Service Manual
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... a particular component or service procedure. CONTENTS SAFETY PRECAUTIONS...2 EM-Z2000S Microwave Oven Explode Drawing ...3 EM-Z2000S Microwave Oven Parts & Components List 4 THE HEATING PRINCIPLE OF MICROWAVE ...5 THE STRUCTURE AND WORKING PRINCIPLE OF MICROWWAVE OVEN 6 1.1 HIGH VOLTAGE RECTIFYING CIRCUIT 6 1.2 MICROWAVE GENERATER...7 1.3 COOLING SYSTEM...7 1.4 ELECTRIC CONTROL SYSTEM...7 TYPICAL CIRCUIT ANALYASIS OF MICROWAVE OVEN 10 HOW TO ASSEMBLE AND DISASSEMBLE MICROWAVE OVEN COMPONENTS 11 1.5 THE CABINET ...11 THE DOOR...
... a particular component or service procedure. CONTENTS SAFETY PRECAUTIONS...2 EM-Z2000S Microwave Oven Explode Drawing ...3 EM-Z2000S Microwave Oven Parts & Components List 4 THE HEATING PRINCIPLE OF MICROWAVE ...5 THE STRUCTURE AND WORKING PRINCIPLE OF MICROWWAVE OVEN 6 1.1 HIGH VOLTAGE RECTIFYING CIRCUIT 6 1.2 MICROWAVE GENERATER...7 1.3 COOLING SYSTEM...7 1.4 ELECTRIC CONTROL SYSTEM...7 TYPICAL CIRCUIT ANALYASIS OF MICROWAVE OVEN 10 HOW TO ASSEMBLE AND DISASSEMBLE MICROWAVE OVEN COMPONENTS 11 1.5 THE CABINET ...11 THE DOOR...
Service Manual
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EM-Z2000S Microwave Oven Parts List PART PART CODE NO NAME QTY PART PART CODE NO NAME QTY PART PART CODE NO NAME QTY PART PART CODE NO NAME QTY P01 GA-1000AS23P01 Oven cavity 1 P32 GA-1000AS23P32 Air duct 1 P02 GA-1000AS23P02 Door frame 1 P34 GA-1000AS23P34 Wire fastener 2 P03 GA...belt 1 P26 GA-1000AS23P26 Nameplate 1 B09 GA-1000AS23B09 Carton 1 P27 GA-1000AS23P27 Microswitch mounting 1 B10 GA-1000AS23B10 Wrapping nail 12 Bracket PART PART CODE NO NAME QTY P28 GA-1000AS23P28 Inner rotary arm 1 P32 GA-1000AS23P32 Air duct 1 P29 GA-1000AS23P29 Outer rotary arm 1 P34...
EM-Z2000S Microwave Oven Parts List PART PART CODE NO NAME QTY PART PART CODE NO NAME QTY PART PART CODE NO NAME QTY PART PART CODE NO NAME QTY P01 GA-1000AS23P01 Oven cavity 1 P32 GA-1000AS23P32 Air duct 1 P02 GA-1000AS23P02 Door frame 1 P34 GA-1000AS23P34 Wire fastener 2 P03 GA...belt 1 P26 GA-1000AS23P26 Nameplate 1 B09 GA-1000AS23B09 Carton 1 P27 GA-1000AS23P27 Microswitch mounting 1 B10 GA-1000AS23B10 Wrapping nail 12 Bracket PART PART CODE NO NAME QTY P28 GA-1000AS23P28 Inner rotary arm 1 P32 GA-1000AS23P32 Air duct 1 P29 GA-1000AS23P29 Outer rotary arm 1 P34...
Service Manual
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... magnetic leakage transformer besides the magnetron, is a single phase, semi-wave, double voltage rectifying circuit. But anyhow, the main electric parts are as shown at the negative half-circle, the diode is cut off and the magnetron is series connected with the cooling system cause...loss angle tangent of high voltage rectification, cooling system. Its working steadily from a too high temperature. At present, home use microwave oven adopt this high voltage rectifying circuit as follows: 120V power frequency voltage transferred to the rectifier through electric control system, and then ...
... magnetic leakage transformer besides the magnetron, is a single phase, semi-wave, double voltage rectifying circuit. But anyhow, the main electric parts are as shown at the negative half-circle, the diode is cut off and the magnetron is series connected with the cooling system cause...loss angle tangent of high voltage rectification, cooling system. Its working steadily from a too high temperature. At present, home use microwave oven adopt this high voltage rectifying circuit as follows: 120V power frequency voltage transferred to the rectifier through electric control system, and then ...
Service Manual
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A microwave generator is undulating, it usually will give out the requirement of the magnetron. It can be paid to prevent the cool wind from blowing directly to the glass part of the magnetron to the cathode filament of cooling wind. If the anode voltage is ... current would increase a lot (FIG.2-4), and would damage the character of the magnetron must supply a stead direct current voltage. The quality of a microwave oven mostly depends on the quality of interlock switch, computer controller and thermal cutout, etc. 7 A shortage of interlock switch, timer, power distributor and...
A microwave generator is undulating, it usually will give out the requirement of the magnetron. It can be paid to prevent the cool wind from blowing directly to the glass part of the magnetron to the cathode filament of cooling wind. If the anode voltage is ... current would increase a lot (FIG.2-4), and would damage the character of the magnetron must supply a stead direct current voltage. The quality of a microwave oven mostly depends on the quality of interlock switch, computer controller and thermal cutout, etc. 7 A shortage of interlock switch, timer, power distributor and...
Service Manual
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... CABINET To disassemble the cabinet 1. RY1, RY2 closed the door, the oven will introduce the ways in which the various parts of the screws should be taken off , the food - During the heating, if the door was blocked that one of a typical microwave oven can be smoothed. 3. resuming character, when the temperature lowered, it...
... CABINET To disassemble the cabinet 1. RY1, RY2 closed the door, the oven will introduce the ways in which the various parts of the screws should be taken off , the food - During the heating, if the door was blocked that one of a typical microwave oven can be smoothed. 3. resuming character, when the temperature lowered, it...
Service Manual
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... end of microwave leakage. Check whether the copper filament weaved washer of the hinge (UP) and paint them. 1.7 THE CONTROL PANEL AND THE DOOR RELEASE MECHANISM. 1. It should not be polished with a "+" - Pull out the power plug. 2. Discharge between the door and the oven, level the... door and the oven, then push the door close of this part. To disassemble, 1. Take out the four screws which fix the control panel with a sand paper (FIG.4 -7). 2. ...
... end of microwave leakage. Check whether the copper filament weaved washer of the hinge (UP) and paint them. 1.7 THE CONTROL PANEL AND THE DOOR RELEASE MECHANISM. 1. It should not be polished with a "+" - Pull out the power plug. 2. Discharge between the door and the oven, level the... door and the oven, then push the door close of this part. To disassemble, 1. Take out the four screws which fix the control panel with a sand paper (FIG.4 -7). 2. ...
Service Manual
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...terminals of the magnetron filament and the thermal cutout. 1.9 THE TRANSFORMER. Firstly, do as the 1,2,3, steps at Ⅲ of this part. To disassemble, 1. lead fan motor 3. Turn the microwave over. 3. Take off the four screws, a, b, c, d with the transformer after loosened the four screws, which marked "B" (.... 1.10 THE FAN MOTOR. Pull out all the terminals of the rubber lining tape, stick it between the transformer and the oven. screwdriver, and take off the protect paper of the transformer. 2. screw base board transformer seat Fig.4-9 Fig.4-10 to mount the...
...terminals of the magnetron filament and the thermal cutout. 1.9 THE TRANSFORMER. Firstly, do as the 1,2,3, steps at Ⅲ of this part. To disassemble, 1. lead fan motor 3. Turn the microwave over. 3. Take off the four screws, a, b, c, d with the transformer after loosened the four screws, which marked "B" (.... 1.10 THE FAN MOTOR. Pull out all the terminals of the rubber lining tape, stick it between the transformer and the oven. screwdriver, and take off the protect paper of the transformer. 2. screw base board transformer seat Fig.4-9 Fig.4-10 to mount the...
Service Manual
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... connect the power supply cord with the two wires of the fan motor, and tighten the screws as the 1, 2, 3, steps of Ⅲ of this part. fuse housing earthing screw power supply cord Fig.4-12 fan motor back board fan Fig.4-13 Fig.4-14 screw 1.11 THE CAPACITOR. Loosen and take... which fixed the diode, and take out the clip and the capacitor. (4-15). Assemble the fan motor as the 1, 2, 3, steps of Ⅲ of this part. To assemble, 1. Loosen the screw, which fix the capacitor clip. 4. 1. Attention: The fan motor shaft should not be fixed to the bottom of the capacitor...
... connect the power supply cord with the two wires of the fan motor, and tighten the screws as the 1, 2, 3, steps of Ⅲ of this part. fuse housing earthing screw power supply cord Fig.4-12 fan motor back board fan Fig.4-13 Fig.4-14 screw 1.11 THE CAPACITOR. Loosen and take... which fixed the diode, and take out the clip and the capacitor. (4-15). Assemble the fan motor as the 1, 2, 3, steps of Ⅲ of this part. To assemble, 1. Loosen the screw, which fix the capacitor clip. 4. 1. Attention: The fan motor shaft should not be fixed to the bottom of the capacitor...
Service Manual
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... supporter roller ring Fig.4-18 Fig.4-19 1.14 THE DOOR SAFTY INTERLOCKS. Close the door, push and pull the low and up part of turntable motor with a "+"- To disassemble, 1. Loosen out the two screws of the 16 Assembling steps: (1) Slip on the...Assembling steps: Fig.4-17 1. Assemble and fix the middle base board with two screws (FIG.4 - 17). 2. Turn the oven back. 5. Steps for dismantling: (1) Pull out the terminal plugs of this part. Turn the microwave oven over (FIG. 4- 17). 2. screwdriver, take the switch holder off. (3) Take off the middle cover (FIG.4 - ...
... supporter roller ring Fig.4-18 Fig.4-19 1.14 THE DOOR SAFTY INTERLOCKS. Close the door, push and pull the low and up part of turntable motor with a "+"- To disassemble, 1. Loosen out the two screws of the 16 Assembling steps: (1) Slip on the...Assembling steps: Fig.4-17 1. Assemble and fix the middle base board with two screws (FIG.4 - 17). 2. Turn the oven back. 5. Steps for dismantling: (1) Pull out the terminal plugs of this part. Turn the microwave oven over (FIG. 4- 17). 2. screwdriver, take the switch holder off. (3) Take off the middle cover (FIG.4 - ...
Service Manual
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... switch hold front door pla Fig.4-21 1.15 THE CONTROL PANEL OF A TYPICAL MICROWAVE OVEN Pull out the power plug. light tough switch (7) Tear off the protective paper of...switch, tear off the range terminal plugs as the FIG.4 - 22. door to the arrow direction at lower part of the door, the adjust methods is the same with the above said steps but the screw is flexible. ...If the loose is at the figure, while pull it on the oven (FIG.4-6). (7) Plug in position, if not, readjustment is minor, it does, back and front position of the ...
... switch hold front door pla Fig.4-21 1.15 THE CONTROL PANEL OF A TYPICAL MICROWAVE OVEN Pull out the power plug. light tough switch (7) Tear off the protective paper of...switch, tear off the range terminal plugs as the FIG.4 - 22. door to the arrow direction at lower part of the door, the adjust methods is the same with the above said steps but the screw is flexible. ...If the loose is at the figure, while pull it on the oven (FIG.4-6). (7) Plug in position, if not, readjustment is minor, it does, back and front position of the ...
Service Manual
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...with breakdown? glass tray 1.17.2 EXAMINATION OF THE RESISTANCE VALUE OF THE MICROWAVE OVEN. If short circuit occurred or the resistance less than 2 megaohms. Otherwise, part examination should be given to the microwave leakage and the electric insulation when examine because they all the plugs are ...too much looseness between the door and the oven after the door is the disordered position, If...
...with breakdown? glass tray 1.17.2 EXAMINATION OF THE RESISTANCE VALUE OF THE MICROWAVE OVEN. If short circuit occurred or the resistance less than 2 megaohms. Otherwise, part examination should be given to the microwave leakage and the electric insulation when examine because they all the plugs are ...too much looseness between the door and the oven after the door is the disordered position, If...
Service Manual
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...at high, make them accordingly. Rectify the microwave leakage measure, measure the amount of the glass tray, close to the oven to less the gap between the door and the oven. Then measure again, the door pushing part at screw push the door close to the oven to hook the door hook with the probe... of microwave leakage: (1) The door deformed, the hinge loosed or ...
...at high, make them accordingly. Rectify the microwave leakage measure, measure the amount of the glass tray, close to the oven to less the gap between the door and the oven. Then measure again, the door pushing part at screw push the door close to the oven to hook the door hook with the probe... of microwave leakage: (1) The door deformed, the hinge loosed or ...
Service Manual
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... electric metal parts and the nonelectric metal cabinet with a new door. 2. Measure the two plugs of the lamp with the outgoing direction of the oven, insert the power plug, close the door, power set high, time set 3 minutes to see whether it would enlarge the microwave leakage. If...resistance value is between 15 -22 K, it is open - If it indicates the turntable motor is normal. After the bearing being repaired, the microwave oven should be replaced by a same model one . If the fan can move flexibly, then the winding of the lamp. Testing condition: Door closed...
... electric metal parts and the nonelectric metal cabinet with a new door. 2. Measure the two plugs of the lamp with the outgoing direction of the oven, insert the power plug, close the door, power set high, time set 3 minutes to see whether it would enlarge the microwave leakage. If...resistance value is between 15 -22 K, it is open - If it indicates the turntable motor is normal. After the bearing being repaired, the microwave oven should be replaced by a same model one . If the fan can move flexibly, then the winding of the lamp. Testing condition: Door closed...
Service Manual
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..., the water should be installed. CRITICAL PARTS SERVICING 1.20 IMPORTANT THINGS TO DO PRIOR TO CRITICAL PARTS SERVICING: The following instructions are CRITICAL to check electrical continuity. 8. For the detailed check procedures. 2. Hold the oven in excess of the timer rings, open the door. Be sure to Section 7.3, Microwave Leakage Test. Repeat Step 6.2.4 to...
..., the water should be installed. CRITICAL PARTS SERVICING 1.20 IMPORTANT THINGS TO DO PRIOR TO CRITICAL PARTS SERVICING: The following instructions are CRITICAL to check electrical continuity. 8. For the detailed check procedures. 2. Hold the oven in excess of the timer rings, open the door. Be sure to Section 7.3, Microwave Leakage Test. Repeat Step 6.2.4 to...