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Service Manual

Microwave Oven

Model: KOC-8HAT7S

KOC-8HAT7R
KOC-8HAF7R
KOC-8HBF7S(7S24)
KOC-8HBF7P24

S/M No. :

Jul. 2013

✔

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).

Содержание KOC-8HAT7S

Страница 1: ...7S24 KOC 8HBF7P24 S M No Jul 2013 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...

Страница 2: ...ave guide or transmission line and cavity for proper alignment integrity and connections d Any defective or misadjusted components in the interlock monitor door seal and microwave generation and trans...

Страница 3: ...y certified 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 t...

Страница 4: ...S 10 LEVELS CAVITY VOLUME 0 83 Cu Ft SPECIFICATION ARE SUBJECT TO CHANGE WITHOUT NOTICE MODEL KOC 8HBF7S 7S24 8HBF7P24 POWER SUPPLY KOC 8HBF7S 7S24 230V 50Hz POWER SUPPLY KOC 8HBF7P24 220V 60Hz MICROW...

Страница 5: ...4 3 EXTERNAL VIEW 319 501 492 1 OUTER DIMENSION KOC 8HAT7S 8HAT7R 8HAF7R 319 501 492 2 OUTER DIMENSION KOC 8HBF7S 7S24 8HBF7P24...

Страница 6: ...food or microwave safe cookware directly on the glass turntable NOTE Glass Turntable is atteched to the right cushion 19 Metal Tray Put food or appropriate cookware directly on the metal tray and pla...

Страница 7: ...his 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 Person 6 E...

Страница 8: ...nking the oven is operating in weight input mode 2 2 Auto cook Used to select Auto cook 3 3 Steam Cleaning Show steam cleaning in progress w w Dial knob Used to set time weight and quantity 4 4 M W Us...

Страница 9: ...g When blinking the oven is operatng STEAM CLEANING g When blinking the oven is operating in weight input mode 2 2 Home fryer Used to select Home fryer 3 3 Auto cook Used to select Auto cook w w Dial...

Страница 10: ...out 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 or checking parts short...

Страница 11: ...ward 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 do...

Страница 12: ...10 Reverse the above steps for reassembly A00 3511726630 DOOR AS KOC 8HATKS 1 A01 3517004400 BARRIER SCREEN I TEMP GLASS T2 0 1 A02 3511708900 DOOR PAINTING AS KOC 871C0S 1 A03 3513101310 HOOK POM 1 A...

Страница 13: ...0 DOOR AS KOC 8HBTKC 1 C01 3511622600 DECORATOR HANDLE ABS SG 175 SG 0760D 1 C02 3517009570 BARRIER SCREEN O SEAL AS KOC 8HBTKC SILICON 1 C03 3515309300 SUPPORTER BRACKET GLASS T0 8 1 C04 7S312X40A1 S...

Страница 14: ...e 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 two screws 4 Method to red...

Страница 15: ...ANEL AS KOC 8HAT7S 1 PKCPSWGJ90 KOC 8HAT7R PKCPSWZZZZ KOC 8HAF7R B01 3516922610 BUTTON POWER ABS SG 0760D SG175 COATING 1 B02 5S732G30X0 SW MICRO MS2 T0T200 250 125V 5A T85 1 B03 3511616520 DECORATOR...

Страница 16: ...3516751800 DECORATOR CAP ABS SG 0760D SG 175 1 B02 3513413000 KNOB DIAL ABS TR558A 1 B03 3511625330 DECORATOR KNOB ABS SG 0760D SG 175 COATING 1 B04 3516922610 BUTTON POWER ABS SG 175 SG 0760D COATIN...

Страница 17: ...gasket plate Magnetron antenna Cooling fin Filament terminal MAGNETRON Wave guide Magnetron antenna Metallic gasket plate 6 To remove high voltage capacitor 1 Remove a screw which secure the grounding...

Страница 18: ...move wind guide assembly 1 Remove a screw for earthing 2 Remove the noise filter from the wind guide 3 Remove a screw which secure the wind guide assembly 4 Draw forward the wind guide assembly 5 Pull...

Страница 19: ...heater T 4 6 Reverse the above steps for reassembly 1 3512805800 HEATER MIRACLON 230V 800W 270MM 1 2 3512806900 HEATER REFLECTOR STS430 T0 5 1 3 7122408114 SCREW TAPPING T2S TRS 4X6 MFNI 2 4 351141460...

Страница 20: ...ATER T AS KOC 8H6TKS 1 E01 3511414700 COVER HEATER T STS 430 2B 0 4T 1 E02 3512803230 HEATER MIRACLON 220V 800W A 270MM 1 KOC 8HBF7P24 3512805800 230V 800W 270MM KOC 8HBF7S 8HAF7R E03 3512803240 HEATE...

Страница 21: ...20 11 To remove Rear heater assembly parts...

Страница 22: ...7R 3512807310 115V 500W 240MM A 2 KOC 8HAT7S 8HAT7R F12 HEATER QUARTZ 8HAF7R 3512807320 110V 500W A 240MM KOC 8HBF7P24 F13 3512782600 HARNESS CONVECTION A KOC 8H5T7S 1 G00 3511413000 COVER B AS KOC 8H...

Страница 23: ...r switch When the door is 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 No position and presses the b...

Страница 24: ...er 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 do...

Страница 25: ...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...

Страница 26: ...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...

Страница 27: ...e 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 con...

Страница 28: ...ons indicate a probable defective touch control Circuit or button P C B assembly 1 Incomplete segments 1 segment missing 2 partial segments missing 3 digit flickering other than normal fluorescent sli...

Страница 29: ...e 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...

Страница 30: ...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...

Страница 31: ...r 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 sh...

Страница 32: ...VECTION HEATER CM FM TOP HEATER RD BK RD THERMAL CUT OUT CONVECTION HEATER RD RD RD BL BL D O M SWITCH SECONDARY INTERLOCK SWITCH WH WH H V DIODE TTM BL BK BK RD BK CUT OUT THERMAL SWITCH NO MONITOR N...

Страница 33: ...32 KOC 8HBF7S 7S24 8HBF7P24 8HAF7R 10 2 WIRING DIAGRAM...

Страница 34: ...33 1 DOOR ASSEMBLY Refer to 6 Disassembly and assembly 2 CONTROL PANEL ASSEMBLY Refer to 6 Disassembly and assembly 3 TOTAL ASSEMBLY 11 EXPLODED VIEW AND PARTS LIST...

Страница 35: ...A20 3518401300 DIODE HV CL01 12 1 A21 7272400811 SCREW TAPTITE TT3 TRS 4X8 MFZN 1 A22 3518701400 FUSE HV 5KV 0 7A 1 A23 3515202800 STOPPER HINGE U AS KOR 121M0A 1 A24 7S342X4081 SCREW SPECIAL T2S TRS...

Страница 36: ...43 7122400611 SCREW TAPPING T2S TRS 4X6 MFZN 4 A44 3518907400 THERMOSTAT OFF 160 ON 0 V 187 1 A45 7121400611 SCREW TAPPING T2S PAN 4X6 MFZN 1 F00 3511413000 COVER B AS KOC 8H5T7S 1 A46 7S312X40A1 SCRE...

Страница 37: ...SECC T0 5 1 A20 3518401300 DIODE HV CL01 12 1 A21 7272400811 SCREW TAPTITE TT3 TRS 4X8 MFZN 1 A22 3518701400 FUSE HV 5KV 0 7A 1 A23 3515202800 STOPPER HINGE U AS KOR 121M0A 1 A24 7S342X4081 SCREW SPEC...

Страница 38: ...43 7122400611 SCREW TAPPING T2S TRS 4X6 MFZN 4 A44 3518907400 THERMOSTAT OFF 160 ON 0 V 187 1 A45 7121400611 SCREW TAPPING T2S PAN 4X6 MFZN 1 F00 3511413000 COVER B AS KOC 8H5T7S 1 A46 7S312X40A1 SCRE...

Страница 39: ...38 1 DOOR ASSEMBLY Refer to 6 Disassembly and assembly 2 CONTROL PANEL ASSEMBLY Refer to 6 Disassembly and assembly 3 TOTAL ASSEMBLY 11 EXPLODED VIEW AND PARTS LIST...

Страница 40: ...3 TRS 4X8 MFZN 2 A15 35113A5QJ5 CORD POWER AS 3X1 5 80X80 120 RTML 1 4M 1 A16 7S312X40A1 SCREW SPECIAL T1 TRS 4X10 SE MFZN 2 D00 3512527520 GUIDE WIND AS KOC 8H4TKS 1 A17 7122401211 SCREW TAPPING T2S...

Страница 41: ...2782680 HARNESS MAIN KOC 8HBTKC 1 A45 3966031700 MOTOR SYNCRO 220 240V 50 60HZ SM16 HK36M6F6 1 A46 7121400611 SCREW TAPPING T2S PAN 4X6 MFZN 1 C00 3511726640 DOOR AS KOC 8HBTKC KOC 8HBF7S 8HBF7P24 1 3...

Страница 42: ...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 Jul 2013...

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