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EXTERNAL VIEWS  .......................................................................................................................... 2

1. FR-520NT ..................................................................................................................................... 2
2. FR-550NT ..................................................................................................................................... 3

SPECIFICATIONS ............................................................................................................................ 4

1. OUTLINE ...................................................................................................................................... 4
2. ELECTRIC PARTS ....................................................................................................................... 5
3. POWER CORD  ............................................................................................................................ 9
4. DOOR COLOR ............................................................................................................................. 10

OPERATION AND FUNCTIONS ...................................................................................................... 11
DIAGRAM ......................................................................................................................................... 16

1. WIRNIG DIAGRAM  ...................................................................................................................... 16
2. PARTICAL WIRING DIAGRAM .................................................................................................... 17
3. CIRCUIT DIAGRAM  ..................................................................................................................... 18
4. AIR FLOW DIAGRAM  .................................................................................................................. 19
5. REFRIGRANT CYCLE DIAGRAM  ............................................................................................... 20

DISASSEMBLY AND ASSEMBLY  .................................................................................................. 21

1. FREEZER LOUVER  ..................................................................................................................... 21
2. CONTROL SWITCH IN REFRIGERATOR ROOM  ...................................................................... 23

EXPLODED VIEW AND PARTS LIST  ............................................................................................. 24

1. TOTAL EXPLODED VIEW  ........................................................................................................... 24
2. TOTAL PARTS LIST  .................................................................................................................... 25
3. MACHINE ROOM EXPLODED VIEW AND PARTS LIST ............................................................ 28

1) For starters,  be  sure  to check any chances of  the  leakage of  electricity.

2) You could handle a part in the vicinity of electricity after unplugging.

3) You should  put on  rubber  gloves to prevent an electric shock  on operation  test.

4) M ake  sure the rated current, voltage,  capacity before  using an instrum ent.

5) Keep  your wet hands away  from  the m etal  goods  in the freezer  com partm ent not  to  be frostbitten.

6) Be  careful not  to  let water to perm eate  the  electric part  in the m achine  room .

7) W ith the door open during your repair, you m ight be hurt by that door.

8) You should  give a tilt  to the refrigerator  for your  safe after rem oving  the breakable goods inside  the  refrigerator.

9) You'd better use gloves if  you  fix it up  around the evaporator.

SAFETY AND PRECAUTIONS

Summary of Contents for FR-520NT

Page 1: ...S CO LTD S M No FR520NT010 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: ...eck any chances of the leakage of electricity 2 You could handle a part in the vicinity of electricity after unplugging 3 You should put on rubber gloves to prevent an electric shock on operation test 4 Make sure the rated current voltage capacity before using an instrument 5 Keep your wet hands away from the metal goods in the freezer compartment not to be frostbitten 6 Be careful not to let wate...

Page 3: ...r Tray Case Icing Temperature Controller Freezer Compartment Refrigerator Compartment Lamp Temperature Controller Refrigerator Compartment Fresh Case Shelf Refrigerator Cover Vegetable Case Vegetable Front Grille Adjustable Foot Freezer Pocket Egg Pocket Egg Tray Bottle Pocket Multi Pocket Multi Pocket ...

Page 4: ...r Tray Case Icing Temperature Controller Freezer Compartment Refrigerator Compartment Lamp Temperature Controller Refrigerator Compartment Fresh Case Shelf Refrigerator Cover Vegetable Case Vegetable Front Grille Adjustable Foot Freezer Pocket Egg Pocket Egg Tray Bottle Pocket Multi Pocket Multi Pocket ...

Page 5: ... 440 474 EXTERNAL DIMENSION W IDTH 757mm 757mm DEPTH 750mm 750mm HEIGHT 1749mm 1809mm REFRIGERANT R12 170g 170g R134a 140g 140g COOLING CONTROL SYSTEM COOLING SYSTEM Fan Cooling System Fan Cooling System DEFROST SYSTEM Fin Evaporator Forced Fin Evaporator Forced DEFORST CONTROL Automatic Start Stop Automatic Start Stop NET W EIGHT 71Kg 72Kg ...

Page 6: ...ING TYPE X CSR X X RSCR X RSCR RSCR REFRIGERANT R12 VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 ASSY TYPE NAME X 444THBZZ 52 X X 276THBYY 52 174THBYY 52 276THBYY 52 276THBYY 52 PART CODE X 3018119300 X X 3018119350 3018119200 3018119350 3018119350 PTC RESISTANCE X S068 X X S220 S330 S220 S220 PART CODE X X X OVER LOAD PART NAME X 444THB X X 276THB 174THB 276THB 276T...

Page 7: ...5 120 60 127 60 220 50 220 60 230 50 240 50 PART CODE X 400EL15130 X X X 400EL15110 X X RATED VOLTAE X 230V X X X 350V X X RATED CAPACITANCE X 10 X X X 5 X X REFRIGERANT R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 PART CODE X 3961800400 X X 400EL15110 X 400EL15110 400EL15110 RATED VOLTAE X 300V X X 350V X 350V 350V RATED CAPACITANCE X 7 X X 5 X 5 5 REFRIGERANT...

Page 8: ...012803220 3012803220 3012803220 3012804600 3012804600 3012804600 3012804600 REFRIGERANT R12 134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 SPEC W X 15W X X 15W 15W 15W 15W PART CODE X 3013600010 X X 3013600080 3013600080 3013600080 3016800080 REFRIGERANT R12 134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 TYPE NAME RT30 RT30 RT30 R...

Page 9: ...50V 1 6A 250V 1 6A PART CODE X 5F3GB1682R X 5F3GB1682R 5F3GB1682R 5F3GB1682R 5F3GB1682R 5F3GB1682R REFRIGERANT R12 134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 240 50 OPERATING TEMPERATURE X 77 X X 77 77 77 77 PART CODE X 3017200400 X X 3017200400 3017200400 3017200400 3017200400 REFRIGERANT R12 134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 50 220 60 230 50 ...

Page 10: ...3011315000 CP 2PIN FOR EUROPEAN COUNTRY 2 401RA17200 CP 2PIN FOR OTHER 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 KP551 550 FOR CHINA AUSTRALIA 10 3011301120 FLAP TYPE KP 551 NEC in AUSTRALIA ...

Page 11: ...E Dull lamina sheet High glossy Lamina sheet Normal PCM High glossy Bright PCM Dull lamina sheet High glossy Lamina sheet Normal PCM High glossy Bright PCM PART CODE X 3010079100 X X X 3010079140 X X REFRIGERANT R12 R134a COLOR TYPE Dull lamina sheet High glossy Lamina sheet Normal PCM High glossy Bright PCM Dull lamina sheet High glossy Lamina sheet Normal PCM High glossy Bright PCM PART CODE X 3...

Page 12: ...gulation of Freezer Compartment 1 Temperature is regulated by moving the lever to the left and or the right 2 Temperature has nothing to do with PCB control 2 Control of Temperature COMP Fan 1 How to Control 1 COMP is controlled by On Off point of R Sensor at each mode 2 Middle Off Point of Fresh Food Compartment 3 5 3 On Off Difference of Freezer Compartment 1 0 4 Fan Delay Fan is On Off after 1 ...

Page 13: ...ode 1 Determination of Defrosting Period 1 Total Run time of Comp 6 8 10 hours 2 Run ratio of Comp over 80 3 Any Error R1 D1 D2 C1 4 Total Time 60 hours 2 Explanation 1 Defrosting starts if any Error happes or the run ratio of Comp is over 80 when the total run time of Comp is over 6 hours 2 Defrosting starts if the run ratio of Comp is over 80 when the total run time of Comp is over 8 hours 3 Def...

Page 14: ...ff Fan Off Heater Off Proceeding Time 4 minutes 4 Fan Delay Control Object Unconditional Comp On Fan Off Heater Off Proceeding Time 4 minutes In case of the Option Mode for Comp Fan Connection Working Fan Delay is omitted PRE COOL HEATER DEFROSTING PAUSE FAN DELAY NORMAL RUN Compulsory Defrosting of Heater in A S After Service 1 How to start the defrosting begins by pressing Defrosting Key 5 times...

Page 15: ...certain time though R Sensor becomes On 2 Re start Prevention Time 1 In case RT Sensor temperature 13 Low Temp A 20 minutes 2 In case RT Sensor temperature 14 6minutes 3 In case RT Sensor disconnection short circuit 6 minutes 9 Option Circuit Nothing Concerened 1 Option for Weak Refrigeration 1 Regulation of R Sensor Off Point 2 In case of Weak Refrigeration take action as the followings Resistanc...

Page 16: ... time 2 Display Flickering 3 times during LED Off 3 How to control controlled by limit time of the return of defrosting D1 Error 30 minutes Normal PCB Function in case of Over Frosting Heater Disconnection 80 seconds 4 Ending Condition ending automatically if Heater Off is done by D Sensor temperature 10 at the next defrosting 6 C1 Error 1 Starting Condition if Comp runs for 3 hours continuously w...

Page 17: ... DIAGRAM 1 WIRNIG DIAGRAM ...

Page 18: ... DIAGRAM 2 PARTICAL WIRING DIAGRAM ...

Page 19: ...18 DIAGRAM 3 CIRCUIT DIAGRAM DOOR S W LAMP TEMP FUSE D HEATER R TEMP SETTING ...

Page 20: ...od etc as it is the inlet where cooling air returns Frezer Please don t put bottles such as beer beverage etc It might be broken because of freezing Multiple outlet of cooling air Please don t put in vegetable etc which contain moisture It might be frozen because of low temperatuer ...

Page 21: ... DIAGRAM 5 REFRIGRANT CYCLE DIAGRAM P I P E S U C C O N 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 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 M U L A T O R S U C P I P E ...

Page 22: ...LY AND ASSEMBLY 1 FREEZER LOUVER 1 FR 520NT 550NT Push smoothly the locker of light bulb cover and Remove it Remove the screw cover on the top left using screw driver type Remove the screw using screw driver type ...

Page 23: ... DISASSEMBLY AND ASSEMBLY Remove the screw on the light bulb base Pull the light housing by pressing the locker smoothly Remove the louver ...

Page 24: ... ASSEMBLY 2 CONTROL SWITCH IN REFRIGERATOR ROOM 1 FR 520NT 550NT Remove the light bulb cover by pushing the locker with screw driver Turn the light bulb to the left to remove it Remove the screws on the light bulb base ...

Page 25: ...24 EXPLODED VIEW AND PARTS LIST 1 TOTAL EXPLODED VIEW ...

Page 26: ... SPECIAL BOLT T U 6X22 SW CH22A WH 3 19 3012101500 FOOT ADJ AS 1 20 3012102500 FOOT ADJ L AS 1 21 7112401211 SCREW TAPPING MFZN T1 TRS 4X12 2 22 3011439900 COVER CAB BRKT 1 23 3013202700 HOSE DRN B 1 24 3012401400 GRILLE 1 25 7112401211 SCREW TAPPING MFZN T1 TRS 4X12 6 26 CORD POW ER AS 1 REFER TO 9 27 7112401211 SCREW TAPPING MFZN T1 TRS 4X12 1 28 7001400865 SCREW MACHINE PAN 4X8 BSNI 1 29 301130...

Page 27: ...112401811 SCREW TAPPING MFZN T1 TRS 4X18 2 57 3010924600 CAP F LUVR 1 58 3013402100 KNOB F CONTL 1 59 3013331700 INSU F LUVR 1 60 3011800400 FAN 1 61 3012007300 FIXTURE MOTR B 1 62 3012004001 FIXTURE MOTR 1 63 7112401611 SCREW TAPPING MFZN T1 TRS 4X16 3 64 3018700100 DEODRANT AU RETURN 1 65 3018700700 DEODRANT SHEET 1 66 3011102501 CASE DEO A 1 67 3010512900 BOX V SW PCB 1 68 3014305400 PCB V SW A...

Page 28: ...800 COVER ROLL A 2 90 3011117700 CASE VEGETB 1 91 3019011000 POCKET MULT GPPS FR 520NT 3 1 91 3019011000 POCKET MULT GPPS FR 550NT 3 4 2 92 3012505700 GUIDE JUMBO POCKT 1 93 3019010900 POCKET JUMBO 1 94 3019008900 POCKET EGG 2 94 3019008900 POCKET EGG 1 95 3011117600 CASE EGG 2 96 3012304400 GASKET R DR AS FR 520NT 1 96 3012301700 GASKET R DR AS FR 550NT 1 97 ASSY R DR 1 REFER TO 10 98 3012610600 ...

Page 29: ...S 23 SCREW TAPPING 4 COVER CAB 14 WASHER SPECIAL 24 SCREW MACHINE 5 COMPRESSOR 15 WSW ITEC P RELAY AS 25 CORD POW ER AS 6 PIPE WI CON AS 16 BAND RELAY 26 SCREW TAPPING 7 PIPE HOT 17 ABSORBER PIPE A 27 FIXTURE C MOTOR 8 DRYER AS 18 MOTOR C 28 ABSORBER C MOTOR 9 PIPE SUCTION AS 19 FAN 29 PIPE SERVICE 10 PIPE SUC CONN 20 HOSE DRN A 30 BASE COMP AS 4 2 3 9 12 10 16 15 29 5 26 25 24 14 13 22 23 30 31 2...

Page 30: ... ELECTRONICS CO LTD 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC E mail G7F00E web dwe co kr FAX 02 360 8184 TEL 02 360 8178 8182 PRINTED DATE SEP 1998 ...

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