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Service Manual

Microwave Oven

Model: KOR-630A0A/1A
KOR-860A0A/1A

DAEWOO ELECTRONICS CO., LTD.

S/M No. : R630A0A001

http://svc.dwe.co.kr

✔

Caution

: In this Manual, some parts can be changed for improving, their

performance without notice in the parts list. So, if you need the

latest parts information,please refer to PPL(Parts Price List) in

Service Information Center (http://svc.dwe.co.kr).

Содержание KOR-630A0A

Страница 1: ...LTD S M No R630A0A001 http svc dwe co kr Caution In this Manual some parts can be changed for improving their performance without notice in the parts list So if you need the latest parts information...

Страница 2: ...Service Manual Model KOG 867T Microwave Oven Sep 2003 S M No R630A0A001...

Страница 3: ...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...

Страница 4: ...ng the oven 2 If any certified 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 u...

Страница 5: ...TPUT 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 211x 306 mm 11...

Страница 6: ...EXTERNAL VIEW 1 OUTER DIMENSION KOR 630A KOR 860A 465 495 279 29 4 360 388...

Страница 7: ...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 GLASS COOKING TRAY Made of special hea...

Страница 8: ...eheat 5 More Used to add time to cooking 6 Less Used to remove time from cooking 7 Auto Defrost Used to defrost foods for weight 8 Power Used to set power level 9 Defrost Used to defrost foods for tim...

Страница 9: ...roximately 12 amperes 120 Volts 60 Hz grounded outlet Power supply cord is about 0 8 meters long 1 A short power supply cord is provided to reduce the risks resulting from becoming entangled in or tri...

Страница 10: ...time ends 10 When the STOP CLEAR pad 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 pad...

Страница 11: ...ning repair 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 repla...

Страница 12: ...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...

Страница 13: ...OK PW1 1 REF NO PART CODE PART NAME DESCRIPTION QTY REMARK A01 3512204110 FRAME DOOR ABS XR 401 H 2938 1 A02 3517003150 BARRIER SCREEN O ACRYL 1 A03 3515304410 SUPPORTER BARR S O PP 1 A04 3515204100 S...

Страница 14: ...from 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...

Страница 15: ...5 HFA 700HT 1 REF NO PART CODE PART NAME DESCRIPTION QTY REMARK B01 3518521310 SW ITCH MEMBRANE KOR 860A0A 1 B02 3516720410 CONTROL PANEL ABS AF 345 HFA 700HT 1 B03 PKMPMSNF00 PCB MAIN AS KOR 860A0A 1...

Страница 16: ...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...

Страница 17: ...wind guide assembly 3 Pull the fan from the motor shaft 4 Remove two screws which secure the motor shaded pole 5 Remove the motor shaded pole 6 Reverse the above steps for reassembly 9 To remove H V...

Страница 18: ...losed the hook pushes the lock lever downward The lock lever presses the button of the interlock monitor switch to bring it under OFF condition and presses the button of the secondary interlock switch...

Страница 19: ...E 1 Replace NOTE 1 Replace Replace Check continuity of primary winding of low voltage transformer Malfunction of interlock monitor switch Defective low voltage transformer Check continuity of interloc...

Страница 20: ...switch Replace Check continuity of power supply cord Replace Replace NOTE All these switches must be replaced at the same time please refer to Interlock Mechanism And Adjustment CONDITION CHECK RESUL...

Страница 21: ...Faulty contacts of RELAY RY1 or open relay coil REMEDY Replace Replace Replace Replace Replace Replace Replace Replace No microwave oscillation Check continuity of high voltage rectifier in forward a...

Страница 22: ...play obviously 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 m...

Страница 23: ...essel 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 fol...

Страница 24: ...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 d...

Страница 25: ...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...

Страница 26: ...WIRING DIAGRAM 1 KOR 630A0A KOR 860A0A...

Страница 27: ...WIRING DIAGRAM 2 KOR 630A1A 860A1A...

Страница 28: ...IC1 PIN 2 21 30 34 5VDC 2 IC1 PIN 35 T 16 7ms 60Hz 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 D12...

Страница 29: ...PRINTED CIRCUIT BOARD MP1 MP2 Measure Point...

Страница 30: ...hod 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 Diag...

Страница 31: ...PRINTED CIRCUIT BOARD 2 P C B CIRCUIT DIAGRAM...

Страница 32: ...ESISTOR R11 20 21 1 6W 100K 5 RD AZ104J 3 18 RESISTOR R13 1 6W 100 5 RD AZ101J 1 19 RESISTOR R15 17 1 6W 10K 5 RD AZ103J 3 20 RESISTOR R18 1 6W 1M 5 RD AZ105J 1 21 RESISTOR R19 1 4W 51 5 RD 4Z510J 1 2...

Страница 33: ...Z104J 3 18 RESISTOR R13 1 6W 100 5 RD AZ101J 1 19 RESISTOR R15 17 1 6W 10K 5 RD AZ103J 3 20 RESISTOR R18 1 6W 1M 5 RD AZ105J 1 21 RESISTOR R19 1 4W 51 5 RD 4Z510J 1 22 REGULATOR VL1 MC7905C 1MC7905C 1...

Страница 34: ...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 KOR 630A0A 860A0A...

Страница 35: ...DIODE HV HVR 1X 3AB 12KV 187 1 F21 3518114400 TRANS HV JMOT N80A0 63T 1 F22 3516003700 SPECIAL SCREW TT3 HEX 4X8 FLG MFZN 4 F23 3510311700 BASE SBHG T0 8 1 F24 7112401011 SCREW TAPPING T1 TRS 4 10 MFZ...

Страница 36: ...187 1 F21 3518114700 TRANS HV JMOT N90A0 86T 1 F22 3516003700 SPECIAL SCREW TT3 HEX 4X8 FLG MFZN 4 F23 3510311900 BASE SBHG T0 8 1 F24 7112401011 SCREW TAPPING T1 TRS 4 10 MFZN 5 F25 3512100900 FOOT...

Страница 37: ...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 KOR 630A1A 860A1A...

Страница 38: ...2 3513003200 HOLDER HV CAPACITOR SECC T0 6 1 O F23 3518301600 CAPACITOR HV 2100VAC 0 79uF 187 1 O F24 3518400400 DIODE HV HVR 1X 3AB 12KV 187 1 O F25 3518114400 TRANS HV JMOT N80A0 63T 1 O F26 3516003...

Страница 39: ...1 O F22 3513003200 HOLDER HV CAPACITOR SECC T0 6 1 O F23 3518301800 CAPACITOR HV 2100VAC 0 82uF 187 1 O F24 3518400400 DIODE HV HVR 1X 3AB 12KV 187 1 O F25 3518114700 TRANS HV JMOT N90A0 86T 1 O F26...

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