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Service Manual

Microwave Oven

Model: KOR-6Q8G5S

S/M No. : R6Q8G5S001

May. 2005

✔

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

Summary of Contents for KOR-6Q8G5S

Page 1: ...M No R6Q8G5S001 May 2005 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 P...

Page 2: ...ck 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 microw...

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: ...AVE FREQUENCY 2450MHz OUTSIDE DIMENSIONS W X H X D 465 x 279 x 331 mm 18 3 x 11 0 x 13 0 in CAVITY DIMENSIONS W X H X D 301 x 230 x 293 mm 11 9 x 9 1 x 11 5 in NET WEIGHT APPROX 11 3 kg 25 Ibs TIMER 5...

Page 5: ...4 EXTERNAL VIEW 1 OUTER DIMENSION...

Page 6: ...n door is closed it will automatically lock shut If door is opened while oven is operating magnetron tube will immediately stop operating 8 8 Spatter shield Protects the microwave outlet from splashes...

Page 7: ...foods for weight defrost 4 4 Time Set Pad Used to set the cooking time and the current time 5 5 Power Used to set power level 6 6 Defrost Used to defrost foods for time 7 7 Clock Used to set clock 8 8...

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: ...oven is plugged in 9 Time clock returns to the present time when the cooking time ends 10 When the STOP CLEAR button is pushed during the oven operation the oven stops cooking and all information reta...

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: ...7002800 BARRIER SCREEN I PETP T0 1 1 A06 3512300210 GASKET DOOR PP 1 A07 3513100700 HOOK POM 1 A08 3515101300 SPRING HOOK PW1 1 1 Remove the gasket door from door painting as 2 Remove the frame door f...

Page 13: ...d then push the door to contact the door seal to oven front surface Tighten two screws 3 To reduce gap located on part C Loosen a screw on interlock switch assembly located top of oven body Draw the i...

Page 14: ...3513702700 LEVER DOOR OPEN PP 1 B07 441G430171 SPRING BUTTON SWP DIA 0 7 1 B08 3516914100 BUTTON DOOR OPEN ABS SG 175 SG 0760D 1 1 Remove the screw which secure the control panel push up two snap fits...

Page 15: ...1 Remove a screw which secure 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...

Page 16: ...ssembly 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 steps for r...

Page 17: ...e 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 to bring it under ON condition 3 Adjustment ste...

Page 18: ...ted of the terminals and power cord before check the parts listed below CONDITION CHECK Check continuity of interlock monitor switch with door closed Malfunction of interlock moni tor switch Malfuncti...

Page 19: ...y coil Approx 15 V DC 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 20: ...n 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 high...

Page 21: ...8 Display obviously jumps in time while counting down 19 Display counts down noticeably too fast while cooking 10 Display does not show the time of day when STOP CLEAR pad is touched 11 Oven lamp and...

Page 22: ...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 23: ...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 24: ...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 25: ...24 WIRING DIAGRAM...

Page 26: ...OTE Each measure point must be measured with GND point NOTE 1 Refer to Circuit Diagram point 4 2 Secondary side voltage of the low voltage transformer changes in proportion to fluctuation of power sou...

Page 27: ...26 Measure Point MP1 MP2 GND...

Page 28: ...n the digital clock does not operate properly Refer to Circuit Diagram If clock does not keep exact time you must check resistor R20 and zener diode ZD2 STATE POINT A B RELAY 2 ON 5VDC GND RELAY 2 OFF...

Page 29: ...28 2 PCB CIRCUIT DIAGRAM...

Page 30: ...17 RESISTOR R5 6 9 15 17 22 1 6W 1K 5 RD AZ102J 6 18 RESISTOR R7 1 6W 100K 5 RD AZ104J 1 19 RESISTOR R10 1 6W 200 5 RD AZ201J 1 20 RESISTOR R11 19 20 1 6W 10K 5 RD AZ103J 3 21 RESISTOR R8 1 6W 1M 5 R...

Page 31: ...30 1 DOOR ASSEMBLY Refer to Disassembly and assembly 2 CONTROL PANEL ASSEMBLY Refer to Disassembly and assembly 3 TOTAL ASSEMBLY EXPLODED VIEW AND PARTS LIST...

Page 32: ...004000 SPECIAL SCREW T2 BOLT FLANGE 5X12 DACRO 1 F18 7122400811 SCREW TAPPING T2S TRS 4 8 MFZN 1 F19 3513003200 HOLDER HV CAPACITOR SECC T0 6 1 F20 3518302201 CAPACITOR HV 2100VAC 0 98UF 187 75MM 1 F2...

Page 33: ...S M NO R6Q8G5S001 DAEWOO ELECTRONICS CORP 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC PRINTED DATE May 2005...

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