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Service Manual

Microwave Oven

MAR. 2000

DAEWOO ELECTRONICS CO., LTD

http : //svc.dwe.co.kr

MODEL :

KOR-63350S
KOR-86350S

S/M No. : R63350S001

✔ 

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).

Summary of Contents for KOR-63350S

Page 1: ...DEL KOR 63350S KOR 86350S S M No R63350S001 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 ...

Page 2: ...e the following safety checks on all ovens to be serviced before activating 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 loosening of hinges and latches 5 Evidence of dropping or abuse c Before turning on power to the microwave oven for any service test or in...

Page 3: ...ified 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 owner c attempt to ascertain the cause of the excessive leakage d tell the owner of the unit not to use the unit until the oven has been brought into compliance 3 If the oven operates with the door open ...

Page 4: ...T 800W 900W MICROWAVE FREQUENCY 2450MHz OUTSIDE DIMENSIONS W X H X D 465 x 279 x 365 mm 18 3 x 11 0 x 14 4 in 495 x 294 x 392 mm 19 5 x 11 6 x 15 4 in CAVITY DIMENSIONS W X H X D 290 x 220 x 306 mm 11 4 x 8 7 x 12 0 in 320 x 244 x 338 mm 12 6 x 9 6 x 13 3 in NET WEIGHT APPROX 13Kg 28 7 lbs APPROX 15Kg 33 1 lbs TIMER 35min DUAL SPEED FUNCTION SELECTIONS MICROWAVE POWER SELECTIONS 5 LEVELS CAVITY VO...

Page 5: ...n cavity 5 Door seal Door seal maintains the microwave energy within the oven cavity and prevents microwave leakage 6 Glass cooking tray Made of special heat resistant glass Food in a proper receptacle is placed on this tray for cooking 7 Roller guide This must always be used for cooking together with the glass cooking tray 8 Coupler This fits over the shaft in the center of the ovens cavity floor...

Page 6: ...ial type which if samaged 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 such as A misaligned door broken door or a dent in cavity If any of the above are visible DO NOT INSTALL and notify dealer immediately 7 Do not operate the oven if it is colder than room temperatur...

Page 7: ...ro a bell will ring and the unit will turn off Oven light turns off If additional cooking time is needed and the door is closed the oven will automatically start when the timer is reset Variable power cooking On and OFF cycle time of mechanical V P C switch is 30 seconds When the V P C knob is set to the desired position and timer knob turns to the desired position the V P C switch has a cycle ON ...

Page 8: ...pair 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 or checking parts short between oven chassis and the negative high terminal of the high voltage capacitor by using a properly insulated screwdriver to discharge 4 When the 12A fuse is blown out due to t...

Page 9: ... O SAN 1 A03 3515204100 STOPPER HINGE T AS KOR 63150S 1 A04 3511705500 DOOR WELD AS KOR 61150S 1 A05 3517002800 BARRIER SCREEN I POLYESTER T0 1 1 A06 3512300200 GASKET DOOR PP 1 A07 3513100700 HOOK POM 1 A08 3515101300 SPRING HOOK PW1 1 A06 A05 A04 A02 A01 A03 A07 A08 After replacing the door assembly perform a check of correct alignment with the hinge and cavity front plate NOTE Caution In this S...

Page 10: ...Loosen two screws on stopper hinge under and then push the door to contact the door seal to oven front surface Tighten a screw REF NO PART CODE PART NAME DESCRIPTION Q TY REMARK A01 3512204170 FRAME DOOR ABS SG 175 1 A02 3517005740 BARRIER SCREEN O SAN 1 A03 3515204100 STOPPER HINGE T AS KOR 63150S 1 A04 3511705620 DOOR WELD AS KOR 81250S 1 A05 3517002900 BARRIER SCREEN I POLYESTER T0 1 1 A06 3512...

Page 11: ...E DESCRIPTION Q TY REMARK B01 3513402650 KNOB VPC ABS XR 401 H 2938 1 B02 3516720270 CONTROL PANEL ABS SG 175 1 B03 3515101600 SPRING FLAT SUS 301 T0 5 1 B04 3517400530 COUPLER VPC KNOB POM 1 B05 7122401211 SCREW TAPPING T2S TRS 4 x 12 MFZN 1 B06 3517400400 COUPLER TIMER POM 1 B07 3518203800 TIMER KN35MKD 24E P 1 B08 7122401211 SCREW TAPPING T2S TRS 4 x 12 MFZN 2 B09 3513402550 KNOB ABS XR 401 H 2...

Page 12: ... out the V P C coupler V P C knob and flat spring from the control panel 9 Remove the door open button and button spring from the control panel 10 Reverse the above steps for reassembly 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 above steps for ...

Page 13: ...shaded pole 8 Reverse the above steps for reasembly 9 To remove H V transformert 1 Remove four screws holding the H V transformer 2 Remove the H V transformer 3 Reverse the above steps for reassembly DISASSEMBLY AND ASSEMBLY Never install the magnetron without the metallic gasket plate which is packed with each magnetron to prevent microwave leakage Whenever repair work is carried out on magnetron...

Page 14: ...ook 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 under ON condition 3 Adjustment steps 1 Loosen the one mounting screw 2 Adjust interlock switch assembly position 3 Make sure that lock lever moves smothly after adjustment is completed 4 Tighten com...

Page 15: ...nitor switch with door shut Replace primary secondary interlock switch and interlock monitor switch Replace fuse and check continuity of both interlock switch s contact and monitor switch s contact with door partially open until monitor switch contact Replace primary secondary interlock switch and interlock monitor switch Disconnect one side of the lead wire connected from transformer to the high ...

Page 16: ...iode for continuity in the reverse and normal directions Replace high voltage diode Replace magnetron Replace magnetron Meter with 6V or higher voltage batteries should be used to check the normal direction resistance of the diode Check the isolation of filament winding of high voltage transformer Replace high voltage transformer Good NO Good Poor continuity NO Continuity NO Continuity Continuity ...

Page 17: ...he 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 following Heating time is measured while the microwave generator is operating at full power The filament heat up time for magnetron is not included 6 The initial and final temperature of water is selected so th...

Page 18: ...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 door seem is unknown move the probe more slowly 4 When measuring near a corner of the door keep the probe perpendicular to the areas making sure the probe end at the base of the cone does not get closer than...

Page 19: ... 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 batteries should be used to check the front back resistance of the diode otherwise an infinite resistance amy be read in both directions A normal diode s resistance will be infinite in one direction and several hundred K...

Page 20: ...19 WIRING DIAGRAM ...

Page 21: ...bly 2 CONTROL PANEL ASSEMBLY Refer to Disassembly and assembly 3 TOTAL ASSEMBLY F48 F42 F41 F40 F39 F38 F37 F36 F35 F34 F33 F25 F24 F23 F22 F21 F05 F04 F02 F03 F07 F09 F10 F11 F12 F13 F14 F15 F16 F17 F18 F20 F19 F06 F08 F01 F47 F46 F44 F45 F27 F26 F28 F29 F30 F32 F31 F43 A00 B00 ...

Page 22: ...518002200 MAGNETRON 2M218HF 1 F18 3516004000 SPECIAL SCREW T2 BOLT FLANGE 5X12 DACRO 1 F19 7S422X4081 SPECIAL SCREW TT2 TRSLL 4X8 SE MFZN 1 F20 3513003200 HOLDER HV CAPACITOR SECC T0 6 1 F21 3518302200 CAPACITOR HV 2100VAC 0 98uF 187 1 F22 3518400400 DIODE HV HVR 1X 3AB 12KV 187 1 F23 3518701100 FUSE HV 5KV 0 55A HV 41A55 02 1 F24 3518113700 TRANS HV DY N80S0 63T 1 F25 3516003700 SPECIAL SCREW TT3...

Page 23: ... 4X8 FLG MFZN 1 F44 3511406200 COVER WAVE GUIDE HEATPROOF PP 1 F45 3717400620 COUPLER XAREC 1 F46 3514700710 ROLLER TEFLON 3 F47 3512517300 GUIDE ROLLER PP 5113MF6 A353B 1 F48 3517203600 TRAY GLASS 1 REF NO PART CODE PART NAME DESCRIPTION SUPPLY REMARK Caution In this Service Manual some parts can be changed for improving their performance without notice in the parts list So if you need the latest...

Page 24: ...F18 3516004000 SPECIAL SCREW T2 BOLT FLANGE 5X12 DACRO 1 F19 7S422X4081 SPECIAL SCREW TT2 TRSLL 4X8 SE MFZN 1 F20 3513003200 HOLDER HV CAPACITOR SECC T0 6 1 F21 3518302200 CAPACITOR HV 2100VAC 0 98uF 187 1 F22 3518400400 DIODE HV HVR 1X 3AB 12KV 187 1 F23 3518701100 FUSE HV 5KV 0 55A HV 41A55 02 1 F24 3518114000 TRANS HV DW N90S0 86T 1 F25 3516003700 SPECIAL SCREW TT3 HEX 4X8 FLG MFZN 4 F26 351031...

Page 25: ...0 COVER WAVE GUIDE HEATPROOF PP 1 F45 3717400620 COUPLER XAREC 1 F46 3514700710 ROLLER TEFLON 3 F47 3512517300 GUIDE ROLLER PP 5113MF6 A353B 1 F48 3517203500 TRAY GLASS 1 REF NO PART CODE PART NAME DESCRIPTION SUPPLY REMARK EXPLODED VIEW AND PARTS LIST Caution In this Service Manual some parts can be changed for improving their performance without notice in the parts list So if you need the latest...

Page 26: ...OO ELECTRONICS CO LTD 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC FAX 02 360 7877 TEL 02 360 7804 E mail G7F00E web dwe co kr PRINTED DATE MAR 2000 ...

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