Daewoo FRS-2021 Page 43 Service Manual Download

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4-4. REFRIGRANT CYCLE DIAGRAM

- 42 -

Welding Points

5 %

7 points

35 %

5 points

Flow of Refrigeration Cycle

Summary of Contents for FRS-2021

Page 1: ...CORP S M No FRS20210000 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 FRS 2041 ...

Page 2: ...uld handle a part in the vicinity of electricity after unplugging 3 You should put on rubber glovers 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 water to permeate the electric part in the machine room 7...

Page 3: ...1 EXTERNAL VIEWS 1 1 EXTERNAL SIZE FRS 2021 2 ...

Page 4: ...FRS 2041 3 ...

Page 5: ...Top Light 5 Ice Cubes Maker 12 Refrigerator Small Pocket 6 Ice Cubes Case 13 Foldaway Wine Support 7 Freezer Case 14 Chilled Case 8 Front Cover 15 Refrigerator Bottom Light 16 Refrigerator Shelves 17 Egg Case 18 Refrigerator Pockets 19 Vegetables Case 20 Fruits Case 1 2 3 5 6 7 8 9 11 12 13 14 15 16 17 18 19 20 10 1 2 NAME OF PARTS FRS 2021 4 ...

Page 6: ... 5 Ice Cubes Maker 12 Refrigerator Small Pocket 6 Ice Cubes Case 13 Foldaway Wine Support 7 Freezer Cases 14 Chilled Case 8 Front Cover 15 Refreshment Home Bar Pocket 16 Refrigerator Bottom Light 17 Refrigerator Shelves 18 Egg Case 19 Refrigerator Pockets 20 Vegetables Case 21 Fruits Case 1 2 3 5 6 7 8 9 11 12 13 14 16 17 18 19 20 21 15 10 FRS 2041 5 ...

Page 7: ...ATOR 370 370 TOTAL 585 585 EXTERNAL DIMENSION mm WIDTH 925 925 DEPTH 816 816 HEIGHT 1808 1808 REFRIGENT R134a 150 190 150 190 COOLING CONTROL SYSTEM COOLING SYSTEM DEFROST SYSTEM DEFORST CONTROL NET WEIGHT kg 115 115 MODEL NAME Automatic Start Stop CONTENTS Fan Cooling System Fin Evaporator Forced 6 ...

Page 8: ...T CODE X 3018119370 X 3018118180 3018118131 3018119980 3018125210 PTC RESISTANCE X 6 8Ω X 6 8Ω 33Ω 33Ω 33Ω OVER LOAD PART CODE X 783SHB X 801SFB 419RHB 308NHB 265RHB 3 STARTING CAPACITOR REFRIGERANT R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 60 220 240 50 230 50 X 3016400100 X 3016400100 X X X RATED VOLTAGE X 200V X 200V X X X RATED CAPACITANCE X 100 X 100 X X X 4 RUNNING CAPACITOR ...

Page 9: ...RANT R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 60 220 240 50 230 50 BL 2213DWCA 2 3015911500 REVOLUTION DC 12V 2200RPM 8 DEFROST HEATER REFRIGERANT R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 60 220 240 50 230 50 X 110V 140W 220V 140W X 3012811210 3012811200 9 DRAIN HEATER REFRIGERANT R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 60 220 240 50 230 50 X 110...

Page 10: ...0 60 110 60 115 120 60 127 60 220 60 220 240 50 230 50 X Y202 SBS X 30143B4011 30143B4021 12 FUSE PCB REFRIGERANT R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 60 220 240 50 230 50 RATED CURRENT X 250V 3 15A X 5F3GB3282R 13 THERMOSTAT FUSE REFRIGERANT R134a VOLTAGE V HZ 100 50 60 110 60 115 120 60 127 60 220 60 220 240 50 230 50 x 77 x 30127201400 PART CODE TYPE NAME PART CODE SPEC W P...

Page 11: ... 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 For U K Middle Asia Singapore Malaysia 9 3011301200 KP 551 550 For China Australia Upper power cord s part code is only lead wire without any kinds of terminal or houisng 10 ...

Page 12: ...ng Ellio 1 Inox Looking Ellio 2 COLOR CODE RWB3C GWG1B FBG3B DSG1E ISG3E PARTCODE 3000018830 3000018820 3000018810 3000018840 3000018800 FRS 2041 220 240V Refrigerant Cyclo Pentane COLORTYPE Bright White PCM White Emboss Beige Emboss Inox Looking Ellio 1 Inox Looking Ellio 2 COLOR CODE RWB3C GWG1B FBG3B DSG1E ISG3E PARTCODE 3000025330 3000025320 3000025310 3000025340 3000025300 FRS 2041 100 127V R...

Page 13: ...letters and icons always ON 5 Other display modes Normal Operation Silent Mode CUSTOM LCD Normal Mode Load Mode Silence Mode Sleep Mode Freezer Refrigerator BAR DIAL DIAL DIAL DIAL DIAL Temp SEG DIAL DIAL DIAL DIAL DIAL 1 Letters of FRZ REF LOW HIGH SET TEMP C FUZZY DEODO SILENT SLEEP 2 Icons of FUZZY DEODO SLEEP 3 Temp bars and lines ON ON ON ON ON SILENT icon OFF OFF ON ON OFF SPEED letters OFF ...

Page 14: ... steps of sequential temperature mode Initial mode by power input MID Temperature and bars are shown Letters are not indicated at Soft Mid and Mid Strong modes Just temperatures and bars are shown Temperature progress Low Low Mid Mid Mid High HIgh Temp indication 4C 3C 2C 1C 0C Number of bars 5EA 3EA 5EA 3EA 5EA 5 SUPER REF button When this mode is chosen QUICK icon and letters of refrigerator fli...

Page 15: ...d F fan are controlled by ON OFF point of each mode 3 FC ON OFF DIFF 5 C Freezer middle OFFpoint 20 0 C 4 FC Low Low Mid Mid Mid High DIFF 2 degrees respectively Mid HIgh High DIFF 4 degrees 5 Control point of each mode Temp MODE ON point OFF poin t Low Mid High STEP DIFF STEP DIFF ON OFF DIFF 15 0C 20 0C 21 0C 26 0C 11 0C 16 0C 22 0C 18 0C 13 0C 20 0C Low Mid Mid High Low Low Mid Mid Mid High Hig...

Page 16: ...2 R FAN CONTENTS REMARKS 1 Temperature modes change by pushing the button 2 R fan are controlled by ON OFF point of each mode 3 RC ON OFF DIFF 0 35C RC middle OFF point 0 3C 4 RC Low Low Mid Mid Mid High DIFF 1 degree respectively 5 Prevention of weak poor refrigeration 1 When weak refrigeration is sensed comp is ON regardless of F sensor 2 When R sensor reaches R fan OFF point comp is controlled ...

Page 17: ...id Mid High 0 3 6 3 5 3 8 3 9 3C 7 Super refrigeration proceeds for 40 minutes Example of temperature change Refrigerator Low normal Super refrigeration 1 R fan and comp are ON until R sensor reaches to over refrigeration OFF point 7C 2 After reaching to the point it goes on with HIGH mode until the end of Super refrigeration It returns to normal after Quick refrigeration of 40 minutes 16 C C C C ...

Page 18: ...n LCD is displayed on 4 Termination of Sleep mode 1 MODE 1 a F sensor 9C b In case of F sensor error c When other button is pushed during this mode d Total F R door open time exceeds 30 seconds during the mode e If Sleep mode is terminated by a b and f F R fan delay for 5 minutes and restart of this mode is prevented for 40minutes f It it exceeds time limit of 130 minute Mode1 is terminated and Mo...

Page 19: ... decide night below 5 7 Lux optical sensor surface b Standard value to decide daytime above 4 16 Lux optical sensor surface 3 Control Method Control Mode F FAN R FAN C FAN Normal 10V 10V 10V Silence Load Control 12V 12V 10V 4 Termination Condition The mode stops if lux value is above the standard for more than 1 minute Control of Each Mode INPUT Control Object 1 CDS SENSOR 2 R SENSOR 3 F SENSOR 1 ...

Page 20: ...ght after power input of refrigerator b Just after Pre cool Heater defrosting Pause Defrosting cycle 5 Control Method 5 1 Control mode by F R door open time over 30 seconds F R fan works by 14V respectively 5 2 Control mode by F sensor On Point 5 degree F fan works by 14V 5 3 Control mode by R sensor On Point 5 degree R fan works by 14V C fan works by 10V as normal 6 Conditions to stop a The mode ...

Page 21: ... Start stop of load control mode Silence Control Door F S F Fan R S R Fan Door Open 30sec after open Load Mode Start Ref Load Stop Frz Load Stop On 5deg On 5deg Frz Overload Input Frz Load Start Frz Stop Condition after 20min 20min 20min Ref Load 12V 12V 10V 8V 3 Start stop of load control mode Normal defrosting control F S F Fan R S R Fan Defrosting Start Condition to start Load Mode but avoided ...

Page 22: ... Fan 10V 12V Overload of both compartments Y N Freezer Compartment Overload Refrigerator Compartment Overload Y N Y N F load control over 20 min F sensor OFF point Overload mode control Overload mode Normal mode control N F load control mode stop R sensor OFF point R load control mode stop End Load control is avoided N Y R load control over 20 min Y Y Y N Y N N Y N Control Mode Normal 240 minutes ...

Page 23: ...de R1 F1 D1 F3 RT S Door switch 2 Conditions to start defrosting mode 1 The mode starts in the following conditions a Any error happens when total comp work time is 6 or 8 or 10 hours b Comp work rate by the 2 hours is over 65 c Total door open time is over 3 minutes Any door F or R open time is over 3 minutes d Ambient temperature is over 35C 2 Defrosting mode starts unconditionally as long as to...

Page 24: ...over 10 hours Total time is over 60 hours Comp work time is over 6 hours Any error Comp work rate is over 65 End Defrosting mode starts Yes Yes Yes Yes Yes Yes No No No No No No Comp work time is over 2 hours Total door open time is over 3 minutes Yes Yes No No Comp work time is over 8 hours No No 23 ...

Page 25: ... sensor temperature right after defrosting start b 30 minutes in case of D1 Error c 80 minutes in normal control state 1 Time 7 minutes Comp F fan R fan Heater OFF 1 Time 5 minutes Comp ON F R fan Heater OFF Output control and time limit of each defrosting mode PRE COOL Heater Defrosting Pause Fan Delay COMP ON OFF OFF ON F FAN ON OFF OFF OFF R FAN Control OFF OFF OFF HEATER OFF ON OFF OFF Time Li...

Page 26: ...REF SET button 2 It stops automatically 4 minutes after the start 4 All the error Ccdes are reset if they turn to be normal 5 Error Code ERROR CODE CONTENTS F1 F sensor disconnection short pull down r1 R sensor disconnection short pull down rt RT sensor disconnection short pull down d1 D sensor disconnection short pull down dr R Door Switch defective dF F Door Switch defective dH Homebar Refreshme...

Page 27: ...error is terminated automatically 5 Door ERROR dF dR dH on display a Cause in case it senses that door is open for more than 1 b Control Deletion of function related door switch sensing c If door switch open close is sensed the error is terminated automatically d After displaying on LCD the mode is terminated 6 C1 ERROR a Cause in case comp works for over 3 hours when D sensor temp is over 5C b Co...

Page 28: ...r plugin Defrosting Mode CONTENTS REMARKS If D sensor temp 3 5C defrosting mode starts from Pre cool at first power input Comp is delayed for 6 min at the initial defrosting 6 12 Buzzer or Alarm INPUT Control Object F PCB buttons Door Switch Initial Power Input BUZZER CONTENTS REMARKS 1 Buzzer sounds if any button of F PCB is pushed 2 Buzzer sounds 3 times 3 minutes after initial power input 3 Buz...

Page 29: ...is closed 2 1 minute after button control Explanation After Delivery INPUT Control Object FRZ SET button REF SET button Power Cord Electrical components and LCD CONTENTS REMARKS 1 Start Push REF SET button for 3 seconds within 10 seconds just after power input 2 Control 1 Electrical components are OFF for 3 hours 2 Display operates in normal way Prevention of Compressor Restart INPUT Control Objec...

Page 30: ... R F A N O N c o n d ition 0 5sec O N O N O N 1 0sec 1 5sec F F A N C F A N O F F O F F O F F 3 F R fan delay by door open close for easy door Inspection checkup door opening 2 hours after initial start First R is ON 1 second later F is ON to protect DC fan against over current at initial start DOOR RFAN OPEN CLOSE 20 5sec 0 5sec forfirst2hrs 21sec 1sec forfirst2hrs ON OFF ON OFF FFAN 29 1Min 1Min...

Page 31: ...urn off automatically though door close is not sensed 3 R lights ON OFF by Home Bar door opening R lights turn ON for 1 minute after sensing HOME BAR switch open If the switch is pushed again within 1 minute the light turns on another 1 minute Demonstration Function INPUT Control Object LOCK button REF SET button SLEEP button COMP F FAN R FAN CONTENTS REMARKS 1 Start 1 Set LOCK ON first 2 Push SLE...

Page 32: ... ref cut J18 to down the standard resistance by 1 5deg 2K c R71 In case of weak ref cut J22 to down the standard resistance by 1 5deg 2K R26 Mid OFF point R26 R70 Mid OFF point 1 5 deg R26 R70 R71 Mid OFF point 3 0 deg Summary of Function CONTENTS REMARKS How to start function modes All the modes are started with LOCK ON except for explanation after delivery installation A S forced defrosting FRZ ...

Page 33: ...MICOM Circuit Power Circuit DC Output Power Voltage Point Oscilloscope Measurement Remarks DC output 15 7V 11 96V 32 ...

Page 34: ...e Point Oscilloscope Measurement Remarks SMP SIC PIN 1 2 Voltage between DRAIN and SOURCE below 650V OVP Overvoltage Protection Wave at power input Point Oscilloscope Measurement Remark SMPS IC PIN 3 4 Minimum standard voltage at OVP start 23 2V 33 ...

Page 35: ...Initial Power Wave of Switching Power IC Point Oscilloscope Measurement Remark SMPS IC PIN 3 4 34 ...

Page 36: ...an ON OFF 2 How it works Working Point Low ON Mid OFF High OFF Working Temp 11 0 C 20 0 C 26 0 C Resistance 14 74 k 22 33 k 30 92 k Sensing Voltage 3 50 V 3 00 V 2 14 V D sensor It senses return point of defrosting heater Working Point Return point of defrosting heater Working Temp 10 C Resistance 19 53 k Sensing Voltage 3 1 V 35 ...

Page 37: ...fan operate in normal way 1 Cut J18 on M PCB then temp is lowered 2 C than Mid OFF point 2 In addition to 1 action cut J22 on M PCB then the temp is lowered 1 C more Relay Function Circuit Diagram How it works ON Condition OFF Condition Control Control Method MICOM Port IC3 Output Pin MICOM Port IC03 Output Pin COMP RELAY 16 3 7V 14 0 7V 16 0V 14 12V F LAMP RELAY 15 3 7V 13 0 7V 15 0V 13 12V HB HT...

Page 38: ...V 5V 5V 5V 0V ON Condition OFF Condition MICOM PORT MICOM Port Control Object Control Method 39 40 41 IC Collector 39 40 41 IC Collector Low 10V operation 0V 5V 5V 10 38V 0V Mid 12V operation 5V 0V 5V 12 24V 0V R FAN High 14V operation 5V 5V 5V 14 42V 0V 0V 0V 0V ON Condition OFF Condition MICOM Port MICOM Port Control Object Control Method 37 38 IC Collector 37 38 IC Collector High 14V operation ...

Page 39: ...CODE WSBS1 3 4 DIAGRAM 4 1 WIRING DIAGRAM 38 ...

Page 40: ...4 2 CIRCUIT WIRING DIAGRAM Main PCB 39 ...

Page 41: ...Front PCB 40 ...

Page 42: ...4 3 AIR FLOW DIAGRAM 41 Freezer Compartment Refrigerator Compartment ...

Page 43: ...4 4 REFRIGRANT CYCLE DIAGRAM 42 Welding Points 5 7 points 35 5 points Flow of Refrigeration Cycle ...

Page 44: ... Replacing Freezer Parts 1 Exchanging F lights Remove screw cap with a small tip driver on the bottom of light cover Pull down the light cover smoothly to remove Replacing F lights Assembling order is the reverse of disassembling 43 ...

Page 45: ...bes maker Pull forward and lift up a little like Ice case Fruit case vegetable case and chilled case in Refrigerator are the same way At first remove the screw caps with a driver Unscrew three screws with a dirver Assembling order is the reverse of disassembling In order to assemble match front cover to the cabinet groove before screwing 44 ...

Page 46: ...ully and remove the shelves Remove screw cap on the bottom of light cover and unscrew two screws with a driver to separate the light cover Refer to 1 Exchanging F lights Seperate F lights housing Heater housing Eva front cover from the interior side terminals Remove screw caps on F louver A B with a driver and then unscrew three screws with a driver Hold both end and pull forward smoothly 45 ...

Page 47: ...e left down groove of panel frame and snap it out smoothly Remove housing from F PCB and screws on the board to change for a new one Assembling is the reverse order of disassembling Separate Moter Housing and remove three screws In order to disassemble F louver C separate hook with a driver and pull out smoothly Like F louver C remove F louver D Assembling order is the reverse of disassembling 46 ...

Page 48: ... is the reverse order of disassembling Like F lights remove two screw caps at the bottom of light cover with a driver Unscrew two screws with a driver Pull down R light cover a little to separate the hook and pull out forward smoothly Replacing the bulb Assembling is the reverse order of disassembling 47 ...

Page 49: ...light bulb Assembling is the reverse order of disassembling Remove two screw caps on the top of Wine holder with a driver Unscrew 2 screws with a dirver Hold end of wineholder and pull up smoothly after seperating completely fixed hook Assembling is the reverse order of disassembling Pull forward shelves and lift up a little to remove Freezer shelves are the same way 48 ...

Page 50: ...forward and lift up a little Hold both end and pull up to remove the pocket Lift up a little and then pull forward out Remove foods and shelves of R compartment Remove screws caps with a tiny tip screw driver and remove light cover screws with a screw driver Refer to 2 Top R Light Disassemble RAMP R A HOUSING SENSOR HOUSING and RAMP R B HOUSING 49 ...

Page 51: ...removing bottom R light cover unscrew with a driver Refer to 3 Refrigerator Bottom Light Hold top of the MULT DUCT COVER AS and pull forward to remove Remove FAN HOUSING on the right side Unscrew two screws on the FIXTURE MOTOR B Assembling is the reverse order of disassembling When assembling be careful not to disturb Fan 50 ...

Page 52: ...ree air ventilation Avoid direct sunlight Once the installation place is ready follow the installation instructions If surround temperature of refrigerator is low below 5C foods can be frozen or the refrigerator can work in abnormal way Check if the refrigerator can pass a doorway or enter a door first Find a suitable place to install 6 INSTALLATION GUIDE 51 ...

Page 53: ...ounterclockwise 3 4 times Just make it loose do not remove Disconnect the harness wires Loosen hinge screws for several turn Just make them loose do not remove 3Lift up the front of hinge to remove After the hinge is removed the door can fall down forward Be careful 4Lift the door straight up to remove Removing Freezer Door 6 2 If the refrigerator can not enter the door follow these steps 52 ...

Page 54: ...stener counterclockwise 3 4 times Just make it loose do not remove Disconnect harness wires Loosen hinge screws for several turn Just make them loose do not remove 3Lift up the front of hinge to remove After the hinge is removed the door can fall down forward Be careful 4Lift the door straight up to remove Removing Refrigerator Door 53 ...

Page 55: ...t the back of hinge to the groove of protrusion first then front to the top hole of door 3Turn the fastener clockwise several times Do not turn it to the end Adjust the level of door and fasten the top hinge with 2 left right screws Turn the hinge fastener tightly to the end Connect harness wirings and screw ground wire 4Click and screw the top hinge cover Replacing Freezer Door 54 ...

Page 56: ...t the back of hinge to the groove of protrusion first then front to the top hole of door 3Turn the fastener clockwise several times Do not turn it to the end Adjust the level of door and fasten the top hinge with 2 left right screws Turn the hinge fastener tightly to the end Connect harness wirings and screw ground wire Click and screw the top hinge cover Replacing Refrigerator Door 55 ...

Page 57: ...e floor beneath the refrigerator is uneven freezer and refrigerator doors look unbalanced 1 Insert a screw driver flat tip into a groove of the left wheel bottom of freezer and turn it clockwise until the door is balanced clockwise to raise freezer door counterclockwise to lower Unless the freezer door is balanced by step 1 then follow the next steps 2 Open the doors unscrew the front cover and re...

Page 58: ...to the left 1 Loosen the right screw 2 1 enough Do not remove the screw 2 Turn the left screw 2 2 clockwise then hinge and top of freezer door moves to the left 3 Once the gap is adjusted fasten the right screw 2 1 tightly Adjustment of freezer door Moving to the right 1 Loosen the left screw 2 1 enough Do not remove the screw 2 Turn the right screw 2 2 clockwise then hinge and top of freezer door...

Page 59: ...141 1 153 1 153 2 141 141 2 141 3 141 4 141 5 141 6 129 2 129 1 153 7 EXPLODED VIEW AND PARTS LIST 7 1 Total Exploded View FRS 2021 58 ...

Page 60: ...141 1 141 141 2 141 3 141 4 141 5 141 6 129 2 129 1 155 1 155 3 155 2 155 FRS 2041 59 ...

Page 61: ...x 22 SWCH22A YL 2 26 3011471010 COVER CAB BRKT PP 1 27 7142401611 SCREW TAPPING T2 TRS 4 x 16 MFZN 3 29 3010326700 BASE COMP AS SBHG T1 2 1 30 3016003300 SPECIAL BOLT T2 M6 5 x 20 4EA 4 31 3011344200 CORD POWER AS 250V 12A 1 32 7112401211 SCREW TAPPING T1 TRS 4 x 12 MFZN 1 33 7051401065 SCREW MACHINE PAN 4 x 10 SW BSNI 1 34 3956183D40 COMP MK183B L2U 1 35 3016002500 SPECIAL WASHER SK 5 T0 8 4 36 3...

Page 62: ... T2 TRS 4 x 16 MFZN 2 78 3011473200 COVER VEGETB CASE B GPPS 1 79 3011172100 CASE VEGETABLE B AS GPPS HIPS 1 80 3017827500 SHELF WINE AS ABS 1 81 3016002710 SPECIAL SCREW 4 x 12 2 82 3010903200 CAP SCREW PE 2 83 3018124000 SWITCH LAMP SP201R 7DR 1 84 3017100500 FLAP MULT DUCT PP 1 85 3013345000 INSU MULT DUCT AS F PS 1 86 3011472700 COVER MULT DUCT HIPS 1 87 3013408100 KNOB MULT DUCT ABS 1 88 3017...

Page 63: ...SSY F DR FRS 2021 1 129 1 3012314200 GASKET F DR AS PVC 1 129 2 3000003700 ASSY F DR URT 1 132 3011623800 DECO HNDL T ABS 1 133 3012628500 HANDLE AL 1 134 3011613900 DECO HNDL U ABS 1 135 3016031700 SPECIAL SCREW 2 136 3010326100 BASE DECO COVER T HIPS 1 137 3010326200 BASE DECO COVER U HIPS 1 138 7112401211 SCREW TAPPING T1 TRS 4 x 12 MFZN 8 139 3011472100 COVER HNDL DECO T ABS 1 140 3011472200 C...

Page 64: ... 7142401611 SCREW TAPPING T2 TRS 4 x 16 MFZN 3 29 3010326700 BASE COMP AS SBHG T1 2 1 30 3016003300 SPECIAL BOLT T2 M6 5 x 20 4EA 4 31 3011344200 CORD POWER AS 250V 12A 1 32 7112401211 SCREW TAPPING T1 TRS 4 x 12 MFZN 1 33 7051401065 SCREW MACHINE PAN 4 x 10 SW BSNI 1 34 3956183D40 COMP MK183B L2U 1 35 3016002500 SPECIAL WASHER SK 5 T0 8 4 36 3010101440 ABSORBER COMP AS 4 38 3817925100 RELAY START...

Page 65: ...E VEGETABLE B AS GPPS HIPS 1 80 3017827500 SHELF WINE AS ABS 1 81 3016002710 SPECIAL SCREW 4 x 12 2 82 3010903200 CAP SCREW PE 2 83 3018124000 SWITCH LAMP SP201R 7DR 1 84 3017100500 FLAP MULT DUCT PP 1 85 3013345000 INSU MULT DUCT AS F PS 1 86 3011472700 COVER MULT DUCT HIPS 1 87 3013408100 KNOB MULT DUCT ABS 1 88 3017905310 SOCKET R LAMP AS 250V 1A 1 89 3013600020 LAMP R B AC240V 15W 1 90 3015508...

Page 66: ...200 BASE DECO COVER U HIPS 1 138 7112401211 SCREW TAPPING T1 TRS 4 x 12 MFZN 8 139 3011472100 COVER HNDL DECO T ABS 1 140 3011472200 COVER HNDL DECO U ABS 1 141 3011747510 COVER F PCB AS FRS 2021 1 141 1 7111300811 SCREW TAPPING T1 PAN 3 x 8 MFZN 7 141 2 30143B4110 PCB F AS 1 141 3 3016302600 BUTTON CONTL B ABS 2 141 4 3016303100 BUTTON CONTL A ABS 4 141 5 3015507800 WINDOW F PCB ABS 1 141 6 30114...

Page 67: ...168 3015202100 STOPPER HOMEBAR DR PP 2 169 3016030900 SPECIAL SCREW B SUS M5 2 170 3014560300 PLATE HOMEBAR ARM R AS STS 304 1 171 3011791900 DOOR HOMEBAR URT AS 1 172 3010951500 CAP HOMEBAR ARM PLT L ABS 1 173 3014560200 PLATE HOMEBAR ARM L AS STS 304 1 66 ...

Page 68: ...Daewoo Electronics Corp 67 ...

Page 69: ...onnection of Wires of F lights 4 Refrigerator Compartment 4 1 Refrigeration failure Foods does not get cold soon or does not get cold at all 4 2 Disconnection of Wires of R lights 4 3 Dews in R compartment 4 4 Exceed Refrigeration of vegetable Case 5 Noise 5 1 Compressor Noise 5 2 Refrigerant Noise 5 3 Fan Noise 5 4 Pipe Touch Shaking Noise 6 Door 6 1 Door Alarm Continues after Doors are Closed 6 ...

Page 70: ...n M PCB is OK Wire connection of F PCB is OK Check power cord connection in machine room and to CN1 of M PCB Change F PCB AS Change Main PCB Change the fuse AC 250V 3 15A The fuse is on the M PCB Checkup and connect F PCB wires Y N N Y N Y Y N Y N Note Change of F PCB 1 Insert a flat tip driver into the left down groove of panel frame and snap it out smoothly 2 Remove housing from F PCB and screws...

Page 71: ... cover fastened with 3 screws Close F R doors and loosen 3 left and right blots not the middle one hinge bolts Do not remove the 3 the bolts Insert hex wrench into the hinge hole and turn clockwise or counterclockwise to lift or down doors After adjusting door height fasten the 3 hinge bolts back Open F R doors again and replace front cover Top of F R is unbalanced within 2 mm Top of F R is unbala...

Page 72: ...Make hinge screws loosen and adjust door vertical balance Refer to user s Guide for detail Turn the hinge fastener clockwise tightly Top and bottom gap of both doors are the same Top and bottom gap between F R doors are different Top left of F door or top right of R door is in or out 2 5mm from cabinet line Finish Y When top of door is sunken from cabinet more than 2 5mm Make hinge screws loosen a...

Page 73: ... eva Is OK Error Code F1 F Sensor disconnection short pull down C1 Abnormal Cycle Comp refrigerant leak F3 Abnormal defrosting return Check temp fuse and defrosting heater Change OLP PTC OLP PTC Is OK Change F C Motor F C Motor is OK Wiring connection is OK Change M PCB Check wiring connection Change the defrosting heater Check ice formation on eva And if refrigerant leak is found repair it N N Y ...

Page 74: ...rew caps on the louver with a flat tip driver 2 Remove 3 screws Hold both ends and pull forward slowly Remove the housing Hold the bottom nose of cover and pull forward out to remove 1 Remove 3 screws 2 Push the hook points with a flat tip driver and pull upward out to remove Follow the reverse order when assembling back Temp fuse housing Pipe heater 1st Glass heater housing 2nd Pipe heater housin...

Page 75: ...move the gap Heat appliances are too close to the refrigerator Watery or hot foods are stored in refrigerator compartment Louver heater is disconnected Make enough distance between heat appliances and refrigerator Wipe out dews on the louver surface and run the refrigerator again Change the louver assembly Y N Y Y Y Y N N N Failure Checkup Troubleshooting Door is open and closed too frequently Exp...

Page 76: ...ttom of light cover with a tiny tip screw driver Remove 2 screws of light cover Hold the bottom of light cover and pull forward to remove Change the light bulb AC240V 25W Follow the reverse order of disassembling after changing the light Insert a flat tip screw driver Into a gap of door switch to pull forward Disconnect the housing and change the switch for a new one Be careful when changing the s...

Page 77: ...s OK Wiring connection is OK Change the Main PCB Check the wirings Explain not to place foods close to R sensor or cold air spout Explain not to open doors unnecessarily or frequently N Y N Y Y Freezer compartment is OK Refer to Freezing does not work N Reassemble doors Gasket has any gap Door is hanged down to make gap between cabinet Repair to eliminate the gap of gasket Y N Y N R Sensor is OK n...

Page 78: ...ut the bottom hook of light cover with a flat tip screw driver Hold down the light cover to pull out Change the light bulb AC240V 15W follow the reverse order after changing the light Remove screw caps bottom of light cover with a small tip screw driver Remove screws of light cover Hold the bottom of cover and pull forward to remove Change the light bulbs AC240V 25W Follow the reverse order of dis...

Page 79: ...down Repair to eliminate the gap Heat appliances are used near the refrigerator Watery or hot foods are stored in the R compartment R fan works OK Make enough distance between the appliances and refrigerator Advise to cool down foods wrap or cover foods with much water before storing in the compartment Repair and change R motor Y N Y Y Y N N N N Failure Checkup Troubleshooting Door is open too lon...

Page 80: ...ive Refrigeration of Vegetable Case R sensor is OK Set the direction of handle right to the vegetable case R check valve works OK Is there any R sensor error mode Repair and or Change the R check valve Change the R sensor Y N N Y Check the R sensor connection Check the connector to Main PCB N Y Failure Checkup Troubleshooting Refer to Repair Change of Check Valve Vegetable Case Chilled Case Page 1...

Page 81: ... tip screw driver Remove light cover screws with a screw driver Hold the bottom of cover to pull down Disconnect light housing Hold the bottom and right of damper to pull down to remove Lift up a piece of Check Valve Flap and insert a finger to the valve frame to hold out Page 14 1 8 2 7 6 5 3 4 Remove screws with a screw driver ...

Page 82: ...ormed N Change the cushion rubbers Y Vibration or frequency of comp itself is big N Attach a rubber gum on the comp head to reduce vibration and high frequency noise Y N Change the compressor Remarks Compressor run sound is somewhat normal because it works like a heart to circulate the refrigerant in the pipes during the refrigerator operation Rattling or metallic touch sound of motor piston of co...

Page 83: ...of hiss or sizzling sound when comp starts Start Attach an absorber gum on the capillary tube N Y Apply a gum on the accumulator Y Refrigerant sound of hiss or sizzling when comp stops N Apply a gum on the accumulator Y Any shaking sound from F compartment when comp works N Fasten the evaporator in F compartment tightly against touching liner surfaces N Y Explain refrigerator work mechanism and so...

Page 84: ...the tube including 2 welding points 1 2 3 2 Sizzling Sound from Accumulator Attach a gum on point 3 accumulator 3 Shaking or trembling Sound of Evaporator 1 Check whether evaporator is fastened tight with the fasteners of 1 2 2 Insert a soft spacer EPS between left and right wall to evaporator not to be shaken or trembled during refrigerator operation 1 2 Failure Checkup Troubleshooting Page 17 ...

Page 85: ...d or transformed Fan is touching the surround Start Change the fan N Y Set it right not to touch Y Fan motor assembly is moving or shaking N Set it right not to move Y Motor has its own noise or vibration when working N Change the motor assembly N Y Explain to the customers how fan is working to circulate cold air in the compartments Remarks Failure Checkup Troubleshooting Page 18 ...

Page 86: ...can make 2 Check if fan motor and fan are hanged down Fan working sound can be louder if they are not set right 2 Any Touch Sound from Fan 1 Check if sealing sponge on the insulator touches the fan If so set it again not to touch it 2 If any scratch or damage on the insulator around the fan rotation is found set the fan motor assembly right not to touch it Failure Checkup Troubleshooting Page 19 ...

Page 87: ...absorber rubbers on the pipes to reduce the shaking Y Compressor itself is shaking much N Attach a gum on the comp head N Y Explanation to the users Remarks Refrigerant is erupting rapidly from the compressor to circulate pipes so pipe shaking noise can make to some degree In case compressor vibration is sent to a pipe directly apply vibration absorber rubbers to welding points of the pipe and com...

Page 88: ...nsertion to Main PCB is OK Y Repair the defective connection N Door switch itself is OK Y Change the switch N Y Check it up 6 1 Door Opening Alarm Continues though the door is closed Failure Checkup Troubleshooting Check 5 6 of CN4 and 4 6 of CN5 Open 5V Close 0V Door switch is pushed well Y Attach a thin pad on the door liner or change the door assembly Check if interior light is ON N Page 21 ...

Page 89: ...ive switch N Connector insertion of Main PCB is OK Y Check and repair any disconnection or defective connection N Door switch itself is OK Y Change the door switch Y N Check it up 6 2 F PCB continues ON though doors are closed Background Light of F PCB is ON continuously Check 5 6 of CN4 and 4 6 of CN5 Open 5V Close 0V Failure Checkup Troubleshooting Page 22 ...

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Daewoo FRS-2021, Service Manual

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