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Daewoo KOR-631G0P, Service Manual

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Daewoo KOR-631G0P Service Manual Download Page 12

  

DISASSEMBLY AND ASSEMBLY

1. To  rem ove cabinet

1) Rem ove three screws on cabinet back.

2) Push the cabinet backward.

.

2. To rem ove door assem bly

1) Rem ove a screw which secure the stopper hinge top.

2)  Rem ove  the door assem bly  from   top  plate of cavity.

3) Reverse the above for reassem bly.

NOTE

A fter replacing the door assem bly, perform  a check of correct alignm ent with the hinge and cavity front plate.

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Summary of Contents for KOR-631G0P

Page 1: ...0P001 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 All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 2: ... 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 inspection within the microwave generating compartments check the magnetron wave guide or tran...

Page 3: ...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 the service person ...

Page 4: ...AVE FREQUENCY 2450MHz OUTSIDE DIMENSIONS W X H X D 465 x 279 x 360mm 18 3 x 11 0 x 14 2 in 495 x 294 x 388mm 19 5 x 11 6 x 15 3 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 338mm 12 6 x 9 6 x 13 3 in NET WEIGHT APPROX 13Kg 28 7lbs APPROX 15Kg 33 1lbs TIMER 59 min 90 sec FUNCTION SELECTIONS MICROWAVE POWER SELECTIONS 10 LEVELS CAVITY VOLUME 0 7 Cu Ft 0 9 Cu Ft ...

Page 5: ... EXTERNAL VIEW 1 OUTER DIMENSION KOR 631 861 465 495 279 294 360 388 Fig 2 Side View Fig 1 Front View All manuals and user guides at all guides com ...

Page 6: ... 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 resistant glass The tray must always be in proper position before operating Do not cook food directly on the tray 9 OVEN FRONT PLATE 10 DOOR OPENING BUTTON To open the door push the door opening button When door is closed it will au...

Page 7: ...sed to add time to cooking 6 Less Used to remove time from cooking 7 Auto Defrost Used to defrost foods for weight 8 Power Used to set power level 9 Defrost Used to defrost foods for time 10 Kitchen Timer Used as a minute timer delay cooking hold setting after cooking 11 Clock Used to set clock 12 Stop Clear Used to stop the oven operation or to delete the cooking data 13 Start Speedy cook Used to...

Page 8: ...g 5 Less Used to remove time from cooking 6 Auto Defrost Used to defrost foods for weight 7 Power Used to set power level 8 Defrost Used to defrost foods for time 9 Kitchen Timer Used as a minute timer delay cooking hold setting after cooking 10 Clock Used to set clock 11 Stop Clear Used to stop the oven operation or to delete the cooking data 12 Start Speedy cook Used to start the oven and also u...

Page 9: ...ust 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 temperature This may occur during del...

Page 10: ... 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 door is opened during the oven operation all information is retained 11 If the START pad is touched and the oven does not operate check the area between the door and door is closed securely The oven will not start cooking und...

Page 11: ...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 the operation of the monitor sw...

Page 12: ...emove door assembly 1 Remove a screw 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 assembly perform a check of correct alignment with the hinge and cavity front plate All manuals and user guides at all guides com ...

Page 13: ...PTION QTY REMARK A01 3512204100 FRAME DOOR ABS XR 401 H 2938 1 A02 3517003150 BARRIER SCREEN O ACRYL 1 A03 3515304410 SUPPORTER BARR S O PP 1 A04 3515204100 STOPPER HINGE T AS KOR 63150S 1 A05 3511705620 DOOR WELD AS KOR 81250S 1 A06 3517002900 BARRIER SCREEN I POLYESTER T0 1 1 A07 3512300400 GASKET DOOR PP 1 A08 3513100700 HOOK POM 1 A09 3515101300 SPRING HOOK PW1 1 DOOR ASSEMBLY 3511710300 KOR 6...

Page 14: ...erse the above steps for reassembly 4 Method to reduce the gap between the door seal and the oven front surface 1 To reduce gap located on part A Loosen a screw on stopper hinge top and then push the door to contact the door seal to oven front surface Tighten a screw 2 To reduce gap located on part B Loosen two screws on stopper hinge under and then push the door to contact the door seal to oven f...

Page 15: ...NE KOR 861G0S 1 3518521230 KOR 861H0S B02 3516720200 CONTROL PANEL ABS XR 401 H 2938 1 B03 PKMPMSNE00 PCB MAIN AS KOR 860A0S 1 B04 7122401211 SCREW TAPPING T2S TRS 4X12 MFZN 4 B05 3513702700 LEVER DOOR OPEN ABS XR 401 H 2938 1 B06 441G430171 SPRING BUTTON SWP DIA0 7 1 B07 3516906900 BUTTON DOOR OPEN ABS XR 401 H 2938 1 CONTROL PANEL ASSEMBLY PKCPSWZH00 KOR 631G PKCPSWZM00 KOR 631H PKCPSWNK00 KOR 8...

Page 16: ...or 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 reassembly High voltage circuit wiring 7 To remove magnetron 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 meta...

Page 17: ... 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 1 Remove four screws holding the H V transformer 2 Remove the H V transformer 3 Reverse the above steps for reassembly All manuals and user guides at all guides com ...

Page 18: ... 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 a Loosen the one mounting screw b Adjust interlock switch assembly position c Make sure that lock lever moves smoothly after adjustment is completed d Tighten completely one mounting scr...

Page 19: ...e check the parts listed below CHECK RESULT CAUSE REMEDY Fuse blows Continuity No Continuity Continuity 0 infinite Ω or Approx 150 310 normal Replace NOTE 1 Replace NOTE 1 Replace Replace Check continuity of primary winding of low voltage transformer Malfunction of interlock monitor switch Defective low voltage transformer Check continuity of interlock monitor switch with door closed COM NC Check ...

Page 20: ...uity Defective line filter board Replace NOTE All these switches must be replaced at the same time please refer to Interlock Mechanism And Adjustment CONDITION CHECK RESULT CAUSE REMEDY Turn table motor and oven lamp do not turn on No Continuity Adjust or replace Adjust or replace Replace Replace Malfunction of primary interlock switch No Continuity 0 V Approx 15 VDC Check continuity of primary in...

Page 21: ...lace Replace Replace Replace Replace Replace No m icrowave oscillation Check continuity of high voltage rectifier in forward and backward direction with DC megger Check continuity of high voltage capacitor terminals with wires rem oved Connect megger leads to magnetron terminal and magnetron body Check resistance of primary and secondary coil of high voltage transformer Check continuity of magnetr...

Page 22: ...n time while counting down 9 Display counts down noticeably 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 stop although cooking is finished Check if the RELAY 2 contacts close if they are close replace touch control circuit CONDITION CHECK RESULT CAUSE REMEDY Display does not show programming at all even if keyboar...

Page 23: ...iately 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 that the maximum d...

Page 24: ...em 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 2 in from any ...

Page 25: ... 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 may be read in both directions A normal diode s resistance will be infinite in one direction and several hundred k in ...

Page 26: ... WIRING DIAGRAM All manuals and user guides at all guides com a l l g u i d e s c o m ...

Page 27: ...C 2 IC1 PIN 35 T 16 67ms 60Hz 3 IC1 PIN 31 OR 32 T 250 ns 4MHz NO MEASURE POINT WAVE FORM REMEDY REMARK 1 MP1 DC 5V 0 25V Replace VL1 EC1 NO LOAD 2 MP2 DC 12V 2 0V Replace EC2 D12 13 14 NO LOAD NOTE 1 Refer to Circuit Diagram point 4 2 Secondary side voltage of the low voltage transformer changes in proportion to fluctuation of power source voltage 3 The allowable tolerance of the secondary voltag...

Page 28: ... PRINTED CIRCUIT BOARD MP1 MP2 Measure Point All manuals and user guides at all guides com ...

Page 29: ...is opened during operation the count down timer does not stop refer to Circuit Diagram Point 1 Check method 5 When the digital clock does not operate properly refer to Circuit Diagram Point 5 If clock does not keep exact time you must check resistor R15 16 zener diodeZD1 POINT STATE A B RELAY 2 ON 5VDC GND RELAY 2 OFF GND 12VDC POINT STATE A B RELAY 1 ON 5VDC GND RELAY 1 OFF GND 12VDC POINT STATE ...

Page 30: ... PRINTED CIRCUIT BOARD 2 P C B CIRCUIT DIAGRAM All manuals and user guides at all guides com ...

Page 31: ... AZ104J 3 18 RESISTOR R13 1 6W 100 5 RD AZ101J 1 19 RESISTOR R15 17 1 6W 10K 5 RD AZ103J 3 20 RESISTOR R18 1 6W 1M 5 RD AZ105J 1 21 RESISTOR R19 1 4W 51 5 RD 4Z510J 1 22 REGULATOR VL1 MC7905C 1MC7905C 1 23 TRANSISTOR Q1 5 9 11 KRA 102M TZRA102M 8 24 TRANSISTOR Q6 KTA 1270Y TZTA1270Y 1 25 TRANS POW ER LVT1 DMR 631FS 5EPV035303 1 26 W IRE COPPER J1 J21 1 0 52 TIN COATING 85801052GY 21 27 W IRE COPPE...

Page 32: ...R13 1 6W 100 5 RD AZ101J 1 19 RESISTOR R15 17 1 6W 10K 5 RD AZ103J 3 20 RESISTOR R18 1 6W 1M 5 RD AZ105J 1 21 RESISTOR R19 1 4W 51 5 RD 4Z510J 1 22 REGULATOR VL1 MC7905C 1MC7905C 1 23 TRANSISTOR Q1 5 9 11 KRA 102M TZRA102M 8 24 TRANSISTOR Q6 KTA 1270Y TZTA1270Y 1 25 TRANS POW ER LVT1 DMR 631FS 5EPV035303 1 26 W IRE COPPER J1 J21 1 0 52 TIN COATING 85801052GY 21 27 W IRE COPPER SJ1 SJ4 1 0 52 TIN C...

Page 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 All manuals and user guides at all guides com ...

Page 34: ...87 1 F21 3518113900 TRANS HV DY N80P0 63T 1 F22 3516003700 SPECIAL SCREW TT3 HEX 4X8 FLG MFZN 4 F23 3510311700 BASE SBHG T0 8 1 F24 7112401011 SCREW TAPPING T1 TRS 4X10 MFZN 5 F25 3512100900 FOOT PP DASF 130 2 F26 7272400811 SCREW TAPTITE TT3 TRS 4X8 MFZN 1 F27 3515201101 STOPPER HINGE U SCP 1 T2 5 1 F28 4415A17352 SW MICRO VP 533A OF SPNO 187 200G 1 F29 4415A66600 SW MICRO VP 532A OF SPNC 187 200...

Page 35: ...ANS HV DY N80P0 86T 1 F22 3516003700 SPECIAL SCREW TT3 HEX 4X8 FLG MFZN 4 F23 3510311900 BASE SBHG T0 8 1 F24 7112401011 SCREW TAPPING T1 TRS 4X10 MFZN 5 F25 3512100900 FOOT PP DASF 130 2 F26 7272400811 SCREW TAPTITE TT3 TRS 4X8 MFZN 1 F27 3515201101 STOPPER HINGE U SCP 1 T2 5 1 F28 4415A17352 SW MICRO VP 533A OF SPNO 187 200G 1 F29 4415A66600 SW MICRO VP 532A OF SPNC 187 200G 1 F30 4415A17352 SW ...

Page 36: ... MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC E mail G7F00E web dwe co kr FAX 02 360 8184 TEL 02 360 8179 8180 PRINTED DATE NOV 1998 All manuals and user guides at all guides com a l l g u i d e s c o m ...

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