Daewoo FR-631ND Service Manual Download Page 8 | Manualshive

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13) DOOR S/W

REFRIGERANT

R12,R134a

VOLTAGE (V/HZ)

100 /50,60

110 / 60

115,120/60

127/60

220/50

220 / 60

230 / 50

240 / 50

SL

KL

TYPE NAME

PART CODE

3018100010

3018100010 3018100010

3018100010

3018100010

3018100010

3018100010

14) F-SENSER

REFRIGERANT

R12,R134a

VOLTAGE (V/HZ)

100 /50,60

110 / 60

115,120/60

127/60

220/50

220 / 60

230 / 50

240 / 50

SL

KL

TYPE NAME

PART CODE

3014801501

3014801501 3014801501

3014801501 3014801501

3014801501

3014801501

3014801501

15) R-SENSER

REFRIGERANT

R12,R134a

VOLTAGE (V/HZ)

100 /50,60

110 / 60

115,120/60

127/60

220/50

220 / 60

230 / 50

240 / 50

SL

KL

TYPE NAME

PART CODE

3014801601

3014801601 3014801601

3014801601 3014801601

3014801601

3014801601

3014801601

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Summary of Contents for FR-631ND

Page 1: ...Service Manual Refrigerator Model FR 631ND FR 710ND DAEWOO ELECTRONICS CO LTD http svc dwe co kr Feb 2001 S M No FR631ND010 ...

Page 2: ...om 7 with the door open during your working you might be damaged by that door 8 You should give a tilt to the refrigerator for your safe after removing the breakable goods inside the refrigerator 9 You d better use cotton gloves if you fix it up around the evaporator TABLE OF CONTENTS 1 EXTERNAL VIEWS 2 1 1 EXTERNAL SIZE 2 1 2 NAME OF PARTS 2 2 SPECIFICATIONS 3 1 OUTLINE 3 2 2 ELECTRIC PARTS 3 2 3...

Page 3: ... Box 6 Refrigerator Compartment Lamp 7 Cover Cubic Duct 8 Fresh Case 9 Shelf Refrigerator 0 Deodorant q Cover Vegetable w Case Vegetable B e Case Vegetable A r Guide Vegetable t Front Grille y Adjustable Foot u Freezer Pocket Top i Freezer Pocket Under o Egg Pocket p Egg Tray a Guide Bottle s Bottle Pocket d Multi Pocket f Multi Pocket 12 5 A 105 A u i p d s a f o ...

Page 4: ...RESSOR 2 2 ELECTRIC PARTS REFRIGERANT R12 VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 SL KL COMPMODEL X X X X SL28YE 5 X PL23YH 4 SL28YE 5 SL28YE 5 PARTCODE 3954128A50 3956125G40 3954128A50 3954128A50 STARTINGTYPE RSIR RSCR RSIR RSIR MAINCOILA9RESISTANCE AUX COILRESISTANCE REFRIGERANT R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 ...

Page 5: ...0 60 127 60 220 50 220 60 230 50 240 50 PL KL ASSY TYPENAME X 783NHBZZ 52 X X 197NHBYY 52 X X 197NHBYY 52 197NHBYY 52 PARTCODE 3018119390 3018119920 3018119920 3018119920 C RELAY RESIS TANCE PARTCODE PTC RESIS TANCE S220 S330 S330 S330 PARTCODE OVER LOAD PARTCODE 783NHB 197NHB 197NHB 197NHB REFRIGERANT R12 VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 SL KL PARTCODE R...

Page 6: ...05300 3015905300 3015905300 3015905300 REVOLUTION 2200RPM 2200RPM 2200RPM 2200RPM 2200RPM 2200RPM 2200RPM 2200RPM 2200RPM 5 F FAN MOTOR 6 R FAN MOTOR REFRIGERANT R12 R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 SL KL TYPE NAME DL 2213DWRA DL 2213DWRA DL 2213DWRA DL 2213DWRA DL 2213DWRA DL 2213DWRA DL 2213DWRA DL 2213DWRA DL 2213DWRA PART CODE 3015906900 3015906...

Page 7: ...03210 3012803200 3012803200 3012803200 3012803200 10 MAIN PCB ASSEMBLY REFRIGERANT R12 R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 SL KL TYPENAME Y200 Y200 Y200 Y200 Y200 Y200 Y200 Y200 PART CODE 3014385020 3014385020 3014385020 3014385020 3014385020 3014385020 3014385020 11 DRYER REFRIGERANT R12 R134a SPEC g 10g 15g PART CODE 3016805300 3016805610 12 THERMO F...

Page 8: ...RIGERANT R12 R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 SL KL TYPENAME PART CODE 3014801501 3014801501 3014801501 3014801501 3014801501 3014801501 3014801501 3014801501 15 R SENSER REFRIGERANT R12 R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 SL KL TYPENAME PART CODE 3014801601 3014801601 3014801601 3014801601 3014801601 30...

Page 9: ... country 2 401RA17200 CP 2PIN For other country 3 4006D17101 KP 30 For America El Salvador 4 401PD17101 KP 211 For Japan Taiwan 5 3011300801 BP 3PIN 6 3011303010 267 For Chile 7 3011315310 For Israel 8 3011303050 BS 1363A 9 3011301200 KP 551 550 For China Australia For U K Middle Asia Singapore Malaysia ...

Page 10: ...h glossy Laminasheet Normal PCM High glossy Bright PCM Embo PCM 3010026330 High glossy Laminasheet Normal PCM 3010026340 High glossy Bright PCM R12 R134a Refrigerant COLORTYP PARTCODE Embo PCM 3010024400 High glossy Laminasheet Normal PCM High glossy Bright PCM Embo PCM 3011124410 High glossy Laminasheet Normal PCM 3010024420 High glossy Bright PCM R12 R134a 2 KEY TYPE Refrigerant COLORTYP PARTCOD...

Page 11: ... Temperature mode changes as the button is pushed Weak Weak Middle Strong Quick REF 3 When Quick REF Mode is selected REF LEDs flicker 3 times and only REF LED turns ON 4 Sleep Button 1 Sleep Mode starts with push of the button and SLEEP icon turns ON while other LEDs are all OFF 2 If pushed again the icon turns OFF and returns to normal mode 3 Automatic OFF This mode lasts maximum 12 hours and th...

Page 12: ...th whenever the FRZ SET Button is pushed Weak Weak Middle Strong Quick FRZ 2 Comp and F Fan are controlled by ON OFF point of each mode 3 Freezer ON OFF DIFF 5 C Freezer Middle OFF Point 19 0 C 4 Freezer Strong Middle Weak DIFF 2 degrees respectively 5 Control Point of Each Mode 6 Quick Freezing Mode 1 COMP and F Fan are ON for about 150minutes regardless of F Sensor 2 Fan works at 14V for the fir...

Page 13: ...or Weak Refrigeration Prevention 1 When Poor Refrigeration is sensed COMP turns ON regardless of F Sensor 2 When R Sensor reaches to R Fan OFF Point COMP is controlled by F Sensor R Fan turns OFF 3 Poor Refrigeration sensing point R Sensor OFF Point 7 C 4 Poor Refrigeration termination point same as R Sensor OFF Point 6 Quick Refrigeration lasts for about 40 minutes Diagram of Quick Refrigeration ...

Page 14: ...with Silent operation The elses are same as 1 4 Terms to be Sleep Mode OFF 1 Mode 1 1 F S 9 C 2 Excess of limit time of 130 minutes 3 F Sensor Error 4 Repush of Sleep Button during the mode 5 Total door open time is over 30 seconds during the Sleep mode 6 If Sleep mode is terminated by 1 2 3 F R Fan Delay 5min utes reinput prevention of Sleep 40minutes are setup 2 Mode 2 1 The mode turns OFF 12hou...

Page 15: ...ore than 1 minute the mode starts except for the initial 240minutes operation to prevent cooling speed down 1 Standard to decide night is from 1 5 through 7 Lux by the surface of Light Sensor 3 How to Control 1 ON OFF by Freezer Refrigerator Sensor F R C Fans work at 8V 2 Under Load Mode F R Fans work at 11V while C Fan at 8V 4 Termination When the amount of ambient light is over the standard for ...

Page 16: ...d 3 Over R Sensor ON Point 5 degree for confrontation of R Load 3 Control under Load and Start Avoidance 1 Avoiding Load Confrontation Start until the first OFF after initial operation 2 Avoiding Load Confrontation Start until Pre cool Heater Pause F Fan Delay and First Cycle OFF 4 How to control 1 When Load Confrontation Mode starts by over 30 seconds of door opening once F R Fan works at 14V 2 W...

Page 17: ...16 Input Control Object Contents Remark 3 Time Chart of Control Mode 1 Start Termination of Load Confrontation Mode Silent Mode 2 Start Termination of Load Confrontation Mode Normal Mode ...

Page 18: ...r Load Termination of Frezer Over load Mode Termination of Refrigerator Over load Mode Deciding Refrigerator Over load R Sensor ON 5 degree Over load Mode Over load Mode Control Normal Mode Control F Load Con Time 20 minutes passed F Sensor OFF Point R Load Con Time 20 minutes paees R Sensor OFF Rpint Y N N N N Y N Y Y Y Y Y Y Normal Mode Silent Mode Deciding Fan RPM Normal Over Load F Fan 11V 14V...

Page 19: ... Ambient Temperature Over 30 C 6 Each Error R1 F1 D1 F3 RT Sensor Door Switch 2 Terms to Start Defrosting Mode 1 When Total COMP Work Time passes 6 8 10 hours Defrosting Mode starts by the following terms Each Error happens Working Rate of COMP per 2 hours is over 80 Total Door Open Time is over 3 minutes Ambient temperature is over 30 C 2 Defrosting starts unconditionally as long as Total COMP Wo...

Page 20: ... 2 40 min 4 min 5 min if D Sensor Error 1 Time 50minutes 2 COMP F FAN ON R fan Control Heater OFF 3 If F Sensor 27 C PRE COOL function turns OFF 1 If D Sensor 10 C Heater turns OFF 2 Limit Time 80minutes 3 If D Sensor is in error Heater turns ON for the Limit Time of 40 minutes 4 Limit Time 1 30 seconds Heater is ON continuously right after Defrosting Start regardless of D Sensor temperature 2 40 ...

Page 21: ...ondition F 1 Weak of F Sensor COMP F FAN Freezer Disconnection ON for 40minutes OFF for 20minutes Short circuit Total Cycle 60minutes r 1 Middle of R Sensor It works at 20 minutes Freezer Disconnection cycle according to RT Short circuit d 1 Quick of D Sensor Heater is ON for 40minutes Freezer Disconnection in defrosting Short circuit r t Strong of RT Sensor Function deletion by RT Sensor Freezer ...

Page 22: ...ically if D Sensor is normal 5 door ERROR 1 Caused when door is sensed to be open for more than 1hour 2 Control Deletion of Door Switch Sensing related functions 3 Terminated after display on C LED Error Display Mode starts only when Door Switch is normal 6 C1 ERROR 1 Caused when COMP works continuously for more than 3 hours under the condition of D Sensor 5 C 2 Control Normal Working 3 Terminated...

Page 23: ... Cool function of normal defrosting Heater Defrosting Pause Fan Delay Normal 3 Heater turns OFF if D Sensor 10 C 30 seconds after Heater ON 1 11 Time Delay of Electrical Parts Input Control Object Contents Remark 1 Door Switch 2 COMP ON OFF 1 F FAN 2 R FAN 1 F Fan is ON OFF 1 minute after COMP is ON OFF 2 Fan Delay and Priority R F C Fan works sequentially at 0 5 second s interval in order to pre ...

Page 24: ...ntrol Object Contents Remark 1 D Sensor 2 Initial Power Input 1 Defrosting Mode COMP delays for 6 minutes at initial defrosting 1 Defrosting starts when D Sensor 3 5 C at initial power input It proceeds from PRE COOL 1 14 Explanation after Delivery Input Control Object Contents Remark 1 FRZ SET Button 2 REF SET Button 3 Power Cord 1 Electrical Parts 1 How to start Push FRZ SET Button and REF SET B...

Page 25: ...le OFF Point at Normal Operation 31 4 kΩ 3 Resistance R47 Let SW1 OFF to reduce basic resistance by 1 5 degree when the poor refrigeration happens 2 0 kΩ 4 Resistance R46 Cut the J1 off to reduce basic resistance by 1 5degree 2 0 kΩ 5 Resistance and R Sensor Middle OFF Point 1 17 Demonstration Function Input Control Object Contents Remark 1 Door Switch 2 REF SET Button 1 Electrical Parts 1 How to ...

Page 26: ...25 3 CIRCUIT 3 1 POWER 1 Circuit 2 Power Voltage of DC Output Point Oscilloscope Measurement Remark Point A B C D DC Output A 15 8V B 11 1V C 9 1V D 5 1V ...

Page 27: ...lloscope Measurement Remark E It works as filter to prevent Line Voltage Noise under 20MHz Point Oscilloscope Measurement Remark F It prevents the Surging Noise happening when IC1 for Switching Power turns on b Noise Protection when Switching Power IC turns ON ...

Page 28: ... of 15V then 12V It is reset to initial state under 10V c Initial Voltage of Switching Power IC Point Oscilloscope Measurement Remark H Protection of power circuit Second side works abnormally such as short etc It blocks power to protect power circuit when Vcc is sensed under 10V d Power Protection ...

Page 29: ...pe Measurement Remark I Control mode of non constant voltage Point F is wave form under 10V It controls constant voltage mode by sensing pulse width according to the amount of voltage e Control Circuit of Constant Voltage ...

Page 30: ... works 2 D Sensor It senses the return point of defrosting heater Working Point Weak ON Point Middle OFF Point Strong OFF Point Working Temperature 12 0 C 19 0 C 21 0 C Resistance 14 3 KΩ 21 1 KΩ 23 5 KΩ Sensing Voltage 3 45 V 3 0 V 2 85 V Work Point Return Point of Defrosting Heater Working Temperature 10 C Resistance 19 5 KΩ Sensing Voltage 3 0 V ...

Page 31: ...gerator Fresh Food Compartment is poor though COMP and R Fan work in normal way 1 Move the Slide Switch on M PCB to Weak REF to reduce the Middle OFF Point by 1 5 C 2 In addition to 1 cut Jumper J1 to reduce Middle OFF Point by 3 0 C Working Point Weak ON Point Middle OFF Point Strong OFF Point Working Temperature 0 65 C 1 7 C 3 7 C Resistance 28 7 KΩ 30 2 KΩ 35 5 KΩ Sensing Voltage 2 81 V 2 64 V ...

Page 32: ...ut PIN COMP RELAY 31 3 7V 10 0 7V 31 0V 10 12V HTR RELAY 32 3 7V 11 0 7V 32 0V 11 12V L HTR RELAY 33 3 7V 12 0 7V 33 0V 12 12V 3 3 Relay 1 Circuit Diagram 2 How it works 3 Sensing of Door Switch OPEN CLOSE Measuring Point a Measuring point b Remark Door OPEN AC 60 V 2 9 V Ball shaped Signal Door CLOSE 0 V 5 0 V ...

Page 33: ...ORT IC02 Output PIN SILENT 1 5 0V IC 15 8 6V 1 0V IC 15 0V F FAN Normal 2 5 0V IC 14 11 1V 2 0V IC 14 0V Under Load 3 5 0V IC 13 15 1V 3 0V IC 13 0V SILENT 6 5 0V IC 7 8 6V 6 0V IC 7 0V R FAN Normal 7 5 0V IC 8 11 1V 7 0V IC 8 0V Under Load 8 5 0V IC 10 15 1V 8 0V IC 10 0V 3 4 Fan 1 Circuit Diagram ...

Page 34: ...33 4 DIAGRAM 4 1 WIRING DIAGRAM ...

Page 35: ...34 4 2 CIRCUIT DIAGRAM ...

Page 36: ... Chilled room It is good for the storage of fishes and meats Crisper It is suitable to store vegetable and fruit The moisture panel which is attached to the cover humidity properly Vegetable and fruit would be better to Multiple outlet of cooling air Please don t put in vegetable etc which contain moisture It might be frozen because of low temperature Inlet of cooling air It should not be blocked ...

Page 37: ...36 4 4 REFRIGRANT CYCLE DIAGRAM C O M P R E S S O R W I C O N H O T P I P E D R Y E R E V A P O R A T O R A C C U M U L A T O R S U C P I P E P I P E C O N S C A P I L L A R Y T U B E ...

Page 38: ...37 5 EXPLODED VIEW AND PARTS LIST 5 1 TOTAL EXPLODED VIEW ...

Page 39: ... 15 3011424700 COVER M HI 1 16 3012905600 HINGE U 1 17 3016005300 SPECIAL WASR 1 18 3016001230 SPECIAL BOLT T U T1 TRS 4X22 MFZN 3 19 3016500720 CASTER F L AS 1 20 3016000700 SPECIAL SCREW M5x15 2 21 3012102501 FOOT ADJ L AS 1 22 3016500820 CASTER F R AS 1 23 3012101501 FOOT ADJ AS 1 24 3011448600 COVER CAB BRKT PP 1 25 7112401211 SCREW TAPPING T1 TRS 4X12 MFZN 2 26 CORD POWER AS 1 27 7112401211 S...

Page 40: ...REW TAPPING T1 TRS 4X12 MFZN 4 58 3010924600 CAP F LUVR 1 59 3017820900 SHELF F AS HIPS FR 631ND 1 59 1 3017820920 SHELF F AS HIPS FR 710ND 1 60 3010621500 BRACKET F SHELF 1 61 7112401211 SCREW TAPPING T1 TRS 4X12 MFZN 3 62 3011110200 CASE ICING PP 2 3010519500 BOX ICE AS 1 63 3012603400 HANDLE ICE BOX ABS 1 64 3011415500 COVER ICE BOX GPPS 1 65 3010519600 BOX ICE HIPS 1 66 3012003800 FIXTURE F LA...

Page 41: ...ROLLER A 4 85 3 3016003700 SPECIAL WASR 1 85 4 7112401211 SCREW TAPPING T1 TRS 4X12 MFZN 1 86 3012507100 GUIDE R AS PA 6 1 87 7112401611 SCREW TAPPING TRS 4X16 MFZN 4 88 3014228300 PANEL R T FR 710ND 1 89 3011428900 COVER CUBIC DUCT ABS 4 3018904500 LOUVER R S L AS 90 3018904300 LOUVER R S L PP 1 91 3013324301 INSULATOR R S L F PS 1 92 7112401611 SCREW TAPPING TRS 4X16 MFZN 2 3018908410 LOUVER R S...

Page 42: ...AS PVC S 1 112 ASSY F DR 1 113 ASSY R DR 1 114 3012610900 HANDLE F ABS 1 115 7002501611 SCREW MACHINE TRS 5X16 MFZN 2 116 3011609100 DECO F DR HNDL ABS 1 117 3012611000 HANDLE R ABS 1 118 7002501611 SCREW MATCHING TRS 5X16 MFZN 2 119 3011609200 DECO R DR HNDL ABS 1 120 EMBLEM 1 121 7173301011 SCREW TAPPING TT2 BIN 3X12MFZN 2 122 3014395120 PCB F AS Y200 1 123 3014228510 PANEL F CONTL ABS 1 124 712...

Page 43: ...SORBER COMP AS 7 WASHER SPECIAL 8 BASE COMP AS 9 DRYER AS NO PART NAME 10 CABLE TIE 11 CASE VAPORI AS 12 PIPE WI CON AS 13 SCREW TAPPING 14 DRAIN HOSE B AS 15 SWITCH P RELAY AS 16 BAND RELAY 17 PIPE SUC AS NO PART NAME 18 PIPE SUC CONN 19 ABSORBER PIPE 20 PIPE MUFFLER AS 21 ABSORBER PIPE A 22 PIPE HOT 23 PIPE SERVICE 24 MOTOR C 25 FAN C AS ...

Page 44: ...D010 DAEWOO ELECTRONICS CO LTD 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC FAX 02 360 8184 TEL 02 360 8183 E mail G7F00E web dwe co kr PRINTED DATE Feb 2001 ...

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