Service Manual
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Exploded Views and Parts List 8. Precaution 2. Alignment and Adjustments 6. Troubleshooting 7. PCB Diagrams 9. Disassembly and Reassembly 5. MICROWAVE OVEN MW5490W / MW5491G SERVICE Manual MICROWAVE OVEN CONTENTS 1. Specifications 3. Operating Instructions 4. Schematic Diagrams
Exploded Views and Parts List 8. Precaution 2. Alignment and Adjustments 6. Troubleshooting 7. PCB Diagrams 9. Disassembly and Reassembly 5. MICROWAVE OVEN MW5490W / MW5491G SERVICE Manual MICROWAVE OVEN CONTENTS 1. Specifications 3. Operating Instructions 4. Schematic Diagrams
Service Manual
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...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 microwave...(5) evidence of dropping or abuse. (c) Before turning on microwave power for any service test or inspection within the microwave generating compartments, check the magnetron, wave guide or transmission line...and microwave generation and transmission systems shall be repaired, replaced, or adjusted by procedures described in this manual before the oven is released to the owner. (e) A Microwave ...
...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 microwave...(5) evidence of dropping or abuse. (c) Before turning on microwave power for any service test or inspection within the microwave generating compartments, check the magnetron, wave guide or transmission line...and microwave generation and transmission systems shall be repaired, replaced, or adjusted by procedures described in this manual before the oven is released to the owner. (e) A Microwave ...
Service Manual
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... Replace all solid-state heat sinks are no cost to owner and try to bring the unit into compliance. Samsung Electronics 1-1 Notify the Central Service Center if the microwave leakage exceeds 5 mW/cm2 5. When reinstalling the chassis and its assemblies) unless all of these special safety ... high voltages and currents. 1-1 Safety precautions ( ) 1. Check all protective devices, including: nonmetallic control knobs and compartment covers. 8. Although the microwave oven is described elsewhere in accordance with Federal Performance Standard 21 CFR Subchapter J (DHHS). 2.
... Replace all solid-state heat sinks are no cost to owner and try to bring the unit into compliance. Samsung Electronics 1-1 Notify the Central Service Center if the microwave leakage exceeds 5 mW/cm2 5. When reinstalling the chassis and its assemblies) unless all of these special safety ... high voltages and currents. 1-1 Safety precautions ( ) 1. Check all protective devices, including: nonmetallic control knobs and compartment covers. 8. Although the microwave oven is described elsewhere in accordance with Federal Performance Standard 21 CFR Subchapter J (DHHS). 2.
Service Manual
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... remount it and follow the instructions below for proper alignment. 2. Do the microwave leakage test. 4-4 Replacement of Fuse 1. Take out the glass tray and the guide roller from the power source. 2. Turn the oven upside down to the cavity. 6. Samsung Electronics Screw Drive Motor Drive Motor Cover Base Plate 4-3 When 15A fuse blows...
... remount it and follow the instructions below for proper alignment. 2. Do the microwave leakage test. 4-4 Replacement of Fuse 1. Take out the glass tray and the guide roller from the power source. 2. Turn the oven upside down to the cavity. 6. Samsung Electronics Screw Drive Motor Drive Motor Cover Base Plate 4-3 When 15A fuse blows...
Service Manual
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...play in the oven. Make sure that the latch keys move smoothly after the start pad is necessary. 3. Confirm that the oven door will be ...at the highest resistance scale, measure across the diode terminals. Operate the microwave oven with the wiring diagram and be sure to high. 3. After repair ...Switch and Monitor Switch Precaution! When mounting the Latch Body to the oven assembly, adjust the Latch Body by disconnecting its leads. 2. Isolate ...an infinite resistance may be used to check the front-to the oven assembly. 4. Completely tighten the screws holding the Latch Body to...
...play in the oven. Make sure that the latch keys move smoothly after the start pad is necessary. 3. Confirm that the oven door will be ...at the highest resistance scale, measure across the diode terminals. Operate the microwave oven with the wiring diagram and be sure to high. 3. After repair ...Switch and Monitor Switch Precaution! When mounting the Latch Body to the oven assembly, adjust the Latch Body by disconnecting its leads. 2. Isolate ...an infinite resistance may be used to check the front-to the oven assembly. 4. Completely tighten the screws holding the Latch Body to...
Service Manual
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... Fill the one liter glass vessel with accurate equipment. 1. Set the oven to 10.5ûC at 'HIGH'. This will cause a variance in ...holding time of Magnetron Alignment and Adjustments CAUTION MICROWAVE RADIATION PERSONNEL SHOULD NOT ALLOW EXPOSURE TO MICROWAVE RADIATION FROM MICROWAVE GENERATOR OR OTHER PARTS CONDUCTING MICROWAVE ENERGY. Subtract T1 from T2. NOTE ...temperature and time tests with water. 2. Stir water in the center of the cooking tray. Samsung Electronics 5-3 The output power of centigrade temperature. Additional power test should be measured by the ...
... Fill the one liter glass vessel with accurate equipment. 1. Set the oven to 10.5ûC at 'HIGH'. This will cause a variance in ...holding time of Magnetron Alignment and Adjustments CAUTION MICROWAVE RADIATION PERSONNEL SHOULD NOT ALLOW EXPOSURE TO MICROWAVE RADIATION FROM MICROWAVE GENERATOR OR OTHER PARTS CONDUCTING MICROWAVE ENERGY. Subtract T1 from T2. NOTE ...temperature and time tests with water. 2. Stir water in the center of the cooking tray. Samsung Electronics 5-3 The output power of centigrade temperature. Additional power test should be measured by the ...
Service Manual
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... 1) After adjustment and repair of the oven. 2) Start to operate the oven and measure the leakage by its manufacturer. 5-4 Samsung Electronics CENTRAL SERVICE CENTER 5-12-2 At least once a year have the microwave energy survey meter checked for Measurement of Microwave Energy Leakage 1) Pour 275±15cc ...viewing window and the exhaust openings moving the probe in the center of a radiarion preventing device, make a repair record for Microwave Leakage 1. Start the oven at the base of the handle, otherwise a false reading may result when the operator's hand is between the handle and...
... 1) After adjustment and repair of the oven. 2) Start to operate the oven and measure the leakage by its manufacturer. 5-4 Samsung Electronics CENTRAL SERVICE CENTER 5-12-2 At least once a year have the microwave energy survey meter checked for Measurement of Microwave Energy Leakage 1) Pour 275±15cc ...viewing window and the exhaust openings moving the probe in the center of a radiarion preventing device, make a repair record for Microwave Leakage 1. Start the oven at the base of the handle, otherwise a false reading may result when the operator's hand is between the handle and...
Service Manual
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... . Defective power relay or Ass'y PCB Adjust door and latch switches. Samsung Electronics 6-1 ALWAYS TOUCH GROUND WHILE WORKING ON IT TO DISCHARGE ANY STATIC CHARGE BUILT UP. 6-1 Electrical Mulifunction SYMPTOM CAUSE CORRECTIONS Oven is defective. Open or loose lead wire harness 2. Defective Ass'y PCB ...Check fan motor when thermal cutout is dead. No display and no microwave oscillation. (No heat while oven lamp and fan motor turn on.) 1. Fuse is defective. Replace PCB main. Open or loose connection of high voltage ...
... . Defective power relay or Ass'y PCB Adjust door and latch switches. Samsung Electronics 6-1 ALWAYS TOUCH GROUND WHILE WORKING ON IT TO DISCHARGE ANY STATIC CHARGE BUILT UP. 6-1 Electrical Mulifunction SYMPTOM CAUSE CORRECTIONS Oven is defective. Open or loose lead wire harness 2. Defective Ass'y PCB ...Check fan motor when thermal cutout is dead. No display and no microwave oscillation. (No heat while oven lamp and fan motor turn on.) 1. Fuse is defective. Replace PCB main. Open or loose connection of high voltage ...
Service Manual
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.... 1. Noise from the motor. Check the wire of magnetron filament circuit. (Intermittent oscillation)) 3. Replace turntable motor. 6-2 Samsung Electronics Fan motor turns on H.V.Transformer 3. Turntable motor does not rotate. Defective primary latch switch 1. Loose screws on when plugged in... powder also causes sparks. Stir once or twice while cooking foods such as soup, cocoa, or milk. Microwave output is low;. Oven takes longer time to operate. Oven stops operation during cooking Sparks Uneven cooking CAUSE 1. Open or loose wiring of primary interlock switch 2. Defective...
.... 1. Noise from the motor. Check the wire of magnetron filament circuit. (Intermittent oscillation)) 3. Replace turntable motor. 6-2 Samsung Electronics Fan motor turns on H.V.Transformer 3. Turntable motor does not rotate. Defective primary latch switch 1. Loose screws on when plugged in... powder also causes sparks. Stir once or twice while cooking foods such as soup, cocoa, or milk. Microwave output is low;. Oven takes longer time to operate. Oven stops operation during cooking Sparks Uneven cooking CAUSE 1. Open or loose wiring of primary interlock switch 2. Defective...