Daewoo KOR-630A1A - Manual - manualsarea.com

Page 2 - TABLE OF CONTENTS

1 PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLEEXPOSURE TO EXCESSIVE MICROWAVE ENERGY (a) Do not operate or allow the oven to be operated with the door open. (b) Make the following safety checks on all ovens to be serviced before activating the magnetron or other micro- wa...

Page 3 - SAFETY AND PRECAUTIONS; FOR SAFE OPERATION; CAUTION

2 SAFETY AND PRECAUTIONS 1. FOR SAFE OPERATION Damage that allows the microwave energy (that cooks or heats the food) to escape will result in poor cooking and maycause serious bodily injury to the operator.IF ANY OF THE FOLLOWING CONDITIONS EXIST, OPERATOR MUST NOT USE THE APPLIANCE.(Only a trained...

Page 4 - SPECIFICATIONS

3 MODEL KOR-630A0A, KOR-630A1A KOR-860A0A, KOR-860A1A POWER SUPPLY 120V~60Hz, SINGLE PHASE WITH GROUNDING POWER MICROWAVE 1200W 1350W CONSUMPTION GRILL COMBINATION MICROWAVE ENERGY OUTPUT 800W 900W MICROWAVE FREQUENCY 2450MHz OUTSIDE DIMENSIONS (W X H X D) 465 x 279 x 360 mm (18.3 x 11.0 x 14.2 in) ...

Page 5 - EXTERNAL VIEW

4 EXTERNAL VIEW 1. OUTER DIMENSION 465/495 360/388 279/294

Page 8 - INSTALLATION; Away from heating appliances and water taps; Examine the oven after unpacking for any damage such as:

7 INSTALLATION 1. Steady, flat location. This microwave oven should be set on a steady, flat surface. 2. Leave space behind and side. All air vents should be kept a clearance. If all vents are covered during operation, the oven may be overheatedand, eventually, cause oven failure. 3. Away from radio...

Page 9 - OPERATIONS AND FUNCTIONS

8 OPERATIONS AND FUNCTIONS 1. Connect the main lead to an electrical outlet. 2. After placing the food in a suitable container, open the oven door and put it on the glass tray. The glass tray must always be in place during cooking. 3. Close the door securely. 4. When the oven door is opened, the lig...

Page 10 - DISASSEMBLY AND ASSEMBLY

9 DISASSEMBLY AND ASSEMBLY Cautions to be observed when trouble shooting. Unlike many other appliances, the microwave oven is high-voltage, high-current equipment. It is completely safe during normal operation.However, carelessness in servicing the oven can result in an electric shock or possible da...

Page 15 - High voltage circuit wiring

14 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 the H.V. diode from the capacitor holder.3) Reverse the above steps for reassembly. ◆ High voltage circuit wiring 7. To remove magnetron. 1) Remove...

Page 17 - INTERLOCK MECHANISM AND ADJUSTMENT

16 INTERLOCK MECHANISM AND ADJUSTMENT The door lock mechanism is a device which has been specially designed to completely eliminate microwave radiation whenthe door is opened during operation, and thus to perfectly prevent the danger resulting from the leakage of microwave. (1) Primary interlock swi...

Page 18 - TROUBLE SHOOTING GUIDE

17 (TROUBLE 1) Oven does not operate at all ; any inputs can not be accepted. TROUBLE SHOOTING GUIDE Following the procedure below to check if the oven is defective or not. 1. Check grounding before trouble checking.2. Be careful of the high voltage circuit.3. Discharge the high voltage capacitor.4....

Page 22 - MEASUREMENT AND TEST; MEASUREMENT OF THE MICROWAVE POWER OUTPUT

21 MEASUREMENT AND TEST 1. MEASUREMENT OF THE MICROWAVE POWER OUTPUT Microwave output power can be checked by indirectly measuring the temperature rise of a certain amount of waterexposed to the microwave as directed below. PROCEDURE 1. Microwave power output measurement is made with the microwave o...

Page 23 - MICROWAVE RADIATION TEST

22 2. MICROWAVE RADIATION TEST PROCEDURES 1. Prepare Microwave Energy Survey Meter, 600cc glass beaker, and glass thermometer 100˚C(212˚F). 2. Pour 275cc±15cc of tap water initially at 20±5˚C(68±9˚F) in the 600cc glass beaker with an inside diameter of approx.95mm(3.5in.). 3. Place it at the center ...

Page 24 - COMPONENT TEST PROCEDURE

23 3. COMPONENT TEST PROCEDURE • High voltage is present at the high voltage terminal of the high voltage transformer during any cooking cycle.• It is neither necessary nor advisable to attempt measurement of the high voltage.• Before touching any oven components or wiring, always unplug the oven fr...

Page 25 - WIRING DIAGRAM

24 WIRING DIAGRAM 1) KOR-630A0A/KOR-860A0A/KOR-630A9A

Page 27 - CIRCUIT CHECK PROCEDURE; PRINTED CIRCUIT BOARD

26 1. CIRCUIT CHECK PROCEDURE 1. Low Voltage Transformer check • The low voltage transformer is located on the P.C.B.• Measuring condition: input voltage : 120V/Frequency : 60Hz 2. Voltage check • Key check point • Check method PRINTED CIRCUIT BOARD NO CHECK POINT REMARK 1 IC 1 PIN 2, 21, 30, 34 -5 ...

Page 30 - PCB CIRCUIT DIAGRAM

Page 34 - CONTROL PANEL ASSEMBLY; EXPLODED VIEW AND PARTS LIST

33 1. DOOR ASSEMBLY Refer to Disassembly and assembly. 2. CONTROL PANEL ASSEMBLY Refer to Disassembly and assembly. 3. TOTAL ASSEMBLY(KOR-630A0A/860A0A/630A9A) EXPLODED VIEW AND PARTS LIST

Daewoo KOR-630A1A - Manual

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