Daewoo FR-650NT Series Service Manual Download Page 2

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C O N T E N T S

WARNINGS AND PRECAUTIONS FOR SAFETY -------------------------------- 2

1. SPECIFICATION ----------------------------------------------------------------------- 3

2. NAME OF EACH PART -------------------------------------------------------------- 4

3. COLD AIR CIRCULATION ---------------------------------------------------------- 6

4. WIRING DIAGRAM -------------------------------------------------------------------- 7

5. PCB CIRCUIT DIAGRAM ------------------------------------------------------------ 8

6. HOW TO REPLACE THE PARTS ------------------------------------------------ 9

7. PCB CONTROL FUNCTION ----------------------------------------------------- 19

8. EXPLODE VIEW AND PARTS LIST ------------------------------------------- 27

Summary of Contents for FR-650NT Series

Page 1: ...FR 650NT FN 650NT FR 650NW FN 650NW FR 651NT FN 651NT FR 651NW Sep 2011 FRS5100002 FN 651NW FN 651NW same as FN510DW FN 510DW FN 510DW...

Page 2: ...ND PRECAUTIONS FOR SAFETY 2 1 SPECIFICATION 3 2 NAME OF EACH PART 4 3 COLD AIR CIRCULATION 6 4 WIRING DIAGRAM 7 5 PCB CIRCUIT DIAGRAM 8 6 HOW TO REPLACE THE PARTS 9 7 PCB CONTROL FUNCTION 19 8 EXPLODE...

Page 3: ...s when replacing them 6 Use standard electrical components when replacing them 7 Make sure the hook is correctly engaged Remove dust and foreign materials from the housing and connecting parts 8 Do no...

Page 4: ...Li Fresh Food Compartment 362 Li ISO Storage Volume Li Total 492 Li Freezer 142 Li Li Refrigerator 350 Li Weight Non dispenser model 84Kg Dispenser model 85Kg External Dimension Non dispenser model 7...

Page 5: ...mpartment LED Lamp 6 Fresh Food Compartment Sensor 2 Freezer Compartment Shelf 7 Vegetable Case 3 Freezer Compartment Temperature Controller 8 Freezer Compartment Pockets 4 Fresh Food Compartment LED...

Page 6: ...mp 6 Fresh Food Compartment Sensor 2 Freezer Compartment Shelf 7 Vegetable Case 3 Freezer Compartment Temperature Controller 8 Freezer Compartment Pockets 4 Fresh Food Compartment Lamp 9 Water Tank 5...

Page 7: ...3 Cold Air Circulation 6...

Page 8: ...4 Wiring Diagram 7...

Page 9: ...5 PCB CIRCUIT DIAGRAMS 8...

Page 10: ...D i ti No Photos Description 1 Remove Freezer Shelf at first 2 Remove 4 screws on Freezer Louver 2 e o e sc e s o ee e ou e 3 Pull forward the Freezer Louver Then disconnect Freezer Motor 4 Disassemb...

Page 11: ...6 2 Cover Fan F As No Photos Description 1 Remove Cover Fan B Cover Fan B 2 Replace Knob F Control Cover Fan B 10...

Page 12: ...As No Photos Description 1 Remove 2 screws Remove Clamp Fan with pliers and then disassemble Fan with driver Unscrew the earth wire bolt 2 Remove the screws holding the bracket 3 Now disassemble the...

Page 13: ...rator 2 Pull forward the evaporator and pipes Be careful not to bend the pipes Defrost Heater 3 Defrost Heater Disconnect Defrost Heater lead wire on the right Disconnect Temperature Fuse lead wire an...

Page 14: ...Description 1 Remove Deco M F Duct with driver Remove Cover sensor with driver 2 Disconnect R Senosr lead wire 3 Remove the screws on the Cover M F Duct 4 Separate Cover M F Duct with Insulator 5 Dis...

Page 15: ...nlock the hook on the side of Fixture lamp and disassemble the LED lamp Disconnect LED Lamp lead wire No Photos Description Fresh Food compartment LED lamp 1 Remove Refrigerator Lamp Window Remove the...

Page 16: ...iption 6 7 Handle Installation 1 Attach the Fixture on the cabinet and Screw the bolt 2 Align door handle with fixture and pull the handle down 2 Be careful the direction 3 Fasten the screw in the hol...

Page 17: ...No Photos Description 6 8 Front PCB 1 Unlock the hook on the botton of the Front PCB with driver 2 Disassemble the Front PCB 3 Disconnect Front PCB lead wire 16...

Page 18: ...No Photos Description 6 9 MAIN PCB 1 Remove the screws and disassemble the Grille As 2 Remove the screws and disassemble the Box Main PCB As 3 Disconnect Hosings on the Main PCB 17...

Page 19: ...o Photos Description 6 10 Water Dispenser 1 Push the Stopper Water Tank then pull and remove the Water Tank As 2 Remove the screws on the bottom of Panel Dispns As 3 Disassemble the Panel Dispns As 18...

Page 20: ...AVE Push SAVE button 1 time 23 3 flickeringly ERROR R SENSOR R1 How to enter Error Mode Push UP button for continuously and DOWN button 5 times If there is no error normal 4 and 5 LED flickers The Pri...

Page 21: ...P and FAN will be controlled by the on off condition of each mode Temperature Difference of Refrigerator each step Temperature Difference of Refrigerator each step Temperature of Refrigerator at step...

Page 22: ...By conditions of defrost Process General operation PRE COOL Defrost Heater on Pause 10 min General operation PRE COOL When the defrost heater works the temp of freezer increases Defrost Mode So the C...

Page 23: ...efrost Start Start COMP time 2hrs NO if the temperature at the D sensor is under 3 5 C Defrost Mode starts It proceeds from PRE COOL PRE COOL Heater on Pause 10 min General operation B Initial defrost...

Page 24: ...ning time of COMP passes 20 seconds after COMP is off R Sensor is more than ON Point TEMP When it is not the mode of LOW ROOM TEMP or RT Sensor is on ERROR open or short R Sensor HTR is off Function o...

Page 25: ...on INPUT CONTROL OBJECT FAST KEY Buzzer A HOW TO REDUCE 1 min Click FAST KEY one time on MAIN PCB 30 min If you press FAST KEY continuously you can reduce 30 minutes on each 2 5 seconds with buzzer 30...

Page 26: ...tinuously the following actions are recommended for service Resistance R39 Default resistance 31 4Kohms Resistance R36 Cut the J1 off to reduce basic resistance by 1 5 C 2K up Resistance R31 Cut the J...

Page 27: ...keringly C D1 ERROR It happens when D Sensor is OPEN or SHORT DISPLAY STEP 1 LED is on off continually CONTROL Return to next limit defrost time 40 min CANCEL when D Sensor is working normally D DR ER...

Page 28: ...3300 GUIDE C C R AS FRP 512 GUIDE ROLLER 3012543400 GUIDE V CASE L AS FRP 512 GUIDE ROLLER 3012543500 GUIDE V CASE R AS FRP 512 GUIDE ROLLER 8 3016502800 CASTER F AS FRP 512 T2 6 9 3012105101 FOOT ADJ...

Page 29: ...1 1 1 1 1 1 1 1 1 1 1 4 4 4 COMPRESSOR 16 17 SWITCH P RELAY AS Q ty 1 1 2 1 1 Machine Room NO PART CODE PART NAME 18 COVER RELAY SPEC 14 3016406100 400V 5UF HPL26YH MK183Q 3016405800 350V 4UF Panasoni...

Page 30: ...1 EVA AS 27 FUSE TEMP AS 30 31 HARNESS D SENS LOUVER F AS Freezer Refrigerator Compartment NO PART CODE PART NAME SPEC 33 1 38 3017853400 SHELF F FRP 512 PS MF 1 301 39 3017859400 SHELF F AS SHELF FR...

Page 31: ...9C870 TIANIUM VCM 1 X X X 300009C880 TITANIUM ELLIO X 1 X X 300009C890 M WHITE EMBO X 1 X X 300009C8A0 TIANIUM VCM X 1 X X 300009C840 TITANIUM ELLIO X X 1 X 300009C8B0 M WHITE EMBO X X 1 X 300009C8C0...

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