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Model: SR-61KTC/SR-61NMC
SR-65KTC/SR-65NMC
SR-69NMC
REFRIGERATOR CONTENTS
1. Product Specifications 1
2. Safety Warning & Caution 2
3. Electrical part specifications & standard 4
4. Electric diagram 6
5. Air Circulation route 7
6. Function & Vsing method 8
7. Temperature control & other Functions 11
8. Circuit Operating theory 21
9. Failure diagnosis & repairment 36
10. Dissembie & Assemble drowing and part LIST 53
11. Disassemble & Assemble Method 88
12. Packing 84
13. Main componets specifica
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1. Product specifications. ●Classification by Capacity STANDARD ITEM. 510 MODEL 550 MODEL 590 MODEL MODEL NAME SR-61MNC SR-61KTC SR-65NMC SR-65KTC SR69-NMC TOTAL 514LT 554LT 589LT NET FREEZER 153LT 165LT 165LT CAPACITY REFRIGERATOR 361LT 389LT 424LT 840*761.5*1755.5 840*761.5*1760.5 NET DIMENSION 840*761.5*1854.5 840*761.5*1810.5 96 KG 97 KG 98 KG NET WEIGHT ELECTRIC HEATING EQUIPMENT 378W 378W 388W 388W POWER ●Classification by Electric power ITEM. STANDARD SR-61KTC, 65KTC SR-61NMC, 65NMC, 6
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2.Safety precautions and warnings xRead all instructions before using this product and keep to the instructions in order to prevent danger or property damage. Warning/Caution Description of symbols IN DICATES PROHIBITION Indicates that a danger of death DO NOT DISASSEMBLE Warning or serious injury exists. DO NOT CONTANT ADHERE THE INSTRUCTION STRICTLY Indicates that a risk ONPLUP FROM THE ELECTRICAL of personal injury Caution AVOLD or material damage exists. EARTH THE APPLIANCE TO AVOID THE RISK
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Caution Do not store pharmaceutical Do not put bottles or kinds of Do not store narrow and lengthy glass in the freezer. bottles or foods in a small multi- products, scientific materials, etc., in the refrigerator. purpose room. ● Freezing of the contents may inflict a wound. ● It may hurt you when refrigerator door ●The products which temperature control should not be stored in the refrigerator. open and close. Prohibition Prohibition Prohibition When replacing electric On repair, make sure tha
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3. ELECTRIC PARTS STANDARD STANDARD ITEM SR-61/65/69NMC / SR-61/65KTC 220V/50~60Hz 110~115V/60Hz 127V/60Hz 230~240V/50Hz SK190H-L2U DK190Q-L2U DK172C-L2U DK172P-L2U MODEL COMPRESSOR STARTING TYPE RSCR OIL CHARGE Freol α -15(ESTER) FREEZER SPLIT FIN TYPE COOLER SPLIT FIN TYPE REFRIIGERATOR SPLIT FIN TYPE & TUBE TYPE FORCED AND NATUAL CONUECTION TYPE CONDENSER MOLECULAR SIEVE XH-9 DRYER 2 0.82X2500 4.26Kg/cm CAPILLARY TUBE REFRIGERANT HFC-134a OFF(℃) OFF(℃) ON(℃) ON(℃) HIGH -23℃ -24℃ -21℃ -22℃ FR
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ITEM SR-61/65/69NMC / SR-61/65KTC 220V/50~60Hz 110~115V/60Hz 127V/60Hz 230~240V/50Hz F-SENSOR 502 AT R-SENSOR 〃 SENSOR F-DEF SENSOR 〃 〃 R-DEF SENSOR 13W / 110V 13W / 127V 13W / 220V 13W / 240V DRAIN HEATER 235W / 240V 235W / 220V 235W / 127V 235W / 220V F DEF HEATER HEATER 120W / 240V 120W / 110V 120W / 127V 120W / 220V R DEF HEATER 10W / 127V 10W / 220V 10W / 240V 10W / 110V DID HEATER F DEF FUSE 250V 10A 72±4℃ 250V 10A 72±4℃ R DEF FUSE 12㎌ / 250VAC 5㎌ / 350VAC CONDENSER OPERATION J531QE100M200
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4. Electric diagram 4-1. Electronic mode(SR-61KTC,65KTCT) EMI FILTER RED RED RED WHT BLU BLU EARTHED GRN GRN P.T.C RELAY CIRCUIT VLT BLK COMP RELAY SIBLU SIBLU BLK VLT EARTHED BLK CIRCUIT BLK SIBLU WHT OPERATING COMPERESSOR VLT ORG GRY BLK BLK CONDENSER GRY YEL YEL RED ORG F-TEM FUSE BRN BRN RED BLK F-DEFROST-HEATER YEL RED RED GRY GRY SIBLU VLT VLT BLK BRN RED BLK R-TEM FUSE WHT RED BLK WHT BLK BLK BRN BRN R-DEFROST-HEATER RED RED GRY GRY SIBLU SIBLU ORG ORG RED W / B PNK PNK REFRIGERATOR BLU
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5. Cool Air Circulation －8－ Refrigerator Freezer Case of Re Vegetabele frigerator part Cooling fan of Cooler of Cooling fan of Cooler of Compressor Freezer RefrigeratorRefrigerator Freezer
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6. FUNCTIONS AND DIRECTIONS 6-1. THE OUTER SIZE D 11 G E 10 840 MODEL A B C D E F G SR-61KTC 1066.5 580 1755.5 761.5 617.5 1479 123 1066.5 580 1760.5 761.5 617.5 1479 123 SR-61NMC SR-65KTC/NMC 1096.5 600 1810.5 761.5 617.5 1479 123 SR-69NMC 1140.5 600 1854.5 761.5 617.5 1479 123 －9－ F 10 71.5 A B 17 9 9.5 C
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6-2. THE NAME OF EACH PARTS AND DISASSEMBLE METHOD DOOR GUARD FREEZER SHELF ● Push to direction ② ● ① Up the front of shelf to direction then pull and apart to direction②. 2 1 2 CHILLED ROOM SHELF DID CASE ● Pull and apart display part of door guard. 2 1 ● Up and apart ● Pull to the arrow direction as showed. then up and apart at the locking point. VEGETABLE/SALAD COVER AND CASE TEMPERRD GLASS TRAY ● Upthe cover and apart then pull out the vegetable//salad ● Pull with both hands
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6-3. CYCLE OF FREEZING COMPRESSOR → SUB CONDENSER → CLUSTER PIPE → HOT PIPE → DRYER → CAPILLARY TUBE → EVAPORATOR OF REFRIGERATOR → EVAPORATOR OF FREEZER → ACCUMULATOR → SUCTION PIPE → COMPRESSOR SUCTION PIPE CLUSTER PIPE ACCUMULATOR EVAPORATOR OF REFRIGERATOR EVAPORATOR OF FREEZER CAPILLARY TUBE COMPRESSOR DRYER SUB CONDENSER HOT PIPE －11－
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7. TEMPERATURE CONTROL AND THE OTHERS 7-1. ELECTRONIC MODE 1. DISPLAY DESIGN 2. Temperature control function 1) Freezer temperatur control 1-1) It consists of five steps as follows and selected by one button. MID → MID,HIGH → NIGH → LOW → LOW,MID 1-2) setting up turn on a light in order by system of freezer cholce button. ( MID → MID,HIGH → NIGH → LOW → LOW,MID → MID...) 1-3) It set up “MID”automaticature during power on. 1-4) There is standard temperatically list of each notch part. (1/3H stand
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3-1) Power freeze function A. Input power freeze/regular condetion key. When power freeze startes, LED signal change at once. (Comp and F-fan runs continuously for two and a half hours when quick freeze sekected.) B. During quick freezing the refrigerator controlled by setted notch. 3-2) Regular condition function A. Judge the temp. of F/R room, F room is over comp on of “LOW” NOTCH or R room is over comp on of “LOW” NOTCH. If so regular condition function isn’ t performed and LED is OFF below
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3) Forced operating and defrosting ( “Beep” sound) 3-1) If forced function selected the “Beep” sounds. 3-2) Alarming sounds until the forced operating canceled by automatically(24Hr) or manualy. 3-3) Alarming sounds until the forced defrosting canceled by automatiically(24Hr) or manualy. 4) Defrosting 1-1) From the first power on, defrosting started after 4 hours of total Comp on time. 1-2) After that defrosting cycle can be varied from 6 hours to 24 hours.(Comp on time) 5) Testing ◆ Testing i
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5. SELF DIAGNOSIS 1) SELF DIAGNOSIS AT FIRST POWER ON 1-1) As the power applied to the refrigerator first time, all dispays show operating and run the self diagnosis. 1-2) If no problem foundes, display returns to normal mode 1-3) If probiem foundes, on and off the related display lamp and start alarming. 1-4) Lamp displayed until the problem solved or seif diagnosis cancelled. 1-5) After problem solved the display mode return to nomal. 1-6) After refrigerator repaired, sure to power off and on
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6. LOAD STATUS DISPLAY 1) Press power freezing / regular conditing and power refrigerating / power saving key for five seconds then press temperature control key in the refrigerator after temperature display lamps on and off three times 2) This mode shows which lamps is being sourced signal from MICOM currently. This doesn’ t mean the load is operate due to the open wire or relay missing though the display shows the compressor operating. 3) Load status display return to normal mode after sixty
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7. operating of fan motor 1) FAN MOTORoperates BLDC MOTOR by dc power. 2) After first starting power, it operates “HIGH”rpm to off dot of fan and then operates “LOW” rpm 3) if binding motor or not sensing regular freguency of motor to pcb, motor will stop operating. (After stopping, reoerating start in 10 seconds.) ※ F, R, C-FAN operate equal. 8. OPTION TABLE 1) Temperature change TABLE of Freezer ( ● : Pertinent DIODE ) SHIFT 4 3 2 1 SHIFT 4 3 2 1 STANDARD TEMPERATURE +0.5 ● -0.5 ● +1.0 ● ● -1
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※ Personal Informatin Micomport Voltage and Resisting force of sensor by Temperature. RESISTANCE VOLTAGE (V) RESISTANCE VOLTAGE (V) RESISTANCE VOLTAGE (V) RESISTANCE VOLTAGE (V) TEMPERATURE(℃) TEMPERATURE (℃) TEMPERATURE (℃) TEMPERATURE(℃) 98870 4.541 30920 3.778 11250 2.647 4650 1.587 -42 -19 4 27 -41 93700 4.518 -18 29500 3.734 5 10800 2.596 28 4487 1.549 -40 88850 4.494 -17 28140 3.689 6 10370 2.545 29 4329 1.511 -39 84150 4.469 -16 26870 3.644 7 9959 2.495 30 4179 1.474 -38 79800 4.443 -15 2
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7-2, SEMI ELECTRONIC MODE A. Temperature control part design Freezer temperature control refrigerator temperature control TEMP, FRE TEMP, REF B. Temperature control function 1) Tempera ture choice of freezer ·You can choose to ⑧ From ① ·Follows are control temperature by KNOB position. KNOB position ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ control temperature -16.0 -17.0 -18.0 -19.0 -20.0 -21.0 -22.0 -23.0 2) Temperature choice of refrigerator ·You can choose to ⑧ From ① ·Follows are control temperature by KNOB positio
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D. TEST FUNCTION ▶ TEST function is function for test,SVC and fair test of PCB and product. ▶ TEST S/W choose and confirm function of product and then POWER ON to run self diagnosis. 1) FORCED OPERATING FUNCTION ● Pressed once TEST S/W on MAIN PCB. If so COMP and F-FAN run at once. Thus be careful because occur COMP over load. (Refrigerator FAN control ON/OFF by temperature) ● Since it set up forced operating function, it always run COMP and F-FAN and display lamp on MAIN PCB with ON/OFF 0.1 s
