Daewoo FRU-541 Series Service Manual Download | Manualshive

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How to install water line ( Dispenser models only )

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Summary of Contents for FRU-541 Series

Page 1: ...Mar 2010 S M No FRSU20IA05...

Page 2: ...m Long Handle Ref Case 2ea C Radius Handle Ref Case 2ea E Aluminum Long Handle Ref Case 3ea G Arc Handle L Aluminum Long Handle Internal feature is C type Color Option Inverter Compressor Models Code...

Page 3: ...x x 343 AC 220V 10W 531 175 AC 220V 7W AC 220V 5W AC 220V 5W 175 518 104 227 377 O 377 227 x x O O O FRU 54 G U20G 604 618 604 O O U20F FRU 54 F U20D Cooling Cycle Electronic Part Heater Sensor U20E F...

Page 4: ...2 External Size SPECIFICATIONS 3...

Page 5: ...of the ice 3 Freezer Pocket 3ea 4 Case Ice Crusher 5 Freezer Lamp 25Wx1ea 6 Freezer Shelf 7 Freezer Case 2ea 8 Refrigerator Lamp 25Wx2ea 9 Refrigerator Shelf 10 Wine Rack Option 11 Refrigerator Case 2...

Page 6: ...2 Initial power plug in Medium 3 Every time you press the FRZ SET button the setting temperature changes below order 4 REF SET button 1 Temperature control of refrigerator compartment 2 Initial power...

Page 7: ...n this button press the QUICK and Speed icon is flicker 6 times and keep ON By pressing the SUPER FRZ Button again you can stop this function 5 REF SET button 1 Temperature control of refrigerator com...

Page 8: ...ntrol 3 FRZ SET button 1 Temperature control of freezer compartment 2 Initial power plug in Medium 19C Every time you press the FRZ SET button the setting temperature changes below order 4 SUPER FRZ B...

Page 9: ...SHED ICE mode available 2 Every the button press the order is WATER CUBED ICE CRUSHED ICE 3 The initial mode is WATER 9 ICE MAKER LOCK 1 Press the Dispenser button continue Press again the mode is OFF...

Page 10: ...OFF 6 2C 4 Control Temperature Point in Each Mode FUNCTIONS TEMPERATURE CONTROL Initially On 1st Press 2nd Press 3rd Press 4th Press Sensor On 14 0 15 5 17 5 9 0 12 0 Sensor Off 16 0 17 5 19 5 11 0 14...

Page 11: ...ressor Freezer Fan motor is on unconditionally for 150min free of freezer sensor FUNCTIONS TEMPERATURE CONTROL Initially On 1st Press 2nd Press 3rd Press 4th Press 5th Press 6th Press Sensor On 14 8 1...

Page 12: ...Mode This mode runs for 40 minutes Until the sensor reaches the Excess Refrigeration OFF point 7C Refrigerator Fan and compressor is ON Until the QUICK Mode ends the appliance runs with MAX dial mode...

Page 13: ...RT Sensor C1 Door switch etc But F3 error happens then defrost mode start without Pre cool FUNCTIONS Defrost Mode Compressor runing time is over 2hours Start Total appiance runing time is over 60hours...

Page 14: ...il Freezer sensor temperature reaches 27C 2 HEATER DEFROSTING Defrost heater is switch on until Defrost Sensor temperature reaches 13C Heater operation time 30 seconds Heater is ON free of Defrost Sen...

Page 15: ...Code No 1 2 3 4 5 6 7 8 All Error Code reset when the relative parts turn into normal FUNCTIONS Error Display_Basic Model Display LED flicker Remark Freezer sensor disconnection or short Refrigerator...

Page 16: ...5V normal If voltage is 0V short or 5V disconnect change new one 4 Defrost sensor error Cause Defrost sensor disconnection or short Check point Measure the resistance between both terminals after sep...

Page 17: ...4 minutes automatically exit 4 Error Code No 1 2 3 4 5 6 7 8 9 10 11 All Error Code reset when the relative parts turn into normal FUNCTIONS Error Display_Basic Model Display Error Code Remark F1 Free...

Page 18: ...e is 0 5 4 5V normal If voltage is 0V short or 5V disconnect change new one Error code display RT sensor is short RT sensor is disconneted 4 Defrost sensor error Cause Defrost sensor disconnection or...

Page 19: ...Error Code No 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 All Error Code reset when the relative parts turn into normal Co Pull Down mode display No error d2 Forced Defrost mode display No error C1 Abn...

Page 20: ...e 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 new one Err...

Page 21: ...se When sensing ice drop 3 times in level sensor switch error Control Stop ice maker After 1 time rotation EA error code disappear if level swtich is normal 11 Eu error Cause Sensor which senses if ic...

Page 22: ...bnormal or room temperature is below 15 degree Heater is ON for 60minutes max limit time if Flow sensor is abnormal 4 Water supply stand by Condition When ice is full Operation Proceeds to ice making...

Page 23: ...omplete when ice sensor is abnormal 3 Ice separating drop mode 1 Time of each section is to verify level switch error 2 It senses the rotation in each section 3 When level switch is error ice separati...

Page 24: ...er flow pulse setting is 238 When controlled by the time maximum time limit is 15 seconds When the flow sensor is abnormal time limit is 5 5 seconds 5 Water supply check mode Verify water supply compl...

Page 25: ...n If display switch makes error during operation of a mode its icon is OFF 3 When Icemaker Lock button is ON the Lock LED turns ON and Cubed Ice Crushed Ice icon is OFF 4 When no operation in Cubed Cr...

Page 26: ...or and Dispenser Lamp Control 1 Refrigerator Lamp This lamp operates depending on Refrigerator door switch or Homebar door switch The lamp is automatically off when the switch Refrigerator or Homebar...

Page 27: ...erator sensor OFF point Normal sensor resistance 31 4kohm Cut the J18 and increase sensor resistance 33 4kohm Cut the J18 J19 and increase resistance 35 4kohm FUNCTIONS Option J1 J2 1 5C down 3 0C dow...

Page 28: ...OCK button 2 Press the Super Freezer Button 5 times while pushing the Freezer SET button 3 Push the Freezer SET button until display Fi Lt 4 Remaining time display when push the Dispenser button ex 40...

Page 29: ...d Defrosting FRZ SET REF SET 5 times Reset Water Filter Reset Water Filter button for 5seconds Pull Down REFRIGERATOR SET FREEZER SET WATER ICE 5 times Error Display FREEZER SET SUPER FREEZER 5 times...

Page 30: ...1 Inner Basic Model 2 Basic Model 3 Dispenser Model WIRING DIAGRAM Refrigerant R 134a Type 29...

Page 31: ...1 Inner Basic Model 2 Basic Model 3 Dispenser Model WIRING DIAGRAM Refrigerant R 600a Type 30...

Page 32: ...1 Inner Basic Model 2 Basic Model 3 Dispenser Model WIRING DIAGRAM for Inverter Compress 31...

Page 33: ...T No No 1 5 Procedure Procedure 3 4 7 2 6 Remove 2 screws Disassemble Guide Cab Water Tube A As Pull forward Ice Storage Case Unscrew to remove Cover Guide Cab Pull Hose Ice Maker Tube As Remove Water...

Page 34: ...or of Geared Motor 3 6 Unscrew 6 points Remove 2 screws Pull the Bracket Geared Motor 2 5 And unscrew 4 points 1 4 Procedure Procedure Good 11 3 Ohm 10 10 8 12 7 Ohm Defective Change the part Good 145...

Page 35: ...th terminals Red circle with a Multi Tester Test Mode Resistance If defective Exchage new one No No Dispenser Button and pull up 2 Insert screw driver into bottom hole of 1 Pull out the Micro Switch B...

Page 36: ...and 2P Wire Unscrew and remove Cover Ice Flap Unscrew to remove Box Dispenser Ice Shut 1 4 Unscrew and remove Solenoid Valve Separate Front PCB connector Features are model dependent 3 6 2 Good 215 Oh...

Page 37: ...sor from Case Icing Check if ice droping motor is normal or not 9 Separate Ice Maker from Frame Ice Maker Remove 2 Pin housing Ice sensor Unscrew Fixture of Frame Ice Maker Unscrew 3 points Remove 2 s...

Page 38: ...OFF Open Disconnect No value 0 If defective Change the Switch Good Tact Switch Terminal Result ON Close Connect Some value OFF Open Disconnect No value 0 If defective Change the Switch Remark Parts Ho...

Page 39: ...oint The main PCB is connected to the inverter through the Control Input connection using the control input cable Inverter AC Input Output Signal Compressor Motor Winding HOW TO CHECK EACH PART Invert...

Page 40: ...t power of SMPS is ON Main PCB Fuse is connected Voltage value on Main PCB is OK Wire connection of Front PCB is OK Check the plug connection from compressor room and to CN1 of Main PCB Change the fus...

Page 41: ...Temperature Fuse is OK Defrost Heater is OK Check the Relay wire OLP and PTC Change the relative Motor Change the Fuse Left up side of Evaporator Change the Defrost Heater 250W No Yes Yes No Yes No N...

Page 42: ...o close Watery or hot foods are stored in refrigerator compartment Remove the gap Wipe out dews on the louver surface and run again No Yes No No No No Gasket has a gap between cabinet Door hang down R...

Page 43: ...t Change the light bulb Connection of Freezer door switch is Ok Repair Door Switch No Yes Yes No Check the Door Switch connection and light socket Refrigerator light filament is disconnected or breaki...

Page 44: ...compartment Remove the gap Advise to cool down foods enough wrap or cover foods with much water before storing in the compartment No Yes No No No No Gasket has a gap between cabinet Door hang down Re...

Page 45: ...ge Yes No No Yes No Yes No Yes Fan Motor operate Wire is connected Change Main PCB Check lead wire No Yes Yes No Refrigerator gasket has gap Remove the gap of gasket No Gasket has any gap Door hang do...

Page 46: ...Valve operation is ok Any Refrigerator sensor Error Change to MIDDLE mdoe No Yes Yes Repair or change the new No Repair or change the new Sensor is ok Check sensor connection Check the connector to M...

Page 47: ...on the capillary tube No No Yes Apply a gum on the accumulator Yes No Fasten the evaporator tightly not to touch liner surfaces Yes Explain refrigerator work mechanism and sound to the user or custome...

Page 48: ...on the pipe TROUBLE SHOOTING Remarks Pipes are touching in the machine compressor compartment Start Separate the touching pipes if any Yes Tray drip makes noise by condenser shaking Apply cushion mat...

Page 49: ...assmbly No Door switch is soaked with water or there is water in the switch Change the door switch Yes Yes PCB input is OK Repair any disconnection of wires and defective door switch No Yes Connector...

Page 50: ...leak and cooling capacity Bombe mass cylinder refrigerant manifold gauge electronic scales punching off flier gas welding machine Weigh and control the bombe in a vacuum conditions with electronic sc...

Page 51: ...2 kg cm2 Nitrogen blowing welding Be sure to replace drier when repairing pipes and injecting refrigerant Replacement of drier 1 Remove retained refrigerant more than 5 minutes after turning off a ref...

Page 52: ...1 0 2kg cm2 to high pressure side after assembling a drier When replacing a compressor Weld 3 and 4 parts by blowing nitrogen to the low pressure side Note For other parts nitrogen blowing is not nece...

Page 53: ...and measure the weight Calculate the weight of refrigerant charged into the bombe by subtracting the weight of an evacuated bombe 4 Refrigerant charging Compresso Evaporato Drye Condense Vaccu m Hot B...

Page 54: ...k M C after completion of work 6 Pipe arrangement in each cycle 1 Observe the safety precautions for gas handling 2 Use JIG or wet towel in order to prevent electric wires from burning during welding...

Page 55: ...COOLING CYCLE HEAVY REPAIR Brzing Reference Drawings 54...

Page 56: ...Water System for Dispenser Model 55...

Page 57: ...How to install water line Dispenser models only 56...

Page 58: ...How to install water line Dispenser models only 57...

Page 59: ...1 1 1 14 3013224800 HOSE I MAKER TUBE AS FRU 541D x x 1 15 3012519210 GUIDE CAB W TUBE A AS L1525 x x 1 16 3011444100 COVER GUIDE CAB W T A HIPS x x 1 17 3011202000 CLAMP WATER TUBE A PA 66 5N x x 2...

Page 60: ...406100 400VAC 5 HPL30YG 3016405900 350VAC 5 MK183B MK183Q 3016405110 350VAC 4 DG125E 41 3011181310 CASE VAPORI AS FRS 551F PP NATURAL 1 1 42 3013201710 HOSE DRN B PE FRB 5970NB 1 1 43 3015402300 VALVE...

Page 61: ...HELF INMOLDING R B AS FRAME PRINTED GLASS 1 1 1 3011114670 CASE VEGETB B AS FRU 571 CRYSTAL 3011114630 CASE VEGETB B AS FRU 571 BLUE 78 3011476011 COVER RETURN DUCT AS FRU 571I 1 1 1 79 3011446700 COV...

Page 62: ...A R AS FR S580EG PP 1 1 2 76 3017842921 SHELF INMOLDING R B AS FRAME PRINTED GLASS 1 1 1 3011114670 CASE VEGETB B AS FRU 571 CRYSTAL 3011114630 CASE VEGETB B AS FRU 571 BLUE 78 3011476011 COVER RETUR...

Page 63: ...10658230 110 127V 60Hz 3010671510 220V 60HZ 3010671500 220 240V 50HZ 116 3012520510 GUIDE ICE CRUSHER L ABS x 1 117 3012517710 GUIDE ICE CRUSHER R ABS x 1 118 3011115290 CASE I CRUSHER AS FRU 541D NEW...

Page 64: ...3018125800 SWITCH MICRO VP333A 2D x 1 136 10 3017903702 SOCKET LAMP AS x 1 138 3010544000 BOX DISPNS ICE SHUT AS FRU 541D x 1 139 3012406900 GRILLE DISPNS ABS x 1 141 3011494700 COVER DISPNS BOX AS FR...

Page 65: ...7300 POCKET R S AS FRU 541D x 2 3000060500 FRU 571I 1 x 3000060510 FRU 541F x 1 161 1 3012318930 GASKET R DR AS PVC MAGNET 1 1 161 2 3012319300 GASKET H BAR B AS PVC x 1 161 3 3018125601 SWITCH H BAR...

Page 66: ...3016304941 BUTTON DISPNS AS ABS AL x x 1 136 9 3018125800 SWITCH MICRO VP333A 2D x x 1 136 10 3017903702 SOCKET LAMP AS x x 1 138 3010544000 BOX DISPNS ICE SHUT AS FRU 541D x x 1 139 3012406900 GRILL...

Page 67: ...DR AS PVC MAGNET 1 1 161 2 3012319300 GASKET H BAR B AS PVC x 1 161 3 3018125601 SWITCH H BAR DR AS SP101B 2D1 G GRAY x 1 161 4 3012319400 GASKET H BAR A AS PVC x 1 161 5 3011497210 COVER H BAR FRAME...

Page 68: ...125800 SWITCH MICRO VP333A 2D x x 1 136 10 3017903702 SOCKET LAMP AS x x 1 138 3010544000 BOX DISPNS ICE SHUT AS FRU 541D x x 1 139 3012406900 GRILLE DISPNS ABS x x 1 3001401040 COVER F PCB AS EXPORT...

Page 69: ...1 161 1 3012318930 GASKET R DR AS PVC MAGNET 1 1 161 2 3012319300 GASKET H BAR B AS PVC x 1 161 3 3018125601 SWITCH H BAR DR AS SP101B 2D1 G GRAY x 1 161 4 3012319400 GASKET H BAR A AS PVC x 1 161 5 3...

Page 70: ...50Hz 136 8 3016304941 BUTTON DISPNS AS ABS AL x x 1 136 9 3018125800 SWITCH MICRO VP333A 2D x x 1 136 10 3017903702 SOCKET LAMP AS x x 1 138 3010544000 BOX DISPNS ICE SHUT AS FRU 541D x x 1 139 30124...

Page 71: ...61 1 3012318930 GASKET R DR AS PVC MAGNET 1 1 161 2 3012319300 GASKET H BAR B AS PVC x 1 161 3 3018125601 SWITCH H BAR DR AS SP101B 2D1 G GRAY x 1 161 4 3012319400 GASKET H BAR A AS PVC x 1 161 5 3011...

Page 72: ...50Hz 136 8 3016304941 BUTTON DISPNS AS ABS AL x x 1 136 9 3018125800 SWITCH MICRO VP333A 2D x x 1 136 10 3017903702 SOCKET LAMP AS x x 1 138 3010544000 BOX DISPNS ICE SHUT AS FRU 541D x x 1 139 30124...

Page 73: ...61 1 3012318930 GASKET R DR AS PVC MAGNET 1 1 161 2 3012319300 GASKET H BAR B AS PVC x 1 161 3 3018125601 SWITCH H BAR DR AS SP101B 2D1 G GRAY x 1 161 4 3012319400 GASKET H BAR A AS PVC x 1 161 5 3011...

Page 74: ...PNS BOX AS FRU 541D 1 1 141 1 30143D5160 PCB FRONT AS FRU 541F 1 1 3013600050 110 127V 15W 3013600020 220 240V 15W 156 3019027500 POCKET DAIRY AS FRU 571I 1 1 157 3019026800 POCKET R HIPS 2 2 158 3011...

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