Manuals / Daewoo / Kitchen Appliance / Microwave Oven

Daewoo KOR-61155 Does the oven lamp light? Does the turntable turn?, No microwave oscillation

Models: KOR-61155 KOR-61151

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Does the fan motor when you shut the door and turn the time?

2.	Does the fan motor when you shut the door and turn the time?

YES

Does the oven lamp light? Does the turntable turn?

Replace or repair oven lamp, turntable motor.

YES

No microwave oscillation.

Check continuity of filament of magnetron.

Poor continuity

		NO
	Check continuity	continuity
	of filament of
	magnetron.
	*Do not operate when you check this continuity
		NO
	Check continuity fil-	continuity
NO	ament tap (3.3V) of high
continuity	voltage transformer.

*Normal reading should be approx. 0 Ω

	Check the diode for	Continuity
		in the
	cintinuity in the reverse
		reverse
	and normal direction
		direction

*Meter with 6V or higher voltage batteries should be used to check the normal direction resistance of the diode.

NO GOOD

Check the isolation of filament winding of high voltage transformer.

Replace magnetron.

Replace high voltage transformer.

Replace high voltage diode.

Replace high voltage transformer.

GOOD	Replace
	Replace
Faulty magnetron	magnetron.

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Daewoo KOR-61155 Does the oven lamp light? Does the turntable turn?, Replace or repair oven lamp, turntable motor

Contents

Microwave Oven KOR-61155 KOR-61151TABLE OF CONTENTS MICROWAVE RADIATION PROPER USE AND SERVICE PRECAUTIONS2. For Safe Service Procedures 1. For Safe OperationSpecifications are subject to change without notice SPECIFICATIONSSPECIFICATION ¤Œ Oven Cavity FEATURES DIAGRAM¤ Safety Interlock System 1 Steady, flat location INSTALLATION5 Power supply When use 3-pronged plugOPERATION Variable Power CookingVariable power setting PowerMEASUREMENT OF THE MICROWAVE OUTPUT POWER PROCEDUREPROCEDURE MICROWAVE RADIATION TESTSINGLE PHASE~ONLY KOR-6115 WIRING DIAGRAMPOWER SUPPLY V.P.C KOR-61151 WIRING DIAGRAMPOWER SUPPLY SINGLE PHASE~ONLYCIRCUIT DESCRIPTION 1. When the food is placed in the oven cavity and door is closed2. When the timer is set to the time desired H.V CAPACITOR H.V. DIODE 3. When the door is opened during cooking2. Warning about the electric charge in the high volt- age capacitor PRECAUTIONS FOR DISASSEMBLY AND REPAIR1. Check the earthed 3. To remove door parts DISASSEMBLY AND ASSEMBLY2. To remove door assembly 1. To remove cabinetFig. B Fig. A5. To remove control panel parts 7. To remove magnetron High voltage circuit wiring6. To remove high voltage capacitor 9. To remove transformer 8. To remove fan motor assemblyINTERLOCK MECHANISM 1 Primary interlock switchAdjustment Adjustment 2 Secondary interlock switch and interlock monitor switch3 Adjustment steps 4 Interlock switch replacementTROUBLE DOOR SHUT, TIMER SET BUT NO COOKING TAKES PLACE TROUBLE SHOOTING GUIDEReplace or repair oven lamp, turntable motor Does the fan motor when you shut the door and turn the time?Do not operate when you check this continuity Does the oven lamp light? Does the turntable turn?3. High voltage diode COMPONENT TEST PROCEDURE1. High voltage transformer 2. High voltage capacitor2 In case of primary interlock switch check 6. Interlock switches1 In case of interlock monitor switch check PARTS CODE EXPLODED VIEW AND PARTS LIST1. Door Assembly PART NAMEQ’TY 2. Control Panel Ass’yPART NAME PARTS CODEKOR-6115 Parts List KOR-61151 Parts List FAX 02 364-5588/5305 TEL 02 360-7114/7315~7 PRINTED DATE MAR686, AHYEON-DONG, MAPO-GU SEOUL, KOREA C.P.O. BOX 8003 SEOUL, KOREA TELEX DWELEC K28177-8 CABLE “DAEWOOELEC”

Does the fan motor when you shut the door and turn the time?

Does the oven lamp light? Does the turntable turn?

Replace or repair oven lamp, turntable motor.

No microwave oscillation.

Check continuity of filament of magnetron.

*Do not operate when you check this continuity

Continuity

Check the isolation of filament winding of high voltage transformer.

magnetron.