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Daewoo KOT-1G1A, Service Manual, Page: 56 / 58

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55

A40

THERMOSTAT

OFF:160 ON:115 V #187

3518903800

1

A41

SCREW TAPPING

T2S PAN 3X6 MFZN

7121300611

2

A42

GUIDE AIR *T

PP

3512526200

1

A43

THERMOSTAT

OFF:100 ON:60 V #187

3518906310

1

A44

HARNESS THERMOSTAT

KOT-1G0A9A

3512782100

1

A45

COVER CAVITY LAMP

SBHG T0.4

3511411800

1

A46

SCREW TAPPING

T2S TRS 4*8 MFZN

7122400811

1

A47

HOLDER LAMP

PENOL 250V 75W

3513003000

1

A48

LAMP

BL 125V 30W T25 C7A #187

3513602400

1

A49

SCREW TAPPING

T2S TRS 4X12 MFZN

7122401211

1

A50

CAPACITOR RUNNING

250VAC 6.0UF

3518301100

1

A51

SCREW TAPPING

T2S TRS 4X12 MFZN

7122401211

2

A52

NOISE-FILTER

DWLF-M30

3518608000

1

A53

SCREW TAPPING

T2S TRS 4X12 MFZN

7122401211

1

A54

SPECIAL NUT

M6 17X11 MFZN

3516006300

2

A55

SCREW TAPPING

T2S TRS 4*8 MFZN

7122400811

2

A56

SCREW TAPPING

T2S TRS 4X12 MFZN

7122401211

3

A57

CASE BLOW FAN *U

KOT-1G0A9A

3511101300

1

A58

CASE BLOW FAN *T

KOT-1G0A9A

3511101200

1

A59

SCREW TAPPING

T2S TRS 4X12 MFZN

7122401211

1

A60

SCREW SPECIAL

T1 TRS 4X10 SE MFZN

7S312X40A1

1

A61

MOTOR VENTILATION

120V 60HZ

3964822000

1

A62

SCREW SPECIAL

T1 TRS 4X10 SE MFZN

7S312X40A1

2

A63

FILTER CHARCOAL

KOT-1G0A9A

3511900700

1

A64

CORD POWER AS

3X14AWG 80X80 187-RTML

35113U5W88

1

A65

SPECIAL SCREW

TT3 TRS 4X8 SE MFZN

7S432X4081

1

A66

PROTECTOR WIRE

SECC T0.5

3517504800

1

A67

SCREW TAPPING

T2S TRS 4X12 MFZN

7122401211

1

A68

CABINET AS

KOT-1G0A9A

3510809500

1

A69

SCREW TAPPING

T1 TRS 4X10 MFZN BK

7112401012

12

A70

COVER MOTOR CONDENSE

SBHG T0.5

3511405210

1

A71

SCREW SPECIAL

T1 TRS 4X10 SE MFZN

7S312X40A1

1

A72

GRILLE AIR

ABS

3512400620

1

A73

GUIDE AIR

PP

3512526210

1

A74

SCREW TAPPING

T2S TRS 4X12 MFZN

7122401211

2

A75

TRAY

GLASS

3517203500

1

A76

GUIDE ROLLER AS

KOR-63150S

3512517500

1

A77

FILTER AIR

KOT-1G0A9A

3511900800

2

A78

VALVE DAMPER AS

KOT-210U0A

3515400500

1

A79

BRACKET RANGE MT WELDING AS

KOT-1G0A9A

3510610400

1

REF NO.

PART NAME

DESCRIPTION

PART CODE

Q'TY

REMARK

Summary of Contents for KOT-1G1A

Page 1: ...09 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...

Page 2: ...ave generating compartments check the magnetron wave guide or transmission line and cavity for proper alignment integrity and connections d Any defective or misadjusted components in the interlock mon...

Page 3: ...make repairs 1 A broken door hinge 2 A broken door viewing screen 3 A broken front panel oven cavity 4 A loosened door lock 5 A broken door lock The door gasket plate and oven cavity surface should be...

Page 4: ...ribution turntable Rectification voltage doubler half wave Door Sealing Choke System Safety Device Cavity Thermostat open 212 F 100 C reset 140 F 60 C Bottom Thermostat open 203 F 95 C reset 32 F 0 C...

Page 5: ...4 EXTERNAL VIEW REFER TO THE INSTALLATION GUIDE INSTALLATION REFER TO THE INSTALLATION GUIDE OPERATIONS AND FUNCTIONS REFER TO THE USE AND CARE MANUAL...

Page 6: ...he electric charge in the high voltage capacitor For about 30 seconds after the operation has stopped an electric charge remains in the high voltage capacitor When replacing or checking parts short be...

Page 7: ...ce CABINET INSTALLATION Refer to FIG 1 for the following steps 1 Position the cabinet over the top of the microwave oven and slide the power cord all the way through the top opening 2 Slide the cabine...

Page 8: ...7 FIG 1...

Page 9: ...ctor and remove the wire protector 3 From the top and back of the control panel lift the top locking tab and pull the top of the panel out slightly then lift the bottom tabs of the panel out of the sl...

Page 10: ...dges or lint 7 Mount the new control circuit board to the mounting bracket with 4 screws 8 Plug the following connectors over their control circuit board plugs so that they lock into place a 2 Pin con...

Page 11: ...the old light and mount a new light in its place 4 Reinstall the cavity lamp cover into its air guide top 5 Mount the vent grille to the microwave oven and check out the operation WARNING Personal In...

Page 12: ...touching the metal ends remove the defective line fuse from the line filter and install a new one in it s place 4 Mount the wire protector and the control panel to the oven and secure it with it s mou...

Page 13: ...case blow fan under 7 Remove the screw 4 and lift out the air guide top 8 Disconnect the two wire connectors from the vent motor capacitor terminals 9 Reconnect the wires to the new vent motor capaci...

Page 14: ...panel out slightly then lift the bottomly then lift the bottom tabs of the panel out of the slots and pull it forward Set the panel inside the oven cavity while you work Refer to FIG 6 for the follow...

Page 15: ...lle to the microwave oven and check out the operation of the switches WARNING The interlock Monitor Switch provides an added safety check on the Primary and Secondary Interlock Switches If the Primary...

Page 16: ...ollowing steps 6 Remove the mounting screw from the bottom thermostat and lift the bottom flange out at slot in the chassis See FIG 8 7 Unplug the two wire connectors from the bottom thermostat 8 Conn...

Page 17: ...tor to the oven with its the screws 6 Connect the wires to the tray motor terminal 7 Reinstall the base plate in the oven 8 Secure its 3 screws WARNING Personal Injury Hazard Disconnect from the elect...

Page 18: ...the orange and brown wires over the light socket terminals 5 Mount the base plate to the microwave oven WARNING Personal Injury Hazard Disconnect from the electrical supply before servicing the unit F...

Page 19: ...njury Hazard Disconnect from the electrical supply before servicing the unit Failure to do so could result in electrical shock or other personal injury CAUTION Personal Injury Hazard Because of the we...

Page 20: ...sket along the edges of the door with a putty knife 3 Install the new gasket so that it fits tightly into place inside the door WARNING Personal Injury Hazard Disconnect from the electrical supply bef...

Page 21: ...new cavity thermostat and reinstall the air guide top case blow under vent motor case blow fan top cabinet wire protector and vent grille on the microwave oven WARNING Personal Injury Hazard Disconnec...

Page 22: ...move 2 screws for the vent motor and lift it 5 Unplug the wire connectors for vent motor 6 Connect the wire connector and secure the vent motor 7 Install the new vent motor 8 Reinstall the case blow f...

Page 23: ...air top 7 Connect the power cord lead to the terminals of the hoise filter 8 Use the ground screw to secure the ground wire to the front plate 9 Refer to Cabinet Installation and reinstall the cabine...

Page 24: ...o the high voltage capacitor the high voltage transformer and the magentron as shown in FIG 15 FIG 18 WARNING Personal Injury Hazard Disconnect from the electrical supply before servicing the unit Fai...

Page 25: ...oltage rectifier lead to the bracket with its mounting screw FIG 16 WARNING Personal Injury Hazard Disconnect from the electrical supply before servicing the unit Failure to do so could result in elec...

Page 26: ...er and red wire coming from the high voltage transformer to the indicated capacitor terminal 7 Connect the remaining red lead coming from the magnetron to the indicated capacitor terminal WARNING Pers...

Page 27: ...Remove the mounting screw from the magnetron FIG 18 WARNING Personal Injury Hazard Disconnect from the electrical supply before servicing the unit Failure to do so could result in electrical shock or...

Page 28: ...otor the case blow fan top and the vent grille on the microwave 10 Secure the magnetron thermostat to the magnetron using 2 screws 11 Connect the red high voltage leads to the magnetron terminals 12 R...

Page 29: ...ect operation described in users guide manual instruction manual by time cooking in order to find the exact cause of any trouble TROUBLE 1 Oven does not operate at all any input can not be accepted CO...

Page 30: ...ity 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 no...

Page 31: ...r Replace Connect megger leads to magnetron terminal and magnetron body Continuity Defective magnetron Replace Check resistance of primary and secondary coil of high voltage transformer 0 or Defective...

Page 32: ...eter of approximately 190 mm 3 The oven and the empty vessel are at ambient temperature prior to the start of the test The initial temperature of the water is 10 2 C 50 3 6 F It is measured immediatel...

Page 33: ...rear air vent EQUIPMENT Electromagnetic energy leakage monitor 600 cc glass beaker with an inside diameter of approx 85 mm 3 5 in When checking for R F leakage use an approved R F measuring device to...

Page 34: ...aces faster than 1 inch per second 2 5 cm sec otherwise a false reading will occur When testing near a corner of the door keep the probe perpendicular to the surface and move it horizontally without t...

Page 35: ...hermal cut out The cavity thermal cut out is located air guide top This thermal cut out is normally closed and will open at a set temperature to disable the oven The bottom thermal cut out is located...

Page 36: ...viced for any reason NOTE Replace the magnetron if the checks and all of the high voltage component tests are good but the unit still does not heat a load 1 Set the ohmmeter to the Rx1 scale and measu...

Page 37: ...e the resistance between the normally close N C and the common C terminals of the switch Set the ohmmeter to the R x 1 scale and measure the a High speed windings blue and black wires b Low speed wind...

Page 38: ...Set the ohmmeter to the Rx1 scale and measure forward resistance across the rectifier terminals with the lead touching the anode and the lead touching the cathode a Normal The meter indicates several...

Page 39: ...38 WIRING DIAGRAM 1 WIRING DIAGRAM...

Page 40: ...the air coming from the intake on the grille hole 3 The oven lamp light the inside of the oven 4 Indicator light turns on to indicate function operation Cooking time starts count down 5 3 3 Volts AC...

Page 41: ...hen auto defrost is selected and the desired defrosting time is chosen the automatic cycle divides the defrosting time into 5 periods of alternating defrost and stand times by cycling on and off 4 Whe...

Page 42: ...hen the CANCEL OFF pad is touched during cooking 1 The touch control circuit the voltage supplied to the RELAY 1 coil and causes the magnetron to stop oscillating 2 RELAY 2 and 4 turns off 3 The displ...

Page 43: ...rcuit Diagram point 5 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 voltage is within...

Page 44: ...OINT RELAY 2 4 5 ON RELAY 2 4 5 OFF A 5VDC GND B GND 15VDC STAGE POINT RELAY 1 ON RELAY 1 OFF A 5VDC GND B GND 15VDC 5 When the door is opened during operation the Count down timer does not stop refer...

Page 45: ...E 1 The following visual conditions indicate a probable defective touch control circuit or membrane switch assembly 1 Incomplete segments A Segments missing B Partial segments missing C Digit flickeri...

Page 46: ...following the particular steps listed above in the trouble shooting guide for the membrane keyboard fail ure please check for the continuity of each wire harness between the membrane keyboard and cont...

Page 47: ...A and G 12 WARM pad Between C and H 13 AUTO COOK pad Between B and I 14 ADD MINUTE pad Between D and H 15 FROZEN PIZZA pad Between D and F 16 FROZEN VEGETABLE pad Between A and F 17 DINNER PLATE pad B...

Page 48: ...47 2 COMPONENT INFORMATION 1 TRANSISTOR 2 DIODE AND ZENER DIODE KRA106M R1 4 7Kohm 2 COMPONENT INFORMATION 1 TRANSISTOR 15 2 Kohm Kohm Kohm...

Page 49: ...48 MP1 MP2 3 PRINTED CIRCUIT BOARD FILM...

Page 50: ...49 4 PCB CIRCUIT DIAGRAM...

Page 51: ...D AZ331J 8 20 R CARBON FILM R14 20 21 27 1 6W 1K 5 RD AZ102J 4 21 R CARBON FILM R12 1 6W 200 5 RD AZ201J 1 22 R CARBON FILM R13 R24 R25 1 6W 10K 5 RD AZ103J 3 23 R CARBON FILM R3 1 6W 100K 5 RD AZ104J...

Page 52: ...SCREW TAPPING T2S PAN 4X10 MFZN 7121401011 1 C08 FRAME DOOR ABS 3512209630 1 C09 SCREW TAPPING T2S TRS 4X12 MFZN 7122401211 3 C10 BARRIER SCREEN O GLASS T3 2 3517009420 1 C11 SCREW TAPPING T2S TRS 4X...

Page 53: ...ANEL ABS 3516733780 1 B02 SWITCH MEMBRANE KOT 1G1A9A 3518572120 1 B03 BACK PLATE SECC T0 5 3516802200 1 B04 PCB MAIN MANUAL AS KOT 1G0A9A PKMPMSF200 1 B05 SCREW TAPPING T2S TRS 4X12 MFZN 7122401211 4...

Page 54: ...53 3 TOTAL ASSEMBLY KOT 1G1A...

Page 55: ...300 1 A19 SCREW TAPPING T1 TRS 4X10 MFZN BK 7112401012 1 A20 LAMP BL 125V 30W T25 C7A 187 3513602400 1 A21 HOLDER LAMP PENOL 250V 75W 3513003000 1 A22 SCREW SPECIAL T1 TRS 4X10 SE MFZN 7S312X40A1 1 A2...

Page 56: ...E BLOW FAN T KOT 1G0A9A 3511101200 1 A59 SCREW TAPPING T2S TRS 4X12 MFZN 7122401211 1 A60 SCREW SPECIAL T1 TRS 4X10 SE MFZN 7S312X40A1 1 A61 MOTOR VENTILATION 120V 60HZ 3964822000 1 A62 SCREW SPECIAL...

Page 57: ...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 May 2009...

Page 58: ...ANUAL ABOUT THIS MANUAL ABCD E F G H IJKJ L MEN O P QRRS RT JU JV QV W A UV V TV X Y Z E E _ T a bcd e f P Gg URIR66R h ig URIU jj RS RT JUIk8 k8l Ua a QJa UJa TJa TQa TUa T a TTam n JJa RS RT J IUa S...

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