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REFRIGERATOR SERVICE MANUAL

1. 55 EXPLATION FOR MICOM CIRCUIT lt GW P L227 Bar LED gt me Sg 7 LE SEES Oo Myv 0 218 o o Sif LAY CERE oRH 4329115 OP En c 5 0 017 gt 607 0000000000040 I ow at me S AE sia PT Y vS 9VA0SZ 23613 em did 91
2. HIBAR PART H BAR HEATER DOOR S W CAPACITOR PART PLUG PTC ASSEMBLY PART HIBAR PART H BAR HEATER DOOR S W CAPACITOR PART PLUG TYPE ASSEMBLY PART COMPRESSOR COMPRESSOR EARTH PART MIRACLE ZONE ON CIRCUIT DIAGRAMS ARE SUBJECT TO CHANGE IN EARTH PART PILOT VALVE S W PART MIRACLE ZONE WATER TANK SENSOR ON CIRCUIT DIAGRAMS DIFFERENT LOCALITES AND ACCORDANCE WITH MODEL TYPE FUSE PART APPLICATIONDPTIONAU SUBJECT TO CHANGE IN DIFFERENT LOCALITES AND ACCORDANCE WITH MODEL TYPE NEUTRAL NEUTRAL PWB ASSEMBLY MAIN FUSE PWBASSEMBLYMAIN 100 127V 220 240V NO FUSE 250VAC 15 81 i ER PAs ES SWITCH GNIYL GN F FAN PK BO F FAN BL 12 MOTOR BLDC MOTOR BLDC HEATER PIPE YL 10 BL N SEAN 351 9 MOTOR BLDC MOTOR BLDC MX ia 809 7
3. HLH 330 0994 173 HLH dy8 H dwy dhoo N N 79001180 81 4092 O ZLELACILES 7 did 09 p x Og S o e N 1 O 0 E ch 5 als ON S J N R x 1 W02 z OO oH oo EST i 5 m 77001280 YS AOSZ S SAY O O 23603 m e HL illo o ol Jo n 9 UN N a 8 10 Z 5 5 e e amp 8 8432116 8 Os 5 9 9 9139 0 ozr n 91 5 0 z oz si T s 00 8 8 Ez oo oe so 008 2 5 189 e Oar 70 19 0 55 e zzy SE 07 57 os ss 5 5 3 e 023 2 e CO 5 amp 5 O 90 0 WW 0 8 8 5
4. P NO DESCRIPTION SPEC MAKER REMARK 6970JB820A VIKING PJT BEST BASIC VER I DOOSAN 21 6 68 0 88208 PMBIPCHI VIKING PJT BEST BASIC WROOM VER I DOOSAN 21 6 2 670520074 MPS COIL T DL PJT 2 997201 SAM IL SVC TRANS 2 670820202 TRANSFORMER SMPSI COIL 1 GR B2I7 257 A1G BLDC 100 127 SAM IL TRANS 3 6690001111 CONNECTOR CIRC WAFER YW396 YEONHO IIP 3 90M YW396 IIAV IIP 2 4 6 8 101 YEON HO coe 4 6630VM02707__ CONNECTOR_ICIRC WAFER YW396 YEONHO 7 3 98 7 2 4 6 YEON HO CON3 5 6630J88007E CONNECTOR CIRCI WAFER 917784 1 AP 2 5M STRAIGHT SN AP CON4 6 6630 88007L___ CONNECTOR_ICIRC WAFER 917790 1 AP 12 2 5 STRAIGHT SN AP CONS 7 66 CONNECTOR CIRC WAFER 917791 1 2 5 STRAIGHT SN AP 06 8 0IZZJB2058T C DRAWING ST VIKING PJT BEST GPOR TOSHIBA Cl 8 0IZZJB2058U C DRAWING ST VIKING PJT BEST IBCMDEFN TOSHIBA 9 OIPMGSKOOIA C POWER MANAGEMENT STR G635IL SANKEN
5. PAO Ft WAKER 8 62 RESISTORMETAL GLAZEDICHP MOM 1 8 W 5 2012 R TP ROHI RO amp RESISTOR METAL GLAZEDICHPI 4 K OM 1 8 W 57 2012 ROHI 8 68 RESISTOR METAL GLAZEDICHPI V8 W 57 2012 ROHI Ri4 19 33 4051 9 RESISTOR METAL GLAZEDICHIP A OM BW 5h 202 ROHI R3 RESISTOR FIXED CARBON FILM T2 SMART CHOHYANG RIl 20 21 24 26 31 3 38 44 66 ORDIO026609 RESISTOR FIXED CARBON FILM OK 1 4 W SA TAD SMART CHOHYANG RI2 49 50 67 695485000IA JUP WIE 5218 TP TAPING SN DAE A LEAD 67 4 00 80 RESISTOR FIXED CARBON FILM K OHM 1 4 TD SMART CHOHYANG RIJ 8 040806609 IRESISTOR FIXED CARBON FILM OK W 5 TA SMART CHOHYANG 68 5218 TAPING SN DAE A LEAD RIZ 8 0RDI2016609 RESISTOR FIXED CARBON FILM W 5 SMART CHOHYANG RIZ B ORD240IG609 RESISTOR FIXED CARBON FILM 2 4K OHA 1 4 W 57 TI SMART CHOHYANG RIZ 8 ORDIA26000 RESISTOR FINED CARBON FILM OHM 1 4 W 57 SMART CHOHYANG ROV ORDIU26000 RESISTOR FIXED CAR
6. EB 1 2 Y 5 007 1457 ALDIIZ LUAPANI 250 IZVOC ND VENTING MATSUSHITA IGEN IA JAPAN 2S0VAC_1 5A 1200 GENB IA ETJAPAN 250 SA 1247 VENTING OMRON RELAY IA ETCHINA 250 IZWDL ND VENTING FON IRYI4UDISP LAP F LAIPI VENTING TYCO ALDUIZ MATSUSHITA 250 12 7 IA ND VENTING MATSUSHITA GEN IA OMRON 250 T2VOC OMRON m IALZUZHI2 Z50VAC 16 IZVOC IC ND VENTING Ims RELAY 07 55 21 ACZ40V 2 16A TYO TYCO FELAY 5558 14 OMRON 250 IZVDC IC NO VENTINS 2 FELAY IGENE IA EICHINAT 250 124 ND VENTING OMRON FELAY ALDIIZ JAPAN 250 i2VDC NO VENTING MATSUSHITA E RELAY GEN IALJAPAN 250 1 5 120 JA OMRON zir UAPp FAY VENTING OMRON EPO FELAY FIZEEMEICHINAT 250 124 VENTING Ta RELAY 12 MATSUSHITA Toc A T EOE FELAY 6558 14 OMRON 250 IVDC NO VENTING ORON 622 CERAMIC CSTLSAMDOGG3 AO MURATA 4 0040 0 5
7. PAD DESCRIPTION SPEC MAKER REMARK 6870JB8190A ED BASIC KS VER I 00 SAN T 1 6 2 GI70 B2012A TRANSFORMER SMPS COIL 1 DL PJT 2 g9MH 20W SAM IL TRANS 2 610 820 TRANSFORMER COIL 1 217 257 61 BLOC 110 127 SAM IL TRANS 3 663002707 CONNECTOR WAFER YW396 YEONHO 7P 3 96M 7P 2 4 61 YEON HO 0 4 66300402609 CONNECTOR CIRC WAFER YW396 YENDO 3 95 9P 2 4 6 8 YEON CONI 5 6630 88007K CONNECTOR WAFER 917789 2 5W STRAIGHT SN AP CONG 6 6630 88007L CONNECTOR CIRC WAFER 917790 1 12 2 5 STRAIGHT SN AP CM 7 6630 8000 CONNECTOR WAFER 917791 3P 2 5M STRAIGHT SN AP CONS 8 0I77 B20605 C DRAWING TMPB7PMBAIN 64 ST 05LED NDD PJT BASIC O5MD K S TOSHIBA 8 0127 2058 C DRAMING TMPB7PMBAIN 64 SDIP ST OSLED NODIBASIC VIKINGIDLX GPOR TOSHIBA Cl 8 0l77JB2058Y C DRAMING TMPB7PMBAIN 64 ST 05LED NDD BASICI VIKING DLX IBCMDEFN TOSHIBA Cl 9 OIPMGSKOOIA C POWER MANAGEMENT STR G635IL SANKEN SPIN 10220 ST SMPS CHIP SANKEN 2 OIPMGNEOOIA C PONER MANAGEMENT PS256I 1 NEC 4P DIP BK TLP762F NEC 3 OIKE43I000A
8. NV4 4 NY3 9 5 03 5 0 YNS 4 SZf 0 e9o JW BY 139 ea LOSE Er Les 58 EXPLATION FOR MICOM CIRCUIT 3 2 Parts List lt GW P L227 88 LED gt CONNECTOR CIRC WAFER IC ORAWING pmo DESCRIPTION MAKER EAXGZ4 78001 Parar INGHAM PJT EEST OLX EB VER T 000 HYUPT EAX324 78002 PRB POST INGHAM PJT BEST OLX VER T DOO SANISHIN_ HYUPT EPEAL TRANSFORMER COIL T O P DELUXE NAESU SAM iL 61702010 TRANSFORMER SMPSI COIL 1 ICD2 CH PJT DELUXE 00 7 E530V30ZIIA CONNECTOR CIRC AFER 1743330 1 250 P HER HES PITCHI EE30VMIZE0S CONNECTOR CIRI WAFER M SP 3 9844 19 2 4 6 8 YEOND YEON HD 6630WO4007 CONNECTOR CIRC WAFER 07 2 4 61 FED YEON HD CONNECTOR CIRC WAFER wage YEONHD 7 3 96M_ 7P 2 4 6 YEON HD SEWON CONNECTOR CIRCI WAFER mae6 YEON D 3
9. lt GW P L227 88 LED gt J rg 1C6 Kor E 1 p m T IC7 I 1 bd AUS qu Li oj 1 1 1 1 1 1 1 ec ee oe DG SM 58 F te Rha f 5 Z 1 3 ive PET 09 3 WATER CD Q 1 Bra RR Ga PILOT C CRI 2 ax 5 lt SOLENO T VANE CON4 7 FMI ca AR gt L SOLENOID 0 20 1 DISPENSER N ex 6 15 506 5 18 14 p Ur i 1 lt 7 5 a J RIO PRC eer 4 RII ats 7 PIO SKW ki 1 100 a Kh WI 007 5 Al lt GW P L227 Bar LED gt Ri34a 480 20 CON3 AUGER MOTOR 7 76 AINI6 5 e 7 sg 1 ae L 1 A 1 5 db WEE MN 9 C lt 4 3 WATER Pol ipwe r1 lt L PILOT CRI J 4 779 CON4 5 SOLENOID ae DISPENSER os aes 5 4 E RYI2 1 F LAMP 1 6558 14 ALEISBI2 1 1 1 H BAR HEATER 6 bim i 1 1 1 1 1 1 CE war R600a 58 zie RIO PRC 1 4 25
10. Frost Removal AC Convertin Homebar Type of Load COMP Heater Relay 9 R room LAMP Heater Measuring part 6 No 16 11 12 15 14 Within 1 V tatus OFF 12V GW B C227 Bar LED gt CONI RUNNING CAPACITOR 3 1 12 ces KIDESOO3AF eR 2 7 o 05 P T C ASSEMBLY R DOOR S W 9 99 R LANP ALEISBIZI VOI T H BAR gt DOOR SA x Weg Me tr H BAR HEATER 6558 14 3 o M d 2 CON2 oH 1 1 1 1 1 1 1 1 H gla F LAMP 1 1 Xue i ALEISBI2 5 1 1 I 1 4 i F DOOR 124 5 4 SWITCH MIC N F DOOR Pod 1 1 1 SWITCH i M COM Algo 1 bud R600a 429 29 89 29 ot 5 3 2 5 Ce ans we ws 3 ilo rod AINI3 RY4 ALEISBI2 to ol o DEF HEATER ji IN4004 ox 6 5 PM n RY6 6588 4 5 14 Pos 32 EXPLATION FOR MICOM CIRCUIT 2 Dispenser operation circuit
11. am 10 we CONIOI 2 9 2 4 7 0 8 pul 5 6 9 7 4 ME 6 5 alte pe 2 7 M j 5 L101 102 103 104 L105 106 107 108 19 10 m MESS GER TES gp 6 4 E 2 De 5 iy a ip 3 Jed ouo 380 28 L143 144 L133 134 aN 4 me ra 2 4 Dota 4 2 cA n 002 MK 003 x 004 ir 2 5 E post Lg VPP Pome PWB ASSEMBLY DISPLAY rhe h REF TEMP FREEZER d 4 REFRIGERATOR EXPRESS FRZ CHILD LOCK EXPRESS FRZ f s CHILD LOCK SSECS 53 EXPLATION FOR MICOM CIRCUIT 2 Compensation circuit for weak cold over cold at freezing room lt GW P L B C227 88 LED gt m i JCR2 om qu OHI THY OPTION OK im JCR4 i 777 P70 IC lt GW P L B C227 Bar LED gt Rises 1 X 9 OK JcR2 R20 OK 821 OK Pm ICI MICOM 1 f R22 JCR3 OK 1 1 R23 OK JCR4 Temperature compensation CUT JCR1 1 2 lt JCR2 1 C JCR3 1 2 JCR4 1 C
12. lt GW P L227 88 LED gt CONS 4 HEATER SHEET 2 DUCT DOCR D R28 47 7K SW 3H4 27 46 CCIO m T 143 5 P42 43 a R29 ea I KY 512 201 5 6 0 5N N lt P43 44 4 7 6HI 29 FREEZER O REFRIGERATOR EXPRESS FRZ LIGHT FILTER DISPENSER CHILD LOCK ssecs lt GW P L227 Bar LED gt CONS amp 16 ees n DUCT DOOR m cle CONIOI 4H pol 3 gt 3 9 pit 4 17 pul 5 D 16 7 1 M 6 5 me iHe MICOM es 1 5 Asay p 17 0 li zJ 1 12 ep hf fe 78 002 003 xx 00 ae gy 006 tg C 2 5 pa ie tee 6 2 Fx PWB ASSEMBLY DISPLAY 4 1 7 FREEZER 4 4 REFRIGERATOR LIGHT FILTER EXPRESS FRZ 5 DISPENSER CHILD LOCK 3SECS EXPLATION FOR MICOM CIRCUIT lt GW B C227 88 LED gt CON4 H4 al th ai PWB PCB ASSEMBLY ICI pole x m 3H DISPLAY IK sis 44 ex 4 FREEZER Q REFRIGERATOR EXPRESS FRZ CHILD LOCK EXPRESS FRZ Q CHILD LOCK GW B C227 Bar LED gt
13. Compensation Compensation for weak cold for over cold Temperature compensation value Remarks JCR3 JCR4 JCR1 JCR2 6 6 0 C In shipment from factory CUT 66 6 56 1 C 6 CUT 5 5 1 C 6 0 CUT 5 1 C 5 5 CUT 1 C CUT CUT 6 6 0 2 5 CUT CUT 2 CUT 6 0 CUT 6 o 0 CUT 5 8 05 CUT 0 5 CUT CUT 5 0 CUT CUT 0 CUT CUT CUT 56 1 CUT CUT CUT 1 C CUT CUT CUT CUT 0 gt The above option circuit is a circuit to compensate for temperature at the cold storage room by simply cutting in service EXPLATION FOR MICOM CIRCUIT 3 PWB Parts Drawings and List 3 1 PWB Assembly Main Parts Drawings lt GW P L227 88 LED gt 80104 Wi wA 400 0f gt 19 8N09 5 N02 o 12 fe 5 2 E 5 5 2 5 1 A 3 2 lo LA am
14. HBAR PART H BAR HEATER DOOR S W CAPACITOR PART PLUG TYPE COMPRESSOR EARTH PART PART H BAR HEATER DOOR S W CAPACITOR PART PLUG TYPE COMPRESSOR EARTH PART MIRACLE ZONE ON CIRCUIT DIAGRAMS ARE SUBJECT TO CHANGE IN DIFFERENT LOCALITES AND PILOT VALVE S W PART MIRACLE ZONE WATER TANK SENSOR ON CIRCUIT DIAGRAMS ARE SUBJECT TO ACCORDANCE WITH MODEL TYPE CHANGE IN DIFFERENT LOCALITES AND ACCORDANCE WITH MODEL TYPE FUSE PART APPLICATION OPTIONAL N NEUTRAL NEUTRAL BO PCB ASSEMBLY MAIN FUSE PCB ASSEMBLY MAIN 100 127 220 240V FUSE PART H BAR DOOR BEAR NO FUSE 250VAC 15A SWITCH 1 EXE PK BO aT ae wt GN YL GN HEATER PIPE F FAN F FAN BL N MOTOR BLDC MOTOR BLDC CON2 gy SIN PART d C FAN 9 GY i MOTOR BLDC 8 E HEATER F DOOROPEN 0 BL N F DOOR OPEN 7 BK DISP HEATER SA PLATE DISP PERCEPTION PERCEPTION g DEFROST SENSOR 4 RD DEFROST SENSOR Q 2 aun boEFRENER FUSEMELTING F SENSOR F SENSOR H 2 BLH RD cons EUM BL N DEF HEATER FUSE MELTING ICE MAKER MOTOR Ly RD 10 SOIENGD 1 BO 72 C Tm a 3 mn DISPENSER BLIN H BAR DOOR cer QD i am 7 RD I SWITCH 129 di SWITCH SMW MAKER 4 HH Jen o oo RD PART STOP sy Bol3 HEATERCORD
15. soinseoy 2 92 TROUBLE DIAGNOSIS pnoJus 1979944 uonoj edid uonons pue sedid e onea 6 punos sued eui ejquiesseed 8 Sseinjonujs ui sde6 ees pue sued eoueJe9 o e y jo uinou Jo y ul eq 1sn py 9 JO OUJ Ue pue eoejdey eoueJepeojur edid p edid ay ui esiou seonpoi puey 2 pobe pue 5 Adu Yeas pue 1 qqn 2 jejuozuou UIeluIeIN dup pue Jesuepuoo 6uluelsej 9U YOOUD dup Y29949 zv JOje1eDuje1 y Ul se 4uUeulJeduoo ui punos ugy suonipuoo 6ul6e pue uoniesur Jeqqni 1010 YOOUD P S J0 OUJ 49949 seinjonJjs OY YOSYD 26 Uldep uoluesul ue yOOYD Jezesj ui punos uoneJedo ugy punos jo eui M S JO sedid uono ez sedid ul suonipuoo Jaqqns 49949 z z eoueJepojul pue JosseJduio
16. CONDITIONS Bell sounds when button on Beep sounds when warning OFF MEASURING dosplay is pressed door opening POINTS 0 055 0 25 015 04s 05s 055 lt gt lt gt lt gt lt gt lt No 48 Pin PY ope 5V 0V i OV 5V 5V IC1 No 51 Pin 0 V ov 2 63 kz DING 12 21 kz DONG 0 263lzBEEP OFF y 2 lt Measuring part les ee No 47 46 Pin Door of Freezing Cold Storage Room Closing 5 4 8 SW at both ends are at Off status Opening 5 O D D S W at both ends are at On status Since door switch sensing switch A B are a separate switch even if the door switch of the freezing room normally operates they may fail to sense door opening in the failure of switch at both ends of A and B or in failure of the L wire Lamp does at the cold storage room not turn on if the door switch of the cold storage room fails to sense the door open switch c d or the home bar switch 36 EXPLATION FOR MICOM CIRCUIT 1 5 Temperature sensing circuit lt GW P L227 88 LED gt P67 AIN7 RT SENSOR WT SENSOR Co F SENSOR XE AINSI CO Tos D SENSOR QO Q F lt AIN2 Em VO RI SENSOR 223 P
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18. L227 Non Home bar Freezer Compartment Refrigerator Compartment Icemaker Shelf or Drawer Lamp Shelf or Drawer Door rack Drawer 2 or 3 Door rack Lower cover Milk product corner Lamp Shelf Wine holder Plastic or wire Door Rack Shel Can Server Optional Snack drawer Optional Shelf Folding or Normal Refreshment center Optional Egg Box Vegetable Drawer 1 or 2 Humidity switch iracle Zone Optional Fresh compartment Optional Door Rack Conversion switch Meats Vegetables Optional PARTS IDENTIFICATION 3 Ref No GW C227 B227 Frame Display Home Bar Cover PWB B227 Non Home bar Freezer Refrigerator Compartment Compartment Milk product corner Lamp Door rack Shelf Wine holder Plastic or wire Shelf or Drawer Lamp Door rack 1piece or 2piece Shel 1
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21. Shelf or Drawer i Door rack Snack drawer Optional Shelf Folding or Normal Refreshment center Optional kn Egg Box Door rack 1piece or 2piece Vegetable Drawer 1 or 2 Door Rack Drawer 2 or 3 Humidity switch Miracle Zone Optional Fresh compartment Door rack Optional Lower cover Conversion switch Meats Vegetables Optional HOW TO INSTALL REFRIGERATOR 1 How to Adjust Door Height of Refrigerator Make the refrigerator level first If the refrigerator is not installed on the flat floor the height of freezer and refrigerator door may not be the same 1 If the height of freezer door is lower than that of 2 If the height of freezer door is higher than that of refrigerator compartment refrigerator compartment Height difference Height difference Left height adjustment screw Height difference NA Height difference Right height adjustment screw Insert a driver into the groove of adjusting screw Insert a d
22. MURATA 35 60288008 INRI4D621_ lt 2 4 40 3614720 5 140 330 10 UL CSA VE KINK SANA VAL 4 OORIO700BAA DIOE RECTIFIERS FRIO TP DELTA 0041 1000V IA 3 DELTA D 2 Iz 3 14 42 ODRSADDOSOA DIODE RECTIFIERS 3 SANKEN NON 350V 3 54 GOA SONGE 0 MA SANKEN 03 43 DIODE RECTIFIERS PL3 SANKEN NON 3 5 GOA SONSEC 0 MA SANKEN 04 4 _ DIOE RECTIFIERS OBAO EK SHINDENGEN 6007 EDI 00040040504 DIODE RECTIFIERS 144004 PYUNS CHANG 25 0041 4007 755 SA DELTA PYUNGCHANG 5 9 26 0004007094A DIODE RECTIFIERS 4007 MOTOROLA 0041 600V 5 6 736 DELTA PYUNGCHANG 00 DIODE SWITCHING 44148 ROM 2 0035 100 45 2 SUA ROEM PYUNCHANG 8 0CE476ZVEED CAPACITOR FIXED ELECTROLYTIC 450 207 SNAP IN SAMHNA SAMIYCUNS RLEYCONT Eaa 49 CAPACITOR FIXED ELECTROLYTIC HE 400V 20 BULK SNAP IN IKTADCAHNT SAMYOLNG ALEYOON E ICAPACITOR FIXED ELECTROLYTIC ZAF KMS SOV 20 5 IRS YXA SMI SMOUNS SANA RLEYCONT 2 5 5 OCEIOEYHBIO CAPACITOR FIXED ELECTROLYTIC RX 25 207 FL UL YXG LUT SMA SAMYOLNG FLEYOON Pxm 52 0CE108Y 618 CAPACITOR FIXED ELECTROLYTIC Z0 FL
23. mra p mes pr eg ea 1 Cy 0 4 0 o He o ofo TWNOTLd0 56 EXPLATION FOR MICOM CIRCUIT 88 LED gt lt GW B C227
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25. FAILURE CODE INDICATION PART FITER STATUS 7 HOLD xus E FAILURE CODE INDICATION PART FRZ TEMP REF TEMP FITER STATUS HOLD LA x ham MONTH O PROPER OPERATION FAILURE CODE PRODUCT OPERATION STATUS IN FAILURE INDICATION PART NO FREEZER ROOM NOTCH REFRIGERATOR ROOM NOTCH CONTENTS OF FAILURE FREEZING BLDC CooUNGBLDC DEFROST STEPPING MOTOR TEMPERATURE DISPLAY TEMPERATURE DISPLAY MOTOR MOTOR HEATER DAMPTER ABNORMAL FREEZER SENSOR ON FOR 15 MINUTES 1 FREEZER SENSOR Er FS SHORT CIRCUIT OFF FOR 15 MINUTES STANDARD RPM ABNORMAL REFRIGERATOR 2 UPPER PART imis Er rS REFRIGERATOR SENSOR FULL OPENING FOR 10 MINUTES REFRIGERATOR SHORT CIRCUIT FULL CLOSING FOR 15 MINUTES COMPARTMENT ABNORMAL REFRIGERATOR SENSOR2 R2 REFRIGERATOR SENSOR2 3 LOWER PART IN THE NORMAL DISPLAY NOTE2 SENSO STANDARD RPM REFRIGERATOR COMPARTMENT ABNORMAL 4 DEFROST SENSOR Er ds ABNORMAL SHORT CIRCUIT STANDARD RPM NO DEFROST DEFROST HEATER TEMPERATURE FUSE SHORT 8 5 FAILED DEFROSTING CIRCUITUNPLUGGED STANDARD RPM Er dH CONNECTOR INDICATED 4HOUR LATER AFTER TROUBLE MOTOR DEFECT HOOKED OF LEAD 6 one Er FF WIRE TO FAN CONTACT OF OFF O O STRUCTURES WITH FAN SHORT OR OPEN OF LEAD WIR
26. 2 HIBAR Sa gi ICE MAKER SENSOR HBAR MIRACLE ZONE MIRACLE ZONE de an 6 n EN 1 c RE d DISPENSER MIRACLE ZONE T MIRACLEZONE CONS PARTS Paavo j DISPLAY ove MIRACLE ZONE ami WHIN Ea BLIN 5 MR CONTE SENSOR WH 12 Zio 5 9 o H Boe Bel 7 POLS 1 PET 9 F DOOR MIRACLE ZONE MIRACLE ZONE 5 SWITCH SWITCH STEPPING MOTOR STEPPING MOTOR amp Ista _ 0 gt 7 HEATER SHEET 1 cons RD BLIN HEATER SHEET HEATER CORD 1111 4 MIRACLE ZONE DAMPER HRACIE ZONE DAMPERS vj Ge aia ae 4 AME AUGER MOTOR wh iic L E 1 STEPPING WHIN ao SOLENOID STEPPING 4 EE m 1 VALVE MOTOR 5 R2 SENSOR 6 _RLAMP RI SENSOR R2 SENSOR fg T i 6 CAPACITOR PART ROBAR DOOR Hwe 5180 8000 E REAME FRUNNING 1 BLIN R1 SENSOR ate Sl B caPacrOn OPEN PERCEPTION ai HBAR DOOR D O 44 80 4 HELIN ry Cota ER OPEN PERCEPTION DD OLP STARTING HEATER SHEET DISPENSER LIGHT DAMPER fates eS H cons BL N PCB 2 BUNR T3 PCB ASSEMBLY 1 WHR 12 DISPLAY COMPRESSOR PTCASSEMBLY ASSEMBLY _____ OPTIONAL GY
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28. REFRIGERATOR CAUTION PLEASE READ CAREFULLY THE SAFETY PRECAUTIONS OF THIS BOOK BEFORE CHECKING OR OPERATING THE REFRIGERATOR Ref No Ref No Ref No Ref No GW P227 GW L227 GW C227 GW B227 CONTENTS WARNINGS AND PRECAUTIONS FOR SAFETY 3 SPECIFICATIONS wisscssssitd esiNai 4 PARTS IDENTIFICATION m 5 HOW TO INSTALL THE REFRIGERATOR i sata ains asa asas assa snas sn assa snas ss asm assa asa 8 HOW TO ADJUST DOOR HEIGHT OF THE 8 HOW TO INSTALL WATER PIPE oss cc eee e e ce EN i t e ud 9 HOW TO CONTROL THE AMOUNT OF WATER SUPPLIED TO THE ICEMAKER 2 13 MICOM FUNCTION iiia hari doi rna d i HA nuuc X Tx CA d REA DAR XR RO Ra a C a AC PR TORRE Ld RS A 15 EXPLATION FOR CIRCUIT asma sss asma sanas saam ass ass sana 26 EXPLANATION FOR PWB CIBGUIT cedet e dee niin 26 COMPENSATION CIRCUIT FOR WEAK COLD OVER COLD AT FREEZING ROOM pp 54 PWB PARTS DRAWI
29. eAlosjed Josues eAnoejeq A lquiessy 043009 JO Jeduep 5 1 0 SI JeleeH Jadwep oy yoouD sedwep 89 0 KjjensiA oy Ov ul S euejeui uoneuejdxe ul 9 ul ol Jo eoejdeu syed ul OV J9Jeu oy A quessy 041009 JO 9pln6 Jeduep syed ul Jodwep Oy ol 19joH Jeduep oy yoauD elsel 1no no peaj pue ejJnleleduuel peel YAMS pue peaj 12euuooeH pue OY Y09949 Jeduep oy oy peg 5 soJnseo y 49 99 TROUBLE DIAGNOSIS seinjonujs eoe dai 10 isnipy uuguoo pue ejdsip swe 5 EINANS ol enp pesseJdep si 8JIM
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33. Ane sued xeu uo pesseJd peloooleAo S 1 YOOUD j0sues Aynej NOOIN AIned y 6ulloooleAO 10uueo euop pinoys pue jquiesse 100 J pue eui 129 109 suonipuoo Ajquiesse 100p Y29849 suonipuoo Iquesse jeyseb Aney 10 100p AjneJ 2 pue 2 sedid pue suod eyelul je yoouy BPunsoJjep peg edid 4oeuo uod eui p310 1s0Jjep 49949 edid jooo pue ejjeq 56010 pue paaois S 001 edig BPunsoJjep S 29Jop sey jo eoeyns uo 12940 poo6 si Bull Ayney Aq pesneo s ooe doJ pue Jadwep eui 49949 Jueuleduoo
34. Kejdsip pue JOjoeuuoo uonoeuuoo uonoeuuoo Yo Sd31 4ewod joeuuooeH JO O UUOD uo yosuo 5 peg uonoeuuoo peg Ke dsip peg SxX1euloH soJnseo y S429u25 wo dwAs Suaelqo4d WODIIN 6 2 97 TROUBLE DIAGNOSIS sisouDeip suonounj ol J9JjeH sisouDeip ui 15 ol JOJOY soJjep 1010 MO S ewou JOJOW eAloejled Jeq 991 j UIEN JO JOlOW eAloejed pue U91IMS 1591 ul 1 2 YOUMS ue pue enlq amod 7 Joop eoejdeu ueewjeq uoiMs JOOP Jelsel 2 100 SI peaj 10euuooeH YOOUD Ue 497994 Josues Buisnou Josuas JOSUAS JO 40109 y uiuo 05098 49410 10 pelnllsqns SI JOSUOS 1929891 JOSUOS JO
35. SAMA SAMYOLNG ALEYOON CE4 I05 53 002278638 CAPACITOR FIXED ELECTROLYTIC Zz0UF KME 16V 20 FW6 5 IRG YXA SMI SMYOUNS SAMESIA FLBYOON CES 65 CAPACITOR FIXED ELECTROLYTIC 22 WE FG 25 207 TP 5 A 09 10 0057 55 CAPACITOR FIXED ELECTROLYTIC ER SOV 20 5 SAMYOLNG SNEHA FLEYOON CE EJ CAPACITOR FIXED ELECTROLYTIC IOOUF KME RG 25 20X TP 5 SMOUNE SNA EARLEYCON S 57 CAPACITOR F DED ELECTROLYTIC IOUF 5 204 AG TP 5 RG YXA SM SYOUNG SAM BIA FLEYOON CEB 8 I1 IZ 14165 JCAPACITOR FIXED ELECTROLYTIC KME RO 25 20 TP 5 SAMYOUNG GAMHNA IRLEYCONI E 5 PGA SAMYOUNG SNA WRUEYOON CEI 65 7 98 60 CAPACITOR FIXED CERAMIC HIGH DIELECTRIC 0 00047UF 202 SOV 80 20 R TP XR MARATA 6 ICAPACITOR FIXED CERAMIC HIGH DIELECTRIC 12202 5 10 2 220NF 2012 SOV BOX 20 FIYSV 63 BO 20 FLYSV 5 CAPACITOR FIXED CERAMIC HIGH DIELECTRIC 20 10 12 16 1B 20 EA CAPACITOR FIXED CERAMIC HIGH DIELECTRIC Z2NF 2012 50 80 20 R TP 6532 LR 65 OCKIO2DK96A ICAPACITOR FIXED CERAMIC HIGH DIELECTRIC INF 2012 SOV 60 20 XR 017 19 31 67 CAPACITOR FIXED CERAMIC HIGH DIELECTRIC Z2NF 2012 SOV 80 20 R TP X R e 000224860 CAPACITOR FIXED FILM 0 2 D 2757 20 WEP R ae OCF 22408570 CAPAC
36. f hinge lever or bracket hinge pin is deformed during assembling freezer and refrigerator doors fix two screws Tap Tite Screw M6 Hinge L fixing screw in the hole of upper hinge 3 Disconnect upper hinge from a hinge supporter by grasping the front part of upper hinge and lifting up Hinge Assembly U in arrow direction and pull forward in arrow B direction Be careful as the door may be fallen down 4 Lift up the freezer door 1 in arrow direction and disconnect the door from the lower hinge 2 Don t pull a door forward Note Lift up a freezer door until a water supply tube 15 fully taken out 5 Assembly is the reverse order of disassembly 114 HOW TO DISASSEMBLE AND ASSEMBLE 2 HANDLE 4 Disassembly of a grille fan L Hold upper part of a grill fan L and pull forward carefully 1 Aluminum short handle Model 5 Check foam PU sticking conditions around a shroud 1 Grasp the handle by both hands and hold it upward F U and F L during assembling If damaged torn or badly sticked assemble with a new one after sealing well lt gt 4 ICEMAKER ASSEMBLY 1 How to disassemble 1 Remove the cover and ice bucket from the freezer door Loosen four Lift up the Motor Pull out the Motor screws AC assembly AC with swing like this figure Caution When pulling out the Motor AC do not damage the water injector 3 Disconnect housing and loose screws 3
37. 1 5 2 C 25 3 35 4 45 2 Down change Up Up Up Up Up Up Up Up Up 1 0 5 No 0 5 1 15 C 2 125 3 C 35 4 3 3 Down Down change Up Up Up Up Up Up Up Up 1590 17 05 No 0 5 1 C 15 2 25 3T 35 5 6 Down Down Down change Up Up Up Up Up Up Up 2 157 1 0 5 No 0 5 1C 157 2 25 3 Cold storage 8 2 Down Down Down Drop change Up Up Up Up Up Up room 25 C 2 C 1 5 1 0 5 No 0 5 1 C 115 2 2 5 RCR1 10kO Down Down Down Down Down change Up Up Up Up Up 3C 25 2 C 1 5 lt 1 C 05 No 0 5 C 1 1 5 2 12 Down Down Down Down Down Down change Up Up Up Up 35 3 C 25 2 C 1 5 1 0 5 0 5 1 1 5 18 Down Down Down Down Down Down Down change Up Up Up 4 0 35C 3 25 29 1 5 1 0 5 No 0 5 1 33 Down Down Down Down Down Down Down Down change Up Up 4 5 4 C 35 3C 25C 2 1 5 17 0 5 0 5 56 Down Down Down Down Down Down Down Down Down change Up 5 45 4 35 3 lt 25 2 1 5 1 05 180 Down Down Down Down Down Down Down Down Down Down change gt This circuit is a circuit to enter the necessary level of temperature compensation for adjusting different temperature every model at the cold storag
38. 17 AN 6 55 3 AXIAL 2 SMART CHOHYANG 35 094206409 RESISTOR FIXED CARBON FILM 1 17 1 4 6 55 3 AXIAL 52 SMART CHOHYANG 97 ORNI20IG409 FESISTOR FIXED FILM 17 1 44 6 532 344 AXIAL 52 SMART CHOHYANG 0904706509 RESISTOR FIXED CARBON FILM 4 7K OM 1 4 W S SMART CHOHYANG 99 ORJIGOIEB72 TESI ETAL 8 US 5 00 202 Xo ONE GLAZEDICHIP 1 8 W 5 212 ORJIOOZEB72 RESISTOR METAL GLAZEDICHPT OW 1 8 W 5 202 TE ROR 102 RA 701eB 72 RESISTOR METAL GLAZEDICHIPT 4 7K OM V8 W 55 202 R TP ROM _ ORJIOOIEB72 FESISTOR NETAL_GLAZEDICHP K OM VB WS 202 IB i IRE 104 ORICZOOEBTE FESISTOR METAL GLAZEDTCHPT 20 OM 178 W 5 202 FO 16 ORJIOOIEB 72 RESISTOR METAL GLAZEDICHIPT IK OM 178 W 5 202 RIP 6 ORJIO04EB72 RESISTOR METAL GLAZEDICHIPY 07 07062 TESST NETA T d TRO 0RJ26I 472 FESISTOR NETAL GLAZEDICHIPT 26 1K 1 8 W 1 00 2012 ROM OR BIOIE472 RESISTOR METAL Y A ROR 08240472 RESISTOR METAL GLAZEDICHIPY 2 4K 178 W 1 00 2012 F TP FORI 08 25 472 RESISTOR METAL GLAZEDICHIP 2 VE W 1 00 202 ROM RESISTOR METAL GLAZEDICHIP 1330 OFM 1 8 W 57 202 VT ROH 141 2 FESISTOR METAL GLAZEDICHP 1 8 W 57 202 R TP
39. Compressor 4 Refrigerant Charging Charge refrigerant while operating a compressor as shown above 5 Pinch a charging pipe with a pinch off plier after completion of charging 6 Braze the end of a pinched charging pipe with copper brazer and take a gas leakage test on the welded parts 6 Gas leakage test Take a leakage test on the welded or suspicious area with an electronic leakage tester 7 Pipe arrangement Check each pipe is placed in its original in each cycle place before closing a cover back M C after completion of work Particularly control the size of Joint Drain Pipe 3 5 Standard Regulations For Heavy Repair 1 Observe the safety precautions for gas handling 2 Use JIG or wet towel in order to prevent electric wires from burning during welding In order to prevent insulation break and accident 3 The inner case shall be melted and insulation material polyurethane shall be burnt if not cared during welding inner case parts 4 The copper pipe shall be oxidized by overheating if not cared during welding 5 Not allow the aluminum pipes to contact to copper pipes In order to prevent corrosion 6 Observe that the inserted length of a capillary tube into a drier should be 12 Drier Molecular Sieves aa 7 Make sure that the inner diameter should not be distorted while cutting a capillary tube 8 Be sure that a suction pipe and a filling tube should not be substit
40. INO9 c o gt UU N N W OAO OSO OAO a 8Ad lt 5 ZAY FAB 2 2 sao e H3MOILIS 768 SSY do Ziy O AAN o LEM 0 MW 0 93 o MNv BEY 60f 0 lt gt 0 EU Id 894 L 74 2130 39 000000000009 sNoo 1 4315 UNS CH RNS Ms Qqu o 8 0 39 ocr t3asna Vi UIVNOTLdO VG A0SC le e3sna O UNNOILdO 81 052 r lt 2671 e Pas o 78
41. SDIP ST OTP BLEXINGHAM PJT BAR OLX TOSHIBA 3 IC DRAWING TWPG7PMAIN SDIP ST OTP 08 00 BUCKINGHAM PJT BAR OLX GPOR INDIA TOSHIBA M 5 6 OPMGEKOOIA MANAGEMENT SAKEN 12 17 OIPMGNEOOIA IC POWER MANAGEMENT 13 8 38 I KEC OKE760500W IC LINEAR cs OIKE 7805007 IC LINEAR 20 I KEC OISTLOOOGEA IC TOSHIBA TOSHIBA OIKE7042000 IC KEC Ico 22 OTO777400A IC DRAWING TOSHIBA 1 23 22200 IC ROHM 9848946000 IC ROM SOP EK EEPROM ROH 0192934650 16 555 THMGN ME3C46 WET AUTO FESTART SO 555 THOMSON 25 OSTOA IC STANDARD LOGIC MEASEFP MTSUBISH 20 CONVERT MS BISH sk 0 IC KEC 650 EK 70H DRIVER IC TOSHIBA IULNZOO3A TOSHIBA IEPINSOP TAPPING TRAAY TOSHIBA FELAY IALEIEBIZ MATSUSHITA 250 IGA 12 0 VENTING MASUSHITA FELAY 5 1 OMRON 250 IGA ZC NO VENTING FON RI 4 6 FELAY HIU 250 16A VENTING AIL EG ACZ40V DCI2V EG a PAN DEC 200 RZ RELAY OR IRY2IEXPORT I FELAY FELAY mo RY3 7 8 9 I RYIO PILOT RYI4 PIPE HEATER
42. WOOIW Alned 44ueuleduoo y 2 1940 2 paredau eq JOU UBD ji pue jquiesse 10001 eoe daJ pue jueujeuoege ayse 1094102 suonipuoo Alqwesse 100p 5 leyse6 K quiesse yeyseb AjneJ Joop 1 peg BunsoJjep eui Aq pesneo sued sedid pue BY UO 10940 1 Y90949 esn ol MOY pelulenboe 1uUeuleduwoo jo uod eyelul ye 2945 pue pnoJus Hul qwassip Jaye JoyesOdeAd y 00150 YOSYD 6 ugy sse euinjoA oneJ uonednooo poo 6ullooo uod pue ye 6ul66olo yay yV AjensiA e6elols POO peg 10 5 SI POO yonu 001 s yod BurBieuosiq J9Z99J eu ui si yod eyelul einus au eoepns ease oeJ leyseg uod 2 JO JEM JO 6ullooo peg 2
43. o Zey Ra E 5 gy OO 77 5 E 5 amp A e Syr O 71 2 E s C 25 AMv o gu E 5 E o 5 Zor 8 5 EG gt AAA gt a O W O o On or Or 5 A 5 TENE ic 4 5 5 i g o sA o gt 5165 x A 9 Q gt T o 4 5 ca 2 5 O 2 k 2 O ey e vul pw N r3
44. 012 3 FRIO7 R3 mH E 4 1 5K fU C 7 P54 53 va C FAN PWM c 03 A 2204 Z R39 KTC3I98 ERIGI 25 223 10K R43 50 ae 4 7K C FAN LOCK 9 wok T MICOM 204 4 7K RB HR 8 2 R45 1 24 P53 52 cio F FAN PWM 5 A s ge R46 98 25N 10K al R49 R50 P50 49 AK F FAN LOCK 0 102 45 EXPLATION FOR MICOM CIRCUIT lt GW B C227 88 LED gt R34 o2 3 lt KTBIISI CONS FRIO7 4 7K a VN for 54 53 3 9K die C FAN PWM DIO E _ Cc R33 krcagg 807 2N TA 10K 8 R37 R36 P50 50 a 4 7K C FAN 9 SPEED CCl6 30 MICOM 4 7 2 P53 52 3 9K F FAN PWM 29 ZZ om R40 KTC3198 223 10K 777 R44 P47 49 0 F FAN SPEED L cce 102 77 lt GW B C227 Bar LED gt Rabe 5 CONA KTBIII 02 P FRIO7 it 1 b R34 pe m 7 P54 53 C FAN T Lee gt Arno po T 223 10K i 8 777 so isa 4 7K C FAN LOCK 9 ccs T o 777 p 04 390 KTBIISI 4 sq 4 7K
45. If ice cube is too small increase the water supplying time This happens when too small water is supplied into the ice tray If ice cube sticks together decrease the water supplying time This happens when too much water is supplied into the ice tray 1 2 3 4 Caution When adjusting the amount of water supplied adjust step by step Otherwise the water may spill over 3 When adjustment of control switch for the amount of water supplied is complete check the level of water in the ice tray Switch ON Switch OFF amp 0 Confirm the amount of water Recommend the water should not be over this 14 MICOM FUNCTION 1 Monitor Panel 1 1 GW P227 GW L227 Optional Function display board FREEZER O O REFRIGERATOR Type 1 88 LED EXPRESS FRZ O O LIGHT FILTER DISPENSER CHILD LOCK 3secs FRZ TEMP REF TEMP FREEZER f REFRIGERATOR Type 2 5 FRZ DISPENSER LIGHT Bar LED EXPRESS FRZ B A LIGHT FILTER CHILD Lock status cHILDLock na Y DISPENSER 3SECS 1 2 GW C227 B227 Optional Function display board FRZ TEMP REF TEMP FREEZER 3 runc REFRIGERATOR 2 WA Type 1 88 LED CHILD LOCK W fN EXPRESS 82 CHILD LOCK FRZ TEMP REF TEMP FREEZER p 1 REFRIGERATOR Type 2 ww m Bar LED EXPRESS FRZ CHI
46. SI 1 J SI edid 104 2 pe66olo sjurof jou 1 1I J MO S 1 SI 1 j Allenuew Jesuepuoo YOOUD eouenbes yooyD edid elo AD ueumnreduioo 1979944 941 ui soinseoy 2 88 TROUBLE DIAGNOSIS sued 0 eoe daJ 0 eoe daJ sjne 4 95 3 99UE49J0 yoedeo jane pue 1915 jo eoueisised y jesn jo pay A zA y enleA eouejsisaJ eui Bunninsqns Joye Ayoedeo ay lege YOOYD 10 sued eui pue puey UIeJp eleld JeleeH eui usng Ul y 109 Ajddns pue dep y ul pue senunduul amod eui Ho 3onp Bunjong eui ur uuijuo de6 ui eol eleld JeleeH pue lonp Buryons usemjeq deg syed pejoeuuoosip ejquiesse pue Allenuew lonp 6ulyons eleld JeleeUd eui usng p 18ehno Jelew YOOYD 1504 ol 10U Z
47. SI punos eoueJajip ensseJd Aq pue 2 jo sejdiouud y urejdx3 YO s 10559 ueuM punos y Y29949 UO S J0SseJduj00 punos 42949 Jojeode e pue ueewjeq eouaJejJIp einsseJd Aq sedid Joje nuunooe sessed ueuw sueddeu 1 punos umoj 10 Jaye M sajoho sejdiouud au uleldx3 Josseduioo au ui uoejep 10 sedid uonons oj eqni AJellldeo y uelseJ L u1dep eqni Wellldeo USSU pue s JI JeureJisaJ Jeujoue pue sjuiof piam eqni pue y uo pedoelle eui YOOUD sjuiof eqni Wellldeo pue ay uo edl YOOYD BunsoJjep Jaye syes y punos aui YOOUD jue10Duje4 punos eui 42849 eqni Wellldeo jo pua y 1e spuedxe 1ueJeDujeJ sueddeu 1 punos Buiao s euuiue se Wes 15 Buiding punos soinseoy 2 95 TROUBLE DIAGNOSIS uondo
48. 106 TP TOG2M 50V IOOMA KEC 07 10 127 G600RRTOOIW SWITCH TACT THVVSO2GAA POSTECH 12 DC SOMA TAPING POSTECH 12 6500850038 SWITCH DIP KSDO2H OTAX NONE NONE 2P S W W2 129 655485000A JUMP 0 8M 175 100 125 150M TAPING SN DAE A LEAD 52 130 _ JMP WIRE 0 6W_ 175 100 125 150M TP TAPING SN DAE A LEAD 685485000IA JUMP WIRE 0 6MM 75 100 125 150W TAPING SN DAE LEAD PI 132 6854B50001A WIRE 0 6W 75 100 125 150MM TAPING SN DAE A LEAD 133 6864250001A WIRE 0 8 175 100 125 ISOM TAPING SN DAE A LEAD 134 685485000IA JUMP WIRE 0 8 75 100 125 50 TAPING SN DAE A LEAD RZ 135 685465000IA JUMP WIRE 0 6W 75 100 125 150 TAPING SN DAE A LEAD RB 136 60548500014 WIRE 05 6W 175 100 125 50MM TP TAPING SN DAE LEAD 137 66545500014 JUMP WIRE 0 6W 75 100 I5 IW TAPING SN DAE LEAD Fl F2 138 6908 83002 BUZZER EM 20K BUJEON PIEZO 2 2 8008 BUEN BUZZER 139 6200650018 FILTERICIRCI 120 0 1UF PILKOR PIKOR CRI 6200880058 FILTERICIRC CH540050 EK LI 141 6200 88007 FILTERICIRC UVII 05320 TNC EK 0 5A ZOH 12 142 OLRIOOIMAFO INDUCTOR RADIAL LEAD 10000 207 612 5 BULK 13 4 143 3J02447C FUSE DRAWING 250 EF SAM JU FUSE 144 6901 BG001A FUSE ASSEMBLY KORE PJT 5 SAM JU FUSE FOLDER M5 OFS500IB5
49. 3 E EN Sr DHI Q ALEIEBIZI CO xi 1 D6 C2 1 1 IN4004 5 1 2 4 CO RYIS Q CON2 PIPE HEATER 9 14 ox 3 5 Bd lt i en L 7 ry B 5 DISP HEATER FANS ii T LON 5 1 07 n Ee 3 lt A d 8 oc 1 29 EXPLATION FOR MICOM CIRCUIT lt GW P L227 Bar LED gt RUNNING CAPACITOR IC6 KIDG5003AF ALEISBI2 3 Bs 05 IN4004 P70 ox RY2 DHI Q ALEISBI2 o 7 5 H BAR R LAMP IN4004 5 2 PIPE HEATER CON Nu 9 E 4 3 lt EGA _ ALDII2 I i Ey id 3 4 4 73 DISP HEATER ox ANI3 RY4 ALEISBI2 te oj 5 9 07 FUSE MELTING DEF HEATER MOM 5 P74 72 mS 3 47282 1 6 P75 lt AINI5 1 1 TOSHIBA TMP87C84IN EXPLATION FOR MICOM CIRCUIT The fan motor at the freezing room does not stop but operates if opening doors of the freezing room or cold storage room or the home bar during operation of the fan motor at the freezing room and D of door switch for the freezing room or cold storage room are connected to the door open sensing circuit toward both ends of
50. 4 CCo zm 3 104 104 2AF 04 ocz FUSE 22 2KV 32 19 11 T 5 Voss TABI TABZ 25 GND Q 3 6 11 13 15 17 m 21 42 46 57 60 26 EXPLATION FOR MICOM CIRCUIT lt GW P L227 88 LED gt BDI FEIPRC AF gt sax tt new ae mie ze 2759 33K FUSE2 250V 5A IC2 STR 6635 VAI 9 2 S 20 lt GW P L227 Bar LED gt EDI jg 2 va 22072 275VAC RIIPRC FUSE2 250 5 Vss Vass C TOSHIBA TMP87C84IN ICI 27 C TOSHIBA TMP87C84IN ICI EXPLATION FOR MICOM CIRCUIT 1 2 Oscillation circuit Oscillation circuit is a circuit with the purpose of generating basic time for clock occurrence for synchronization and time calculation in relation with information transmission reception of inside elements of IC1 MICOM The OSC1 must always use rated parts since if SPEC is changed time calculated at the IC1 may be changed or no operation is done lt GW B C227 88 LED gt lt GW B C227 Bar LED gt 30 1 XIN C CSTS4 00MGO3 i CST
51. ASSEMBLY 6 SOLENOID BLN RI SENSOR HES CAPACITOR PART DISPLAY LUHT mn m RHBARDOR DO 91618000 _ _ RUNNING CON101 aie OPEN PERCEPTION XD ES on PETERS HEATER SHEET 9 BL 1 re COMP STARTING eae H mI m 6 DISPENSER PWB ASSEMBLY BLIN WHI 5 LIGHT CONS eee ee DISPLAY COMPRESSOR E 3 T pn BUN CONS EARTHPART P T C ASSEMBLY BN 2 Ole TT meno 1 0 I CAPACITOR PART E 4 H PK BLN BN 7 e Los BECAME EE 8 COMP STARTING THE BN 7 BL N ira CAPACITOR AMBIENT WH E Sen yL E i ae 5 2 SENSORY 4 FI BL N Gv 1 TWATER TANR Gv a LA AMBIENT WH SENSOR_ mir GY 2 COMPRESSOR ASSEMBLY SENSOR OPTIONAL i EARTH PART BL N BK BLACK BN BROWN BO BRIGHT ORANGE GY GRAY RD RED YL YELLOW GN GREEN PR PURPLE WH WHITE WH BK WHITE BLACK SB SKYBLUE PK PINK GN YN GREEN YELLOW BL WH BLUE WHITE RD WH RED WHITE 74 TROUBLE DIAGNOSIS 1 TROUBLE SHOOTING CLAIMS CAUSES AND CHECK POINTS HOW TO CHECK 1 Faulty start 1 No power on outlet 2 No power on cord Bad connection between adapter and outlet faulty adapter r The Inner diameter of adapter The distance between holes The distance between terminals The thickness of terminal connection between plug a
52. Jezuopoed sjueJopoep eoejdaJ pue pue Aulus y Udy pue Jep 1ezuopoep eui YOOUD Jezuopoep y JopO Jezuopoep spoo snoJopo JO 19M Sdeim onsejd Meu y ui sueddeu esn 0 JOU sjeujojsno epensJag pue oseld SJopo JojeJofujau 9 paddesm si 19 Y42949 onse d pue Jo 5 0 245614 ye 195 pue y ueaelD sseullueel2 JO peelsul Jeuleluoo Sdeim y POO y 42940 POO BU 91015 eoinf pooJ ui peulels eoe d Apuim Jeuul JO 5 BY YOOYD pue ui Jezuopoep peddeJm jou s poo oreD S429u2 JOPO 8 2 96 TROUBLE DIAGNOSIS puooes euo JO 197994 JeNod pue 1 7 uauM JO passed dod SI YOUMS 1591 gOd UIEIN Ke dsip ol Aeldsip uo
53. RIP a 52 TAPING SN DAE A LEAD IRI PZ 0 6 52 TAPING SN LEAD IRI JI 52 W TAPING SN DAE LEAD 124 52 LEAD RIFI F2 125 FILTER CIRC 120 0 1UF_PILKOR PIKOR 125 FILTER CIRC CH940050 TNC EK LI 7 FILTER CIRC WII 05320 TNC EK 0 5A ZOH 12 12 INXETOR RADIAL LEAD 4 123024475 mme E 27 130 EEOLERDDIK Y 5 J EE HITER 59 EXPLATION FOR MICOM CIRCUIT lt GW P L227 88 LED gt PA DESCRIPTION MAKER REMARK 16 08 1002 472 RESISTOR METAL GLAZEDICHIPT ROM RTI 17 0R 3901E672 RESISTOR METAL GLAZEDICHIPI PROM R38 45 18 ORJZO0IE672 RESISTOR METAL GLAZEDICHIPI ROM 52 58 19 ORJZOOIE672 RESISTOR METAL GLAZEDICHIPI ROM R36 80 120 ORJISOZE672 RESISTOR METAL GLAZEDICHIPI ROM RBI 121 6210 FILTERICIRC EMC SAM WHA 122 OTRIZ73094D TRANSISTOR BIPOLARS 30 01 123 TRANSISTOR BIPOLARS EK TOI26 60V KEC 02 4 124 TRANSISTOR KTC3ISBIKTCIBIS 1092 NA NA KEC 03 5 125 TRANSISTOR 106 2206 TP 2 50V 100 KEC 06 125 0OTRIO6009AF TRANSISTOR
54. 3 PIN TP KEC 4 2 1 7805007 C LINEAR KIA7805P KEC 5 3 0 50030 KID65003AF 1650P BK 7CH DRIVER KEC 6 4 OKE704200A C KEC KIA7042P P REE KEC C9 5 OITO777400A C DRAMING TA7774AP 16 SDIP BK DRIVE IC STEPPING MOTOR TOGHIBA CIO 6 OIRH934600D C ROHM BROSLC4GRF W SOP BK EEPROM ROM 2 7 _OISTLMIOOIA C STANDARD LOGIC M54563P MITSUBISHI 20 R TP CONVER MISUBISHI cB _OIKE650030C KID65003AF IGSOP BK 7CH DRIVER KEC 692000000IA RELAY MATSUSHITA 250VAC IGA 12VDC IA NO VENTING MASUSHITA 9 692082008 FELAY G5JS IA NT OMRON 250VAC IGA I2VDC TA NO VENTING ORON RYI 4 6920 82005 RELAY DHIU II DEC 250VAC IGA I2VDC VENTING DAIICHI 20 63209820040 RELAY DHI2DI 0 Q JAPAN DEC 250VAC 10 12VDC NO VENTING DAIICHI RY2 692000000IA RELAY MATSUSHITA 250VAC IGA 12VDC TA NO VENTING MASUSHITA 6920 820058 RELAY G5JS IA NT OMRON 250VAC IGA I2VOC IA NO VENTING OMRON RY2 EXPORT 6920820050 RELAY DHIU DEC 250VAC 16A I2VDC 1A VENTING DAIICHI 2 692082003 RELAY GENB IA EICHINA OMRON 250VAC I2VDC NO VENTING OMRON 2 6920 7004 RELAY ALZI2BI2 NAIS 250VAC 16A 12VDC IC VENTING NAIS RY3 23 20 82009B RELAY 6558 OMRON 250VAC 5A 12VDC 1 NO VENTING OMRON RYS H BAR 24 69208208 RELAY 6558 14 OMRON 250VAC 5A 12VDC 1 NO VENTING OMRON RY6 6920820040 RELAY DHI2DI 0 Q JAPAN DEC 250VAC 10 12VDC VENTING DAIICHI RY7 692000000IA
55. 5 180 kQ 2 5 Warmly 5 1 4 56 2 0 compensate 6 0 3 3 33 1 5 6 0 2 4 kQ 2 18 1 0 6 1 2 1 12 0 5 0 10 kQ 0 Reference temperature 1kQ 1 8 2 0 5 1 8 6 2 5 6 KQ 1 0 2 7 KQ 6 3 3 3 1 5 3 9 4 2kQ 2 0 Coolly 5 1 6 0 5 470 0 2 5 compensate gt Temperature compensation table by adjustment value difference value against current temperature Ex If changing compensation resistance at a cold storage room RCR1 from 10 current resistance to 18 modified resistance temperature at the cold storage will increase by 1 C Ex 1 O R J2 1 2kQ RCRI 5 6kQ want to compensate 2 C for Freezing room temperature and 2 C for Cold storage room temperature R J1 12 0 x 1kQ 2 12 5 RCRI 5 6 gt 18kQ 48 EXPLATION FOR MICOM CIRCUIT gt Temperature compensation table at the cold storage room is as follows Modification resistance Curen 4700 2kQ 3 3kQ 5 6kQ 8 2kO 10kO 12kO 18kO 33kQ 56kQ 180 resistance No 057 1 1590 2 25 3C 35 47 45 5 4700 change Up Up Up Up Up Up Up Up Up Up 0 5 No 0 5 1
56. 5 When ice tray has finished rotation water comes out from the water tube Confirm the amounts of water in the ice tray refer to fig The optimum amount of water is 80cc Confirm the amount of water Recommend the water should not be over this AN CA A ED Test Switch Itis acceptable if the adjusted level of water is a bit smaller than maximum level 13 HOW TO INSTALL REFRIGERATOR 3 2 Control the amount of water supplied to the icemaker Caution Please unplug the power cord from the wall outlet and wait for more than three minutes before disconnecting PCB cover as 310V is applied in the control panel Driver 1 Disconnect PCB cover from the upper part of the refrigerator 2 Adjust the amount of water supplied by using DIP switch Water Supplying Time Control Option DIP SWITCH SETTING WATER SUPPLY REMARKS 1 52 quantity of water supplied depends OFF OFF 4 5 SEC on DIP switch setting conditions and water pressure as it is a direct tap water ON OFF 4 0 SEC QUE connection type the water supplied is OFF ON 5 5 SEC generally 60 cc to 100 cc ON ON 6 5 SEC DIP switch is on the main PCB The water supplying time is set at 4 5 seconds when the refrigerator is delivered The amount of water supplied depends on the setting time and water pressure city water pressure
57. 7 000 SAN zT GINDN MAGIC ROOM 2 TRANSFORMER SPS COIL T CO2 CH PUT DELUXE NS iL TRANS 3 TRANSFORMER COIL 1 ICO2 CH PJT DELUXE 100 127 ISAM IL SMC TRANS CONNECTOR CIRC WAFER E END P 3 984 SP 2 4 6 6 VEON HO cone 5 CONNECTOR CIRC WAFER VI YENDO 3 980 YW306 OSAV FED YEON CoM 6 CONNECTOR CIRC WAFER mas6 P 3 9844 79 2 4 61 YEON HD Icon 7 CONNECTOR CIRC WAFER YEOND 3 2 4 5 8 01 YEON GONG 8 EDEN CONNECTOR CIRC WAFER 917789 MP MP 2 4 STRAIGHT SN Cons 6630 89007 CONNECTOR CIRC WAFER 9 7788 2 9 STRAIGHT SN cone CONNECTOR CIRC WAFER 917790 1 12 2 5 STRAIGHT SN INP ICONS n 6630 EEDIOA CONNECTOR CIRC WAFER 917791 1 2 3M STRAIGHT SN CONT 12 6 CONNECTOR CIRC WAFER 9177841 2 54 STRAIGHT SN 2497284003 IC DRAWING FTWPE7PMAIN SDIP ST BUCKINGHAM PJT BAR OLX BODEN TOSHIBA ICI EANT28AO04 MASKT 13 EANG72B4001 IC DRAWING PETIN SDIP ST OTP 08 00 BUXXINGHAW PJT BAR OLX GPOR TOSHIBA ICI EANS7284002 1 OZ Boese IC DRAWING 7 SDIP ST BUCKINSHAM PJT BAR OLX BODEFN eve TOSHIBA O22 Boese IC DRAWING PE7PWIN G4P SDIP ST GR 00 BUCKINGHAM PJT BAR OLX GPOR osso 13 O22 Bosso IC DRAWING 7
58. RELAY DHIU II DEC 250VAC IGA ICVDC IA VENTING DAIICH 2 6920JB2004E RELAY GSNB IA E CHINA OMRON 250VAC I2VOC IA NO VENTING OMRON 2 6920ALZOOA RELAY ALZIZBI2 NAIS 250VAC 1200 IC NO VENTING NAIS RY5 23 6212BA3041A RESONATOR CERAMIC CSTLS4M00653 A0 MURATA 4 00097 0 5 051 24 _6102 8001 VARISTOR SVC621D 14A SAMIHA UL VDE BK 620V SAM WHA ILJIN VAI 24 6l02W5VOO6A VARISTOR SVC27ID MA UL CSA VDE_TP SAM WHA ILJIN VAI 25 ODRIO7008MA DIODE RECTIFIERS FRIO7 TP DELTA 0041 1000V 3 DELTA 01 2 9 12 2 ODRSAO0090A DIODE RECTIFIERS RL3 SANKEN BK NON 350 3 5A 80A SONSEC 0 IMA SANKEN D3 26 ODRSDOOIO0A DIODE RECTIFIERS 53 40 SHINDENGEN BK AXI4 400V 1 SONSEC IOUA SHINDENGEN 03 27 ODRSAQQ090A _ DIODE RECTIFIERS RL3 SANKEN BK NON 350V 3 5A 80A SONSEC 0 IMA SAMKEN D4 27 ODRSDOOI00 DIODE RECTIFIERS 53 40 SHINDENGEN 400V 1 8A SONSEC QUA SHINDENGEN D4 28 DIODE RECTIFIERS D3SBAGO BK 600V_4A SHINDENGEN 81 29 00D400409AC DIODE RECTIFIERS FECTIN4004 DELTA PYUNGCHANG 5 6 8 9 000400409 DIODE RECTIFIERS FECTIN4004 DELTA PYUNGCHANG 07 OCE476Z2VGE0 CAPACITOR FIXED ELECTROLYTIC 450V 20 BULK SNAP IN RUBYCON SAMWHA 31 OCt4767VGE0 CAPACITOR FIXED ELECTROLYTIC 450V 47UF M 22820 LUG G LUXON MI 3e OCEGBOZUGE0 CAPACITOR FIXED ELECTROLYTIC MXC 4
59. ROM 15 REA RESISTOR METAL GLAZEDICHIPI OM V8 202 RIP RO EXPLATION FOR MICOM CIRCUIT lt GW P L227 Bar LED gt No P NO DESCRIPTION SPEC MAKER REMARK 16 ORJIO02E472 RESISTOR METAL GLAZEDICHIP IOK OHM 1 8 W I 2012 ROM RTI 17 ORJGS0IE672 RESISTOR GLAZEDICHIP OM 1 8 W 5 2012 ROM R38 45 18 ORJZO0IE672 RESISTOR METAL GLAZED CHIP 2 0K OHM 1 8 W 5 00 2012 R TP ROM 52 58 19 0RJ200E672 RESISTOR GLAZEDICHIP 2 0K OHM 1 8 W 5 00 2012 R TP ROH R36 80 120 ORJISO2E672 RESISTOR METAL GLAZEDICHIP 15 0 0HM 1 8 W 5 00 2012 ROM RBI 121 6210 JB900IA FILTERICIRC EFS35IOAO SAMWHA 52 SAM WHA FBI 122 OTRI273094D TRANSISTOR BIPOLARS KTAl273 Y PNP 5V 30V 2A CORPERATION KEC 011 123 TRANSISTOR BIPOLARS KTBIIBI EK TOl26 60 02 4 124 _OTR3I9809AB TRANSISTOR 092 NA 03 5 125 0OTRI06009AC TRANSISTOR KRA_IOEM KRA2206 TP_TO92M IOOMA KEC 06 126 0OTRI06009AF TRANSISTOR 106M 92 50V IOOMA KEC 07 10 127 GGOORRTOOIW SWITCH TACT THVVSO2GAA POSTECH l2V DC TAPING POSTECH 128 6600830038 SWITCH DIP 2 OTAX NONE
60. SHROUD GRILLE FAN 1 Loosen screws after disconnecting a cap screw of a grill fan U with a blade screwdriver 2 Disassembly of a grille fan U Pull forward after opening hook at part with a blade screwdriver 3 Disconnect housing and disassembly of shroud F U Disconnect the Loosen screw of Loosen screws of holding upper part and pull forward housing guide water icemaker and pull out the icemaker 115 HOW TO DISASSEMBLE AND ASSEMBLE 5 WATER VALVE DISASSEMBLY 4 Separate the Mechanical Cover and Valve Screw METHOD Mechanical Cover 1 Turn off the power of the refrigerator pull out the plug Open the FREEZER and REFRIGERATOR Door and disassemble the Lower Cover 5 Separate the housing and pull out the valve lt Housing 2 Lay a dry towel on the floor and get ready to spill water from the water tank Pull out the Clip Then press the collet to separate the tube from the connector and pour out the water until emptied Refer to the label attached on Front L on how to te the tube 6 FAN AND FAN MOTOR DISASSEMBLY METHOD Collet 1 Using a short screwdriver loosen one SCREW in Tube DRAIN PIPE ASSEMBLY and one connected to the MOTOR COVER Insert Line DRAIN PIPE ASSEBLY MOTOR COVER Clip 2 Pull and separate the FAN ASSEMBLY and MOTOR turning counterclockwise based on the MOTOR SHAFT FAN ASSEMBLY MOTOR 3 Turn of
61. This is for refrigerator assembly line and service When ice making test switch is pressed it operates in the following steps initial ice ejection gt water supply control steps 1 2 Dispenser Working Principles 1 This function is available in Model GW P227 GW L227 where water and ice are available without opening freezer compartment door 2 Crushed Ice is automatically selected when power is initially applied or reapplied after power cut 3 When dispenser selection switch is continuously pressed light is on in the following sequence Water gt Cube Ice Crushed Ice 4 Lamp is on when dispenser button is pressed 5 In case of crushed ice mode when dispenser button is pressed dispenser solenoid and geared motor work so that crushed ice can be dispensed if there is ice in the ice bank 6 In case of cubed ice mode when dispenser button is pressed cube ice solenoid and geared motor work so that cube ice can be dispensed if there is ice in the ice bank 7 In case of water mode when dispenser button is pressed water valve opens and water is supplied if water valve is normally installed on the right side of the machine room 8 Ice and water are not available when freezer door is open Conduct Ice Making Control after supplying water into the ice maker cube mould by operating water valve gt Wait until the water in the cube mould is frozen after ice maker starts operation 67 ICE
62. e e MOTOR STANDARD RPM OFF 8 ABNORMAL AMBIENT SENSOR AMBIENT SENSOR SHORT CIRCUIT 9 ABNORMAL ICE MAKER SENSOR ICE MAKER SENSOR SHORT CIRCUIT FAULTY ICE MAKER UNIT MOTOR OR 10 ABNORMAL ICE MAKER UNIT HALL IC LEAD WIRE SHORT CIRCUIT FAULTY MOTOR DRIVING CIRCUIT 11 ABNORMAL W T SENSOR WATER TANK SENSOR SHORT CIRCUIT 22 MICOM FUNCTION Function of Trouble Diagnosis 88LED NOTE1 IN CASE OF ABNORMAL AMBIENT SENSOR Er rt INDICATED ON THE FAILURE CODE INDICATION PART OTHER DISPLAY PARTS ARE INDICATED NORMALLY NOTE 2 R2 SENSOR ICE MAKER SENSOR MIRACLE ZONE SENSOR WATER TANK SENSOR AND ICE MAKER UNIT IS NOT INDICATED ON THE FAILURE INDICATING PART BUT INDICATED IN CHECKING DISPLAY PART WHEN PRESSING FOR MORE THAN THE BUTTON OF FREEZING TEMPERATURE AND EXPRESS FREEZING BUTTON FOR MORE THAN 1 SECOND R2 SENSOR MIDDLE ROOM NORMAL DISPLAY GRAPHIC ON THE PART TURNS ON 4 ABNORMAL DISPLAY GRAPHIC ON THE PART TURNS OFF NORMAL DISPLAY GRAPHIC ON THE B PART TURNS ON ABNORMAL DISPLAY GRAPHIC ON THE B PART TURNS OFF ICE MAKER UNIT NORMAL DISPLAY GRAPHIC ON THE PART TURNS THE OTHER DISPLAY GRAPHICS TURN ON ABNORMAL DISPLAY GRAPHIC ON THE PART TURNS OFF MIRACLE ZONE SENSOR NORMAL DISPLAY GRAPHIC ON THE PART TURNS IWATER TANK SEN
63. gt 2 42 2 n So 22 3 8 S O A v O 088 0000 6 O 0 O O O Oo 16 5 5 2 2 8 oooooooco B QC E m m mr m c 5 325 558 691 5 8 a O 3 DOO OO R eor od af 4 ver 4 SO OR 9009 5509 oe Nv4 4 NY4 9 UNS Q UNS 4 SNYUL 57 EXPLATION FOR MICOM CIRCUIT Bar LED gt lt GW B C227 V31Y3H AW1dS10 o 568 945 14 9 I 1 ZNO
64. if pressing both the Express FRZ button and the REFRIGERATOR button at the same time for more than 5 seconds If function is inserted all basic refreezing functions at the R F room and the Storage room COMP F FAN C FAN turns off and the display normally operates However the dispenser function normally operates The DEMO stops if pressing the button during DISPLAY DEMO DEMO stops and the display normally operates but performs DEMO operation again if not pressing the button again for more than 30 seconds DEMO Display scenario when using the display Release method is same as input method The mode is released if power is reset 16 MICOM FUNCTION 2 Description of Function 2 1 Funnction of Temperature Selection Division Power Initially On Type 1 88 LED 1st Press 2nd Press 3th Press 4th Press of Indication Type 2 Lamp Bar LED Temperature Control Middle Strong Middle Weak Freezer Control 19 0 C lt 19 0 C gt 21 5 C lt 21 0 C gt lt 22 5 C gt 14 5 C lt 14 5 C gt 16 5 C lt 16 5 C gt Refrigeration Control 3 5 C 4 5 C gt 2 5 C lt 3 5 C gt The temperature can vary 3 C depending on the load condition 1 When power is initially applied or reapplied after power cut Medium is automatically selected 1 0 C 1 5 C gt
65. saver ill 100 00 DII H d IN4007 48 33 EXPLATION FOR MICOM CIRCUIT 1 Check load driving status WATER VALVE Type at bead GEARED SOLENOID PILOT SOLENOID HOME BAR MOTOR CUBE ICE WATER VALVE DISPENSER HEATER Measuring part IC7 No 16 IC7 No 15 IC7 No 14 IC7 No 13 IC7 No 12 IC7 No 11 IC7 No 10 ON Within 1 V Status OFF 12V 2 Lever S W sensing circuit Measuring part IC1 Micom No 15 16 Lever S W 5V On Press 60 Hz OV OFF 5V 34 EXPLATION FOR MICOM CIRCUIT 3 Door opening sensing circuit lt GW B C227 88 LED gt R30 CONS pas 46 gt i 5 UN Cl Ir MICOM ur P44 4 7 5 GW B C227 Bar LED gt H um CON4 ic 5 F D sm 5 8 223 2 6 oS D H BAR DOOR S W MICOM poo sa 223 4 lt GW P L227 88 LED gt 46 R35 5 cog i UU F DOOR S W LI MICOM CONT H BAR DOOR S W F 3 p poor sw T LO 4L 9 GW P L227 Bar LED gt C is iz 8 MICOM pag 47 mi et c R DOOR S W EXPLATION FOR MICOM CIRCUIT
66. 11 EARTH PART DISPLAY REA IE CAPAGITOR PART 1 SENSOR 3 j 1 RUNNING 1 AMBIENT 6 CON101 AVBIENTI 4 21 lum mp PK CAPACITOR CON101 SENSOR 5 RDTTH SENSOR 5 L COMP STARTING EE BN 2 7181 85 Sur CAPACITOR BL N 3 2 1E gE Suse a 4 1 4 sii 1 COMPRESSOR HEATER SHEET ASSEMBLY pict ocr EARTH PART BL N BK BLACK BN BROWN BRIGHT ORANGE GY GRAY RD RED YL YELLOW GN GREEN PR PURPLE WH WHITE WH BK WHITE BLACK SB SKY BLUE PK PINK GN YN GREEN YELLOW BL WH BLUE WHITE RD WH RED WHITE 73 CIRCUIT lt GW P B C227 Bar LED gt
67. 5 50 Josues Jelsel 2 105095 syed 105095 08095 0 2 eoe deu Jezesj 10 saouelslsel YOOYD 1928914 sAlloejed JezooJJ sAlosjed uoneuej dxoe ewou SI 11 9 158 peo god 10 LAM Ael91 eoe deu 2899 LNOO enseeW JosseJduioo seAlloejed eJM Jelsel INO SI Juels jou 51 eunjejeduia pea 40 4 pee 1 1979914 peg 5 soJnseo y syoou9 98 TROUBLE DIAGNOSIS Josues 10 e1oBuj9J 4 eseo JOUU 10505 JOU SI Josues 10 eJeDuJ98J JI Y99049 Uonipuoo quiesse 10595 oAoojeq Buisnou Josuas god Buisnoy Josues 94 ul 10 09 Josues y yoeUD Josues 19410 10 pealnllsqns SI JOSUAS uoneue dxe Ul 9ULJSIS J JOSUAS Josues 191591 UM 10jeJeDujeJ 10 souelslsel eui yosdD sued Josues
68. 9804 2 4 6 8 01 YEON CONNECTOR CIRI 17790 1 2 9 STRAIGHT SN CONNECTOR CIRC WAFER 7788 1 IOP 2 2484 STRAIGHT SN CONNECTOR CIRC 17791 2 132 2 5 STRAIGHT SN 5779 1 2 54 STRAIGHT SN 7 1 1 4107604 WASK ICI EANG4107608 PS2561 1 4P DIP TLP762F 3 PIN IKIDGSOO3AF 1650 EK 7CH DRIVER ULN2003A TOSHIBA IGPINSOP TAPPING NPN TRARRAY KIA7042P 2K TP 4 2 RESET 7774 I6 SDIP EK DRIVE IC STEPPING MOTOR BAGZ72 EK REVERSIBLE MOTOR DRIVER ALEISBI2 MATSUSHITA 250 IZVDC IA VENTING 65 1 OMRON 25 IEA IZVDC ND VENTING 1 0 0 JAPAN DEC 250 12 02 ND VENTING 11 DEC 250VAC AOC A VEN RYZ OOMESTICI TAM EG ANA ALEISBI2 MATSUSHITA 250 16 12 0 ND VENTING 5 5 1 OMRON 250 16 1200 NO VENTING OHIU DEC 250 16A 12 0 VENTING RYZIEXPORT IGEN TAT JAPAN 2 IZVOC NO VENTING ALDIZ MATSUSHITA 250 12 ND VENTING IGENB IA E CHINAIZSOVAC 12 0 ND VENTING PCJ
69. CLOSING OF BAFFLE ABOVE 5 NORMAL PRESS TEST BUTTON ONCE AT COMPERSSOR WILL OPERATE STATUS THE TEST MODE 2 STATUS RETURNING TOINITIAL STATUS AFTER DELAY FOR 7 MINUTES 24 MICOM FUNCTION LED check function When freezer and refrigerator temperature control buttons are pressed for more than 1 second at the same time all LEDS on the display are on And it returns to the normal conditions when the buttons are released Check of freezer fan rpm variation Freezer fan speed changes from high speed to standard speed and vice versa for 30 seconds whenever freezer and refrigerator temperature control buttons are pressed at the same time for more than 1 second when freezer fan is in operation and returns to the previous rpm 2 16 Functions of Ice Dispenser and Water Dispenser 1 Ice and cold water are available without opening refrigerator door 2 The desired ice crushed or cube or cold water are dispensed when dispenser press button rubber button is pressed after selection of ice or cold water When ice is selected duct door opens by electric solenoid when dispenser press Switch is pressed When dispenser press switch is released duct door closes after it opens for 5 seconds 3 Ice and water dispensing function stops when freezer door is open 4 Geared motor and solenoid are automatically off if there is no signal after 3 minutes when ice crushed and cube or water is selected and dispenser switch is pressed
70. CODE INDICATION PART FAILURE CODE INDICATION PART REF TEMP a Wi DISPENSER EXPRESS FRZ CHILD LOCK A FITER STATUS ML HOLD 3SECS gt lt INA O On PROPER OPERATION TROUBLE CODE INDEX PRODUCT OPERATION STATUS IN FAILURE STEPPING NO ITEM UN CONTENTS OF FAILURE COMPRESSOR FREEZING COOLING BLDC DEFROST MOTOR MOTOR HEATER DAMPTER ABNORMAL ON FOR 15 MINUTES 1 FREEZER SENSOR Oe FREEZER SENSOR SHORT OFF FOR 15 MINUTES STANDARD RPM ABNORMAL REFRIGERATOR FULL OPENING FOR SENSOR1 R1 10 MINUTES 2 UPPER PART IN THE e oO e e REFRIGERATOR SENSOR SHORT CIRCUIT STANDARD RPM UL CLONER REFRIGERATOR COMPARTMENT 15 MINUTES ABNORMAL REFRIGERATOR s SENSOR2 R2 NORMAL DISP 8 PARCI ic NOTET REFRIGERATOR SENSOR SHORT CIRCUIT STANDARD RPM REFRIGERATOR COMPARTMENT 4 ABNORMAL DEFROST SENSOR ee Qe e ABNORMAL SHORT CIRCUIT STANDARD RPM NO DEFROST NINE DEFROST HEATER TEMPERATURE FUSE 5 FAILED DEFROSTING O O O SHORT CIRCUIT UNPLUGGED CONNECTOR STANDARD RPM Te INDICATED 4 HOUR LATER AFTER TROUBLE i MOTOR DEFECT HOOKED OF LEAD WIRE TO 6 ABNORMAL FREEZING BLDC MOTOR O Q FAN CONTACT OF STRUCTURES WITH FAN O s SHORT OR OPEN OF LEAD WIRE THERE IS NO SIGNAL OF BLDC MOTOR MORE THAN 65 SECONDS IN OPERATION OF FAN 7 ABNORMAL COOLING BLDC MOTOR O O
71. F DOOR OPEN Q coN2 S W gere PERCEPTION ey a DEFROST SENSOR HEATER sm PLATE DISP DEFROST SENSOR trots F SENSOR 2 f SENSOR Es fev ex FTL WH BLN AA am FUSEMELTING mE 71 BL 3 GL DEF HEATER AO n cow Hg n BO 1 4 ICE MAKER MoronG BL N H BAR DOOR HE HALL NL DISPENSER BNN SWITCH BI oe 35 BLIN DEF HEATER FUSE MELTING ICE MAKER 6 EI PK BO 72 C TESTSW o s HBN5 8 BLIN BL N SIW 555 Fri PART stops EEO SK RACLE ZONE E Of F DOOR ICE MAKER SENSOR 2A WH N HBAR MIRACLE ZONE CON7 SWITCH BLIN DISPLAY RD MIRACLE ZONE j cow SENSOR hd F LAMP a WH 5 BL N PK 4 BO 3 DISPENSER ae STEPPING LEVER S W EE MOTOR MIRACLE ZONE j STEPPING MOTOR noon ll s J F 0008 RI SENSOR feet SWITCH V X of 1 i SWITCH HEATER SHEET HEATER CORD DOOR HBAR T OPEN PERCEPTION 50 PKBOKEXDPKBO CONS HEATER SHEET CONS RD BLIN ere rre DAMPER F LAMP STEPPING 1 HIBAR PARTS ma MOTOR 3 _ SUBE HEATER SHEET R2 SENSOR 5 T T PWB pucT Doom a WH Bk RLAMP
72. FIXED FILM RESISTOR SURGE mble olelel bl GLAZEDICHIPI GLAZEDICHIPI RESISTOR ED CAFBON FILM RESISTOR FIXED CARBON FILM RESISTOR FIXED CARBON FILM IXED CARBON FILM RESISTOR RESISTOR FIXED CARBON FILM FESISTOR FIXED CAREON FILM RESISTOR GLAZEDICHP ESC SIO RESISTOR F DED METAL FILM RESISTOR FIXED METAL ISTOR FIXED RESISTOR METAL GLAZEDICHIPT RESISTOR METAL GLAZEDICHIP 107 CAPACITOR FIXED ELECTROLYTIC KTAIZ73 Y_ Cao TP QNI OA 00 ee Sra 4 12 7052 NA NA 3 5 TOGZM Sov 0 14 WHA FB 3 EOSTEDH 16 IKSDO2H OTAX 2P DIP S W EA 17 0 6w 1521 TAPING SN DE A LEAD 0 3 5 20 24 25 4 3 0 6MW 52 TAPING SN LEAD ARI FCI CRA 19 0 6 1527 TAPING SN DAE LEAD gt 120 0 6 52 TAPING SN LEAD
73. MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR 2 Function of Ice Maker 2 1 Initial Control Function 1 When power is initially applied or reapplied after power cut it detects level of ice maker cube mould after completion of MICOM initialization The detecting lever moves up and down 2 The level of ice maker cube mould is judged by output signal high and low signal of Hall IC Make the cube mould to be horizontal by rotating ice ejection motor in normal or reverse direction so that High Low signal can be applied to MICOM Pin No 42 bar LED Pin NO 46 3 If there is no change in signals one minute after the geared motor starts to operate it stops icemaker operation and check the signal every hour It resets initialization of icemaker when it becomes normal 4 It judges that the initial control is completed when it judges the ice maker cube mould is horizontal 5 Ice ejection conducts for 1 cycle irrespect of ice in the ice bucket when power is initially applied 2 2 Water Supply Control Function 1 This is to supply water into the ice maker cube mould by operating water valve in the machine room when ice ejection control is completed and ice maker mould is even 2 The quantity of water supplied is determined by DIP switch and time Water Supply Quantity Table gt N DIP SWITCH SETTING WATER SUPPLY REMARKS 9 F 55 The quantity of water supplied depends 1 OFF OFF 4 5 SEC on DIP switch setting con
74. NASHI CHINA 250 IOC ALDIi2 MATSUSHITA 250 IZVOC ND VENTING IGEN IA OMRON 250 RY3 7 8 9 I 6568 14 OMRON 250VAC 1200 NO VENTING RY 12 MATSUSHITA ING GENB IA E CHINA 250VAC 12 0 VENTING PCJ 1IZD3MHICHINAI 250VAC 12 0 NO VENTING IRYIOIPILOTI 712812 NAIS 250VAC 1 12 0 NO VENTING 02 55 21 240 DCIZV IRIS 5 1 250 IZVOC VENTING 11 DEC 250 16A IZVOC VENTING IRYIA EXPORT DHIZDI O 0 DEC 250 I2VOC ND VENTING 2 H BART 6558 14 OMRON ZGOVAC I2VDC ND VENTINS 558 14 ING OSCI IVAI DI 2 12 3 14 15 03 CAPACITOR FIXED ELECTROLYTIC CAPACITOR FIXED ELECTROLYTIC CAPACITOR FIXED ELECTROLYTIC CAPACITOR FIXED ELECTROLYTIC CAPACITOR FIXED ELECTROLYTIC PA AMIC HIGH DIELECTRI CAPACITOR F KED CERAMIC HIGH DIELECTRIC CAPACITOR FIXED CERAMIC HIGH DIELECTRIC 22 CAPACITOR F DED CERAMIC HIGH DIELECTRIC 02719 CAPACITOR FIXED FILM CAPACITOR
75. SPIN 10220 ST PS CHIP SANKEN C2 10 OIPMGNEOOIA C POWER MANAGEMENT 2561 1 NEC DP NEC 3 OIKEA3I000A 3 PIN 4 12 OIKE780500Z C LINEAR KIA7B05P KEC 5 OIKEG50030C KIDG50034F F BK 7CH DRIVE KEC 6 14 OIKE704200A KIA7042P RESET C7 15 OITO777400A C DRAWING TA7774AP 6 SDIP BK DRIVE IC STEPPING MOTOR TOSHIBA 8 692000000A RELAY ALEISBI2 MATSUSHITA 250 16A 12 0 VENTING MATSUSHITA 6 6920 B20058 RELAY G5JS IA NT OMRON 250VAC 16A I2VDC IA NO VENTING OMRON RYI 6 6920 82005C RELAY II DEC 250VAC IGA I2VDC VENTING DAIICH 6920 820040 RELAY 091201 0 0 JAPAN DEC 250 IOA 1202 DAIICH RY2 63200000014 RELAY ALEISBI2 MATSUSHITA 250VAC IGA I2VDC IA VENTING MATSUSHITA lg 6920J820058__ RELAY G5JS IA NT OMRON 250VAC 16A I2VDC IA NO VENTING 3 OMRON RY2IEXPORT 6920 82005C RELAY DHIU II DEC 250VAC IGA I2VDC IA VENTING DAIICH 8 6920J82004E RELAY GSNB IA E CHINA OMRON 250VAC TZVOC IA NO VENTING OMRON 9 6920J820098__ RELAY 6558 14 OMRON 250VAC 5A 12 IC NO VENTING OMRON RY3 H BAR 20 6202040 RELAY DHI2DI 0 0 JAPAN DEC 250VAC IOA 1202 DAIICH RY4 692000000A RELAY ALEISBI2 MATSUSHITA 250VAC 12 0 NO VENTING MATSUSHITA 2 6920 B20058 RELAY G5US IA NT_OMRON 250VAC 16A 12 IA VENTING 3 OMRON RYAIEXPORT 6320 82005C
76. as ice ejection motor rotates in reverse direction 8 When the mould becomes horizontal the cycle starts to repeat Water Supply gt Ice Making Ice Ejection Mould Returns to Horizontal N Maximum tilting point OUTPUT SIGNALS OFF l OUTPUT SIGNALS ICE CHECKING AXIS 8 0 10 32 41 53 58 80 160 170 Lock Ice making Ice Checking Ice Ejection Lock Original point 2 1 sec Horizontal Level Retrun Conditions Conditions lt Timing Chart During Ice Ejection gt 69 ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR 2 5 Test Function 1 It is to force the operation during operation test service and cleaning The test switch is mounted under the automatic ice maker The test function starts when the test switch is pressed for more than 0 5 second 2 Test button does not work during ice ejection and water supply It works when it is in the horizontal conditions If mould is full of ice during test function operation ice ejection control and water supply control do not work 3 When test switch is pressed for more than 0 5 second in the horizontal conditions ice ejection starts irrespect of the mould conditions Water shall be splashed if test switch is pressed before the water in the mould freezes Water shall be supplied while the mould returns to the horizontal conditions after ice ejection Therefore the problems of ice ejection returning to the horizontal conditions an
77. assembly m Resonance Evaporator noise Evaporator pipe contact No damping evaporator Sound from refrigerant Stainless steel pipe shape in accumulator Sound from fin evaporator and pipe during expansion and contraction 3 Bowls and bottles make contact on top shelf 4 Refrigerator roof contact 5 Refrigerator side contact 6 Insufficient Lubricants on door hinge 82 TROUBLE DIAGNOSIS 9 Faulty internal voltage short 3 Bad lamp socke 15 m Disconnection Bad soldering Bad rivet contact Short 4 Door switch Water penetration Low water level in tray r Bad elasticity of contact Bad contact corrosion Its own defect Refrigerator and freezer switch is reversed Travlel distance Bad connection Bad terminal contact P U liquid leak 1 Lead wire is damaged Outlet burr in t Pressed by co 3 Faulty parts m Wire damage when assembling P T C Cover he bottom plate rd heater lead wire evaporator pipe 2 Exposed terminal r Compressor Compartment terminal Touching other components Freezer compartment terminal Touching evaporator pipe Transformer _ Coil contacts cover Welded terminal parts contact cover Compressor Bad coil insulation Plate heater Melting fus
78. down Solenoid duct door stops after 5 seconds when solenoid is off in order to protect short circuit from solenoid heat generation 5 Dispenser Lamp On Off Function The dispenser lamp shall be on or off whenever dispenser button is pressed or released respectively after selection of ice crushed or cube or water 6 Water Crushed Ice Cube Ice Selection function 1 It is to select water crushed ice cube ice by user from the function control part and it will be indicated and selected by pressing button 2 Crushed ice is automatically selected when power is initially on 3 When crushed ice is selected and its button is pressed geared motor operates and crushed ice is dispensed 4 When cube ice is selected and its button is pressed geared motor and ice solenoid operate and cube ice is dispensed 7 Function of Water Dispenser 1 When user selects water in the function control parts it is indicated in the LED and water is selected 2 Water dispenser is a direct tap water connection type The water solenoid valve on the right of machine room opens and water dispenses when user selects water and presses button 25 EXPLATION FOR MICOM CIRCUIT 1 Explanation for PWB circuit 1 1 Power circuit Power circuit consists of SMPS SWITCHING MODE POWER SUPPLY power The SMPS consist of the rectifying part BD1 CE1 converting AC voltage to DC voltage the switching part IC2 switching the converted DC voltage transformer transferri
79. for storing fresh meat or fish for short periods For storing for a long periods or freezing food use a freezer compartment It is normal that frozen foods thaw above the freezing temperature in the chilled drawer Refrigerator water is not cool Check the water storage location f water is kept in the door rack please ask to keep it in the refrigerator compartment shelf It will then become cooler Ice cream softens E Explain the characteristics of ice cream The freezing point of ice cream is below 15 C Therefore ice cream may melt if itis stored in the door rack Store ice cream in a cold place or set the temperature control button of a freezer at strong position Refrigeration is too strong Check the position of temperature control button Check if refrigeration is strong in whole area of the refrigerator or partly near the outlet of the cooling air If it is strong in whole area set the control button at weak If it is strong only near the outlet of cool air keep food particularly wet and easy to frozen such as bean curd and vegetables away from the outlet Vegetables are frozen Check the vegetables storage If vegetables are stored in the refrigerator shelf or chilled drawer instead of vegetable drawer they will be frozen Set the control button at weak if they are also frozen in the vegetable drawer The food stored at inside of the shelf freezes even the co
80. function lt GW B C227 Bar LED gt lt GW B C227 88 LED gt alate ICI E RN 1 MICOM lt GW P L227 88 LED gt lt GW P L227 Bar LED gt R27 e 6 4 1K pa ICI pium HE SUR 24 5 MICOM e s The above circuits are used for designating separation by model as option and notifying it to MICOM Designation of option by model and the application standards are as follows gt These circuits are accurately pre adjusted in shipment from factory and so you must not additionally add or remove option Separation Connection Status Application Standard Connection Export model OP1 OUT Domestic model 41 EXPLATION FOR MICOM CIRCUIT 1 8 Stepping motor operation circuit lt GW B C227 88 LED gt Y CON6 9 16 Cl R49 ime 0 STEPPING 10K MOTOR S a gu Pai 5 pp 5 3 d 0 2 ICB TATP I3 lt GW B C227 Bar LED gt 9 6 ie CONS 5 9 1 2 TK 5 m2 Ima 4
81. removal of refrigerant If not compressor oil may leak Compressor Release High pressure side Refrigen Condenser Intake 1 Remove residual refrigerant more than 5 minutes later after turning off the refrigerator If not compressor oil may leak inside 2 Remove retained refrigerant slowly by cutting first high pressure side drier part with a nipper and then cut low pressure side 2 Nitrogen blowing welding Evaporator KEYPOINTING Welding without nitrogen blowing produces oxidized scales inside a pipe which affect on performance and reliability of a product Refrigen Condenser pressure side Intake When replacing a drier Weld 1 and 2 parts by blowing nitrogen 0 1 0 2kg cm to high pressure side after assembling a drier When replacing a compressor Weld 1 parts by blowing nitrogen to the low pressure side Note For other parts nitrogen blowing is not necessary because it does not produce oxidized scales inside pipe because of its short welding time 3 Replacement of drier Unit mm KEYPOINTING Be sure to check the inserted length of capillary tube when it is inserted If too much inserted a capillary tube is clogged by a filter Filter Inserting a capillary tube Measure distance with a ruler and put a mark 12 3 0 on the capillary tube Insert tube to the mark and weld it 105 TROUBLE DIAGNOSIS Items Precaut
82. resistance of both terminals At normal temperature 6 OK If disconnected 75 TROUBLE DIAGNOSIS CLAIMS CAUSES AND CHECK POINTS HOW TO CHECK 2 No cooling 2 Refrigeration system is clogged E Check the clogged m Moisture Residual moisture Air Blowing Not performed evaporator by heating as clogged in the evaporator Too short soon as the cracking sound begins the evaporator start Impossible moisture freezing confirmation 9 Low air pressure Leave it in the air During rest time After work Caps missed Residual moisture Not dried in the compressor F Elapsed more than 6 months after drying Caps are missed No pressure when it is open No electric Insufficient drier DY drier Drier temperature poweron capacity Leave it in the Check on package therm condition ostat L Good storage after finishing p Residual moisture Caps are missed During transportation PIPES During work Air blowing Not performed Performed Too short time Low air pressure L Less dry air Moisture penetration Leave it in the air Moisture penetration into the refrigeration oil E The evaporator does not cool Short pipe insert from the beginnig no evidece Bite i Pipe gaps Too large of misture attached pipes The evaporator is the same Too much solder as before even heat is applied The ca
83. sued syed 6uloeuuoo uo pod eyelul pue Y92949 uod eyelul eui 70949 esn MOY pejurenboe eg POO eui 42949 Je Jo peg ay 6ulol SyJeuloH sainseeW 9 2 91 TROUBLE DIAGNOSIS esn ol pelulenboe eg 991 UO sol YOOUD uado 100p poo 10 5 si ainlsiow UBIH suedo 100 esn ol MOY JOU S 9 sedid pue y uo 2 xX99u oi sued jueunieduuoo y pod eyelul uo 42949 pue Jaye uo 1504 YOOUD BunsoJjeq 10 1soJJep DO SI peg sued eoe dey AL M le 195 51 uojou au sueddeu 6ulzee4 JeAo oloejJsles si lueulJedwoo Jezeejjjo 1 Nueliuuelul st oseUOD
84. the PWB and product and to search for the failure part at the failure status Test button is placed on the main PCB of refrigerator test switch and the test mode will be finished after maximum 2 hours irrespective of test mode and then is reset to the normal status Function adjustment button is not perceived during performance of test mode but only warning sounds ring In finishing test mode always pull the power cord out and then plug in it again for the normal state If nonconforming contents such as sensor failure are found during performance of test mode release the test mode and display the failure code Even if pressing the test button during failure code display test mode will not be performed MODE OPERATION CONTENTS REMARKS 1 CONTINUOUS OPERATION OF COMPRESSOR 4 STEPPING MOTOR DAMPER IS COMPLETELY OPENED TEST1 PRESS TEST BUTTON ONCE 2 CONTINUOUS OPERATION OF FREEZING BLDC MOTOR OPEN OF BAFFLE FREEZING FAN TURNS OFF STRONG COLD MODE HIGH SPEED RPM AND COOLING BLDC MOTOR 5 ALL DISPLAY LEDS GRAPHICS TURN ON IN DOOR OPENING 3 DEFROST HEATER TURNS OFF PRESS TEST BUTTON ONCE AT 1 COMPRESSOR OFF 5 ALL DISPLAY LEDS GRAPHICS TURN OFF RETURN TO THE NORMAL TE 2 FREEZING BLDC MOTOR AND COOLING BLDC MOTOR TURN OFF EXCEPT FOR FRZ TEMP REF TEMP MIDDLE NOTCH LED MODE WHEN THE ST2 THE TEST MODE 1 STATUS FORCED DEFROST MODE 3 DEFROST HEATER TURNS ON DEFROST SENSOR IS 4 STEPPING MOTOR DAMPER IS COMPLETELY CLOSED
85. 0 LD GL UL CSA SM J GOOORRTOOIN SMTCH TACT THWSO26AA POSTECH 12V DC SOMA TAPING POSTECH 87 5214 TAPING SN DAE LEAD 40321 2200 8 JUP WIE 0 9 521M TP TAPING SN DAE A LEID JJR4 8 GWM TAPING SN DAE A LEAD 3 5211M TAPING SN DAE A LEAD FI F2 3 JUP WIE 5218 TAPING SN DAE A LEAD 68450001A JUP WIE 0 8M 520 TAPING SN DAE A LEAD F2 98 8200890098 FILTER CIRCI BC 084050 INC INC L 94 8200089007 FILTERCIRCI 0320 TNC BK 0 54 3201 INC 2 OLRIOOIMFO INDUCTOR RADIAL LEAD 20 R 6X12 5 BUK N 134 MMT FUSE DRANING DA 23 EF SAM JJ FUSE 7 JIA FUE KORE PUT SAM JU FUSE HOLDER 00037 CONNECTOR CIRCI WAFER GPBEIIGI 2 HAN KUK DAN JA M NA NA KET 2 4920 007 JHEAT SIK 23 341825 DRIVE IC STR R 564 65 73 2PIN SCREW AE SUNG 1 0302418 SCREW TITE S BINDING HEAD 3 0 18 0 TE SING 900000 SOLCERIROSIN WIRE RSO 01 20 2 1911004 SOLDER SOLDERING M HEESUNG METAL BAR SN 63 NA HIN 9 503335 FLUX 560 825 0 830 KOREA F H 206 KOKI 4 ODZRVOOISBA 005 26 PLZ ROM R TP LLDSILL 34 500 5 6 ROHI MAGIC ROOM 6630J8900N CONECTOR MEER 746062 1 MP MP 2 20 AP CON 06 0107704 JIC DRAWING 6 90 BK DRIVE IC STEPPING MOTOR TOSHIBA 9 CEI050638 CAPACITOR FIXED ELECTROLYTIC UF
86. 00V 20 BULK SNAP IN RUBYCON SAMWHA CEI 105 3e OCEGBOZUGEO ELECTROLYTIC 400V 68UF M 22 25 LUG G LUXON MT CEI I05 33 OCEZ26 K638 CAPACITOR FIXED ELECTROLYTIC 2AF 50V 20 TP 5 RUBYCON SAMWHA CE2 105 B 0CE2262K638 ELECTROLYTIC SM 50V 22UF M 54 T P5 6 LUXONUMI CE21105 34 _OCEIOBZHSIO CAPACITOR FIXED ELECTROLYTIC YXG 25V 20 FL BULK RUBYCON SAMWHA CE3 105 34 OCEIOBZHEIO CAPACITOR FIXED ELECTROLYTIC LU 25V I000U 1320 F G G LUXON MT CE3 105 OCE6B872H6I0 ELECTROLYTIC 680UF YXG 25V 20 FL BULK RUBYCON CE3 105 OCEIOBZH6IO ICAPACITOR FIXED ELECTROLYTIC LU 25V 680UF M 39201 F C5 G LUXON MI CE3 105 001087480 CAPACITOR FIXED ELECTROLYTIC 35V 20 FL BULK RUBYCON 4 105 00108760 CAPACITOR FIXED ELECTROLYTIC LU 3V I000UF M 1325 F G 6 LUXONUMI 37 27568 CAPACITOR FIXED ELECTROLYTIC 220UF 20 TP 5 RUBYCON SAMWHA 5 85 37 005277658 CAPACITOR FIXED ELECTROLYTIC GR 16 2200 M Bell T P5 G LUXON MI 5 85 B QCEZ27XH638 CAPACITOR FIXED ELECTROLYTIC 22 FD 25V 20 TP 5 RUBYCON SAMIHA 7 81105 B 2768 CAPACITOR FIXED ELECTROLYTIC M 25 M 841 T P5 G LUXON MT CE7 8 105 39 QCEI06 K638 CAPACITOR FIXED ELECTROLYTIC OU 50V 20 TP 5 RUBYCON CE6 9 10 12 13 85 39 OCEI
87. 0Z FUSE SLOW BLOW 000 250 V 5 2X20 LD GL UL 7 CSA SAM JU FUSEZ 146 0000307 CONNECTOR CIRC WAFER GPBBIISI 2 HAN DAN JA NA NA NA 147 4520JB3007A HEAT SINK 23 3 17 25 DRIVE STR R 564 65 73 OPIN SCREW TAE SUNG PHOTOSELL 122 15870302418 SCREW BINDING HEAD 03 0 18 0 MSWRS FZY SUNG PHOTOSELL 1027 149 S50000008A SOLDERIROSIN WIRE RSO 58 34 FREE LFM 48 5 150 SSWZU LOSAA SOLDER SOLDERING LFM 38 SN 3 0AG 0 500 3 SUNG 151 7245280004 FLUX ISV PEF 06 KK 12 5 WT 0 815 0 003 KOKI 152 ODZRMOOIBBA DIODE ZENERS RLZ ROM R TP LLDSILL 34 SOOMW 5 6V 20MA ROM 701 2 3 4 153 6630V902IIA CONNECTOR WAFER 1743330 1 2P_IT 00MM_IR STRAIGHT EK NATURAL CON20I 154 ORD2400H509 RESISTOR FIXED CARBON FILM 240 OM 1 2 W 57 52 5 831 155 00D400409AA DIOE RECTIFIERS N4004 PYUNG CHANG 2 0041 400V 30A 795 SUA IDELTA PYUNGCHANG DI6 156 OCEIOSEK628 CAPACITOR FIXED ELECTROLYTIC lUF KME RG 50V 20 FNS 5 YXA SMI SAMOUNS SNENA RLEYCONI 19 867 60 EXPLATION FOR MICOM CIRCUIT lt GW P L227 Bar LED gt DESCRIPTION spec WAKER 1 pera BUXINGEAI P T NON WROOM
88. 227 1 227 lt gt 227 227 7 5 8 0 C gt 5 5 6 0 C gt 2 When the temperature selection switch in the freezer and refrigerator compartments is pressed the light is on in the following sequence Middle gt Middle Strong Strong gt Weak gt Middle Weak 3 The temperature setting condition of freezer and refrigerator compartments shall not be indicate in the standard model GW P227 GW L227 GW C227 GW B227 when refrigerator or home bar door is closed 17 MICOM FUNCTION 2 2 Automatic ice maker automatic ice maker can automatically make 6 pieces of ice cube at a time 50 60 pieces day But these quantities may be varied according to various conditions including how many times the refrigerator door opens and closes Ice making stops when the ice storage bin is full If you don t want to use automatic ice maker change the ice maker switch to ON OFF If you want to use automatic ice maker again change the switch to OFF ON NOTE It is normal that a noise is produced when ice made is dropped into the ice storage bin 2 3 When ice maker does not operate smoothly Ice is lumped together When ice is lumped together take the ice lumps out of the ice storage bin break them into small pieces and then place them into the ice storage bin again When the ice maker produces too small or lumped together ice the amount of water supplied to the ice maker n
89. 3 68 ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR 2 4 Ice Ejection Control Function 1 This is to eject ice from ice maker cube mould after ice making is completed 2 If Hall IC signal is on within 3 6 seconds after ice ejection motor rotates in normal direction it does not proceed ice ejection but waits If the ice bucket is full ice ejection motor rotates in normal direction in every hour to check the condition of ice bucket If the ice bucket is not full the water supply control starts after completion of ice ejection control If the ice bucket is full ice ejection motor rotates in reverse direction and sops under ice making or waiting conditions 3 If ice bucket is not full ice ejection starts The cube mould tilts to the maximum and ice is separated from the mould and ice checking lever raises 4 Ice ejection motor stops for 1 second if Hall IC signal changes from OFF low to ON high after 3 6 seconds when ice ejection motor rotates in normal direction If there is no change in Hall IC signals within 1 minute after ice ejection motor operates ice ejection motor stops as ice ejection motor or hall IC is out of order 5 If ice ejection motor or Hall IC is abnormal ice ejection motor rotates in normal direction to exercise initial operation It resets the ice maker if ice ejection motor or Hall IC is normal 6 The mould stops for 1 second at maximum tilted conditions The mould returns to horizontal conditions
90. 58 R49 26 IKF RI SENSOR L Z3 T RR2 ZZ or 6 R50 7 7 022 L r zie R2 SENSOR FH fS The above circuits are circuits attached to freezing room sensor or cold storage room sensor for adjusting setting temperature at the freezing room and cold storage room ice making sensor for sensing water temperature in ice making or an evaporator for sensing temperature of a frost removal sensor necessary for frost removal Short or open status of every temperature sensor is as follows SENSOR CHECK POINT NORMAL 30 50 IN SHORT IN OPEN Freezing sensor POINT A Voltage Frost removal sensor POINT Voltage Cold storage sensor 1 POINT Voltage 0 5 V 4 5 V OV 5V Cold storage sensor 2 POINT Voltage Room temperature sensor POINT Voltage 40 EXPLATION FOR MICOM CIRCUIT 1 6 Switch entry circuit The following circuits are entry circuits for sensing signal form test S W electronic single motor damper reed S W for examining refrigerator lt GW B C227 Bar LED gt C Reale 41 4 7K P ane ICI lt GW B C227 88 LED gt lt GW P L227 88 1 gt lt GW P L227 Bar LED gt 4 7K Tu 2 pag 47 a ME MICOM MICOM Ng Na HH 1 7 Option designation circuit model separation
91. 63 59 d R54 im 0 xp AINSI waT K R2 SENSOR Ll CO d 50V 7 2 R72 26 1KF RY CC3IIR MAGIC ROOM 223101 CE7 la SENSOR j E cows lt GW P L227 Bar LED gt __ CONS pM cce 1 7 CEG TEC e tm ias RT SENSOR 7SOV 5 ER eter RWI CO 6 56 1 OPTION2 R72 26 IKF um AINO T 2 ev Z e lt WT SENSOR __ SS CO RFI I6 2KF R33 RIJZ CON6 Q_ pes E 25 F SENSOR AINS 2 I 60 d R34 zr 50 lt x LAINA LL rax 3 evo D SENSOR 223 4 d L N Cf 26 IKF ES iin RI CON7 I B Cg 2 evo RI SENSOR 223 P62 58 ds R54 ie 750V AINZI eme m 7 eve R2 SENSOR 223 IOuF 8 d ov 37 EXPLATION FOR MICOM CIRCUIT The above circuits are circuits attached to freezing room sensor or cold storage room sensor for adjusting setting temperature at the freezing room and cold storage room ice making sensor for sensing water temperature in ice making or an evaporator for sensing temperature of a frost removal sensor necessary for frost removal Short or open status of every temperature sensor is as follows SENSOR CHECK POINT NORMAL 30 50 IN SHORT IN OPEN Freezing sensor POINT A Voltage Frost removal sensor P
92. 96 5 50V 20 TP 5 RUBYCON _ ELECTROLYTIC GR SOV IUF M 5411 TMP CHOGAKG38 CAPACITOR FINED ELECTROLYTIC KM TYPE 50V 20 TP 5 RUBYCN EbI66 OCEOG KG38 CAPACITOR FIXED ELECTROLYTIC GR 50V I0UF 1541 1 5 G LUXON MT 0565 09 002234 CAPACITOR FIXED CERAMIC HIGH DIELECIRII 20 50V 80 20 RATP XR MRATA 0022 23 0 03100967 RESIGIORETAL GLAZEDICHPI V8 W S 200 ROHI 0300062 RESISTOR METAL GLAZEDICHPI 1 8 W 5 2012 ROHI R3 0000059 RESISTOR FIXED CARBON FILM OK 1 4 W 57 SMART CHOHYANG R2 53 0RD47016609 RESISTOR FIXED CARBON FILM 4 TK OM 1 4 W SMART CHOHYANG Rb M 0R020016609 RESISIOR FIXED CARBON FILM 0H 1 4 SMART CHOHYANG Rob 5 RESISIOR FIXED METAL FILM 20 1K 1 4 W 1 00 TAS SMART CHOHYANG i5 OTRIOGOOSAC TRANSISTOR BIPOLARS KRA2206 10004 50V 000A KEC 06 8 STOR BIPOLARS KRAIOGM KRAZ206 TP 50V 100A KEC 8 64 EXPLATION FOR MICOM CIRCUIT lt GW B C227 Bar LED gt
93. BON FILM OHM 1 4 W SA TAO SMART CHOHYANG 0RD8201G009 RESISTOR FIXED CARBON FILM 8 2 1 4 W 57 SMART CHOHYANG ROV T0 ORD200IG09 RESISTOR FINED CARBON FILM W 57 SMART CHOHYANG 05 27 28 3 43 45 48 420060 RESISTOR FIXED CARBON FILM OHM 1 4 W 57 SMART CHOHYANG 109 3 72 8100080 RESISTOR FIXED CARBON FILM 1 4 W 5 TAD SMART CHOHYANG R22 73 0039065 RESISTOR FIXED CARBON FILM W 57 TD SMART CHOHYANG 7 9 74 RESISTOR FDED CARBON FILM OH V2 W 15 SMART CHOHYANG RG 42 5 091622549 RESISTOR FIXED METAL FILM OFM W 1 007 TIE SMART CHOHYANG 7 8080000 RESISTOR FIXED METAL FILM 25 1K OHM 1 4 W 1 00 SMART CHOHYANG POI ARI ARZ 0800040 RESISTOR FIXED METAL FILM 9 1K 1 4 W 1 00 TAS SMART CHOHYANG 78 400040 RESISTOR FIXED METAL FILM 2 4K 1 4 W SMART CHOHYANG W ORNIO026409 RESISTOR FIXED METAL FILM OHM 1 4 11 007 SMART CHOHYANG RII ORD33006609 RESISTOR FIXED CARBON FILM 330 1 4 W 5 00 SMART CHOHYANG R34 8 TRANSISTOR BIPOLARS KTBIISI T0126 60V 5A KEC 2 4 8 38 TRANSISTOR KTCIBISIKEC KEC 8 5 8 ISTOR BIPOLARS KRCIOGM KEC 50V IOOMA KEC 01 84 FILTER CRCI EMC 52 SAM WHA FUE SLOW BLOW 5000NA 250 V 5 22
94. C if temperature is set at MID If hot air comes into the refrigerator fine frost forms as cold air mixes with hot air If this happens quite often much frost forms inside of the refrigerator If the door is left open in Summer ice may form inside of the refrigerator Frost in ice tray B Explain basic principles of frost formation When ice tray with full of water is put into a freezer compartment the water evaporates If cool air fan operates the moisture attached to the jaw protruded part of ice mold shall freeze and form frost If warm water was put into the ice mold the situation will become worse 112 TROUBLE DIAGNOSIS 4 4 Others Problems Checks and Measures The refrigerator case is hot Explain the principles of radiator The radiator pipes are installed in the refrigerator case and partition plate between the refrigerator and the freezer compartment in order to prevent condensation formation Particularly in summer or after installation of refrigerator it may feel hot but it is normal If there is no enough space to dissipate heat it can be hotter due to lack of heat radiation Please install a refrigerator in a well ventilated place and leave a clearance between refrigerator and wall Small holes in a door liner Explain that the hole is for releasing gas A small hole in the door liner is for releasing gas during insulation materials lining work With a releasi
95. C MOTOR CLOSED CLOSING OF BAFFLE MODE WHEN THE FORCED DEFROST MODE TURN OFF 5 ALL DISPLAY GRAPHICS TURNS OFF ONLY FAILURE DEFROST SENSOR IS 3 DEFROST HEATER TURNS ON CODE INDICATION PART TURNS ON 22 STATUS ABOVE 5 C NORMAL PRESS TEST BUTTON ONCE AT THE TEST COMPERSSOR WILL OPERATE STATUS MODE 2 STATUS RETURNINGITO INITIAL STATUS AFTER DELAY FOR 7 MINUTES 23 MICOM FUNCTION Function of Trouble Diagnosis BAR LED NOTE 1 R2 SENSOR WATER TANK SENSOR ICE MAKER SENSOR ICE MAKER UNIT AND AMBIENT SENSOR ARE NOT INDICATED ON THE FARILURE INDICATING PART BUT INDICATED IN CHECHKING DISPLAY WHEN PRESSING THE BUTTON OF FREEZING TEMPERATURE AND EXPRESS FREEZER BUTTON FOR MORE THAN 1 SECOND 2 15 Test Function 1 R2 SENSOR MIDDLE ROOM L NORMAL ABNORMAL WATER TANK SENSOR L NORMAL ABNORMAL ICE MAKING SENSOR NO UM AL ABNORMAL UNIT NORMAL ABNORMAL AMBIENT SENSOR NORMAL ABNORMAL LED GRAPHIC ON THE C PART TURNS ON LED GRAPHIC ON THE C PART TURNS OFF LED GRAPHIC ON THE D PART TURNS ON LED GRAPHIC ON THE D PART TURNS OFF LEDS GRAPHIC ON THE E PART TURNS ON LEDS GRAPHIC ON THE E PART TURNS OFF LEDS GRAPHIC ON THE F PART TURNS ON LEDS GRAPHIC ON THE F PART TURNS OFF LEDS GRAPHIC ON THE G PART TURNS ON LEDS GRAPHIC ON THE G PART TURNS OFF THE OTHER LED GRAPHICS TURN ON The purpose of test function is to check function of
96. COATED WIRE WOUND 3 OHM W 5 TA52 SMART CHOHYANG 0455034509 RESISTOR FIXED CARBON FILM 560 OHM 1 2 W 5 TAS SMART CHOHYANG R2 56 ORG5602K64l FESISTOR FIXED METAL OXIDE FILM 2 W 5 00 F20 SMART CHOHYANG 57 0906806609 RESISTOR FIXED CARBON FILM 6 8K OHM 174 W 5 007 TAS SMART CHOHYANG 58 09012008609 RESISTOR FIXED CARBON FILM 160 OHM 1 4 W 5 00 52 SMART CHOHYANG 59 09010005609 RESISTOR FIXED CARBON FILM 100 OHM 1 4 W 5 00 SWART CHOHYANG R5 60 0068006609 RESISTOR FIXED CARBON FILM 680 OHM 1 4 W 5 00 SMART CHOY ANG R6 65 EXPLATION FOR MICOM CIRCUIT lt GW B C227 Bar LED gt PN DESCRIPTI MAKER REMARK 6l 41001509 RESISTOR FIXED POWER COATED WIRE WOUND 1 OFM W 5 TA52 NON INDUCTIVE SMART CHOHYANG G ORWOS60J609 RESISTORS FIXED POWER COATED WIRE WOUND 10 56 OHM W 5 NON INDUCTIVE SMART CHOHYANG ROCP 63 08016609 RESISTOR FIXED CARBON FILM OK OFM 1 4 W 5 007 SMART CHOHYANG RB 8 00509 RESISTOR FIXED CARBON F
97. D Im s 44 KIATO42AF RESET E L ow Law 5 43 gt Spe TM 003 P75 42 D Pr a KI Pr 0 Lond TESTA ul w ums 120 130 4 5 xin us uj S S 8 6 ek 4 tos us u 2c 3c 4c 33 50 i 2 Vc H2 w us Tho x xj R5 ie 391 158 a 6 2 3 6 H ms us us 127 4h EJ ie E go 00 L3 77 w w 129 9 Ey li J E mw m A 0 02 55 ILOK m Poz n _ mnm H 007 meu 51 EXPLATION FOR MICOM CIRCUIT 1 12 Key Button Input and Display Lighting Circuit This circuit is to judge the work of function control button on the operation panel and to light each function indication led LED module It is driven by SCAN method
98. E THERE IS NO SIGNAL OF BLDC MOTOR MORE THAN 115 SECONDS IN OPERATION STANDARD RPM OFF OF FAN MOTOR SHORT OR OPEN OF LEAD WIRE ABNORMAL CONNECTING BETWEEN MAIN PCB 8 COMMUNICATION Er CO AND DISPLAY PCB TRANSMISSION STANDARD RPM AND RECEIVING PART ABNORMAL AMBIENT SENSOR SHORT 9 AMBIENT SENSOR NORMALDISPEAY NOTET CIRCUIT ABNORMAL ICE MAKER SENSOR SHORT 10 SENSOR NORMAL DISPLAY NOTE2 CIRCUIT FAULTY ICE MAKER UNIT ABNORMAL MOTOR OR HALL IC LEAD 1 UNIT NORMAL DISPLAY NOTE2 WIRE SHORT CIRCUIT FAULTY MOTOR DRIVING CIRCUIT In display of the failure mode all LEDs of setting temperature for freezing setting temperature for cold storage are turned off excluding Note1 and Note2 21 MICOM FUNCTION 2 13 Function of Trouble Diagnosis Bar LED 1 Function of trouble diagnosis is to make the repair service easy when the refrigerator is out of order during service 2 The function control button does not work but the recognition sound is heard when the refrigerator is out of order 3 It returns to normal conditions when trouble code led is off reset 4 Trouble code is indicated by the freezing temperature indicator led in the refrigerator display All leds except trouble code are off FAILURE
99. ETAL GLAZEDICHIP 1 8 W 5 2012 R TP ROM CCMIRI 50 OCKIO2DK96A CAPACITOR FIXED CERAMIC HIGH DIELECTRI INF 2012 50V 80 20 RATP XR MURATA CCI6 18 51 OCKA7IDKS6A CAPACITOR FIXED CERAMIC HIGH DIELECTRI 0 00047UF 2012 50V 807 20 R TP 51 ORW3303J609 RESISTOR FIXED POWER COATED WIRE WOUND 330K OHM W 57 TA52 SMART CHOHYANG RI 52 ORD5603H509 RESISTOR FIXED CARBON FILM 560K OHM 1 2 W 5 TAD2 SMART CHOHYANG R2 53 _ RESISTOR FIXED METAL OXIDE FILM BOK OHM 2 W 5 00 F20 SMART CHOHYANG R3 54 04068016609 RESISTOR FIXED CARBON FILM OHM 1 4 W 5 00 52 SMART CHOHYANG R4 0RDI2006609 RESISTOR FIXED CARBON FILM 120 1 4 W 5 52 SMART CHOHYANG R5 55 04058006609 RESISTOR FIXED CARBON FILM 680 174 W 5 00 2 SMART CHOHYANG R5 57 ORMOIOIJG08 RESISTOR FIXED POWER COATED WIRE WOUND OHM I W 57 SMART CHOHYANG RXP 58 ORWO560J609 RESISTOR FIXED POWER COATED WIRE WOUND 0 56 OM W 5 2 SMART CHOHYANG RXP sa ORDIBOIGG09 RESISTOR FIXED CARBON FILM OHM 1 4 W 5 00 TASZ SMART CHOHYANG F8 60 622 RESISTOR METAL GLAZEDICHIP OHM 1 8 57 2012 R TP R9 63 EXPLATION FOR MICOM CIRCUIT lt GW B C227 88 LED gt
100. G 3V 20 FL BULK RUBYCON CE4 005 40 0 2272 638 CAPACITOR FIXED ELECTROLYTIC YK 16V 20 TP 5 RUBYCON 5185 4 02274638 CAPACITOR FIXED ELECTROLYTIC RD 25V 20 TP 5 RUBYCON CES 101105 42 OCEIOGZK638 CAPACITOR FIXED ELECTROLYTIC UF 50V 20 TP 5 RUBYCON SAMNHA 85 43 OCEIOGZK638 CAPACITOR FIXED ELECTROLYTIC YK 50V 20 TP 5 RUBYCON 6 8 11 12 4 047664638 CAPACITOR FIXED ELECTROLYTIC ATF 96 90 25V 20 TP 5 RUBYCON 45 OCKATIDKS6A CAPACITOR FIXED CERAMIC HIGH DIELECTRIC 10 000470 2012 50 80 20 R TP_X7R MURATA CC 46 002210250 CAPACITOR FIXED CERAMICIHIGH DIELECTRIC 220P 2XV K B S SAW WHA DOOSAN CC2 4 OCK224DK94A CAPACITOR FIXED CERAMIC HIGH DIELECTRIC 220NF 2012 50 80 20 F YEV R TP MURATA CC3 48 OCKIOATKO4A CAPACITOR FIXED CERAMIC HIGH DIELECTRIC IOONF 2012 50 80 20 R TP FIYEVI MURATA CC4 6 8 9 7 49 OCK2230K96A CAPACITOR FIXED CERAMIC HIGH DIELECTRIC 229 2012 50V 80 20 R TP MURATA CCIO 2 16 18 20 22 50 OCKIOZDK96A CAPACITOR FIXED CERAMIC HIGH DIELECTRIC INF 2012 50 80 20 R TP XR MURATA CCI7 19 51 00022418670 CAPACITOR FIXED FILM 0 2 D 275V 20 WPP R PILKOR ae 52 OCF33408670 CAPACITOR FIXED FILM 330NF 0 275V 20 BULK WPP PILKOR 53 00047321430 CAPACITOR FIXED FILM 47000PF S 630V J WPE NI R SEIL an 54 0913303609 RESISTOR FIXED POWER
101. ILM OK OHM 1 4 W SA TAS SMART CHOHYANG RI0 51 52 53 e RESISTOR FIXED CARBON FILM 4 OHM 1 4 W 5 SMART CHOHYANG RI2 33 39 40 46 66 0403504509 RESISTOR FIXED CARBON FILM 360 1 2 W 5r SMART CHOHYANG R23 24 5b 67 0006509 RESISTOR FIXED CARBON FILM OF 1 4 W 5r T2 SMART CHOHYANG 8 17 ORHI000L622 RESISTOR METAL GLAZED CHIP 00 OM 1 8 W 5 202 ROH 0872016 RESISTOR METAL GLAZEDICHPP 220 OHM 1 8 W 5 2012 7 007 RESISTOR METAL GLAZED CHIP OHM 1 8 W 5 2012 R TP RIB 11 100462 RESISTOR METAL GLAZED CHIP M OHA 1 8 W 5 202 ROM RI 1 0000622 RESISTOR METAL GLAZEDICHIP OK OM 1 8 W 5 2012 ROM R5 0407 RESISTOR METAL GLAZEDICHIP 4 OM 1 8 W 5 2012 ROM RI3 16 20 21 22 04 56 14 ORH200IL622 RESISTOR METAL GLAZEDICHIP A OM 8151 202 ROM R25 26 033162 RESISTOR METAL GLAZED CHIP 330 1 8 W 5 2012 R TP ROM R43 76 0RNI0026409 RESISTOR FIXED METAL FILM OK OHM 1 4 W 1 00 SMART CHOHYANG RTI 77 00 509 RESISTOR FIXED CARBON FILM OK OHM 1 4 W 54 SMART CHOHYANG 78 ORDI2026608 RESISTOR FIXED CARBON FILM 2K OM 1 4 W 5 TA SMART CHOHYANG 7 _0R082016609 RESISTOR FIXED CARBON FILM 1 4 W 5 007 SMART CHOHYANG 80 090609 RESISTOR FIXED CARBON FILM 3 9K OHM 1 4 W 5 SMART CHOHYANG 4 4 8 RESISTOR FIXED CARBON FILM K OHM 1 2 W 5r TAD SMART CHOHYANG ana 82 0R0016000 RESISTO
102. ITOR F DED FILM 2204 0 275 27 WFP NI 00733408570 CAPACITOR F DED FILM 0 275V 20 WPP NI 7 097473470 CAPACITOR FIXED FILM 10 0470F D 630v 0 05 WFP NI os 050223409 CAPACITOR FIXED FILM 0 12 8 32065401 RESISTOR SURGE 73 74 5 RA 76 3 Th RESISTOR FIXED CAFEON FILM X Ti 5 78 RESISTOR FIXED CARBON FILM 680 1 4 W 5 00 TASZ Fe 79 RESISTOR FIXED COATED WEFE WIRD OFM 1 W 57 TAS NON INOUCTIVET ROP RESISTOR FIXED POWER COATED WIRE WOUND 0 56 OHM 1 W 5 52 NON INDUCTIVET SEK OHM 2 W 5 00 FH ET Ea 200 16 2KOHM 1 1 94 2012 0RD200lG609 RZi 22 3234 53 54 63 64 i R72 T SNRI 87041002550 B 002026609 008206509 RESISTOR FIXED CARBON FILM 1 4 5 00 52 m REDEE RESISTOR FIXED FILM 330 OM VE 2012 TP FOR FOA RESISTOR FIXED FILM 1 5K OM 1 2 5 TASS SMART CHORYANG 92 0902006609 RESISTOR FIXED FILM OM 174 W 5 SMART CHOHYANG 5 42 49 51 59 60 62 93 0846225409 FESISTOR FIXED METAL FILM OM 1 4 W 1 007 SMART CHOHYANG Rimi 94 09412016405 RESISTOR FIXED CABON FILM 1 2K 1 174 6 5X2 IM AXIAL TASZ A TRI JI 55 ORNIZDIGAOS FESISTOR FIXED CAREON FILM 2
103. LAR SIEVE XH 7 894 690 753 1130 lt Plane View gt PARTS IDENTIFICATION 1 Ref No GW P227 L227 INTERNAL FILTER Dispenser Cover o Assembly ol 10 Ice amp Water Dispenser Button Refrigerator Compartment Home Bar L227 Non Home bar Freezer Compartment Automatic Shelf or Drawer Lamp Shelf or Drawer Drawe Door rack Drawer 2 or 3 Door rack Lower cover Water Tube Milk product corner Lamp Shelf Wine holder Plastic or wire Door Rack Shel Can Server Optional Snack drawer Optiona Shelf Folding or Normal Refreshment center Optional Egg Box Vegetable Drawer 1 or 2 Humidity switch Miracle Zone Optional Fresh compartment Optional Door Rack Conversion switch Meats Vegetables Optional PARTS IDENTIFICATION 2 Ref No GW P227 L227 EXTERNAL FILTER Dispenser Cover Assembly Ice amp Water Dispenser Button Home Bar Automatic
104. LD LOCK EXPRESS FRZ t CHILD Lock is 3SECS 15 MICOM FUNCTION 1 3 Display Second Function FREEZER EXPRESS FRZ REFRIGERATOR LIGHT FILTER DISPENSER CHILD LOCK 5 Temperature Express freezer Dispenser selection button adjustment button for freezer Lock button 3 seconds compartment Temperature adjustment button Light ON OFF button for refrigerator compartment Filter reset button 3 seconds 1 Buzzer sound mute Mode The buzzer sound is set to OFF It activates by sounding the recognition sound of Ding after pressing and holding Express FRZ button more than 5 seconds It inactivates when resetting the mode power 2 Display Power saving Mode It places display in standby mode until door is opened Press Freezer and Express FRZ buttons simultaneously to turn all leds become ON and then OFF with the recognition sound of Ding after 5 seconds Be sure not to press only one button to work Once the mode activates the display is always OFF Until door is opened or display button is pressed When 30 seconds has elapsed after closing door or pressing button the display turns OFF To deactivate this mode is same as the activation methods The mode inactivates when resetting the power 3 Exhibition Mode This function is available when exhibiting a refrigerator in the shopping moll Function is inserted with recognition sound Ding
105. N DAE A LEAD RIP 0 68548500014 WIRE 0 8 TAPING SN DAE A LEAD FI F 0 6908 002 BUZZER BY 2k BUJEON PIEZO 2KHZ 8008 840 BUZZER 3 6200880098 FILTERICIRCI CHB40050_ TNC EX TN 04 6200 88007X FILTERICIRC WII 06320_ BK 0 54 2 5 OLRIOOINAFO INOUCTOR RADIAL LEAD 20 642 5 BULK 134 06 30024470 FUE DRAWING BA 20V EF 9M JU FUSE 07 690188001 FUSE ASSEMBLY KORE PJT 9M JJ FUSE HOLDER 08 FUSE SLON BLON BOOOMA 250 V 5 240 LD GL UL CSA 9M JU FUSEZ 09 0001037 CONNECTOR CIRC WAFER 2 HAN KUK DAN JA M M KET 2 0 4970 HEAT SINK 2 3475 DRIVE IC STR R S64 66 73 PN I SCREW TAE SUNG 2 163030748 SCREW 5 BINDING HEAD 3 0 18 0 MSHRS FZY 0 2 02000 SOLDERIROSIN WIRE RSO 01 20 i 3 4911004 SOLDER SOLDERING A HEESUNG METAL BAR SN 634 NA HEE SUNG 4 5333305 FLUX 56 0 825 0 890 KOREA F H 206 KOKI 5 6 66 ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR 1 Working Principles 1 1 Ice Maker Working Principles Power Input Level Ice Maker Cube Mould for Initial Control after power is input Initial Control Ice Making Control Ice Ejection Control Check ice bucket is full of ice by rotating ice ejection motor in normal and reverse direction and eject ice into the ice bucket if ice bucket is not full Water Supply Control Test Control
106. NG AND 55 ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR en 67 WORKING PRINCIPLES c ta et ee Ae eid C E b 67 FUNCTION OF ICE MAKER 2 iio ee aie e e 67 ICE MAKER TROUBLESHOOTING t tb tc d cote Dg he ode Need dean 71 CIRCUIT pum 73 IieUuBdnieecm 75 TROUBLE SHOOTING a UC NC OUO Re 75 FAULTS Hee qu eiue nce quieti deae ast 85 COOLING CYCLE HEAVY ede temere ep Denis 102 HOW TO DEAL WITH CLAIMS i Pe e a t duda 109 HOW DISASSEMBLE AND ASSEMBLE 1 nnns sain assa snas tassa assa asm assa assa ss asas asa 114 114 115 SHROUD GRILLE FAN eio d e c pe ed adh ee Lo 115 ea CO Eu 115 WATER VALVE DISASSEMBLY ee 116 FAN FAN MOTOR DISASSEMBLY METHGOD ee 116 DISPENSER itecto te ia ith e de ed aii Dd pee es ack ete a 117 eaae 118 EXRLODED 120 REPLACEMENT PARTS LIST i rapeaa arae aeaaea eaea arn a ASer e EOE a eanas Enea raa eaae aiaa Eaa 129 WARNINGS AND PRECAUTIONS FOR SAFETY Please observ
107. NONE 2P DIP S W IOTAX 129 JUP WIRE 0 6 75 100 125 I50MM TAPING SN DAE A LEAD 01 52 130 685485000IA JUMP WIRE 0 6 75 100 125 50 TAPING SN DAE LEAD E JUMP WIRE 0 6 75 100 125 50 1 TAPING SN DAE A LEAD 132 6854B50001A JUMP WIRE 0 6W 75 100 125 I5OMM TAPING SN DAE A LEAD 133 68548500014 JUMP WIRE 0 6WM 75 100 125 150 SN LEAD RI JI 134 6565465000IA WIRE 175 100 125 50MM TAPING SN LEAD 81 2 135 6854850001 JUMP WIRE 0 6M 75 100 125 50MM SN IDAE A LEAD RIB 136 6854B50001A JUMP WIRE 0 8 75 00 125 TP TAPING SN DAE A LEAD 137 ___ JUMP WIRE 0 6 75 100 125 50MM TAPING SN DAE A LEAD FI F2 138 6908 83002 BUZZER BN 20K PIEZO KHZ 8008 139 6200 88001B FILTERICIRCI EMC 1200 F PIKOR PILKOR CRI 6200880098 FILTERICIRCI EMC CH340050 EK LI 141_ 620088007 FILTERICIRCI UVII 05320 EK 0 5A 320MH 12 142 OLRIOOIMAFO INDUCTOR RADIAL LEAD TOOOUH 20 62 5 BULK 13 4 143 3 02447 FUSE DRAWING EF SAM JU 144 690188001 FUSE ASSEMBLY N S JU FUSE HOLDER 145 02550018502 FUSE SLON BLOW 250 V 5 2X20 LD GL U 7 CSA SAM JU FUSEZ 146 OQ0I030F CONNEC
108. OGZK638 ELECTROLYTIC GR 50V IOU M Sell T P5 G LUXON MI CE6 9 10 12 13 85 40 QCEI05 K638 CAPACITOR FIXED ELECTROLYTIC 50V 20 TP 5 RUBYCON 40 00105638 CAPACITOR FIXED ELECTROLYTIC CR 5OV IF 581 T P5 G LUXON MI IE 4 0033408670 CAPACITORFIXED FILM 330N 025 20 BULK WPP NI PILKOR CM 41 00F33408670 CAPACITOR FIXED FILM MX 279V 0 33F M F C22 5 EUROPTRONICIMTI 42 002240870 CAPACITOR FIXED FILM 220NF 0 2751 20 BULK WPP NI PILKOR oe 42 002240870 CAPACITOR FIXED FILM MX 2T9V 0 2AF 22 5 EUROPTRONIC IMTI oe 00047321430 CAPACITOR FIXED FILM 47000PF S 630V J WPE SEIL 43 0004732 430 CAPACITOR FIXED FILM DPE 630V 0 047UF F CI7 5 EUROPTRONIC IMT 44 220000 CERAMIC HIGH DIELECTRI 220P XV K BS SAM WHA DOOSAN 2 44 220280 CAPACITOR FIXED CERAMIC HIGH DIELECTRI DCH XV 220PF K YSP B F CIO HONGMING MTI 72 45 OCK2240K94A CAPACITOR FIXED CERAMICIHIGH DIELECTRI 220N 2012 50V 80 20 FIYSV R TP MURATA 03 46 OCKIO4DK94A CAPACITOR FIXED CERAMIC HIGH 2012 50V 80 20 R TP F YSVI 4 9 47 2230 CAPACITOR FIXED CERAMIC HIGH DIELECTRI CO 2012 500 80 20 XIR 0 10 13 15 17 19 21 48 OCK2230K96A CAPACITOR FIXED CERAMIC HIGH DIELECTRI 22 2012 50 80 20 R TP XR MURATA CCM 49 ORHO000L622 RESISTOR M
109. OINT B Voltage Cold storage sensor 1 POINT C Voltage 0 5 V 4 5 V OV 5V Cold storage sensor 2 POINT Voltage Ice making sensor POINT E Voltage Room temperature sensor POINT F Voltage 38 EXPLATION FOR MICOM CIRCUIT lt GW B C227 88 LED gt RTI P67 63 R25 5 CCIO CEG E RT SENSOR 777 750V 6 FFI n I6 2 F 4 8071 E 4 CONS P66 62 b d AINS L RIZ me I c F SENSOR 777 50V 2 RDI pes R28 ie 5 9 AINE x 4 D SENSOR 777 50V 4 a CONG PG2 58 E R47 26 KF PE AIN2 20 L T 3 RI SENSOR 23 F 50V 6 777 S RR2 P63 59 R48 26 IKF 7 AIN3 t T ccz CE0 Av E ZZ R2 SENSOR 777 b 50V 1 8 777 39 EXPLATION FOR MICOM CIRCUIT GW B C227 Bar LED gt P67 AIN7 P66 LAING C E P62 AIN2 P63 AIN3 Se CON3 RTI 63 R28 IOKF 2 es aE 2k gt ee RT SENSOR 77 777 50V PFI ga lt CON4 62 L F SENSOR 223 ROI IOuF 2 6 R30 26 IKF 3 L a CEB D SENSOR 23 8 4 RRI CONS
110. R FIXED CARBON FILM 2k OHM 1 4 W SA SMART CHOHYANG R2B 32 38 45 47 50 83 0 02 09 RESISTOR FIXED METAL FILM 6 2K OHM 1 4 W 1 00 TA SMART CHOHYANG 040812409 RESISTOR FIXED METAL FILM 26 K OHM 1 4 W 1 00 SMART CHOHYANG JARI 652 s 40101409 RESISTOR FIXED METAL FILM 1 4 W 1 00 TAZ SMART CHOHYANG R2 amp 804010400 RESISTOR FIXED METAL FILM 204K OHM 1 4 W 1 007 SMART CHOHYANG 87 9 RESISTOR FIXED CARBON FILM 1 1 4 W 50 1852 SMART CHOHYANG 8 090659 RESISTORS FIXED CARBON FILM 1 2 OHM 1 4 W 57 SMART CHOHYANG RIZ 89 TRANSISTOR BIPOLARS KEC KTBII I BK 60V 5A KEC 02 4 OTRSISBOGAA TRANSISTOR KTC3I9B TP Y_ KTCIBIS KEC 8 5 1105094 RANSISTOR I06M KRAZ206 TOG2M 50 KEC 06 OTRIOGOOGAF TRANSISTOR 106M KEC 50 1 07 33 FILTERICIRC EM SAMWHA 52 SAN WHA 94 GO00RRTOOIW SNITCH THWSO2GAA POSTECH 2V DC SOMA TAPING POSTECH N 68548500014 WIRE 52 MM TAPING SN DAE A LEAD 3 5 95 66542500014 WIRE 5211 TAPING SN DAE LEAD P 37 685485000IA WIRE AM 521MM TAPING SN DAE A LEAD WIRE 0 8 521MM TAPING SN DAE A LEAD P 39 WIRE 52 SN DAE A LEAD RIJ 0 685485000IA WIRE 0 8M S
111. R44 Laus m 5 P53 52 x TAM F FAN PWM E 0 Ey ge R42e KTC3l98 72M 10K t x 777 RAG ps0 49 d am F FAN LOCK 10 L T 02 777 46 EXPLATION FOR MICOM CIRCUIT 1 10 Temperature compensation and over cool weak cool compensation circuit 1 Temperature compensation at freezing room cold storage room lt GW P L227 88 LED gt P60 RFit I6 2KF RJ ma CONG MICOM yan L K ia CET gi F SENSOR 223 T 2 m 50V 4 lt GW P L227 Bar LED gt Rige 10K 1 RCR 1 Cl I6 2KF MICOM MI ma OI pe CON6 L CE7 223 I GW B C227 88 LED gt R3 ji IRI CONG pes 5 5 F SENSOR AIN5 CCI3 a CE7 223 OF Mo 25 IKF B m m ___ CON7 M COM x 9 9 ig 2 evo RI SENSOR e lt GW B C227 Bar LED gt P60 56 AINO I5 2KF MICOM le pa AINS cu 5 pm F SENSOR 23 T OF 2 47 EXPLATION FOR MICOM CIRCUIT 6 JUMP WIRE Freezing room Cold storage room Resistance value Temperature Resistance value Temperature Remarks R J1 R J2 compensation RCR1 compensation 6 0 6 2
112. RCUIT InEven if opening the door of freezing room or cold storage room during operation of fan motor at the freezing room this circuit does not stop and operates at the standard RPM In addition if doors of freezing room or cold storage room the fan motor normally operates at the RPM previously operated and D of door switch for the freezing room or cold storage room are connected to the door open sensing circuit in parallel toward both ends of switch to determine door open at MICOM Since a door switch of the home bar is connected to door switch of the cold storage room it senses door opening if even one of both is opened The fan motor is immediately stop if opening doors of the freezing room or cold storage room at the TEST mode and it immediately operates if closing them Frost i Dispenser Type of Load COMP Removal R room LAMP P Pipe Heater Relay Heater Heater Measuring part IC6 No 16 No 12 No 11 No 15 No 13 No 14 ON Within 1 V aus T OFF 12V GW P L227 88 LED gt A 24 7 4 IC6 KID65003AF ERES QP 2 3 1 05 S E
113. RELAY ALEISBI2 MATSUSHITA 250VAC IGA 12VDC TA NO VENTING MASUSHITA 6920 20058 RELAY G5US IA NT OMRON 250VAC 16 I2VOC IA NO VENTING OMRON RY7 EXPORT 6920820050 RELAY DHIU II DEC 250VAC 16A I2VOC IA VENTING DAIICHI 25 6920820036 RELAY GENB IA E CHINA OMRON 250VAC I2VDC NO VENTING OMRON 21 6212BA304A RESONATOR CERAMIC CSTLS4MO0G53 AO MURATA 4 00MHZ 0 57 SPF MURATA 090 28 6102 00 VARISTOR SVCG2ID IMA SAMWHA UL VDE BK 6201 SAW WAA IL VAI 29 6I02 B800E VARISTOR SVC271D MA SAMWHA UL VDE BK 2701 SAW WHA IL JIN VAI 0DRIO7009AA DIODE RECTIFIERS FRIO7 TP DELTA 0041 1000V IA DELTA 01 2 12 13 0 5 3 ODRSA00090A DIODE RECTIFIERS 3 SANKEN NON 350V 3 54 80A SONSEC 0 IMA SANKEN 03 ODRGAO000A DIODE RECTIFIERS 3 SANKEN BK NON 350V 3 54 80A SONSEC 0 IMA SANKEN D4 33 0083650000AA DIODE RECTIFIERS D358A60 BK SHINDENGEN 600V 4 SHINDENGEN BD 34 0DD400400M DIODE RECTIFIERS 004 PYUNG CHANG TP26 0041 400V 30A 796 DELTA PYUNGCHANG 05 8 D OCEATEZVEED CAPACITOR FIXED ELECTROLYTIC NF HE 450V 20 BULK SNAP IN RUBYCON SAMWHA 105 OCE6867U6E0 CAPACITOR FIXED ELECTROLYTIC MXC 400V 20 BULK SNAP RUBYCON SAMIHA CEOS 37 CE2267K638 CAPACITOR FIXED ELECTROLYTIC 22UF_YXA SOV 20 TP 5 RUBYCON SAMIHA 22106 3 001087450 CAPACITOR FIXED ELECTROLYTIC O00UF YXG 25V 20 FL BULK RUBYCON SAMWHA CE3II05 OCEIORZ GIO CAPACITOR FIXED ELECTROLYTIC YX
114. S4 00MG03 5 XOUT MICOM 1 5 RIO 1 8 w lt GW P L227 88 LED gt lt GW P L227 Bar LED gt ICI cs 54 00 503 id Ii li 3l RI3 IM RI3 M 3 1 3 Reset circuit The reset circuit is circuit allowing various parts such as RAM inside of MICOM to initialize and the whole of function to start from the initial status when initial power is input or when power is applied again to MICOM by a spontaneous power failure LOW voltage is applied to the reset terminal of MICOM in the beginning of power supply for a constant time 10ms Reset terminal during general operation is 5V No MICOM operates in failure of RESET IC GW B C227 88 LED gt GW B C227 Bar LED gt em 3 EE D nur C if T ds 2 RT C ez MICOM MICOM GW P L227 88 LED gt lt GW P L227 Bar LED gt E M COM 1 3 8 a c9 mo wr T iW D is P ner 28 EXPLATION FOR MICOM CIRCUIT 1 4 Load dispenser operation buzzer driving door opening circuit 1 LOAD DRIVING CI
115. SOR ABNORMAL DISPLAY GRAPHIC ON THE PART TURNS OFF ICE MAKER SENSOR 2 14 Test Function 1 The purpose of test function is to check function of the PWB and product and to search for the failure part at the failure status 2 Test button is placed on the main PCB of refrigerator test switch and the test mode will be finished after maximum 2 hours irrespective of test mode and then is reset to the normal status 3 Function adjustment button is not perceived during performance of test mode but only warning sounds ring 4 In finishing test mode always pull the power cord out and then plug in it again for the normal state 5 If nonconforming contents such as sensor failure are found during performance of test mode release the test mode and display the failure code 6 Even if pressing the test button during failure code display test mode will not be performed MODE OPERATION CONTENTS REMARKS 1 CONTINUOUS OPERATION OF COMPRESSOR 4 STEPPING MOTOR DAMPER IS COMPLETELY OPENED TEST1 PRESS TEST BUTTON ONCE 2 CONTINUOUS OPERATION OF FREEZING BLDC MOTOR OPEN OF BAFFLE FREEZING FAN TURNS OFF STRONG COLD MODE HIGH SPEED RPM AND COOLING BLDC MOTOR 5 ALL DISPLAY GRAPHICS TURNS ON IN DOOR OPENING 3 DEFROST HEATER TURNS OFF PRESS TEST BUTTON ONCE AT THE TEST 1 COMPRESSOR OFF 4 STEPPING MOTOR DAMPER IS COMPLETELY RETURN TO THE NORMAL TEST2 1 STATUS 2 FREEZING BLDC MOTOR AND COOLING BLD
116. TOR WAFER GPBBIIOI 2 HAN DAN JA NA KET 147 4920J83007A HEAT SINK 23 3 17 25 DRIVE IC STR 564 65 73 2PIN SCREW SUNG PHOTOSELL IC2 148 15820302418 SCREW TITE S BINDING HEAD 03 0 18 0 MSWR3 F ZY SUNG PHOTOSELL IC2 149 lt 550000008 SOLDERIROSIN WIRE RSO ISR 34 PB FREE LFM 48 E 150 SSWZU LODAA SOLDER SOLDERING LFM 3B SN 3 0A6 0 5CU 3 0 HEE SUNG E 151 7245780004 FLUX SV PEF 06 12 5 0 815 0 003 152 __ODZRMOOIB8A DIODE ZENERS RLZ ROM R TP LLDSILL 34 SOOMW 5 6V 20MA FF ROM 201 2 3 4 153 6630V902IIA CONNECTOR CIRC NAFER 1743330 1 oP 11 00 IR STRAIGHT DIP NATURAL 2 154 _ORD2400H509 IRESISTOR FIXED CARBON FILM 240 OHM 1 2 W 5 2 SMART CHOHY ANG 165 000400409 DIODE RECTIFIERS IN4004 PYUNG CHANG 2 D04 400V 30A 75NS SUA IDELTA PYUNGCHANG 016 156 __ ICAPACITOR FIXED ELECTROLYTIC KME RG 50 207 FMS TP 5 5 SAMYOUNG SAMHWA RLBYOON 19 85 62 EXPLATION FOR MICOM CIRCUIT lt GW B C227 88 LED gt
117. a Note Winter 5g Note Do not burn O ring rubber during Summer 5g welding 6 Drier replacement Use R134a exclusively To remove for R134a refrigerator the moisture Use R12 exclusively from pipe for R12 refrigerator Replace drier whenever repairing refrigerator cycle piping ef Leak check Do not use soapy Detect Check oil leak at refrigerant leak area water for check refrigerant Use electronic leak detector if oil leak is it may be sucked leak area not found into the pipe by The electronic leak detector is very sensitive to halogen gas in the air It also can detect R141b in urethane Please practice therfore many times before use NOTE Please contact Songso company on 82 53 554 2067 if you have inquiry on heavy repair special facility 102 TROUBLE DIAGNOSIS 3 2 Summary Of Heavy Repair Process Contents Tools Trouble diagnosi Remove ae Residuals Cut charging pipe ends and discharge refrigerant from drier and compressor Filter side cutters Parts replacement and welding Use R134a oil and refrigerant for compressor and drier Confirm N2 sealing and packing conditions before use Use good one for welding and assembly Weld under nitrogen gas atmosphere N2 gas pressure 0 1 0 2kg cm Repair in a clean and dry place Pipe Cutter Gas welder gas Evacuate for more than forty minutes after connecting manifold gauge hose and vacuum pump t
118. age 18 lt GW P L227 88 LED gt Is DC Power 5V and 12V output normal Is cube ice led off during troubleshooting check Is Crushed Ice LED off during troubleshooting check No Are ice ejection and level return normal when test switch is pressed for more than 0 5 second Does the bell sound once Is water suppy normal after Ice ejection and level return by ice ejection motor Failed DC Power Check DC power 5V 12V Failed ice making sensor Check the resistance of both ends 1 2 of ice making sensor of CON8 Defects between ice making sensor and board Pin No 60 of IC1 Failed Ice Maker Unit Is the resistance of both ends 9 10 of ice ejection motor of CONS between 18 220 15 ice ejection motor drive circuit IC11 and peripheral circuits normal Defects between Hall IC and Board Pin No 42 of IC1 Confirm ice ejection and level return when pressing test switch Normal Failed ice maker unit test switch Are both ends 5 6 of CON8 test switch open Defects between test switch and board Pin No 40 of IC1 Are both ends 3 4 of CON8 ice maker stop switch short Poor water supply Is power applied to water supply valve Does the water supply valve work normally Is the water supply line normally connected 71 Change main PWB Replace Ice
119. becomes louder if the refrigerator is installed on a wooden floor or near a wooden wall Move it to the another location If the refrigerator is not leveled properly a small vibration can make a loud sound Please adjust the level of the refrigerator 109 TROUBLE DIAGNOSIS Problems Checks and Measures Sounds of water flowing E Explain the flow of refrigerant When the refrigerator stops the water flowing sound happens This sound happens when the liquid or vapor refrigerant flows from the evaporator to compressor Click sounds B Explain the characteriistics of moving parts This noise comes from the MICOM controller s switch on the top of the refrigerator when it is turned on and off Noise of ice maker operation applicable to model with ice maker Noise produced by ice dropping and hitting ice bank Noise from motor sounds Whizz Explain the procedure and principles of ice maker operation Automatic ice maker repeats the cycle of water supplying gt icemaking ice ejection When water is supplied the water supply valve in the machine room makes sounds like Whizz and water flowing also makes sound When water freezes to ice freezing sounds such as click click are heard When ice is being ejected sounds like Whizz produced by a motor to rotate an ice tray and ice dropping and hitting ice bank sounds are also heard Noise when supplying water E
120. between test switch and board Pin No 42 of IC1 Are both ends 3 4 of CON8 ice maker stop switch short Poor water supply Replace water supply valve 5 power applied to water supply valve Does the water supply valve work normally s the water supply line normally connected 72 CIRCUIT lt GW P L B C227 88 LED gt
121. ce between the refrigerator and the wall the air circulation sounds may be noticeable Noise of Compressor This operating sound happens when the compressor compresses the refrigerant The compressor rotates at 3600RPM The sound of compressor operation becomes louder as the refrigerator capacity increases Click sounds Bi Explain the principles of temperature change The sounds happens when pipes and internal evaporator in the refrigerator compartment expand and contract as the temperature changes during the refrigerator operation This sound also happens during defrosting twice a day when the ice on the evaporator melts Clunk sound Explain that it comes from the compressor when the refrigerator starts When the refrigerator operates the piston and motor in the compressor rotate at 3600RPM This sound is caused by the vibration of motor and piston when they start and finish their operation This phenomena can be compared with that of cars When the car engine ignites and starts to rotate the loud sound becomes gradually quiet When the engine stops it stops with vibration Vibration sound Check the sound whether it comes from the pipes vibration and friction Insert rubber or leave a space between pipes to avoid the noise Fix the fan blade if the noise is due to the collision of fan and shroud Fix the drip tray if it is loosened Sound depends on the installation location Sound
122. crew to the display by using Separate the display by using a flyer a screwdriver 119 EXPLODED VIEW FREEZER DOOR PART GW P227 L227 Optional part 120 EXPLODED VIEW FREEZER DOOR PART GW C227 B227 Optional part 121 EXPLODED VIEW REFRIGERATOR DOOR PART GR P227 C227 Optional part 122 EXPLODED VIEW REFRIGERATOR DOOR PART GW L227 B227 Optional part LK UN 3 E EXPLODED VIEW FREEZER COMPARTMENT Optional part 124 EXPLODED VIEW REFRIGERATOR COMPARTMENT Optional part 125 EXPLODED VIEW MACHINE COMPARTMENT Optional part WWM WU CS 4 126 EXPLODED VIEW DISPENSER PART Optional part 127 P No MFL38540601 MAR 2007 Printed in Poland
123. d faulty stopper 2 Odor Temperature of High Faulty damper control refrigerator Button is set at weak compartment Door is open interference by food Deodorizer No deodorizer Poor capacity 84 TROUBLE DIAGNOSIS ol pue auo MAU JosseJduioo JON syed yosdD sejeJedo Buung pejoejuoo SI I Se UOOS Se SHelS 1 ir Kelllxny uoneJedo 2910 0 10559 y JeNod Adde 34oloedeo leuuou sued Ajquiasse JosseJduJoo J Uezo SI 10SsejduoaD syed ewou SI 3 JOU SI ejeJedo 9uo SI oc ene A jou seop 9 1591 QOUR SISOJ OU 0949 AIned 1055919109 S429u2 10559 05 72 2 pue esneo eui Apuenbouj suwo g 957 J uoneouioeds s Jaye esnj peleJ payed eBeyoA
124. d reconstruct the refrigerator for themselves It may cause accident electric shock or fire Do not store flammable materials such as ether benzene alcohol chemicals gas or medicine in the refrigerator Do not put flower vase cup cosmetics chemicals etc or container with full of water on the top of the refrigerator Do not put glass bottles with full of water into the freezer The contents shall freeze and break the glass bottles When you scrap the refrigerator please disconnect the door gasket first and scrap it where children are not accessible SPECIFICATIONS 1 Ref No GW P227 L227 C227 B227 ITEMS SPECIFICATIONS ITEMS SPECIFICATIONS DIMENSIONS mm 894 W x753 D x1753 H FIRST DEFROST 4 5 Hours NET WEIGHT kg 128 P227 123 1227 119 8227 114 8227 DEFROST CYCLE 13 15 Hours lt Front View gt COOLING SYSTEM Fan Cooling DEFROSTING DEVICE Heater Sheath TEMPERATURE CONTROL Micom Control ANTI SWEAT HEATER Dispenser Duct Door Heater DEFROSTING SYSTEM Full Automatic Dispenser Heater Heater Defrost Home Bar Heater INSULATION Cyclo Pentane ANTI FREEZING HEATER Damper Heater COMPRESSOR P T C Starting Type FREEZER LAMP 40W 1 EA EVAPORATOR Fin Tube Type REFRIGERATOR LAMP 40W 1 EA or 40W 2 EA CONDENSER Wire Condenser REFRIGERANT R134a 180g LUBRICATING OIL FREOL 10G 310 cc DRIER ID 0 83 CAPILLARY TUBE MOLECU
125. d water supply can be checked by test switch When test function performs normally buzzer sounds and water supply shall carry out Check it for repair if buzzer does not sound 4 When water supply is completed the cycle operates normally as follows Ice making gt Ice ejection Returning to horizontal conditions Water supply 5 Remove ice from the ice maker cube mould and press test switch when ice maker cube mould is full of ice as ice ejection and water supply control do not work when cube mould is full of ice 2 6 Other functions relating to freezer compartment door opening 1 When freezer door is open ice dispenser stops in order to reduce noise and ice drop 2 When freezer door is open during ice ejection and cube mould returning to horizontal condition ice ejection and cube mould level return proceed 3 When freezer door is open geared motor and cube ice solenoid immediately stop and duct door solenoid stops after 5 seconds 4 Water dispenser stops in order to protect water drop when freezer door is open 5 Test function operates normally irrespect of refrigearator compartment door opening 70 ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR 3 Ice Maker Troubleshooting Troubleshooting it is possible to confirm by pressing freezer and refrigerator temperature control buttons for more than 1 second ice maker is normal if all leds are on refer to trouble diagnposis function in MICOM function 2 8 p
126. ditions and water pressure as itis a direct tap water N OFF 4 0 SEC x 2 S connection type the water supplied is 3 OFF ON 5 5 SEC generally 60 cc to 100 cc 4 ON ON 6 5 SEC DIP switch is on the main PCB 3 If water supply quantity setting is changed while power is on water supplies for the amended time If DIP switch is changed during water supply water shall be supplied for the previous setting time But it will supply for the amended time from the next supply 4 When water supply signal is applied to water and ice valves at the same time during water supply water shall be supplied to water valve If water supply signal is applied to ice valve during water supply water shall be supplied to both water and ice valves 2 3 Ice Making Control Function 1 Ice making control is carried out from the completion of water supply to the completion of ice making in the cube mould Ice making sensor detects the temperature of cube mould and completes ice making ice making sensor is fixed below ice maker cube mould 2 Ice making control starts after completion of water supply control or initial control 3 At first It is judged that ice making is completed when ice making sensor temperature reaches at 8 C after 70 minutes when water is supplied to ice maker cube mould 4 Finally It is judged that ice making is completed when ice maker sensor temperature reaches below 12 C after 20 minutes in condition
127. dual frost r Fan overload Fan misuse Rated power misuse Low voltage Faulty fan Fan misuse Bad shape Loose connection Not tightly connected Insert depth Bent Ice and foreign materials on rotating parts 5 Compressor capacity Rating misuse Small capacity Low valtage 6 Refrigerant r Malfunction of charging cylinder too much or too little Wrong setting of refrigerant 7 Continuous operation nsufficient compressor Faulty compressor No contact of temperature controller Foreign materials 8 Damper opens continuously Foreign materials P U liquid dump jammed EPS water sediment Screw Failed sensor Position of sensor Characteristics Bad characteristics of its own temperatue of damper Parts misuse Charge of temperature Impact characteristics 9 Food storing place Near the outlet of cooling air low termperature RPM characteristics Check visually after disassembly Check visually after disassembly 79 TROUBLE DIAGNOSIS CLAIMS CAUSES AND CHECK POINTS HOW TO CHECK 4 Warm 1 Colgged cooling path refrigerator PIU liquid leak compartment Foreign materials P U dump liquid temperature 5 No automatic operation faulty contacts 6 Dew and ice formation 2 Food storate Store h
128. e Sealing is broken Moisture penetration Cord heater E Pipe damaged Moisture penetration Bad sealing Sheath heater CLAIMS CAUSES AND CHECK POINTS HOW TO CHECK 8 Faulty lamp 1 Lamp problem Filament blows out freezer and Glass is broken refrigerator 2 Bad lamp assembly Not inserted compartment Loosened by vibration E Connect conduction and non conduction parts and check with tester Conduction NG Resistanceco OK 83 TROUBLE DIAGNOSIS Food Storage Seal condition Long term storage Others Odors from chemical Store special odorous food procucts CLAIMS CAUSES AND CHECK POINTS HOW TO CHECK 10 Structure 1 Door foam appearance r Sag Weak torque of Bolt is loosened during and others hinge connection transportaion Not tightly fastened Screw wom out Weak gasket Adhesion surface adhesion Fixed tape Not well fixed Noise during Hinge interference Bigger door foam operation r Hinge Pin tilted Poor flatness No washer No grease and not enough quantity Malfunction Not closed Interference between door liner and inner liner Refrigerator Stopper worn out compartment is r Bad freezer compartment door opened when freezer assembly compartment is No stopper Close
129. e room into MICOM 49 EXPLATION FOR MICOM CIRCUIT 1 11 Display Circuit FREEZER O EXPRESS FRZ O lt GW P L227 gt DISPENSER CHILD LOCK secs REFRIGERATOR LIGHT FILTER 1 bier 4 1 1 1 F p g 3 T 20 psit ie p 19 paowNo receive Ly 4 12 21 27 28 37 39 CS 2 1 19 por gt T s P74 44 iym KIA7O4ZAF RESET esl FT a 5 16 004 d d ism aoe 3 PP d Iclol TWSPHTU ug m 5s ey my ug EN Bom 2 EB zi m JEFE 8 8 Po mE 2 208 tho xxx Irs wl uw m uim 3 NE NI vog E x b i slao ES ali E JE Issa igo gt 39 p 7 ma 2 8 P67 2 o fe raa 2 P55 Pah oe E y mE PE 50 EXPLATION FOR MICOM CIRCUIT lt GW B C227 gt FRZ TEMP REF TEMP FREEZER C Ium uc REFRIGERATOR LIE EXPRESS FRZ CHILD LOCK EXPRESS FRZ M CHILD LOCK Ws 3SECS vad 4 Varet PA Ves Voss esr 3 2 brenster PEDIAIN
130. e the following safety precautions in order to use safely and correctly the refrigerator and to prevent accident and danger during repair Be care of an electric shock Disconnect power cord from wall outlet and wait for more than three minutes before replacing PWB parts Shut off the power whenever replacing and repairing electric components When connecting power cord please wait for more than five minutes after power cord was disconnected from the wall outlet Please check if the power plug is pressed down by the refrigerator against the wall If the power plug was damaged it may cause fire or electric shock If the wall outlet is over loaded it may cause fire Please use its own individual electrical outlet for the refrigerator Please make sure the outlet is properly earthed particularly in wet or damp area Use standard electrical components when replacing them Make sure the hook is correctly engaged Remove dust and foreign materials from the housing and connecting parts 8 10 11 12 13 14 15 Do not fray damage machine heavily bend pull out or twist the power cord Please check the evidence of moisture intrusion in the electrical components Replace the parts or mask it with insulation tapes if moisture intrusion was confirmed Do not touch the icemaker with hands or tools to confirm the operation of geared motor Do not let the customers repair disassemble an
131. eed to be adjusted Contact the service center If ice is not used frequently it may lump together Power failure Ice may drop into the freezer compartment Take the ice storage bin out and discard all the ice then dry it and place it back After the machine is powered again crushed ice will be automatically selected The unit is newly installed It takes about 12 hours for a newly installed refrigerator to make ice in the freezer compartment 2 4 Express freezing 1 Express freezing is function to improve cooling speed of the freezing room by consecutively operating compressors and freezing room fan 2 Express freezing is released if power failure occurs and then returns to the original status Temperature setting is not changed even if selecting the express freezing 4 The change of temperature setting at the freezing room or the cold storage room is allowed with express freezing selected and prrocessed 5 The cold storage room operates the status currently set with Express freezing selected and procesed 6 If selecting the Express freezing the Express freezing function is released after continuously operating compressor and freezing room fan CD 7 lf frost removal starting time is arrived during Express freezing Express freezing operation is done only for the remaining time after completion of frost removal when the Express freezing operation time passes 90 minutes If passing 90 minutes Express freezing operati
132. ees Note Check that the guideline and the fastening indication line are aligned ee Substitute Separation of red cap eM Adhesion Sticker 2 Replacement of water filter While holding the lower part of the filter turn it counterclockwise 1 by 90 degrees and pull it down Note Check that the guideline and the loosening indication line are aligned 12 HOW TO INSTALL REFRIGERATOR 3 How to Control the Amount of Water Supplied to Icemaker 3 1 Confirm the amount of water supplied to the icemaker 1 Remove the cover bucket Lift the cover with a slight twisting 2 Remove the ice bucket Lift the lower part slightly and take the ice bucket out slowly Caution Do not put your hands or tools into the chute to confirm the operation of geared motor It may damage refrigerator or hurt your hands Check the operation of motor with its operation noise 3 Apply electricity after connecting water pipe 1 Press test switch under the icemaker for two seconds as shown below 2 The bell rings ding dong and ice tray rotates and water comes out from the icemaker water tube 3 The water shall be supplied two or three times into the tray The amount of water supplied for each time is small Put a water container under the ice tray and press test switch 4 When ice tray rotates the water in it will spill Collect the spilt water and throw away into the sink
133. efrigerator in a moment If the refrigerator is used for a long time it will then open smoothly When the refrigerator compartment door is open and close the freezer compartment door moves up and down When the refrigerator compartment door is open and close fresh air comes into the freezer compartment and moves up and down the freezer compartment door Door opens too easily There is a magnet in the gasket rubber so that it is ok if door is securely closed without a gap It can be open easily if the foods in the refrigerator or freezer compartments hold the door open door does not close properly If the rear side of the refrigerator is raised higher than front side door shall not be easily closed Adjust the level of refrigerator with levelling screws 113 HOW TO DISASSEMBLE AND ASSEMBLE 1 DOOR 1 Remove lower cover and remove clip then disconnect water supply tube in the lower part of freezer door Pull a water supply tube 2 forward while pressing part to disconnect water supply tube as shown below 4 u 2 Remove a freezer door 1 Loosen hinge cover screw of freezer door and remove cover Disconnect all connecting lines except earthing cord 2 Line Earthing Cord 2 Turn hinge lever in arrow direction until it is loosened and take it out in arrow direction Note When disconnecting refrigerator door turn hinge lever counterclockwise
134. ep peg Sy1euloH soJnseo y Sy929u5 100 TROUBLE DIAGNOSIS sued Jelsel sped Jo eouejsiseJ 9 Jesuedsip peleloosse syed eAgooejeq 19159 YOOUD esuedsip peleloosse sued Jelsel Syed seouelslsel YOOUD piouejos Jesuedsip pue egno 40 0uJ esuedsip UHM pejeroosse syed J91S91 YOOYD plouelos Jasuadsip pue eqno esuedsip payeloosse Ael91 eAloejed 10 91 ojoud eoejdey AG ueewjeq YO S 1 pesseud YOUMS S euruJa lndlno Jejdnoo ojoud yOouD syed 95 eAnosjeg UNMS JeAel eoe dau syed ui 5 JOOP ol sped uojs JeAel Jesuedsip 8JIM peaj Jelsel Uollms peleloosse 8JIM peo Y20949 U91IMS Jenel ol GOd peaj 6uloeuuoo pesuedsip jou JeleN 92 Jesueds
135. f the water Then separate the water line from the valve The assembly is in the reverse order of the disassembly and take special care for the following details 1 Be careful not to bend the tube during assembly 2 Press the WATER DISPENSER button until water pours out and check for leakage in the CONNECTOR TUBE It differs by the water pressure but usually takes about 2 minutes until water pours out 116 HOW TO DISASSEMBLE AND ASSEMBLE 7 DISPENSER 5 Loosen fixed screws with a screwdriver and pull the funnel assembly to disconnect 1 Disconnect funnel assembly by pulling down and forward Button 2 Disconnect the cover by pulling it fully to the front and pull up the rear end of the cover 2 slightly to pull it out You can change LED Lamp in this disassemble state 6 The duct cap assembly can be disconnected if the hold lever connecting screw is loosened with a screwdriver Solenoid Assembly 3 Remove a dispenser cover assembly by pulling a low side It is attached with a hook so be pulled carefully Duct Cap Assembly 7 To install the duct cap assembly insert one end of the spring into the right hole of the dispenser lever and insert the other end into the right hole in the top part of the dispenser Then attach the holder at the solenoid switch 4 Remove a dispenser cover assembly by pulling a right and left side It is attached with a h
136. frigerant is more susceptible to atmosphere formation leaks than R12 and requires more care N2 pressure during welding 0 1 0 2 kg cm Do not apply force to pipes before and after welding to protect pipe from cracking 3 Ne sealed parts Confirm Confirm air leaking To protect In case of evaporator parts if it doesn t leak sounds when moisture noise when removing rubber cap blow removing rubber penetration dry air or gas for more than 1 min cap use the parts Sound usable No sound not usable 4 Refrigeration Evacuation Min More than To remove Cycle time 40 minutes moisture Vacuum Torr Below 0 03 ref Note Only applicable to the model degree equipped with reverse flow protect plate Vacuum EA High and low Vaccum efficiency can be improved by Pressure sides are operating compressor during evacuation evacuated at the same time for models above 200 Vacuum EA Use R134a To protect The rubber pipes for R12 refrigerant shall piping exclusive mixing of melted when they are used for R134a manifold mineral and refrigerant causes of leak ester oils Pipe EA Use R134a To protect coupler cxclusive R12 Refri gerant mixing Outlet R134a exclusive Socket Plug R134a exclusive 5 Refrigerant weighing EA Use R134a Do not mix Do not weight the refrigerant at too hot or exclusively with R12 too cold an area 25 C is adequate Weighing refrigerant Use copper bombe allowance 5g Socket 2SV Plug 2PV R134
137. ial power and completing test Function Load Operation Sequence Remark When temperature WRACLE If error occurs of a frost removal during operation sensor becomes POWER 03 COMP 03 FFAN RSTEP o3 ZONE HOME initial operation is amp sec MOTOR STEP sec BAR more than 45 C er C FAN gt DAMPER DAMPER HEATER not done In purchase ON ON ON ON MOTOR ON movement ON 5 8 see ofa 3 6 03 5 0 3 DAMPER 5 DAMPER o 0 i frost removal POWER sec FROST sec FROST sec amp Rae a REMOVAL gt REMOVAL BAR BAR gt pueTDooR gt DUCT DOOR when closing rae 4 ON HEATER HEATER HEATER HEATER HEATER HEATER F room and ess than ON OFF ON OFF ON OFF R room In power failure 8 service lt MIRACLE 03 PIPE 5 PIPE 03 0 3 0 3 0 3 0 3 sec amp amp COMP sec FFAN sec RSTEP sec ZONE sec HOME gt DISP DISP gt amp MOTOR STEP BAR HEATER HEATER ON C FAN DAMPER DAMPER HEATER ON OFF ON ON ON Test mode 1 MIRACLE If pressing switch Compulsory TEST OTHER 03 comp 03 FFAN RSTEP 03 ZONE Once more in the func
138. io LA 4 STEPPING C IK e 8 MOTOR b B 2 d lt GW P L227 88 LED gt T ICIO CON7 9 16 7774 5 9 A M R5 2766 Im io LA STEPPING p2 2 IK 710K 910 SWP B MOTOR ICI pal 2 B 35 2 MICOM lt GW P L227 Bar LED gt H Icio C 9 16 7774 pud 5 1 2 9 s A res Ims Im M 0 STEPPING PE 38 10K 10K 10K ST 0P 8 ii MOTOR p36 39 ens 2 amp 3 B 777 42 EXPLATION FOR MICOM CIRCUIT For motor driving method rotation magnetism is formed at coils wound on each phase of motor and stator and so motor becomes to rotate if applying High signal to the IC8 TA777AF at the MICOM PIN 33 and outputting High Low signal by step numbers fixed through MICOM PIN 34 and 35 Explanation For driving method of the stepping motor send signals in the cycle of 3 33 mSEC using terminal of MICOM PIN 33 34 and 35 as shown in wave form of the following part These signals are output to the output terminal No 10 11 14 15 via the input terminal No 3 6 8 of the IC10 TA7774F as IC for motor driving Output signals allow motor coils wound on each phase of stator to form rotation magnetic field and the motor to rotate Inputting as below figure to the input terminal INA INB as IC TA7774AF for motor driving allows motor coils wound on each phase of stator to for
139. ion signal for more than 65 seconds at the BLDC motor Then it displays failure refer to failure diagnosis function table at the display part of refrigerator performs re operation in the cycle of 30 minutes If normal operation is performed poor status is released and refrigerator returns to the initial status reset 2 6 Control of M C room fan motor 1 The M C room fan motor performs ON OFF control by linking with the COMP 2 It controls at the single RPM without varying RPM 3 Failure sensing method is same as in fan motor of freezing fan motor refer to failure diagnosis function table for failure display 2 7 Door opening alarm 1 Buzzer generates alarm sound if doors are not closed even when more than a minute consecutively has passed with doors of freezing cold storage room or home bar opened 2 Buzzer rings three times in the interval of 0 5 second after the first one minute has passed after doors are opened and then repeats three times of On Off alarm in the cycle of every 30 seconds 3 If all the doors of freezing cold storage room or home bar are closed during door open alarm alarm is immediately released Doors of freezing cold storage room Closing Closing Opening Closing or home bar 3 Times 3 Times 3 Times 3 Times BUZZER Within minute 30 30 30 a minute seconds seconds seconds 2 8 Ringing of button selection buzzer 1 If pressing the front d
140. ions 4 Vacuum degassing Evaporator Suction pipe Compressor Condenser Drier High Blue pressure SUE KEYPOINTING If power is applied during vacuum degassing vacuum degassing shall be more effective Operate compressor Connect a red hose to the high pressure side and a blue hose to the while charging low pressure side refrigerant It is easier and more Vacuum Sequence certain to do like Open D valves and evacuate for 40 minutes Close valve this Pipe Connection 5 Refrigerant charging Charging sequence 1 Check the amount of refrigerant supplied to each model after completing vacuum degassing 2 Evacuate bombe with a vacuum pump 3 Measure the amount of refrigerant charged Measure the weight of an evacuated bombe with an electronic scale Charge refrigerant into a bombe and measure the weight Calculate the weight of refrigerant charged into the bombe by subtracting the weight of an evacuated bombe Indicate the weight of KEYPOINTING an evacuated bombe Be sure to charge the refrigerant at around 25 C Be sure to keep 5g in the winer and 5g in summer Calculation of amount of refrigerant charged the amount of refrigerant charged a weight after charging a weight before charging a weight of an evacuated cylinder 106 TROUBLE DIAGNOSIS Items Precautions Evaporator
141. ip peg UHMS Joop luUaWHeduwoo J9Z991J ooe dau 9gpin6 syed ui 100p 0 sued UolAS JOOP 18299 eAlosjed YMS UMS JOOP ol WOM JOU Seop Uuele 6uluedo Joop 10 K snonunuoo yoayD 8JIM peaj peleloosse peaj yOOYD peaj Bunoeuuoo seAloejed Jezzng Jezzng 10080 pesseud suoneue dxe SI BSUS JOU Ul uolyeoIpu Seop lnq uoyng Aejdsip J9JoH se qnog uonounj sisoufeip Y29949 ejqnoau S6ul 1ezzng soJnseo y S429u2 101 TROUBLE DIAGNOSIS 3 Cooling Cycle Heavy Repair 3 1 The Heavy Repair Standards for Refrigerator with R134a Refrigerant NO Items Unit Standards Purposes Remarks 1 Pipe and piping Min Pipe within 1 hour To protect The opening time should be reduced to a System opening time Comp within Moisture half of the standards during rain and 10 minutes Penetration rainy seasons the penetration of water Drier within into the pipe is dangerous 20 minutes 2 Welding Nitrogen Weld under To protect Refet to repair note in each part Pressure Nitrogen oxide scale R134a re
142. isplay button Ding sound rings 2 9 Ringing of compulsory operation compulsory frost removal buzzer 1 If pressing the test button in the main PCB Phi sound rings 2 In selecting compulsory operation alarm sound is repeated and completed in the cycle of On for 0 2 second and Off for 1 8 second three times 3 In selecting compulsory frost removal alarm sound is repeated and completed in the cycle of On for 0 2 second Off for 0 2 second On for 0 2 second and Off for 1 4 second three times 19 MICOM FUNCTION 2 10 Frost removal function 1 Frost removal is performed whenever total operation time of compressor becomes 7 7 5 hour 2 In providing initial power or returning power failure frost removal starts whenever total operation time of compressor becomes 4 4 5 hour 3 Frost removal is completed if temperature of a frost removal sensor becomes more than 5 C after starting frost removal Poor frost removal is not displaced if it does not arrive at 5 C even if two hours have passed after starting frost removal 4 No removal is done if frost removal sensor becomes poor Snapping or short circuit 2 11 Sequential operation of built in product Built in products such as compressor frost removal heater freezing room fan Cooling Fan and step motor damper are sequentially operated as follows for preventing noise and part damage occurred due to simultaneous operation of a lot of parts in applying init
143. k heat from heater Sheath Heater rated frost Heater plate rated Too short defrosting time r Defrost Sensor Faulty characteristics Seat D missing location thickness Structural fault Gasket gap inflow through the fan motor Bad insulation of case door No automatic defrosting Defrost does not return 3 Cooling air leak Door sag Bad gasket adhestion Gap Bad attachment Contraction r Bad adhesion Weak binding force at hinge 4 No cooling air circulation Faulty fan motor motor Self locked Wire is cut L Bad terminal contact Door switch Faults Contact distance Button pressure Melted contact Contact r Refrigerator and freezer switch reversed Button is not pressed Poor door attachment F Door liner dimension Contraction inner liner Misalignment Bad terminal connection P U liquid leak Check the fan motor conduction OK No conduction NG 78 TROUBLE DIAGNOSIS CLAIMS CAUSES AND CHECK POINTS HOW TO CHECK 3 Refrigeration is weak 4 No cooling air circulation Faulty fan motor Fan is constrained Small cooling air Insufficient discharge motor RPM Shorud r Fan shroud contact Clearance Damping evaporator contact Accumulated resi
144. ll Water Filter Applicable to some models only Before Installing water filter 1 Before installing the filter take out the top shelf of the refrigerator after tilting it to the direction 1 and lifting it to the direction and move it to the lower part 2 Remove the lamp cover by pressing the protrusion under the cover and pulling the cover to the front HF Control box Aligning with the guide line and the fastening indication line Control box LLN a ES Aligning with the guide line and the loosening indication line After installing water filter Reassemble the lamp cover and the top shelf of the refrigerator To place the top shelf of the refrigerator raise the front part of the shelf a bit so that the hook of the shelf is fit into the groove In order to clean the water filter system drain water for about 3 min Note Then open the door of the refrigerator and check for water droppings on the shelf under the filter W Installing water filter 1 Initial installation of water filter Remove the filter substitute cap by turning it counterclockwise 1 by 90 degrees and pulling it down Note Keep it safe to use it later when you do not use the filter Remove the red cap from the filter and attach the sticker Insert the upper part of the filter after aligning with the guideline marked on the control box and fasten it by turning it clockwise by 90 degr
145. m rotation magnetic field and the stepping motor damper to rotate CCW Reverse rotation 4 gt Positive rotation CW INA INB gt 43 EXPLATION FOR MICOM CIRCUIT 1 9 Fan motor driving circuit freezing room M C room 1 This circuit performs function to make standby power 0 by cutting off power supplied to ICs inside of the fan motor in the fan motor OFF 2 This is a circuit to perform a temporary change of speed for the fan motor and applies DC voltage up to 7 5V 16V to motor 3 This circuit performs function not to drive the fan motor further by cutting off power applied to the fan motor in the lock of fan motor by sensing the operation RPM of the fan motor part part part Motor OFF 5V 2V or less 2 or less Motor ON 2 3V 12 14V 8 16V lt GW P L227 88 LED gt CON6 012 uibs FRIO7 4 7K fool 7 P54 53 5 C FAN PWM 03 7d IOK 8 E R436 25 PSI 50 ne 4 7 lt LOCK 9 CO CCI7 ME 102 R47 4 04 330 KTBIISI FRIO7 Rade L4 lt 4 el 28 P53 52 X MEN zs RIM si pd Tr di R49 R50 x 4 7K 9 102 44 EXPLATION FOR MICOM CIRCUIT lt GW P L227 Bar LED gt R40 02 330 2 kTAIISI CON7
146. making Sensor Replace Ice Maker Unit Replace Main PWB Replace Ice maker Unit Replace water supply valve ICE MAKER AND DISPENSER WORKING PRINCIPLES AND REPAIR lt GW P L227 Bar LED gt Is DC Power 5V and 12V output normal Is cube ice led off during troubleshooting check Is Crushed Ice LED off during troubleshooting check No Are ice ejection and level return normal when test switch is pressed for more than 0 5 second Does the bell sound once Is water suppy normal after Ice ejection and level return by ice ejection motor Failed DC Power Change main PWB Check DC power 5V 12V Replace Ice making Sensor Failed ice making sensor Check the resistance of both ends 1 2 of ice making sensor of CONS Defects between ice making sensor and board Pin No 59 of IC1 Failed Ice Maker Unit Replace Ice Maker Unit Replace Main PWB 15 the resistance of both ends 9 10 of ice ejection motor of CONG between 18 and 220 15 ice ejection motor drive circuit IC11 and peripheral circuits normal Defects between Hall IC and Board Pin No 46 of IC1 Confirm ice ejection and level return when pressing test switch Normal Failed ice maker unit test switch Replace Ice maker Unit Are both ends 5 6 of CON8 test switch open Defects
147. nd adapter faulty plug The distance between pins Pin outer diameter 3 Shorted start circuit power cord Faulty soldering Internal electrical short Faulty terminal contact Loose contact Large distance between male terminal Thin female terminal Terminal disconnected Bad sleeve assembly L Disconnected Weak connection Short inserted cord length Worn out tool blade OLPisof Capacity of O L P is small Characteristics of O L P is bad Bad connection Power is disconnected Inner Ni Cr wire blows out Bad internal connection Faulty terminal caulking Cu wire is cut Bad soldering No electric power on compressor Faulty compressor Power does not conduct Damage Bad characteristics Initial resistance is big Bad connection with loose compressor Assembly is not possible Bad terminal connection Faulty PTC 4 During defrost Beas automatic defrost Cycle was set at defrost when the refrigerator was produced r No power on p Disconnected copper wire Power cord is disconnected Measuring instrument Multi tester Check the voltage If the voltage is within 85 of the rated voltage it is OK Check the terminal movement E Check both terminals of power cord Power conducts OK No power conducts NG Check both terminals of O L P If power conducts OK If not NG E Check the
148. ng energy of the primary side of the switching terminal to the secondary side and the feedback part IC3 4 transferring it to the primary side Caution Since high voltage DC310V is maintained at the power terminal please take a measure after more than 3 minutes have passed after removing power cords in the abnormal operation of a circuit Voltage of every part is as follows Part VA1 CE1 CE2 CES CE4 5 Voltage 230 Vac inspection Vdc 13 16 12 15 5 5 lt GW B C227 88 LED gt Bol m 08 R2 nm 56 21 E 3 12 d zz ral CM2 ti Be 2750 RI wu MICOM 4 amp I2 o STR 15 VDD 66351 795 cos on 104 E 104 FUSEI 22 32 Vss 250 1 54 Voss TABI 2 TEST tI E GND A 813 6 _ 7 42 nm GW B C227 Bar LED gt BDI D3SBA60 gt 450v ez CM2 20 275VAI 33x FUSE2 MICOM 4 Ic2 sm cs Les 66351 7805 Verey
149. ng hole forming can be easily done Electric bills are too much Check the use conditions Too frequent door opening and hot food storing cause the compressor to operate continuously and hence increase the electric consumption and bills Condensation on the inside wall of the refrigerator compartment and the cover of properly vegetable drawer Explain how to store foods Condensation forms when refrigerator is installed at damp area door is frequently opened and wet foods are not stored in the air tight container or wrapped Be sure to store wet foods in the air tight container or in the wrap When is the power connected E When should the power be connected 2 You can connect the power right after the installation But if the refrigerator was laid flat during transportation for a long period of time and the refrigerant and compressor oils are mixed up then this will affect badly the performance of a refrigerator Be sure to connect the power 2 3 hours after refrigerator is installed Door does not open properly ie The front side should raised little bit higher than the rear side Refrigerator compartment door does not open properly When the door is open warm open air comes into the compartment and is mixed up with cool air This mixed air shall be compressed and increase the internal pressure when door is closed This causes the door sticked closely to the r
150. nnector W25 6631JA3004C No Holes Balance Conectoor W25 6631JA3004D Packing 923x3t 3920JA3001A Connector MECH Pipe 4932JA3003C Conversion Connector W28 6631JA3004E No Holes Balance Conector W28 6631JA3004F TE Packing 926x3t 3920JA3001C Connector MECH Pipe 4932JA3003D Conversion Connector 1 2 6631JA3004G No Holes Balance Conector 1 2 6631JA3004H Packing g19x3t 3920JA3001D HOW TO INSTALL REFRIGERATOR 1 Connection of Pipe Connector A and B Caution Feed pipe should be connected to cold water 1 Turn off main valve of water pipe line If it is connected to hot water line trouble 2 Disconnect water tap from piping by loosening nuts may occur 3 Connect pipe connector A to piping after sealing Please check rubber packing when connecting the pipe connector with sealing tapes feed pipe 4 Connect feed valve to pipe connector A 5 If there is only one tap water pipe connect pipe connector A only and install feed pipe Single Lever Type Faucet General Type general Single Lever Type Faucet one hole tech type and hand spray How to wind Sealing Tapes 2 Water Supply 1 After the installation of feed water plug the refrigerator 2 Check leakage at connecting part then arrange water to the earthered wall outlet press the water dispenser tube and locate the refrigerator at its regular place if button for 2 3 minutes and confirm that the
151. nseeW sy90u9 5 2 87 TROUBLE DIAGNOSIS eouenbes pue quiessesip 1010 0 J9JOH jl pue YOSYD poejoeuuoosip SI J ejejedo 1ou 9 JO OUJ y peloeuuoosIp s yey 2 0 72 uoneJedo 6ullooo Y29949 eouenbes yooyy 105 lt y 6ullooo Aney paveda eq 1snw pue ayenoerd 19799 44 y ui uo 150 y pue JOU SI SI Jesuepuoo Jaujaym yooyo Ajenueyw eouenbes yoseUD JosseJduioo ui juiof pjam edid ee1 peoejdai snw jueJoDujaJ eos pue ojenoeAe sesneo y YOJO JOOUUODSIG pe66olo eq yiu sjurof pjam Jesuepuoo JOU 41 J MO 41 WIEM 41 eui pue 6ul66olo Jo sesneo aui 6ul66olo ay xoeuo pue sedid y oeuuoosip YONO sjurof Hulbseyosip 10sseJduuoo dn pe66loo eq siuiof lellno Jesuepuoo JOU SI J MO 41
152. nspect parts measurements and check visually 80 TROUBLE DIAGNOSIS CLAIMS CAUSES AND CHECK POINTS HOW TO CHECK 6 Dew and ice formation 7 Sounds 4 Dew on door r Dew on the duct door Duct door heater is cut Dew on the dispense Recess Heater is cut recess Duct door is open Foreign material clogging Dew on the door surface Not fully filled T Surface Liquid shortage Loidleak P U liquid contraction Dew on the Bad wing adhesion po sag lower part gasket surface Door liner shape mismatch Corner I much notch Broken Home Bar heater is cut 5 Water on the floor r Dew in the refrigerator compartment Defrosted water overflows Clogged discharging hose Discharging hose Evaporation tray located at wrong place location Tray _ Damaged 1 Breaks holes Small Capacity Position of drain 1 Compressor compartment operating sounds Compressor sound Sound from machine itself inserted Sound from vibration Restrainer Rubber Too hard seat Distorted Aged Burnt r Stopper Bad Stopper Not fit assembly inner diameter of stopper Tilted Not r Compressor base not connected Bad welding compressor stand fallen Foreign materials in the compressor com
153. ntrol button is set at MID Check if food is stored near the outlet of the cooling air The temperature at cooling air outlet is always below the freezing point Do not store food near the outlet of the cooling air as it block the air circulation And do not block the outlet If the outlet of the cooling air is blocked the refrigerator compartment will not be cooled 111 TROUBLE DIAGNOSIS 4 3 Odor and Frost Problems Checks and Measures Odor in the refrigerator compartment Explain the basic principles of food odor Each food has its own peculiar odor Therefore it is impossible to prevent or avoid food odor completely when food is stored in the completely sealed refrigerator compartment Deodorizer can absorb some portions of the odor but not completely The intensity of odor depends on refrigerator conditions and environments Check the temperature control button and set at strong Clean inside of the refrigerator with detergent and remove moisture Dry inside the refrigerator by opening the door for about 3 or 4 hours and then set the temperature control button at strong Frost in the freezer compartment B Explain the basic principles of frost formation The main causes for frosting Door was left open Air penetration through the gasket Too frequent door opening parties etc Hot foods are stored before they are cooled down The temperature of freezer is 19
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155. o high drier and low compressor refrigerant discharging parts pressure sides Evacuation Speed 113 min Vacuum pump R134a exclusively Manifold gauge Refrigerant charging and charging inlet welding Weigh and control the allowance of R134a bombe in a vacuum conditions to be 5 g with electronic scales and charge through compressor inlet Charge while refrigerator operates Weld carefully after inlet pinching R134a exclusive bombe mass cylinder refrigerant R134a manifold gauge electronic scales punching off flier gas welding machine and cooling capacity Check leak at weld joints Minute leak Use electronic leak detector Big leak Check visually or fingers Note Do not use soapy water for check Check cooling capacity Check radiator manually to see if warm Q Check hot line pipe manually to see if warm Check frost formation on the whole surface of the evaporator Electronic Leak Detector Driver Ruler Compressor compartment and tools arrangeme Remove flux from the silver weld joints with soft brush or wet rag Flux may be the cause of corrosion and leaks Clean R134a exclusive tools and store them in a clean tool box or in their place Copper brush Rag Tool box Transportation and installation Installation should be conducted in accordance with the standard installation procedure Leave space of more than 5 cm from the wall for com
156. on is done only for 2 hours after completion of frost removal 8 If pressing Express freezing button during frost removal the Express freezing LED is turned on but if pressing the Express freezing compressor operates after the remaining time has passed 9 If selection Express freezing within 7 minutes delay for 7 minutes of compressor after the compressor stops compressor operates after the remaining time has passed 10 The freezing room fan motor operates at the high speed of RPM during operation of Express freezing 18 MICOM FUNCTION 2 5 Control of variable type of freezing room fan 1 To increase cooling speed and load response speed MICOM variably controls freezing room fan motor at the high speed of RPM and standard RPM 2 MICOM only operates in the input of initial power or special freezing operation or load response operation for the high speed of RPM and operates in the standard RPM in other general operation 3 If opening doors of freezing cold storage room or home bar while fan motor in the freezing room operates the freezing room fan motor normally operates If being operated in the high speed of RPM it converts operation to the standard RPM However if opening doors of freezing room or home bar the freezing room fan motor stops 4 As for monitoring of BLDC fan motor error in the freezing room MICOM immediately stops the fan motor by determining that the BLDC fan motor is locked or poor if there would be posit
157. ook so be pulled carefully After sepsrating a dispenser cover you have to disconnect its housing 117 HOW TO DISASSEMBLE AND ASSEMBLE 8 Dispenser Related Parts lt 4 Cap Assembly Duct Detailed Drawings gt 118 COVER ASSEMBLY DISPENSER COVER DISPENSER DECO COVER DISPLAY PWB PCB ASSEMBLY DISPLAY FRAME FUNNEL ASSEMBLY FRAME FUNNEL LEVER DISPENSER BUTTON LEVER CO NI ow SWITCH MICRO PCB ASSEMBLY DISPLAY SUPPORTER HOLDER SHEET DUCT SPRING LEVER SOLENOID ASSEMBLY SPRING LEVER HOLDER CAP ASSEMBLY DUCT CAP DUCT DISPENSER LEVER FOAM NEW RUBBER CAP FUNNEL ASSEMBLY FUNNEL DECO COVER DECO PANEL DECO DRAIN DECO DRAIN COVER HOW TO DISASSEMBLE AND ASSEMBLE 8 HOME BAR 8 2 Home Bar parts disassembly and assembly 1 Disassmble H Bar 8 1 Home Bar related parts Using a flat driver or a pick tool separate a home bar 2 Assembly H Bar 1 DOOR ASSEMBLY H BAR 5 HINGE ASSEMBLY H BAR 2 GASKET H BAR 6 COVER LEVER 3 COVER H BAR 7 HOLDER ASSEMBLY BRACKET 4 COVER FRAME 8 SWITCH PUSH BUTTON First you insert a right side and push a home bar hinge on left side 9 DISPLAY COVER ASSEMBLY GW C227 B227 O O Fixing s
158. ot food Store too much at once Door open _ Packages block air flow 1 Faulty temperature sensor in freezer or refrigerator compartment Faulty contact Faulty temperature characteristics 2 Refrigeration load is too much Too much food Hot food r Frequent opening and closing r Cool air leak Poor door close Partly opens 3 Poor insulation 4 Bad radiation 7 High ambient temperature Space is secluded 5 Refrigerant leak 6 Inadequate of refrigerant 7 Weak compressor discharging power Different rating Small capacity 8 Fan does not work 9 Button is positioned at strong 1 Ice in freeezer compartment External air inflow Rubber motor assembly direction reverse rDooropens Weak door closing power but not closes Stopper malfunction Door sag Food hinders door closing r Gap around gasket Contraction distortion loose door twisted corner not fully inserted Food vapor Storing hot food Unsealed food 2 Condensation in the refrigerator compartment rDooropens f Insufficient closing but not closes Door sag Food hinders door closing Gasket gap 3 Condensation on liner foam Coolairleak j Not fully filled Toop table part and transmitted Out plate R L part Flange gap Not sealed Gasket gap E I
159. p o 8 1 CG 9 0 8 5 C 9 o gt Eje gt o 65 8 4 1 Lic V Q EE 5 gt 9 d z ZIS us 5 5 FR 8 5 5 Vg EN o O e dE zz O 2 2 O 9 0 amp E Ze 6 o olas 33 Bt 5 5 E i 71 x i we ole 8 3 Y B 3 1 ARRAY a o z e m _ 25 5 5 Cf d 5 821208 so 89 M o o o o c 2 098 4 o N 5 el Lo 5 Y nn egy Eo F gt B ato D uz EO I a 2 Sef o o 0 0 gaye 47 5 Sees yer o L 5 o Bre 644 of _ o 5 E 2 vo g amp z o o lt gie Mm S S gt 2 oo sp BEY at 9 sn 2 Hur 0 40 105 Hes S 9 21851415 SE O A O 954 2 5 o o pv 2 o Su eir O O FEY Lr 5 E o 5 5 55 Z fo o AN o 977 Law 70 5 m Os 0 62 6 os eN o EL o sp
160. partment O L P sound Chattering sound Insulation paper vibration Capacitor noise 7 Pipe contacts each other Narrow interval Pipe sound No vibration damper Damping rubber Q Damping rubber S Capillary tube unattached 81 TROUBLE DIAGNOSIS CLAIMS CAUSES AND CHECK POINTS HOW TO CHECK 7 Sounds 1 Compressor compartment operating sounds m Transformer sound Its own fault Core gap Bad connection Correct screw connection Drip tray vibration sound Bad assembly Distortion Foreign materials inside Back cover machine sound Bad connection L Partly damaged L Condenser drain sound Ei Not connected Bad pipe caulking 2 Freezer compartment sounds Fan motor sound Normal operating sound Vibration sound Aged rubber seat Bad torque for assembling motor bracket contact Shroud burr contact Damping evaporator contact Residual frost contact E Poor treatment Cord heater Narrow evaporator interval Sounds from fan Fan guide contact Unbalance fan sounds Unbalance Surface machining conditions Fan distortion Misshappen Burr Ice on the fan Air intake opposite to motor rubber assembly m Motor shaft Supporter disorted contact sounds Tilted during motor
161. peel 0 euluuel 1oeluoo pesseud s uohnq USA9 12euuoo poauip QJIM peaj 6unoeuuoo Aeldsip jou Seop 10 pue pue loeluoo pue Buy jou uoyng Aejdsip Ke dsip ol peg Jelsele 1ndui yoaUD Joloeuuoo peq JO lno SI 1ndui Seop Jezzng Seop gpin6 6uluedo UHMS JOOP eoe dau Jlede sued YOUMS JOOP ol sued 100p seAloejed Joop 10 shui Jelsel YOUMS JOOP god snonunuoo Jezznq QJIM peaj JOOP pelelel peaj josaUD peaj seAloejed Jezzng uoneue dxo Jo 9ULJSIS J Josues 4elsel JOSUOS 0 soJep eoejdeu 1osues 4501 JO eouejsisaJ BY YOOYD sped Josues 1soJjep YO S uay Ieuuou si y JI YOUMS 1591 gOd suonipuoo JO BuisseJd Jaye Jelsel Aejas eoejdeu ZNOD 10 2949 1soJjep eAnoejeq eJIM 191 91 pea p uuov y YUM SI peel 1S0JJOp JI YOOYD SI peaj 15090 10 SI 1soJeq soJj
162. pillary tube inserted depth Too much Drier cloggeing Capillary tube melts Over heat Clogged with foreign materials Desiccant powder Weld oxides Drier angle Reduced cross section by cutting Squeezed Compressor is disconnected Foreign material clogging Foreign materials are in the pipe 76 TROUBLE DIAGNOSIS CLAIMS CAUSES AND CHECK POINTS HOW TO CHECK 3 Refrigeration is weak 1 Refrigerant Partly leaked Weld joint leak Parts leak 2 Poor defrosting capacity r Drain path pipe clogged generate heat Inject P U into drain hose Defrost heater does not Parts Heater disconnected Sheath Inject through the hole Seal with drain Foreign materials P U lump input penetration Screw input Other foreign materials input Cap drain is not disconnected r Wire is cut Lead wire Heating wire Contact point between heating and electric wire r Dent by fine evaporator Heating wire is corroded Water penetration Bad terminal connection Check visually Check terminal Conduction OK No conduction NG If wire is not cut refer to resistance P Power V Voltage R Resistance 77 TROUBLE DIAGNOSIS CLAIMS CAUSES AND CHECK POINTS HOW TO CHECK 3 Refrigeration is weak Residual Wea
163. pressor compartment cooling fan mounted model 103 TROUBLE DIAGNOSIS 3 3 Precautions During Heavy Repair Items Precautions 1 Use of tools 1 Use special parts and tools for R134a 2 Removal of retained refrigerant 1 Remove retained refrigerant more than 5 minutes after turning off a refrigerator If not oil will leak inside 2 Remove retained refrigerant by cutting first high pressure side drier part with a nipper and then cut low pressure side If the order is not observed oil leak will happen Evaporator Compressor Low pressure side Condenser High pressure side 3 Replacement of drier 1 Be sure to replace drier with R134a only when repairing pipes and injecting refrigerant 4 Nitrogen blowing welding 1 Weld under nitrogen atmosphere in order to prevent oxidation inside a pipe Nitrogen pressure 0 1 0 2 kg cm2 5 Others 1 Nitrogen or refrigerant R134a only should be used when cleaning inside of cycle pipes inside and sealing 2 Check leakage with an electronic leakage tester 3 Be sure to use a pipe cutter when cutting pipes 4 Be careful not the water let intrude into the inside of the cycle 104 TROUBLE DIAGNOSIS 3 4 Practical Work For Heavy Repair Items Precautions 1 Removal of residual refrigerant Evaporator Low pressure side KEYPOINTING Observe the sequence for
164. river into the groove of adjusting screw and rotate driver in arrow direction clockwise until the and rotate driver in arrow direction clockwise until the refrigerator becomes horizontal refrigerator becomes horizontal HOW TO INSTALL REFRIGERATOR 2 How to Install Water Pipe Before Installation CD The icemaker requires the water pressure of 1 5 8 5kgf cm2 It is acceptable if city water fills a cup of 180cc with water for 3 seconds Install booster pump where the city water pressure is below 1 5kgf cm for normal operation of water and ice dispenser The total length of water pipe shall be less than 12m Do not bend the pipe at right angle If the length is more than 12m there will be troubles on water supply due to water pressure drop Please install water pipe where there is no heat around 2 1 When connecting directly to the water tap Please confirm the following installation parts Valve Feed 2 Rubber Packing Connector Pipe Connector Pipe Tape Teflon Class Shape and Spec Nomenclature P No Remarks Conve Valve Feed 5221JA3001A Common Use rtible Water Valve Water Connector MECH Pipe 4932JA3003A Conn Conversion Connector 3 4 6631JA3004A No Holes ector Balance Conector 3 4 6631JA3004B Packing o24x3t 3920JA3001B Connector MECH Pipe 4932JA3003B Conversion Co
165. switch to determine door open at MICOM Since a door switch of the home bar is connected to door switch of the cold storage room it senses door opening if even one of both is opened Type of Load COMP Frost Removal AC Converting R room LAMP Homebar Heater Relay Heater Measuring part IC6 No 16 No 11 No 10 No 15 No 14 E ON Within 1 V RR OFF 12V GW B C227 88 LED gt CON2 6 9 RUNNING CAPACITOR ASSEMBLY COMP PTC STARTING CAPACITOR Acie 7 665 h KID65003AF 1 4 9 7 5 BEP 5 ha R DOOR S oy Ao SA N rine 5 o x oy TV BL og 2 4 p73 M R LAP2 3 ii E 3 ox POS R GEB M 5 Pa Sct tse 1 F DOOR 1282 Sw T 3 lt lo 7 7 P76 i 424 lt AINI6 REO0o 80 20 R34 89 BS Cu FUSE MELTING DEF FEATER 4 ox 6 6 p75 72 C m ALEISBI2 Vo 31 EXPLATION FOR MICOM CIRCUIT
166. tion SW LOAD sec amp MOTOR sec STEP test mode 2 or PRESS ON CFAN gt DAMPER gt DAMPER temperature of a Once OFF ON ON MUR frost removal than 5 it Test mode 2 immediately h m Compulsory frost TEST COMP 0 3 F FAN 0 3 FROST 0 3 R STEP iin 101 i gt removal SW sec amp sec REMOVAL sec MOTOR MOCE for mitia PRESS OFF gt HEATER DAMPER operation 2 Times OFF ON CLOSE COMP operates after 7 minutes 20 MICOM FUNCTION 2 12 Function of Trouble Diagnosis 88 LED 1 Failure diagnosis function is function to facilitate service when nonconforming matters affecting performance of product during use of product 2 In occurrence of failure pressing the function adjustment button does not perform function and only alarm sound Ding rings CD If nonconforming matters occurred are released during display of failure code MICOM returns to the original state Reset 4 Failure code is displayed on the display part of setting temperature for the freezing room and the display part of setting temperature for the cold storage room of LED which are placed at the display part of a refrigerator All the LED graphics other than a failure code are turned off BASIC DELUXE LED DELUXE LCD FAILURE CODE INDICATION PART
167. uted each other during welding High efficiency pump 107 TROUBLE DIAGNOSIS 3 6 Brazing Reference Drawings 1 PIPE ASSEMBLY ASSEMBLY HOT LINE HOT LINE Refrigerator Freezer Copper Silver Copper Brazer Brazer SS CAPI TUBE DRIER ASSEMBLY Silver Brazer Silver Brazer Copper Brazer PIPE ASSEMBLY SEMBLY WIRE JOINT Copper Brazer Coppper Brazer Silver Brazer Copper Brazer 2 PIPE ASSEMBLY HOT LINE Freezer Copper Silver Copper Brazer Brazer CAPI TUBE DRIER ASSEMBLY Silver Brazer PIPE ASSEMBLY CONDENSER ASSEMBLY WIRE JOINT Copper Brazer Coppper Brazer 108 Silver Brazer Copper Brazer 090 TROUBLE DIAGNOSIS 4 HOW TO DEAL WITH CLAIMS 4 1 Sound Problems Checks and Measures Whizz sounds B Explain general principles of sounds All refrigerator when functioning properly have normal operating sound The compressor and fan produce sounds There is a fan in the freezer compartment which blows cool air to freezer and refrigerator compartments Whizz sounds are heard when the air passes through the narrow holes into the freezer and refrigerator compartments Cooling Fan sound in the compressor compartment There is a fan on the back of the refrigerator which cools the compressor compartment If there is a small spa
168. water there is no leaking comes out Water Tube Water Tube Nut 10 HOW TO INSTALL REFRIGERATOR 3 When customer uses bottled water If customer wants to use bottled water extra pump should be installed as shown below 1 The pump system should not be on the floor it may cause noise and vibration Securely fasten the inlet and outlet nuts of pump 2 If there is any leakage after installation cut the water tube at right angle and reassemble 3 When put the water tube end into the bottle leave a clearance between bottle bottom and water tube end 4 Check water coming out and any leakage Caution If feed tube is more than 4m less water will come out due to pressure drops Use standard feed tube to prevent leaking Outternal Filter 1 Filter Fixation 1 Connect feed tube to the filter outlet and water valve connecting tube 2 Fix the filter at proper place around the sink where it is easy to replace the filter and to receive the cleaning water Please consider the length of tube shall be less than 8m when locating filter Clip Inlet Outlet _ Hot Water Cold Water 2 Filter Cleaning 1 Connect feed tube to the inlet of feed valve and filter 2 Clean the main valve and feed valve with water for at least one minute until clean water comes out Filter Inlet 11 HOW TO INSTALL REFRIGERATOR Bi Insta
169. xplain the principles of water supplied to dispenser When the water supply button in the dispenser is pressed the water supply valve in the compressor compartment opens and let the water flow to the water tank in the lower part of the refrigerator compartment The water is dispensed by this pressure When this happens motor sound and water flowing sound are heard Noise when supplying ice W Explain the principles of ice supply and procedure of crushed ice making in a dispenser When ice cube button is pressed ice stored in the ice bank is moved by a Helix Pusher and dispensed If crushed ice button is pressed the cube ice is crushed When this happens ice crushing and hitting ice bank sounds are heard 110 TROUBLE DIAGNOSIS 4 2 Measures for Symptoms on Temperature Problems Checks and Measures Refrigeration is weak Check temperature set in the temperature control knob Refrigerator is generally delivered with the button set at normal use MID But customer can adjust the temperature set depending on their habit and taste If you feel the refrigeration is weak then set the temperature control button at strong position If you adjust the button in the freezer compartment as well the refrigeration is stronger than adjusting refrigerator only The food in the chilled drawer is not frozen but defrosted The chilled drawer does not freeze food Use chilled drawer

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