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DAEWOO ELECTRONICS KQG-8B5R5S64 Service Manual Download Page 1

Service Manual

Microwave Oven

Model: KQG-8B5R5S64

S/M No. :

QG8B5R5S6401

Oct. 2011

✔

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 KQG-8B5R5S64

Page 1: ...R5S6401 Oct 2011 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...

Page 2: ...monitor door seal and microwave generation and transmission systems shall be repaired replaced or adjusted by procedures described in this manual before the oven is released to the owner e A microwav...

Page 3: ...tified 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 ow...

Page 4: ...W COMBINATION 2200 W MICROWAVE ENERGY OUTPUT 800 W MICROWAVE FREQUENCY 2450 MHz OUTSIDE DIMENSIONS W x H x D 465 x 287 x 364 mm CAVITY DIMENSIONS W x H x D 298 x 230 x 330 mm CAVITY VOLUME 23 L NET WE...

Page 5: ...4 EXTERNAL VIEW 1 OUTER DIMENSION 465 287 364...

Page 6: ...oven for all cooking 8 8 Roller guide This must always be used for cook ing together with the glass cooking tray 9 9 Glass cooking tray Made of special heat resistant glass Food in a proper receptacl...

Page 7: ...yed 2 2 Auto cook Used to cook using a program or to reheat 3 3 Grill Combi Used to cook grill combi 4 4 Power Def Used to set power level Used to defrost foods by weight or time 5 5 Clock Used to set...

Page 8: ...pe 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 suc...

Page 9: ...the oven stops cooking and all information retained To erase all infomation press the STOP CLEAR button once more If the oven door is opened during the oven operation all information is retained 11 Wh...

Page 10: ...ir 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 c...

Page 11: ...ard 2 To remove door assembly 1 Remove two screws which secure the stopper hinge top 2 Remove the door assembly from top plate of cavity 3 Reverse the above for reassembly NOTE After replacing the doo...

Page 12: ...ABS SG 175 SG 0760D COLOR 1 A09 7122401611 SCREW TAPPING T2S TRS 4X16 MFZN 2 A10 3511718000 DOOR SUB AS KOR 634R0S 1 REF NO PART CODE PART NAME DESCRIPTION Q TY REMARK 1 Remove the gasket door from do...

Page 13: ...Tighten two screws 3 To reduce gap located on part C Loosen the screw on the interlock switch assembly located the top of the oven body Draw the interlock switch assembly inward as possible to engage...

Page 14: ...he above steps for reassembly B01 3513412400 KNOB VOLUME ABS SG 0760D SG 175 1 B02 3515501530 WINDOW DISPLAY PMMA 1 B03 3516721470 CONTROL PANEL SUB AS KOR 634R0S 1 B04 3516907430 BUTTON FUNCTION ABS...

Page 15: ...ecure the magnetron 2 Remove the magnetron 3 Reverse the above steps for reassembly NOTE Never install the magnetron without the metallic gasket plate which is packed with each magnetron to pre vent m...

Page 16: ...ve wind guide assembly 1 Remove the screw for earthing 2 Remove the noise filter from the wind guide 3 Remove the screw which secure the wind guide assembly 4 Draw forward the wind guide assembly 5 Pu...

Page 17: ...part from the base plate 4 Remove the tray motor cover 5 Remove a screw which secure the tray motor 6 Remove the tray motor 7 Reverse the above steps for reassembly except for securing the tray motor...

Page 18: ...on and presses the button of the secondary interlock switch to bring it under ON condition 3 Adjustment steps a Loosen the mounting screw b Adjust interlock switch assembly position Actuation distance...

Page 19: ...the terminals and power cord before check the parts listed below CONDITION CHECK Check continuity of interlock monitor switch with door closed Check continuity of pri mary interlock switch con tact wi...

Page 20: ...ay coil Approx 15 VDC Replace NOTE All these switches must be replaced at the same time please refer to Interlock Mechanism And Adjustment TROUBLE 2 Display shows all figures selected but oven does no...

Page 21: ...on Defective high voltage rectifier Replace Connect megger leads to mag netron terminal and magnetron body Continuity Defective mag netron Replace Check resistance of primary and secondary coil of hig...

Page 22: ...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 cancel button is touched 11 Oven lamp and turntable motor do not...

Page 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...

Page 24: ...binet 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 is u...

Page 25: ...er 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 batteries s...

Page 26: ...25 WIRING DIAGRAM...

Page 27: ...E Each measure point must be measured with GND points NOTE 1 Refer to Circuit Diagram point 4 2 Secondary side voltage of the low voltage transformer changes in proportion to fluctuation of power sour...

Page 28: ...27 Mesurement point...

Page 29: ...oint 6 Check method 5 When the door is opened during operation the count down timer does not stop refer to Circuit Diagram point 1 Check method 6 When the digital clock does not operate properly refer...

Page 30: ...29 2 PCB CIRCUIT DIAGRAM...

Page 31: ...AZ331J 7 22 R CARBON FILM R8 9 11 14 20 1 6W 1K 5 RD AZ102J 5 23 R CARBON FILM R21 1 6W 4 7K 5 RD AZ472J 1 24 R CARBON FILM R15 17 1 6W 10K 5 RD AZ103J 3 25 R CARBON FILM R12 1 6W 100K 5 RD AZ104J 1 2...

Page 32: ...y and assembly 3 TOTAL ASSEMBLY EXPLODED VIEW AND PARTS LIST F37 A00 B00 F43 F46 F45 F44 F42 F41 F39 F40 F38 F55 F54 F52 F49 F50 F48 F47 F53 F03 F01 F02 F19 F18 F21 F24 F23 F22 F25 F26 F27 F34 F36 F35...

Page 33: ...QUARTZ 115V 500W 240mm B WADEN 2 F13 3518606100 NOISE FILTER DWLF M13 1 F14 7121402511 SCREW TAPPING T2S PAN 4X25 MFZN 2 F15 3963514400 MOTOR SHADED POLE 230V 50HZ OEM 10DWC2 A07 A 1 F16 3512517000 G...

Page 34: ...F41 3513811750 LOCK FH 44N 1 F42 3513601600 LAMP BL 240V 25W T25 C7A H187 1 F43 7S312X40A1 SCREW TAPPING T1 TRS 4X10 SE MFZN 1 F44 3966031600 MOTOR SYNCRO 220 240V 50 60HZ ST 16 MN73MQAD A 1 F45 35189...

Page 35: ...S M NO DAEWOO ELECTRONICS CORP 1 2 Jeo dong 1 il ga Jung gu Seoul Korea C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC PRINTED DATE Oct 2011...

Page 36: ...AT TI IV VE E I IN NC C 6 4 ABOUT THIS MANUAL ABOUT THIS MANUAL M O D E L KQG 8B5R5S64 S M 2011 10 31 1 2 3 4 5 MEMO 35p VISION TEL 730 0660 FAX 730 3788 11 10 31 1p 4p 5p 6p 11p 12p 13p 23p 26p 27p...

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