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; IMPORTANT; NOTE
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-63D79S KOR-63D70S POWER SUPPLY 230V~50Hz, SINGLE PHASE WITH GROUNDING POWER MICROWAVE 1000W 1,200W CONSUMPTION GRILL COMBINATION MICROWAVE ENERGY OUTPUT 700W 800W MICROWAVE FREQUENCY 2450MHz OUTSIDE DIMENSIONS (W x H x D) 465 x 279 x 364 mm (18.3 x 11.0 x 14.4 in) CAVITY DIMENSIONS (W x ...
Page 5 - EXTERNAL VIEW
4 EXTERNAL VIEW 1. OUTER DIMENSION 2. FEATURE DIAGRAM 1. SAFETY INTERLOCK SYSTEM 2. DOORVIEWING SCREENAllos viewing of food. The screen is designed so thatlight can pass through, but not the microwave. 3. DOOR HOOKWhen the door is closed, it will automatically lock shut.If door is opened while oven ...
Page 6 - INSTALLATION; Away from heating appliances and water taps; Examine the oven after unpacking for any damage such as:
5 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 7 - 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 inplace during cooking. 3. Close the door securely. 4. Choose cooking power level by setting V.P.C knob to the desired p...
Page 8 - DISASSEMBLY AND ASSEMBLY
7 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 12 - High voltage circuit wiring
11 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 14 - INTERLOCK MECHANISM AND ADJUSTMENT
13 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. (3) Adjustment steps 1) L...
Page 15 - TROUBLE SHOOTING GUIDE
14 TROUBLE SHOOTING GUIDE (TROUBLE 1) Door shut, timer set, but no cooking takes place. 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. When checkin...
Page 17 - MEASUREMENT AND TEST; MEASUREMENT OF THE MICROWAVE POWER OUTPUT
16 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 18 - MICROWAVE RADIATION TEST
17 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 19 - COMPONENT TEST PROCEDURE
18 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 20 - WIRING DIAGRAM
Page 21 - EXPLODED VIEW AND PARTS LIST; CONTROL PANEL ASSEMBLY
20 EXPLODED VIEW AND PARTS LIST 1. DOOR ASSEMBLY Refer to Disassembly and assembly. 2. CONTROL PANEL ASSEMBLY Refer to Disassembly and assembly. 3. TOTAL ASSEMBLY