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Daewoo KOR-4A0B0W, Service Manual, Page: 28 / 35

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Daewoo KOR-4A0B0W Service Manual Download Page 28

27

Measure Point

MP1

MP2

GND

Summary of Contents for KOR-4A0B0W

Page 1: ...B0W001 Jan 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: ...shall be repaired replaced or adjusted by procedures described in this manual before the oven is released to the owner e A microwave leakage check to verify compliance with the federal performance st...

Page 3: ...ing 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...

Page 4: ...00 W MICROWAVE ENERGY OUTPUT 500 W FREQUENCY 2 450MHz OUTSIDE DIMENSIONS W H D 424 x 223 x 317 mm CAVITY DIMENSIONS W H D 275 x 178 x 297 mm CAVITY VOLUME 15 L NET WEIGHT APPROX 9 0 Kg TIMER 59 min 90...

Page 5: ...4 EXTERNAL VIEW 1 OUTER DIMENSION 424 223 317...

Page 6: ...the oven cavity floor This is to remain in the oven for all cooking 7 7 Roller guide This must always be used for cook ing together with the glass cooking tray 8 8 Glass cooking tray Made of special...

Page 7: ...oods for time and weight 4 4 POWER Used to set power level 5 5 CLOCK Used to set clock 6 6 ONE TOUCH COOK Used to cook or reheat specific quantities of food 7 7 TIME SET PAD Used to set the cooking ti...

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: ...Time clock returns to the present time when the cooking time ends 19 When the STOP CLEAR pad is touched during the oven operation the oven stops cooking and all information retained To erase all infor...

Page 10: ...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 replacing...

Page 11: ...rd 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 door...

Page 12: ...inting as 6 Remove the barrier screen outer from the frame door 7 Reverse the above steps for reassembly A00 3511730500 DOOR AS KOR 4A070S A01 3511730510 DOOR PAINTING AS KOR 4A070S 1 A02 3517011410 B...

Page 13: ...and then push the door to contact the door seal to the oven front sur face Tighten two screws 3 To reduce gap located on part C Loosen the screw on the interlock switch assembly located the top of th...

Page 14: ...holder LED lever door open spring button and button door open from the control panel sub as 6 Reverse the above steps for reassembly C PANEL ASSEMBLY PKCPSWFLV0 B00 3516741380 CONTROL PANEL AS KOR 4A0...

Page 15: ...screws which secure the motor shaded pole 5 Remove the motor shaded pole 6 Reverse the above steps for reassembly C00 3512530430 GUIDE WIND AS KOR 4A070S C01 3512530410 GUIDE WIND PP 1 C02 3963513100...

Page 16: ...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 magnetron to pre vent...

Page 17: ...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 steps for...

Page 18: ...tch Then the button of the primary interlock switch bring it under ON condition 2 Secondary interlock switch and interlock monitor switch When the door is closed the hook pushes the lock lever downwar...

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 primary inter lock switch contact wit...

Page 20: ...terlock switch RESULT No Continuity CAUSE REMEDY Adjust or replace Turn table motor and oven lamp do not turn on Check continuity of secondary interlock switch Malfunction of sec ondary interlock swit...

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: ...hile counting down 9 Display counts down noticeably too fast while cooking 10 Display does not show the time of day when the STOP CLEAR pad is touched in case of setting the present time 11 Oven lamp...

Page 23: ...the water temper ature to attain 20 C 2 C is measured The oven is then switched off and the final water temperature is measured within 60s NOTE 1 The water stirred is before its temperature is measur...

Page 24: ...abinet 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...

Page 25: ...meter 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 batterie...

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

Page 27: ...measured with GND points NOTE 1 Refer to Circuit Diagram 2 Secondary side voltage of the low voltage transformer changes in proportion to fluctuation of power source voltage 3 The allowable tolerance...

Page 28: ...27 Measure Point MP1 MP2 GND...

Page 29: ...he digital clock does not operate properly refer to Circuit Diagram If clock does not keep exact time you must check resistor R12 R17 D8 C3 and zener diode ZD1 POINT A B STATE RELAY 2 ON GND 5VDC RELA...

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

Page 31: ...ESISTOR R13 1 6W 200 OHM 5 RD AZ201J 1 19 RESISTOR R1 6 8 10 1 6W 330 OHM 5 RD AZ331J 9 20 RESISTOR R15 27 28 1 6W 1K OHM 5 RD AZ102J 3 21 RESISTOR R21 26 1 6W 4 7K OHM 5 RD AZ472J 2 22 RESISTOR R12 1...

Page 32: ...OR ASSEMBLY Refer to Disassembly and assembly 2 CONTROL PANEL ASSEMBLY Refer to Disassembly and assembly 3 GUIDE WIND ASSEMBLY Refer to Disassembly and assembly 4 TOTAL ASSEMBLY EXPLODED VIEW AND PART...

Page 33: ...3 TRS 4X8 SE MFZN 1 F22 3515205610 STOPPER HINGE U SCP 1 T2 0 1 F23 7S432X4081 SPECIAL SCREW TT3 TRS 4X8 SE MFZN 1 F24 3518704300 FUSE HV 5KV 0 5A HV 41A50 1 F25 3517305800 FOAM CR 5TX10X155 1 F26 7S3...

Page 34: ...S M NO OR4A0B0W001 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 Jan 2011...

Page 35: ...N C CR RE EA AT TI IV VE E I IN NC C 6 4 ABOUT THIS MANUAL ABOUT THIS MANUAL M O D E L KOR 4A0B0W S M 2011 01 07 1 2 3 4 5 MEMO 34p VISION TEL 730 0660 FAX 730 3788 11 01 07 34p 11 01 10 17p 25p _ 2p...

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