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1. Connect the main lead to an electrical outlet.
2. After placing the food in a suitable container, open the oven door and put it on the glass tray. 

The glass tray must always be in place during cooking. 

3. Close the door securely.
4. When the oven door is opened, the light turns off.
5. The oven door can be opened at any time during operation by touching the door release button on the control panel. 

The oven will automatically shut off. To restart the oven, close the door and then touch Start button.

6. Each time a button is touched, a BEEP will sound to acknowledge the touch.
7. The oven automatically cook on full power unless set to a lower power level.
8. The display will show  “:0” when the oven is plugged in.
9. Time clock returns to the present time when the cooking time ends.
10. When the Stop/Clear button is touched during the oven operation, the oven stops cooking and all information retained.

To erase all information (except the present time), touch the Stop/Clear button once more. If the oven door is opened
during the oven operation, all information is retained.

11. If the Start button is touched and the oven does not operate, check the area between the door and door seal

for obstructions and make sure the door is closed securely. 
The oven will not start cooking until the door is completely closed or the program has been reset. 

Wattage output chart

The power level is set by pressing the Power button. The chart shows the display, the power level and the percentage of power.

Touch Power button

Power level (Display)

Approximate Percentage of Power

Once

P-HI

100 %

Twice

P-80

80 %

3 times

P-60

60 %

4 times

P-40

40 %

5 times

P-20

20 %

OPERATIONS AND FUNCTIONS

Make sure the oven is properly installed and plugged into the electrical outlet.

Summary of Contents for KOR-631R0S

Page 1: ...Service Manual Microwave Oven Model KOR 631R0S KOR 861R0S DAEWOO ELECTRONICS CO LTD S M No R631R0S001...

Page 2: ...ating the magnetron or other microwave source and make repairs as necessary 1 Interlock operation 2 Proper door closing 3 Seal and sealing surfaces arcing wear and other damage 4 Damage to or loosenin...

Page 3: ...ertified oven unit is found to servicing a microwave emission check should be performed prior to servicing the oven a inform the manufacturer importer or assembler b repair the unit at no cost to the...

Page 4: ...PUT 800W 900W MICROWAVE FREQUENCY 2450MHz OUTSIDE DIMENSIONS W X H X D 465 x 279 x 360mm 18 3 x 11 0 x 14 2 in 495 x 294 x 388mm 19 5 x 11 6 x 15 3 in CAVITY DIMENSIONS W X H X D 290 x 220 x 306 m m 1...

Page 5: ...EXTERNAL VIEW 1 OUTER DIMENSION...

Page 6: ...icrowaves escaping 4 SPATTER SHIELD Protects the microwave outlet from splashes of cooking foods 5 OVEN LAMP Automatically turns on during oven operating 6 SAFETY INTERLOCK SYSTEM 7 CONTROL PANEL 8 GL...

Page 7: ...y weight or time 3 Power Used to set power level 4 Auto cook Used to cook using a program or to reheat 5 Start Easy cook Used to start the oven operation and also increase the reheat time by 30 second...

Page 8: ...ype which if damaged must be repaired with cable of same type Such a cable can be purchased from DAEWOO and must be installed by a Qualified Person 6 Examine the oven after unpacking for any damage su...

Page 9: ...ime ends 10 When the Stop Clear button is touched during the oven operation the oven stops cooking and all information retained To erase all information except the present time touch the Stop Clear bu...

Page 10: ...epair work 2 Warning about the electric charge in the high voltage capacitor For about 30 seconds after the operation stopped and electric charge remains in the high voltage capacitor When replacing o...

Page 11: ...abinet backward 2 To remove door assembly 1 Remove a screw which secure the stopper hinge top 2 Remove the door assembly from top plate of cavity 3 Reverse the above for reassembly NOTE After replacin...

Page 12: ...3517002800 BARRIER SCREEN I POLYESTER T0 1 1 A07 3512300200 GASKET DOOR PP 1 A08 3513100700 HOOK POM 1 A09 3515101300 SPRING HOOK PW1 1 REF NO PART CODE PART NAME DESCRIPTION QTY REMARK A01 351220410...

Page 13: ...m door frame 8 Reverse the above steps for reassembly 4 Method to reduce the gap between the door seal and the oven front surface 1 To reduce gap located on part A Loosen a screw on stopper hinge top...

Page 14: ...516907500 BUTTON FUNCTION ABS 1 B11 3513702700 LEVER DOOR OPEN ABS 1 B12 441G430171 SPRING BUTTON SWP DIA 0 7 1 B13 3516906900 BUTTON DOOR OPEN ABS 1 REF NO PART CODE PART NAME DESCRIPTION Q TY REMARK...

Page 15: ...y 6 To remove high voltage capacitor 1 Remove a screw which secure the grounding ring terminal of the H V diode and the capacitor holder 2 Remove the H V diode from the capacitor holder 3 Reverse the...

Page 16: ...wind guide assembly 4 Draw forward the wind guide assembly 5 Pull the fan from the motor shaft 6 Remove two screws which secure the motor shaded pole 7 Remove the motor shaded pole 8 Reverse the above...

Page 17: ...pushes the lock lever downward The lock lever presses the button of the interlock monitor switch to bring it under NO condition and presses the button of the secondary interlock switch to bring it un...

Page 18: ...ls and power cord before check the parts listed below CHECK RESULT CAUSE REMEDY Fuse blows Continuity No Continuity Continuity 0 infinite or Approx 150 310 normal Replace NOTE 1 Replace NOTE 1 Replace...

Page 19: ...filter board No Continuity Defective line filter board Replace NOTE All these switches must be replaced at the same time please refer to Interlock Mechanism And Adjustment CONDITION CHECK RESULT CAUSE...

Page 20: ...ay coil REMEDY Replace Replace Replace Replace Replace Replace Replace Replace No m icrowave oscillation Check continuity of high voltage rectifier in forward and backward direction with DC megger Che...

Page 21: ...viously jumps in time while counting down 9 Display counts down noticeably too fast while cooking 10 Display does not show the time of day when clear pad is touched 11 Oven lamp and turntable motor do...

Page 22: ...ssel the load is immediately placed on the center of the shelf which is in the lowest normal position 4 Microwave power is switched on 5 Heating time should be exactly A seconds Refer to table as foll...

Page 23: ...e door cabinet door seem door viewing screen the exhaust air vents and the suction air vents 3 Measuring should be in a counter clockwise direction at a rate of 1 in sec If the leakage of the cabinet...

Page 24: ...he ohmmeter set on the highest resistance scale measure the resistance across the diode terminals Reverse the meter leads and again observe the resistance reading Meter with 6V 9V or higher voltage ba...

Page 25: ...WIRING DIAGRAM...

Page 26: ...1 IC1 PIN 2 21 30 34 5VDC 2 IC1 PIN 35 T 20ms 50Hz 3 IC1 PIN 31 OR 32 T 250 ns 4MHz NO MEASURE POINT WAVE FORM REMEDY REMARK 1 MP1 DC 5V 0 25V Replace VL1 EC1 NO LOAD 2 MP2 DC 12V 2 0V Replace EC2 D6...

Page 27: ...PRINTED CIRCUIT BOARD MP1 MP2 Measure Point...

Page 28: ...PRINTED CIRCUIT BOARD...

Page 29: ...method 4 When the door is opened during operation the count down timer does not stop refer to Circuit Diagram Point 1 Check method 5 When the digital clock does not operate properly refer to Circuit D...

Page 30: ...PRINTED CIRCUIT BOARD 2 P C B CIRCUIT DIAGRAM...

Page 31: ...16 R CARBON FILM R1 R7 1 6W 330 5 RD AZ331J 7 17 R CARBON FILM R8 10 12 14 20 101 102 1 6W 1K 5 RD AZ102J 7 18 R CARBON FILM R11 1 6W 100K 5 RD AZ104J 1 19 R CARBON FILM R13 1 6W 100 5 RD AZ101J 1 20...

Page 32: ...RD AZ331J 7 17 R CARBON FILM R8 10 12 14 20 101 102 1 6W 1K 5 RD AZ102J 7 18 R CARBON FILM R11 1 6W 100K 5 RD AZ104J 1 19 R CARBON FILM R13 1 6W 100 5 RD AZ101J 1 20 R CARBON FILM R15 17 1 6W 10K 5 R...

Page 33: ...EXPLODED VIEW AND PARTS LIST 1 DOOR ASSEMBLY Refer to Disassembly and assembly 2 CONTROL PANEL ASSEMBLY Refer to Disassembly and assembly 3 TOTAL ASSEMBLY...

Page 34: ...67120 FUSE 250V 12A MDA 1 F13 3518606200 NOISE FILTER DWLF M12 1 F14 7121403011 SCREW TAPPING T2S PAN 4X30 MFZN 2 F15 3963513100 MOTOR SHADED POLE 230V 17W OEM 10DWC2 A07 1 3963512310 MOTOR SHADED POL...

Page 35: ...ZN 1 F40 3966310100 MOTOR SYNCRO 220V 2 5W GM 16 24FD12 1 3966310110 MOTOR SYNCRO 220V 2 5W M2LJ49ZT52 1 F41 3518905300 THERMOSTAT OFF 75 ON 65 H 187 NB 1 F42 3513003400 HOLDER THERMOSTAT PBT 1 F43 35...

Page 36: ...518606200 NOISE FILTER DWLF M12 1 F14 7121403011 SCREW TAPPING T2S PAN 4X30 MFZN 2 F15 3963513100 MOTOR SHADED POLE 230V 17W OEM 10DWC2 A07 1 3963512310 MOTOR SHADED POLE 230V 20W MW 10CA M02 1 F16 35...

Page 37: ...4X6 MFZN 1 F40 3966310100 MOTOR SYNCRO 220V 2 5W GM 16 24FD12 1 3966310110 MOTOR SYNCRO 220V 2 5W M2LJ49ZT52 1 F41 3518905300 THERMOSTAT OFF 75 ON 65 H 187 NB 1 F42 3513003400 HOLDER THERMOSTAT PBT 1...

Page 38: ...ELECTRONICS CO LTD 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC E mail G7F00E web dwe co kr FAX 02 360 8184 TEL 02 360 8179 8180 PRINTED DATE N...

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