Service Manual
Microwave Oven
Model: KOG-37D7
http : //svc.dwe.co.kr
Jan. 2003
Page 1: ...Service Manual Microwave Oven Model KOG 37D7 http svc dwe co kr Jan 2003...
Page 2: ...ns 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...
Page 3: ...fied oven unit is 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 owne...
Page 4: ...CAVITY VOLUME 0 7 Cu Ft SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE MODEL KOG 37F79S KOG 37F70S POWER SUPPLY 230V 50Hz SINGLE PHASE WITH GROUNDING POWER MICROWAVE 1000W 1200W CONSUMPTION GRILL...
Page 5: ...4 EXTERNAL VIEW 1 OUTER DIMENSION 465 364 279...
Page 6: ...the shaft in the center of the ovens cavity floor This is to remain in the oven for all cooking 10 Roller guide This must always be used for cooking together with the glass cooking tray 11 Glass cooki...
Page 7: ...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 o...
Page 8: ...e door is closed the oven will automatically start when the timer is reset To set MICROWAVE cooking Set the variable power selector to the desired power level To set GRILL Cooking Set the POWER SELECT...
Page 9: ...epair work 2 Warning about the 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 o...
Page 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 reassembly NOTE After replacing the door...
Page 11: ...verse the above steps for reassembly 3 To remove door parts REF NO PART CODE PART NAME DESCRIPTION Q TY REMARK A01 3512203880 FRAME DOOR PP SI83C 1 KOR 37D7 A02 3517007300 BARRIER SCREEN O PET T0 125...
Page 12: ...ge 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 con...
Page 13: ...on spring from the control panel 10 Reverse the above steps for reassembly REF NO PART CODE PART NAME DESCRIPTION Q TY REMARK B01 3513405510 KNOB VPC ABS XR 401 H 2938 1 B02 3516725300 CONTROL PANEL A...
Page 14: ...m2 for a fully assembled oven with door normally closed 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...
Page 15: ...ssembly 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 r...
Page 16: ...e plate 4 Remove the tray motor cover 5 Remove a screw which secure the tray motor 6 Remove the tray motor 7 Reverse the above steps for reassembly except for securing the tray motor cover with screw...
Page 17: ...7392500008 NUT HEX 6N 2 5 SUS 1 C02 3515000600 SPACER INSULATOR I C3771BD 1 C03 3513301100 INSULATOR HEATER SPP T0 8 1 C04 3512803410 HEATER 230V 1000W 1S0PE47501 1 C05 7002500613 SCREW MACHINE TRS 5X...
Page 18: ...witch Then the button of the primary interlock switch bring it under ON condition 2 Secondary interlock switch and interlock monitor switch When the door is closed the hook pushes the lock lever downw...
Page 19: ...t the door and turn the timer YES If outlet has proper voltage check continuity of power supply cord Replace power supply cord NO Continuity Check continuity of interlock monitor switch with door shut...
Page 20: ...able motor NO If microwave do not oscillate check continuity of filament of magnetron Poor continuity NO Continuity Check continuity filament tap 3 3V of high voltage Replace high Voltage transformer...
Page 21: ...diately 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...
Page 22: ...cabinet 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 s...
Page 23: ...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 24: ...23 WIRING DIAGRAM...
Page 25: ...24 1 DOOR ASSEMBLY Refer to Disassembly and assembly 2 CONTROL PANEL ASSEMBLY Refer to Disassembly and assembly 3 TOTAL ASSEMBLY EXPLODED VIEW AND PARTS LIST...
Page 26: ...UT FL M5X0 8P MFZN 1 F15 4414A25100 FUSE 250V 15A MDA 1 F16 3518606100 NOISE FILTER DWLF M13 1 F17 7121402511 SCREW TAPPING T2S PAN 4X25 MFZN 2 F18 3963513100 MOTOR SHADED POLE 220V 17W OEM 10DWC2 A07...
Page 27: ...W T25 C7A H187 1 F43 7121400611 SCREW TAPPING T2S PAN 4X6 MFZN 1 F44 3966030900 MOTOR SYNCRO 220 240V 50Hz TYJ50 8A7 1 F45 3518905300 THERMOSTAT OFF 75 ON 65 H 187 NB 1 F46 3513003400 HOLDER THERMOSTA...
