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2. SPECIFICATIONS

MODEL

KOC-924T0S/924T0S01/925T9S/925T9S01

POWER SUPPLY

230V~50HZ, SINGLE PHASE WITH EARTHING

MICROWAVE

1500W

POWER

GRILL 1150W

CONSUMPTION

CONVECTION

2550W

COMBINATION

3000W

MICROWAVE ENERGY OUTPUT

1000W(IEC705)

MICROWAVE FREQUENCY

2450MHz

OUTSIDE DIMENSIONS (W X H X D)

542X329X515mm (21.3X13.0X20.3 in.)

CAVITY DIMENSIONS (W X H X D)

350X230X355mm (13.8X9.1X14.0 in.)

NET WEIGHT

APPROX. 20kg (44.1 lbs.)

TIMER

60 minutes

FUNCTION SELECTIONS

MICROWAVE/ GRILL/ CONVECTION/ COMBINATION/(BBQ)

POWER SELECTIONS

10 LEVELS

CAVITY VOLUME

1.0 Cu. Ft

MODEL

KOC-924T5S/924T5S01/925T5S/925T5S01

POWER SUPPLY

230V~50HZ, SINGLE PHASE WITH EARTHING

MICROWAVE

1500W

POWER

GRILL 1150W

CONSUMPTION

CONVECTION

1450W

COMBINATION

1500W

MICROWAVE ENERGY OUTPUT

1000W(IEC705)

MICROWAVE FREQUENCY

2450MHz

OUTSIDE DIMENSIONS (W X H X D)

542X329X515mm (21.3X13.0X20.3 in.)

CAVITY DIMENSIONS (W X H X D)

350X230X355mm (13.8X9.1X14.0 in.)

NET WEIGHT

APPROX. 20kg (44.1 lbs.)

TIMER

60 minutes

FUNCTION SELECTIONS

MICROWAVE/ GRILL/ CONVECTION/ COMBINATION/(BBQ)

POWER SELECTIONS

10 LEVELS

CAVITY VOLUME

1.0 Cu. Ft

* Specifications are subject to change without notice.

Содержание KOC-924T0S

Страница 1: ...1 DAEWOO ELECTRONICS CORP S M No C924T0S004 http svc dwe co kr May 2003 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 ...

Страница 2: ...ty for proper alignment integrity and connections d Any defective or misadjusted components in the interlock 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 TABLE OF CONTENTS 1 SAFETY AND PRECAUTIONS 2 2 SPECIFICATIONS 3 3 EXTERNAL VIEW 4 3 1 OUTER DIMENSION 4 ...

Страница 3: ...y certified oven unit is found to servicing a microwave emission check should be performed prior to servicing the oven 1 inform the manufacturer importer or assembler 2 repair the unit at no cost to the owner 3 attempt to ascertain the cause of the excessive leakage 4 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...

Страница 4: ... GRILL CONVECTION COMBINATION BBQ POWER SELECTIONS 10 LEVELS CAVITY VOLUME 1 0 Cu Ft MODEL KOC 924T5S 924T5S01 925T5S 925T5S01 POWER SUPPLY 230V 50HZ SINGLE PHASE WITH EARTHING MICROWAVE 1500W POWER GRILL 1150W CONSUMPTION CONVECTION 1450W COMBINATION 1500W MICROWAVE ENERGY OUTPUT 1000W IEC705 MICROWAVE FREQUENCY 2450MHz OUTSIDE DIMENSIONS W X H X D 542X329X515mm 21 3X13 0X20 3 in CAVITY DIMENSION...

Страница 5: ...4 3 EXTERNAL VIEW 542 329 515 1 OUTER DIMENSION 1 KOC 924T0S 924T5S 924T0S01 924T5S01 2 KOC 925T9S 925T5S 925T9S01 925T5S01 ...

Страница 6: ... 16 SAFETY INTERLOCK SYSTEM 17 CONTROL PANEL 18 TURNTABLE TRAY Rotates during cooking and ensure even distribution of Microwaves It can also be used as a cooking utensil 19 ROLLER GUIDE This must always be used for cooking together with the turntable tray 10 COUPLER This fits over the shaft in the center of the ovens cavity floor This is to remain in the oven for all cooking 11 CONVECTION OUTLET F...

Страница 7: ...e 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 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 ...

Страница 8: ...EIGHT DEFROST mode 8 Defrost Time When blinking the oven is operating in TIME DEFROST mode 9 DISPLAY Cooking time power level indicators and time are displayed 0 g When blinking you can input the weight of food for cooking s BARBECUE When blinking the oven is operating in barbecue KOC 924T0S01 924T5S01 only Buttons on the control panel q AUTO COOK Press to select the auto cook menu w COMBI Press t...

Страница 9: ...nning 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 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 20A fuse is blown out ...

Страница 10: ...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 assemby 9 NOTE After replacing the door assembly perform a check of correct alignment with the hinge and cavity front plate ...

Страница 11: ...512302400 GASKET DOOR PBT 1 A08 3516602200 DOOR PLATE SBHG 3A T0 7 1 A09 3515304800 SUPPORTER HINGE T SCP 1 T2 0 1 A10 3517007000 BARRIER SCREEN I TEMP GLASS T2 0 1 A11 3511608700 DECORATOR DOOR T SUS430 T0 5 H L 1 A12 3511608400 DECORATOR DOOR L SUS430 T0 5 H L 1 A13 3511608200 DECORATOR DOOR U SUS430 T0 5 H L 1 Caution In this Service Manual some parts can be changed for improving their performa...

Страница 12: ...eassembly 4 Method to reduce the gap between the door seal and the oven front surface 1 To reduce gap located on part A Loosen two screws on stopper hinge top and then push the door to contact the door seal to oven front surface Tighten two screws 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 front surface Tighten...

Страница 13: ...0760D COAT 1 B01 B02 B03 B04 B05 B06 B07 B08 B09 B10 B11 1 Remove the screw which secure the control panel push up two snap fits and draw forward the control panel assembly 2 Remove four screws B07 which secure the PCB Main ASS Y 3 Pull out the Main PCB assembly B08 4 Remove four screws B09 which secure the PCB Sub ASS Y 5 Pull out the Sub PCB assembly B10 6 Pull out the Knob volume B01 from the S...

Страница 14: ...SG 175 SG 0760D COAT 1 1 Remove the screw which secure the control panel push up two snap fits and draw forward the control panel assembly 2 Remove four screws B07 which secure the PCB Main ASS Y 3 Pull out the Main PCB assembly B08 4 Remove four screws B09 which secure the PCB Sub ASS Y 5 Pull out the Sub PCB assembly B10 6 Pull out the Knob volume B01 from the Sub PCB assembly 7 Pull out ten but...

Страница 15: ...r normally closed Magnetron antenna MAGNETRON Metallic gasket plate Cooling fin Filament terminal 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 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 secu...

Страница 16: ... 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 reasembly 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 ...

Страница 17: ...TION Q TY REMARK 1 7112401011 SCREW TAPPING T1 TRS 4X10 MFZN 1 2 3512520500 GUIDE AIR OUTLET SA1D T0 5 1 3 3513303000 INSULATOR HEATER T SECC T0 5 1 4 7112401011 SCREW TAPPING T1 TRS 4X10 MFZN 2 5 3512767000 HARNESS HEATER KOC 1B0K0S 1 6 3510607700 BRACKET HEATER T SA1D T0 5 1 7 3512803800 HEATER MIRACLON 115V 550W 270MM 2 8 3511407600 COVER HEATER T STS430 T0 5 1 Caution In this Service Manual so...

Страница 18: ...0 T0 5 1 2 7112401011 SCREW TAPPING T1 TRS 4 10 MFZN 1 3 7112401011 SCREW TAPPING T1 TRS 4 10 MFZN 1 4 3511407900 COVER B SA1D 80 T0 5 1 5 3512767600 HARNESS CONVECTION KOC 924T0S 1 6 7113400814 SCREW TAPPING T1 BIN 4 8 MFNI 4 7 3511409800 COVER HEATER B SA1D 80 T0 5 1 8 3513303400 INSULATOR HEATER B SBHG 1 T0 5 1 9 7113400814 SCREW TAPPING T1 BIN 4 8 MFNI 3 10 3511800700 FAN CONVECTION SA1D 80 T0...

Страница 19: ...NAME DESCRIPTION Q TY REMARK 1 441BE5203 MOTOR SYNCRO GM 20 24FDB2 1 2 3512300301 GASKET C2700W T1 0 1 3 7113400814 SCREW TAPPING T1 BIN 4X8 MFNI 2 4 3512521200 GUIDE ROTARY TEFLON 1 5 7112401011 SCREW TAPPING T1 TRS 4X10 MFZN 1 Caution In this Service Manual some parts can be changed for improving their performance without notice in the parts list So if you need the latest parts information pleas...

Страница 20: ... closed the hook pushes the lock lever downward The 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 steps a Loosen the one mounting screw b Adjust interlock switch assembly position c Make sure that lock lever moves smoothly after adjustment is complete...

Страница 21: ...of the terminals and power cord before check the parts listed below CONDITION CHECK Check continuity of interlock monitor switch with door closed COM NC Check continuity of both primary and secondary interlock switch with door closed Malfunction of Interlock monitor switch Malfunction of interlock switch RESULT Continuity No continuity CAUSE REMEDY Replace COM NC Fuse blows Replace Shorted contact...

Страница 22: ...djust for adjustment instructions TROUBLE 2 Display shows all figures selected but oven does not start cooking even though desired program and time are set and start button is tapped CONDITION CHECK Check continuity of primary interlock switch Malfunction of primary interlock switch RESULT No continuity CAUSE REMEDY Adjust or replace Turn table motor and oven lamp do not turn on Check D C voltage ...

Страница 23: ...ds to magnetron terminal and magnetron body Continuity Defective magnetron 2 1 Check resistance of primary and secondary coil of high voltage transformer 0 Ω or Defective high voltage transformer Replace Check continuity of high voltage fuse No microwave oscillation No continuity 2 Check continuity of magnetron heater with wires removed No continuity Defective magnetron Replace 1 Check continuity ...

Страница 24: ... Check continuity of heater Defective heater No continuity Replace TROUBLE 5 1 Convection heater is not heated food will not become hot 2 Convection fan motor does no rotate CONDITION CHECK Check continuity of primary interlock switch Malfunction of primary Interlock switch RESULT No continuity Adjust or replace 1 Convection heater is not heated 2 Convection fan and motor does not rotate Check D C...

Страница 25: ...lay does not count down or up with time cooking or clock operation 5 Oven is programmable and cooks normally but no display shows 6 Display obviously jumps in time while counting down 7 Display counts down noticeably too fast while cooking 8 Display does not show the time of day when clear button is touched 9 Oven lamp and turn table motor do not stop although cooking is finished Check if the RELA...

Страница 26: ...for the water temperature 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 measured NOTE 2 Stirring and measuring devices are to have a low heat capacity 4 The microwave power output is calculated from the formula where P is the microwave power output in watts mW is the mass of ...

Страница 27: ...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 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 ...

Страница 28: ...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 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 sever...

Страница 29: ...BI 4 COMBI 5 CONVECTION100 130 CONVECTION140 150 CONVECTION160 250 ONE CAKE BREAD TOUCH CRUSTY ROAST BEEF ROAST CHICKEN ROAST PORK BAKED FISH AUTO BAKED POTATO MODE BAKED POTATO ROAST POTATO FRESH VEGETABLES FROZEN VEGETABLES CASSEROLE MAGNE TRON UPPER ELEMENT LOWER ELEMENT REAR ELEMENT CONVEC TION FAN ...

Страница 30: ...DE CAPACITOR H V WH SWITCH UPPER OL INTERLOCK SWITCH HIGH VOLTAGE COM NO NC GE BL BR SINGLE PHASE POWER SUPPLY FUSE L N LINE FILTER ASS Y L N BR D O M SWITCH CONTROL P W B ASS Y CUT OUT THERMAL RD RD H V FUSE RD RD RD WH RD BL BK BK BL RD WH ONLY L N WH WH FAN RELAY CONVECTION MOTOR POWER RELAY RELAY HEATER RELAY THERMISTOR L V TRANSFORMER BL CONVECTION HEATER COM NO NC CM RD BK TOP HEATER TOP HEA...

Страница 31: ...30 KOC 924T0S01 924T5S01 925T9S01 925T5S01 ...

Страница 32: ...y and assembly 3 TOTAL ASSEMBLY F50 F51 F48 F47 F62 F63 B00 A00 F02 F01 F05 F06 F03 F04 F72 F07 F08 F09 F10 F61 F59 F60 F54 F58 F65 F49 F64 F55 F52 F56 F57 F42 F53 F33 F34 F25 F19 F46 F44 F45 F43 F39 F41 F38 F37 F21 F40 F20 F22 F35 F18 F17 F23 F24 F36 F30 F31 F29 F32 F28 F15 F11 F12 F13 F14 F16 F26 F27 F66 F67 F68 F71 F69 F70 F74 F73 ...

Страница 33: ...FF 100 ON 60 V 187 1 F18 7112401011 SCREW TAPPING T1 TRS 4 10 SE MFZN 2 F19 35113A5QJ5 CORD POWER AS 3 1 5 80 80 120 RTML 1 0M 1 KOC 924T0S 925T9S 35113A5QM5 3 1 0 80 80 120 RTML 1 4M KOC 924T5S 925T5S F20 3511800100 FAN PP GF20 1 F21 3963513010 MOTOR SHADED POLE 230V 25W MW15CA B01 1 F22 3512515300 GUIDE WIND PP 1 F23 3518605001 NOISE FILTER DWLF M05 1 KOC 924T0S 925T9S 3518605500 DWLF M07 KOC 92...

Страница 34: ...0S0 92T 1 F58 7147401011 SCREW TAPPING T2 FLG HEX 4 10 MFZN 4 F59 3512101400 FOOT DASE 310 4 F60 7112401011 SCREW TAPPING T1 TRS 4 10 MFZN 5 F61 3510313600 BASE SBHG T0 8 1 F62 7272400811 SCREW TAPTITE TT3 TRS 4 8 MFZN 1 F63 3515202800 STOPPER HINGE U AS KOR 121M0A 1 F64 7112401011 SCREW TAPPING T1 TRS 4 10 MFZN 1 F65 3966510200 MOTOR SYNCRO 230V 25W GM 16 24FD24 1 F66 441BE15203 MOTOR SYNCRO GM 2...

Страница 35: ... fluctuation of power source voltage 2 The allowable tolerance of the secondary voltage is within 5 of nominal voltage NOTE Each measure point must be measured with GND points Terminal 6 7 8 9 9 10 Voltage load AC 17 0 V AC 1 3 V AC 1 3 V Voltage no load AC 19 9 V AC 1 6 V AC 1 6 V NO CHECK POINT REMARK 1 IC1 PIN 20 21 5VDC 5 2 IC1 PIN 22 3 IC1 PIN 8 OR 9 T 20 ms 50Hz 5V 0V T T 250 ns 4MHz 5V 0V T...

Страница 36: ... indicator in display comes on Cause RELAY 1 does not operate 3 When touching M W button oven lamp turn on and turns on and fan motor does not rotate but cook indicator in display comes on Cause RELAY 5 does not operate STATE RELAY 1 ON RELAY 1 OFF POINT A 5V DC GND POINT B GND 24V DC M W D8 Q4 B A RY1 16 STATE RELAY 4 ON RELAY 4 OFF POINT A 5V DC GND POINT B GND 24V DC LAMP TRAY D11 Q7 B A RY4 23...

Страница 37: ...perate 5 Case of no heating of convection grill When touching CONVECTION button oven lamp turns on and Fan motor and turntable rotate and cook indicator in display comes on Cause RELAY 3 does not operate STATE RELAY 2 ON RELAY 2 OFF POINT A 5V DC GND POINT B GND 24V DC TOP GRILL D9 Q5 B A RY2 17 STATE RELAY 3 ON RELAY 3 OFF POINT A 5V DC GND POINT B GND 24V DC CONV GRILL D11 Q4 B A RY3 18 ...

Страница 38: ...operation the count down timer does not stop POINT STATE DOOR OPEN DOOR CLOSED A OPEN CLOSE B 5V DC GND CN1 1 2 D6 C1 5V R3 C2 3 R2 A B D O M SW CHECK NO METHOD REMEDY Check the stage ON OFF of the door open 1 monitor switch by resistance Replace door open monitor swith measurement ...

Страница 39: ...38 13 P C B CIRCUIT DIAGRAM ...

Страница 40: ...3J 1 29 R CARBON FILM R9 13 16 27 1 6W 100K 5 RD AZ104J 6 30 R CARBON FILM R4 1 6W 1M 5 RD AZ105J 1 31 R METAL FILM R8 1 4W 10K 1 RN 4Z1002F 1 32 R METAL FILM R10 1 4W 120K 1 RN 4Z1203F 1 33 RESONATOR CERA CR1 CRT4 00MS 5P4R00MTS 1 34 IC MICOM IC1 HD404318S 147S924T00 1 35 TRANSISTOR Q1 KTA 1266Y TZTA1266Y 1 36 TRANSISTOR Q2 4 10 KRC 106M TZRC106M 8 37 TRANSISTOR Q11 KTC 3198GR TZTC3198GR 1 38 TRA...

Страница 41: ...S M No C924T0S004 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 2003 ...

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