DAEWOO ELECTRONICS KOC-922T9R Service Manual Download | Manualshive

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KOC-923T9S/R

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Summary of Contents for KOC-922T9R

Page 1: ...S CORP S M No C922T9S001 http svc dwe co kr Oct 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 i...

Page 2: ...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...

Page 3: ...ertified 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...

Page 4: ...E GRILL CONVECTION COMBINATION POWER SELECTIONS 10 LEVELS CAVITY VOLUME 1 0 Cu Ft MODEL KOC 922T9R 923T9R POWER SUPPLY 230V 50HZ SINGLE PHASE WITH EARTHING MICROWAVE 1500W 1150W POWER GRILL CONSUMPTIO...

Page 5: ...3 EXTERNAL VIEW 1 OUTER DIMENSION 542 503 329 4...

Page 6: ...on during oven operating 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 RO...

Page 7: ...fied This appliance is supplied with cable of special type 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 Pers...

Page 8: ...lighting the oven is CHILD LOCK Con vection When blinking the oven is operating in CONVECTION g When blinking the oven is operating in weight input mode 2 Auto cook Used to cook or reheat 3 Clock Use...

Page 9: ...on When blinking the oven is operating in CONVECTION g When blinking the oven is operating in weight input mode 2 Auto cook Used to cook or reheat 3 Combi Used to select combi 4 Convection Used to sel...

Page 10: ...ng 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 replaci...

Page 11: ...d 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 NOTE After replacing the door ass...

Page 12: ...ABS SR 0320 1 A02 3517007150 BARRIER SCREEN 0 GLASS T3 2 MIRROR 1 A03 3515304800 SUPPORTER HINGE T SCP 1 T2 0 1 A04 3516602200 DOOR PLATE SBHG 3A T0 7 1 A05 3517007000 BARRIER SCREEN I TEMP GLASS T2...

Page 13: ...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...

Page 14: ...12 MFZN 4 B11 3516909980 BUTTON FUNCTION D ABS SG 175 SG 0760D SPRAY 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...

Page 15: ...ush up two snap fits and draw forward the control panel assembly 2 Remove four screws which secure the PCB assembly to control panel 3 Disconnect membrane tail from the connector of the PCB assembly 4...

Page 16: ...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...

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: ...RIPTION 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...

Page 19: ...0 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 TA...

Page 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 switc...

Page 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...

Page 22: ...just 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 Ch...

Page 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 or Defective high voltage transformer Replac...

Page 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 conti...

Page 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...

Page 26: ...or 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 measu...

Page 27: ...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 28: ...er 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 s...

Page 29: ...I 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 VEGE...

Page 30: ...GNETRON H V DIODE 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...

Page 31: ...30 11 EXPLODED VIEW AND PARTS LIST 1 DOOR ASSEMBLY Refer to 6 Disassembly and assembly 2 CONTROL PANEL ASSEMBLY Refer to 6 Disassembly and assembly 3 TOTAL ASSEMBLY...

Page 32: ...T OFF 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 922T9S 923T9S 35113A5QM5 3 1 0 80 80 120 RTML 1 4M KOC 922T9R 92...

Page 33: ...1 OF SZM V16 FA 61 2 F52 7S422X4081 SCREW SPECIAL TT3 TRS 4 8 SE MFZN 1 F53 3513003200 HOLDER HV CAPACITOR SECC T0 6 1 F54 3518400400 DIODE HV HVB 1X 3AB 12KV 187 1 F55 3518302300 CAPACITOR HV 2100VAC...

Page 34: ...ARD NOTE 1 Secondary side voltage of the low voltage transformer changes in proportion to fluctuation of power source voltage 2 The allowable tolerance of the secondary voltage is within 5 of nominal...

Page 35: ...34 MP1 GND MP2 MEASURE POINT OF KOC 922T9S R...

Page 36: ...35 MP1 GND MP2 MEASURE POINT OF KOC 923T9S R...

Page 37: ...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 D7 KOC 922T9S R D8 KOC 923T9S R Q4 KOC 922T...

Page 38: ...p 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 B A RY2...

Page 39: ...oes not stop KOC 922T9S R KOC 923T9S R POINT STATE DOOR OPEN DOOR CLOSED A OPEN CLOSE B 5V DC GND CN1 1 2 C5 5V R1 C4 3 R2 A B D O M SW CN1 2 1 D6 5V R3 C1 15 R4 A B D O M SW CHECK NO METHOD REMEDY Ch...

Page 40: ...39 13 P C B CIRCUIT DIAGRAM KOC 922T9S R...

Page 41: ...40 KOC 923T9S R...

Page 42: ...47K 5 RD AZ473J 1 29 R CARBON FILM R7 12 13 16 17 18 1 6W 100K 5 RD AZ104J 6 30 R CARBON FILM R3 1 6W 1M 5 RD AZ105J 1 31 R CARBON FILM R10 1 4W 10K 1 RN 4Z1002F 1 32 R CARBON FILM R11 1 4W 120K 1 RN...

Page 43: ...25 R CARBON FILM R24 1 4W 6 8 5 RD 4Z689J 1 25 R CARBON FILM R9 1 6W 200 5 RD AZ201J 1 26 R CARBON FILM R4 8 14 16 1 6W 1K 5 RD AZ102J 4 27 R CARBON FILM R3 7 13 1 6W 10K 5 RD AZ103J 3 28 R CARBON FIL...

Page 44: ...S M NO C922T9S001 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 Oct 2003...

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