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GRILL

THER-

MOSTAT

GRILL COOKING CONDITION

GRILL

THER-

MOSTAT

COMBI COOKING CONDITION

Содержание KOG-875T0S

Страница 1: ...Service Manual Microwave Oven Model KOG 875T0S DAEWOOELECTRONICSCO LTD OVERSEASSERVICEDEPT...

Страница 2: ...ny 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 manua...

Страница 3: ...he oven should be placed as far from high temperature source and vapour as possible 3 The power supply cord is about 1 1m 3 6ft long Earthing is required when connecting the power source 4 Maximum pow...

Страница 4: ...IONS W X D X H 501 X 320 X 413 mm 19 7 X 12 6 X 16 2 in CAVITY DIMENSIONS W X D X H 310 X 229 X 320 mm 12 2 X 9 0 X 12 6 in NET WEIGHT Approx 17 6 kg 38 9 lbs TIMER 60 min SELECT FUNCTION Microwave Gr...

Страница 5: ...microwave within the oven cavity and prevents microwave lekage 3 Oven cavity 4 Spatter shield Protects the microwave outlet from splashes of cooking foods 5 Safety interlock system Prevents the oven...

Страница 6: ...ct the variable microwave power level If this button is pressed for more than 1 3 seconds number is scrolled up automatically DIAL KNOB Used to enter the cooking time and weight input Stop Clear Butto...

Страница 7: ...ruction except clock 2 Open the door You can restart the oven by closing the door and touching button ERASING INSTRUCTIONS Touch STOP CLEAR button to erase all instructions you set previously Opening...

Страница 8: ...ination was used prior to microwave cooking The cooling fan will run for five minutes after the end of cooking The variable power Level settings equal the following wattage HOW TO SET THE OVEN CONTROL...

Страница 9: ...CLOCK HOW TO SET THE OVEN CONTROLS TIME DEFROST SETTING THE CONTROLS 2 Turn the DIAL KNOB for the desired defrosting time For example 18 minutes Time can be set up from 10 seconds to 60 minutes TIME D...

Страница 10: ...5 minutes Time can be set up from 10 seconds to 60 minutes 3 Press button START CLOCK Grill GRILL GRILLING COOKING Grill NOTE The grilling effect in this oven is similar to that of conventional oven T...

Страница 11: ...t wil go off The display panel will return to the 0 The oven light will turn off and the turntable will stop turning START CLOCK PROGRAM PROGRAM COOK TO INTERRUPT THE COOKING CYCLE DURING OPERATION op...

Страница 12: ...ns This function is not valid in speedy cook mode SETTING THE CONTROLS 1 Press button 2 30 will appear in the display window 3 Whenever this button is pressed cooking time is increased by 30 seconds S...

Страница 13: ...rom the leakage of microwave 1 Primary interlock switch When the door is closed the hook locks the oven door If the door is not closed properly the oven will not operate When the door is closed the ho...

Страница 14: ...ck switch to bring it under ON condition Adjustment Interlock monitor switch When the door is closed the monitor switch should be opened before other switches close When the door is opened the monitor...

Страница 15: ...it is earthed properly before beginning repair work 2 Warning about the electric charge in the high voltage capacitor For about 30 seconds after the operation stops electric charge remains in the high...

Страница 16: ...on cabinet back 2 Push the cabinet backward 2 To remove guide wind assembly Refer to Fig 2 1 Release two screws 2 2 Remove back cover 3 3 Pull the fan 5 to the motor shaft 4 Release two screws 1 which...

Страница 17: ...ormer Refer to Fig 3 1 Remove four screws 1 which secure the H V Transformer bracket to the base plate 2 Remove the H V Transformer 2 High voltage circuit wiring Fig 3 H V Trans H V Copacitor Mognetro...

Страница 18: ...etron without the metallic gasket plate which is packed with each magnetron to prevent microwave leakage Whenever repair work is carried out on magnetron check the microwave leakage It shall not excee...

Страница 19: ...DESCRIPTION Q TY REMARK B01 3516716350 CONTROL PANEL ABS XR 401 1 B02 3511602520 DECORATOR C PANEL STS304 T0 6 H L 1 B03 3515501310 WINDOW DISPLAY PMMA 1 B04 3513404620 KNOB VOLUME ABS XR 401 1 COATIN...

Страница 20: ...the Frame door 2 1 REF NO PART CODE PART NAME DESCRIPTION Q TY REMARK A01 3511604200 DECORATOR DOOR T STS304 T0 6 H L 1 A02 3511604300 DECORATOR DOOR U STS304 T0 6 H L 1 A03 3512602600 HANDLE DOOR T...

Страница 21: ...uce gap located on part D 1 Remove the cabinet 2 Loosen a screw on interlock switch assembly located top of oven body 3 and 4 are same as step 3 NOTE Small gap may be acceptable if the microwave leaka...

Страница 22: ...r to Fig 9 2 Remove two screws 2 which secure the tray motor 1 1 2 CUTTING 5EA Grill M W Combi 1 min Pie Temp 10 sec GRILL COMBI WEIGHT DEFROST TIME AUTO COOK PIE TEMP COOK kg 1 Roast Beef 2 Roast Por...

Страница 23: ...mbly Refer to Fig 10 1 Remove the cabinet 2 Release two screws 1 and remove the Top cover 2 3 Release a screws 3 and remove Air Guide outlet 4 4 Release grill Heaters Bracket 5 5 Release the above ste...

Страница 24: ...mary interlock switch contact with door partially open until interlock monitor switch contact close COM NC close Replace Note 1 Shorted contacts of primary interlock switch Defective low voltage trans...

Страница 25: ...o Continuity Malfunction of Primary Interlock Switch Adjust or replace Check continuity of secondary interlock switch No Continuity Malfunction of secondary interlock switch Replace Check continuity o...

Страница 26: ...magnetron Connect megger leads to magnetron terminal and magnetron body Continuity Replace Defective high voltage transformer Check resistance of primary and secondary coil of high voltage transforme...

Страница 27: ...lace Replace Turn table motor and oven lamp do not turn on Check continuity of primary interlock switch Check continuity of secondary interlock and D O M switch No Continuity 0V Approx 12VDC Check D C...

Страница 28: ...clear pad is touched 11 Oven lamp and turntable motor do not stop although cooking is finished Check if the RELAY 4 contacts close if they are close replace touch control circuit M W GRILL COMBI WEIGH...

Страница 29: ...52 51 50 2 3 4 5 R21 100k C10 102 RA3 RGLD7X104J CA1 B7102M TIME DEFROST SPEEDY COOK GRILL WEIGHT DEFROST 1 min STOP CLEAR START TACK SWITCH KPT 1115AMX10 M W CN101 HLEM15R 1 COMBI PROGRAM COOK 8 6 4...

Страница 30: ...ollowing formula T is actual temperature rise t is the heating time The power measured should be 900W 10 2 Electrical Continuity Check of Interlock Switch 2 1 Procedure 1 Primary Interlock Switch 1 Di...

Страница 31: ...he external surface of the oven checks to be made around the whole of the door seal and on each of the main unit surface Measurements should be made with the oven operating at its maximum output and c...

Страница 32: ...diode is located on the base near the transformer A Isolate the diode from the circuit by disconnecting the leads B With the ohmmeter set on the highest resistance scale measure the resistance across...

Страница 33: ...32 GRILL THER MOSTAT WIRING DIAGRAM...

Страница 34: ...33 GRILL THER MOSTAT IDLE CONDITION GRILL THER MOSTAT MICROWAVE COOKING CONDITION SCHEMATIC DIAGRAM...

Страница 35: ...34 GRILL THER MOSTAT GRILL COOKING CONDITION GRILL THER MOSTAT COMBI COOKING CONDITION...

Страница 36: ...35 EXPLODED VIEWS AND PARTS LIST...

Страница 37: ...25 LAMP BL 240V 25W T25 C7A H187 3513601600 1 26 SW MICRO VP 531A 0F SZM V16 FA 61 4415A66910 2 27 SW MICRO VP 533A 0F SPNO 187 200G 4415A17352 2 28 LEVER LOCK POM 3513701300 1 29 SCREW TAPPING T2S T...

Страница 38: ...ource voltage NOTE 2 The allowable tolerance of the secondary voltage is within 5 of nominal voltage NO CHECK POINT REMARK 1 PIN 63 64 5VDC 5 2 PIN 29 32 62 0V 3 PIN 28 5 VDC 4 PIN 45 5 PIN 30 31 6 PI...

Страница 39: ...id 5 G5 21 Segment a 23 Segment b 22 Segment c 20 Segment d 19 Segment e 18 Segment f 16 Segment g 15 Lower bar h 5 Upper bar i 6 8 9 11 MICOM OUTPUT IN PIN NO 13 16 18 17 24 26 25 23 22 21 20 19 14 1...

Страница 40: ...e but cook indicator in display comes on Cause Relay 3 RY3 dose not operate CHECK METHOD 3 When touching M W button oven lamp turns on Fan motor dose not rotate but cook indicator in display comes on...

Страница 41: ...turns on Fan motor and turntable motor rotate and cook indicator in display comes on Cause Relay 2 RY2 dose not operate CHECK METHOD POINT A B STAGE RY2 ON 5VDC GND RY2 OFF GND 12VDC A 39 Q8 KRC106M...

Страница 42: ...k Diode 1 transistor Q2 POINT WAVEFORM A B C T 20ms 60 Hz B C 6 1N4004 D7 C7 473 C5 473 R13 4 7K R17 4 7K Q1 C3198 R16 4 7K C5 102 IC1 R15 4 7K 1N4004 D8 7 8 5V 0V T COM NO R25 4 7K C12 104 C13 104 C1...

Страница 43: ...42 P C B CURCUIT DIAGRAM...

Страница 44: ...06M TZRC106M 6 20 C CERA AXIAL C1 C8 C15 H1KF 50V 0 1uF Z CCZF1H104Z 9 21 C CERA AXIAL C6 C7 H1KF 50V 0 047uF Z CCZF1H473Z 2 22 C CERA AXIAL C2 C5 H1KF 50V 1000pF K CCZF1H102Z 4 23 C ARRAY CA1 8P 7 50...

Страница 45: ......

Страница 46: ...AEWOO ELECTRONICS CO LTD 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC FAX 02 82 32 510 7630 TEL 02 82 32 510 7628 http www dwe daewoo co kr PRI...

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