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Daewoo KOR-1A0A0C, Service Manual, Page: 16 / 37

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Daewoo KOR-1A0A0C Service Manual Download Page 16

15

5. To remove control panel parts.

KOR-1A0A

REF NO.

PART CODE

PART NAME

DESCRIPTION

Q’TY

REMARK

B01

3518570920

SWITCH MEMBRANE

KOR-1A0A0S

1

B02

3516724510

CONTROL PANEL

ABS XR-401, H-2938

1

B03

PKMPMSXN10

PCB AS

KOR-1A0A0C

1

B04

7122401211

SCREW TAPPING

T2S TRS 4X12 MFZN

4

B05

3513702800

LEVER DOOR OPEN

PP

1

B06

441G430171

BUTTON SPRING

SWP DIA 0.7

1

B07

3516907940

BUTTON DOOR OPEN

ABS SG-0760D SG-175

1

(1) Remove the screw which secure the control panel, push up two snap fits and draw forward the control panel

assembly.

(2) Remove the door open lever from the control panel.
(3) Remove four screws which secure the PCB assembly to control panel.
(4) Disconnect membrane tail from the connector of the PCB assembly.
(5) Detach membrane from the control panel.
(6) Remove door open button and button spring from the control panel.
(7) Reverse the above steps for reassembly.

Summary of Contents for KOR-1A0A0C

Page 1: ...Service Manual Microwave Oven Model KOR 1A0A0C KOR 1A4H0C DAEWOO ELECTRONICS CO LTD S M No R1A0A0C001 http svc dwe co kr May 2002...

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: ...If the oven is operative prior to servicing a microwave emission check should be performed prior to servicing the oven 2 If any certified oven unit is found to servicing a microwave emission check sho...

Page 4: ...CROWAVE ENERGY OUTPUT 1000W MICROWAVE FREQUENCY 2450MHz OUTSIDE DIMENSIONS W X H X D 539X300X406mm 539X300X435mm CAVITY DIMENSIONS W X H X D 354X228X373mm NET WEIGHT APPROX 15 5kg APPROX 16 5kg TIMER...

Page 5: ...4 EXTERNAL VIEW 406 539 300 1 OUTER DIMENSION KOR 1A0A 435 539 300 KOR 1A4H...

Page 6: ...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 heat resisant glass The t...

Page 7: ...ators and present time are displayed 3 One touch Used to cook or reheat specific quantities of food 4 Auto cook Used to cook or reheat 5 More Used to add time to cooking 6 Less Used to reduce time fro...

Page 8: ...dicators and present time are displayed 3 One touch Used to cook or reheat specific quantities of food 4 More Used to add time to cooking 5 Less Used to reduce time from cooking 6 Auto Defrost Used to...

Page 9: ...hot air steam or splash when choosing a place to position it or the insulation might be adversely affected and breakdowns occur 5 Power supply Check your local power source This oven requires a curren...

Page 10: ...P 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 once more If the oven doo...

Page 11: ...beginning repair work 2 Warning about the electric charge in the high voltage capacitor For about 30 seconds after the operation has stopped electric charge remains in the high voltage capacitor When...

Page 12: ...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 13: ...TING AS KOR 1A1G 1 A05 3517005800 BARRIER SCREEN I PETP T0 1 1 A06 3512301900 GASKET DOOR PP 1 A07 3513100700 HOOK POM 1 A08 3515101300 SPRING HOOK PW1 1 1 Remove the gasket door from door plate 2 Rem...

Page 14: ...OOR T STS304 T0 6 HAIR LINE 1 A10 3512603300 HANDLE DOOR U ABS XR 401 H 2938 1 A11 7122401211 SCREW TAPPING T2S TRS 4 12 MFZN 2 A12 3517005800 BARRIER SCREEN I PETP T0 1 1 A13 3512301900 GASKET DOOR P...

Page 15: ...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 int...

Page 16: ...N SPRING SWP DIA 0 7 1 B07 3516907940 BUTTON DOOR OPEN ABS SG 0760D SG 175 1 1 Remove the screw which secure the control panel push up two snap fits and draw forward the control panel assembly 2 Remov...

Page 17: ...KMPMSXN10 PCB AS KOR 1A0A0C 1 B05 7122401211 SCREW TAPPING T2S TRS 4 12 MFZN 3 1 Remove the screw which secure the control panel push up two snap fits and draw forward the control panel assembly 2 Rem...

Page 18: ...2 for a fully assembled oven with door normally closed 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 t...

Page 19: ...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 transformer...

Page 20: ...e 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 con...

Page 21: ...nection of 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 of primary interlock switc...

Page 22: ...uity Adjust or replace Check D C voltage being supplied to RELAY RY2 coil Defective touch control circuit 0 V Replace Faulty contacts of RELAY RY2 or open relay coil Approx 15 VDC Replace Display do n...

Page 23: ...body Continuity Defective magnetron Replace Check resistance of primary and secondary coil of high voltage transformer 0 or Defective high voltage transformer Replace Check continuity of magnetron wi...

Page 24: ...jumps in time while counting down 9 Display counts down noticeable too fast while cooking 10 Display does not show the time of day when clear pad is touched 11 Oven lamp and turntable motor do not sto...

Page 25: ...e vessel 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...

Page 26: ...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 seem...

Page 27: ...r 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 sh...

Page 28: ...27 WIRING DIAGRAM H V H V FUSE FUSE...

Page 29: ...ltage transformer changes in proportion to fluctuation of power source voltage 3 The allowable tolerance of the secondary voltage is within 5 of nominal voltage NOTE Each measure point must be measure...

Page 30: ...29 MP1 MP2 Measurement point...

Page 31: ...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 to Circuit Diagram point...

Page 32: ...1 c 5 10 g b 1 2 e d G5 e c d g e 3 f b a g R10 1 2 3 4 5 B A B B A A A D15 21 GND 32 XOUT V1 4 AIN1 V1 V1 V1 33 RESET 31 XIN V1 V1 35 INT2 34 HOLD 1 VAREF 30 TEST 42 VCC V2 V2 14 R63 2 VASS 13 R62 V2...

Page 33: ...14 22 1 6W 1K 5 RD AZ102J 5 17 RESISTOR R11 20 21 1 6W 100K 5 RD AZ204J 3 18 RESISTOR R13 1 6W 200 5 RD AZ201J 1 19 RESISTOR R15 16 1 6W 10K 5 RD AZ103J 2 20 RESISTOR R18 1 6W 510 5 RD AZ511J 1 21 RE...

Page 34: ...33 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...

Page 35: ...2 F13 3963821610 MOTOR SHADED POLE 120V 60Hz MW10XA M01 1 F14 3512517000 GUIDE WIND PP 1 F15 3511800300 FAN PP 30 GLASS 1 F16 3518002900 MAGNETRON 2M218J F P 1 F17 3516004000 SPECIAL SCREW T2 BOLT FLA...

Page 36: ...T25 C5A H187 1 F37 7121400611 SCREW TAPPING T2S PAN 4X6 MFZN 1 F38 3966310200 MOTOR SYNCRO 120V 2W GM 16 12F17 1 F39 3518905400 THERMOSTAT OFF 90 ON 60 H 187 NB 1 F40 3513003410 HOLDER THERMOSTAT PP 1...

Page 37: ...S M NO R1A0A0C001 DAEWOO ELECTRONICS CO LTD 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC PRINTED DATE May 2002...

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