR 3018100020 2BUTTON 4PIN 1 21 CASE DEO AS 3011101800 1 21 1 CASE DEO AS 3011102501 PP 1 21 2 DEODOR...

Page 19: ...1 T3 2 1 33 INSULATOR F LOUVER AS 3013321400 F PS 1 34 LOUVER F AS 3018903400 PP 1 35 ASSY U HI 3010010700 1 35 1 WASHER PLAIN 7400108511 PW 1 8 5 1 36 SPECIAL BOLT 3016001201 6B 1 6 20 4 37 HINGE T AS 3012904700 1 38 SPECIAL BOLT T U 3016001230 6B 1 6 20 4 39 COVER T HI 3011432900 PP 1 40 BOX M PCB 3010511700 PP 1 41 TRANS POWER 1 REFER TO 10 42 CAPACITOR 1 REFER TO 8 43 PCB MAIN AS 1 REFER TO 10...

Page 20: ... 2 67 SUPOTR VEGETB COVER 3015301003 SAN 1 68 COVER V CASE 3011407001 3011404701 SAN 1 69 SHELF R AS 3010051200 3010051100 SAN 2 70 CASE CHILD 3011105200 SAN 1 71 DOOR CHILD CASE 3011716700 SAN 1 72 SHELF F 3017808300 3017808400 SAN 1 73 GUIDE ICING 3011403600 3012504300 HIPS 1 74 CASE ICING 3011106100 PP 2 75 BOX ICE CASE 4010E99100 1 76 CASE EGG 3011107900 SAN 2 77 CORD POWER AS 1 REFER TO 11 78...

Page 21: ...19 2 FR 581NW 661NW 1 Exploded views ...

Page 22: ...1 90 FIXTURE LEVER AS 3012003600 1 91 SCREW TAPPING 7112401311 MFZN 2 92 SHAFT OUTLET 3014900600 ABS 1 93 SPRING DISPENSER 3015100100 SUS 304 0 9 1 94 CAP OUTLET 3010922700 ABS 1 95 PACKING W TANK 3014001500 SILICON 1 96 PACKING CAP A 3014001000 SILICON 1 97 PACKING CAP B 3014001010 SILICON 1 98 CAP W TANK A 3010914100 ABS 1 99 CAP W TANK B 3010914200 ABS 1 100 TANK W D 30182002100 PE 1 Caution In...

Page 23: ...on Temperature regulation of freezer E F 1 2 3 E F 5 Quick REF button Temperature regulation of refrigerator fresh food compartment E F 1 2 3 E F 2 Pressing twice 1 Temperature regulation of both compartments freezer refrigerator finished 2 Returns to ordinary state 3 No flicker of LED BAR LEDs lights on 3 times LEDs of freezer E F 1 2 3 go off QUICK LED lights on Refrigerator LEDs are in ordinary...

Page 24: ...will blink During blinking press the quick fridge fridge set button press E R 1 2 3 E R 2 R fan controlled by on off point of each temperature range 3 Fridge temperature on off difference is 0 35 C 4 Temperature C Resistance kΩ 5 Prevention of weak fridge 1 When weak fridge temperature 7 C is sensed COMP is on 2 When R1 sensor value reaches R fan off point COMP is controlled by F sensor 3 R1 senso...

Page 25: ...is started by pressing quick refrigerate button 2 Quick freezing is possible in fuzzy mode 3 Temperature graph in quick fridge is as follow 1 R fan and COMP are on until the R1 sensor value reaches the point of over fridge temperature 7 C 2 After the over fridge temperature 3 high is done until the quick fridge ends 40 min 3 Ordinary state starts after quick fridge C FRZ REF TEMP SET QUICK REF REF...

Page 26: ...ted time of door opening 4 Total time On time of COMP Off time of COMP 5 Outside temperature 6 D F RT R1 sensor and door switch error 2 Starting conditions of defrost mode 1 When the accumulated time is 6 8 10 defrost starts 2 If the accumulated time is more than 10 defrost mode starts unconditionally 1 Pre cool 1 Time is 50 min 2 COMP and F fan is on 3 If the F sensor 27 C even the time elapsed i...

Page 27: ...imited time is 80 min 4 Pause 1 Time is 4 min 2 COMP F fan R fan are off 5 Fan delay 1 Time is 5 min 2 COMP and C fan are on 6 Time table 1 If CN10 terminal on the M PCB is shorted all electric devices are off except F fan and R fan 2 Fan control table 3 F PCB indicates the normal status and fuzzy status alternately Normal status Demo status Door open F R fan off F R fan on Door close F R fan on F...

Page 28: ...button for 3 sec before power on then delivery function will start 2 The electric devices are off for 3 hours in deliverry function 3 The custom LED is on normally 1 After COMP is off the COMP is not on even though the F sensor is at on point for 6 min 1 Alarm buzzes 3 sec after initial power on 2 Alarm buzzes whenever each switch in F PCB is pressed 3 If the door is opened for more than 1 min chi...

Page 29: ...l be decreased 2 Resistance value R13 31 4 kΩ R14 2 15 kΩ 3 Off point temperature 1 Press the fuzzy button 3 times When press the quick freezing and the quick refrigeration button After that error mode 2 All the custom LED are off unless there is error 3 If any error relevant LED lights on 4 Press the fuzzy button 3 times again When press the quick freezing and the quick refrigeration button After...

Page 30: ...th R1 and R2 sensor are out of order then RT sensor control R fan Room temperature 14 C R fan is off Room temperature 26 C R fan is on for 15 minutes R fan is off for 5 minutes 14 C Room temperature 26 C R fan is on for 2 minutes R fan is off for 18 minutes Compressor F fan is on for 24 minutes Compressor F fan is off for 16 minutes Regarded by R2 sensor Detecting weak cooling is impossible Heater...

Page 31: ...VERCOOL D HTR RE TURN VAREF FREQ CHECK IC05 COMP HTR F FAN BUZZER R FAN DOOR S W CHECK SCAN B SCAN C R08 CE02 CE03 CE04 CE06 R10 R12 R17 RT SENSOR SCAN D KEY INPUT R09 25 7K R11 30 1K R18 15K R13 31 4K F SENSOR D SENSOR R1 SENSOR R14 2 15K IC02 D4 1N4002 IC01 CC03 VS 12MB RY1 UT 205 RY2 UT 205 RY3 MC03 R37 VAR2 R35 02 1N5399 R32 750ohm 03 IC04 IC06 4 2 3 3 9 11 3 2 1 PC817 R36 47K 47K R19 R22 R25 ...

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