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...DESCRIPTION Plastic Screw Q'TY 1 REMARK Add. 44 Mica Sheet Oven Cavity Product Code 1 437 574 84 1 437 574 85 Model EM-U1000W EM-U1000B Suffix FC FC V/Hz/Plug 120/60/U3 120/60/U3 Color White Black Function Touch Touch Cavity Volume 0.7Cu.Ft.... Panel English English Destination USA USA May/'08 SANYO Electric Co., Ltd. Parts) REF. PL151018-1 Date : May/2008 Destination : USA Reference No. : PL151018 Issue Number : 1 PARTS LIST(Add. OLD PARTS No. 44 NEW PARTS No. Category : Microwave Oven Model : EM-U1000W,EM-U1000B FILE NO. No. Notice CORRECTION SERVICE FLASH...
...DESCRIPTION Plastic Screw Q'TY 1 REMARK Add. 44 Mica Sheet Oven Cavity Product Code 1 437 574 84 1 437 574 85 Model EM-U1000W EM-U1000B Suffix FC FC V/Hz/Plug 120/60/U3 120/60/U3 Color White Black Function Touch Touch Cavity Volume 0.7Cu.Ft.... Panel English English Destination USA USA May/'08 SANYO Electric Co., Ltd. Parts) REF. PL151018-1 Date : May/2008 Destination : USA Reference No. : PL151018 Issue Number : 1 PARTS LIST(Add. OLD PARTS No. 44 NEW PARTS No. Category : Microwave Oven Model : EM-U1000W,EM-U1000B FILE NO. No. Notice CORRECTION SERVICE FLASH...
Service Manual
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...ELECTRIC CONTROL SYSTEM...4 TYPICAL CIRCUIT ANALYASIS OF MICROWAVE OVEN 7 HOW TO ASSEMBLE AND DISASSEMBLE MICROWAVE OVEN COMPONENTS 8 1.5 THE CABINET ...8 1.6 THE DOOR COMBINATION...9 1.7 THE CONTROL PANEL AND THE DOOR RELEASE MECHANISM 10 1.8 THE MAGNETRON ...10 1.9 THE TRANSFORMER ...11 1.10 THE FAN MOTOR ...11 1.11 THE ... 1.16 EXAMINING THE BREAKDOWN CAUSES 15 1.17 SPOT EXAMINING STEPS OF THE MICROWAVE OVEN 15 1.18 REPAIRING METHOD OF SEVERAL BREAKDOWN 18 1.19 THE REQUIREMENTS OF MICROWAVE AFTER IT HAS BEEN REPAIRED 19 CRITICAL PARTS SERVICING ...20 1.20 IMPORTANT...
...ELECTRIC CONTROL SYSTEM...4 TYPICAL CIRCUIT ANALYASIS OF MICROWAVE OVEN 7 HOW TO ASSEMBLE AND DISASSEMBLE MICROWAVE OVEN COMPONENTS 8 1.5 THE CABINET ...8 1.6 THE DOOR COMBINATION...9 1.7 THE CONTROL PANEL AND THE DOOR RELEASE MECHANISM 10 1.8 THE MAGNETRON ...10 1.9 THE TRANSFORMER ...11 1.10 THE FAN MOTOR ...11 1.11 THE ... 1.16 EXAMINING THE BREAKDOWN CAUSES 15 1.17 SPOT EXAMINING STEPS OF THE MICROWAVE OVEN 15 1.18 REPAIRING METHOD OF SEVERAL BREAKDOWN 18 1.19 THE REQUIREMENTS OF MICROWAVE AFTER IT HAS BEEN REPAIRED 19 CRITICAL PARTS SERVICING ...20 1.20 IMPORTANT...
Service Manual
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...AN AUTHORIZED SERVICE TECHNICIAN FAMILIAR WITH AND KNOWLEDGEABLE OF PROPER SAFETY AND SERVICING PROCEDURES AND POSSESSING HIGH QUALITY TEST EQUIPMENT ASSOCIATED WITH MICROWAVE AND ELECTRICAL APPLIANCE REPAIR. Do not operate or allow the oven to be operated with the Federal performance standard should be...Before turning on all ovens to be performed on each oven prior to release to verify compliance with the door open. D. C. A microwave leakage check to the owner. Evidence of hinges and latches. (5). ALL INDIVIDUALS WHO ATTEMPT REPAIRS BY IMPROPER MEANS OR ADJUSTMENT SUBJECT THEMSELVES ...
...AN AUTHORIZED SERVICE TECHNICIAN FAMILIAR WITH AND KNOWLEDGEABLE OF PROPER SAFETY AND SERVICING PROCEDURES AND POSSESSING HIGH QUALITY TEST EQUIPMENT ASSOCIATED WITH MICROWAVE AND ELECTRICAL APPLIANCE REPAIR. Do not operate or allow the oven to be operated with the Federal performance standard should be...Before turning on all ovens to be performed on each oven prior to release to verify compliance with the door open. D. C. A microwave leakage check to the owner. Evidence of hinges and latches. (5). ALL INDIVIDUALS WHO ATTEMPT REPAIRS BY IMPROPER MEANS OR ADJUSTMENT SUBJECT THEMSELVES ...
Service Manual
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... and all sorts of salt ion. During the transferring, heat produced with the changing electric field, the electric ion hanging accordingly. Microwave can draw such a conclusion that the polar molecule would change tens billion times per second, so do the molecule. This phenomenon...polar molecule; This kind of molecule swaying producing similar frictional heat from the microwave field to those microwaves heating of the microwave and the food includes two aspects. THE HEATING PRINCIPLE OF MICROWAVE Microwave is one kind of radio wave whose wavelength is very short, frequency is ...
... and all sorts of salt ion. During the transferring, heat produced with the changing electric field, the electric ion hanging accordingly. Microwave can draw such a conclusion that the polar molecule would change tens billion times per second, so do the molecule. This phenomenon...polar molecule; This kind of molecule swaying producing similar frictional heat from the microwave field to those microwaves heating of the microwave and the food includes two aspects. THE HEATING PRINCIPLE OF MICROWAVE Microwave is one kind of radio wave whose wavelength is very short, frequency is ...
Service Manual
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... main electric parts are as shown at the negative half-circle, the diode is very simple. Its working to transfer the microwave energy to keep the oven working principle of the capacitor is series connected with the cooking system because the temperature is too high...system would cut off and the magnetron is a single phase, semi-wave, double voltage rectifying circuit. The working steadily from the microwave field. Microwave generator, electric control system and heating chamber (FIG.2-1). At the same time, the electric control system set off the power automatically to...
... main electric parts are as shown at the negative half-circle, the diode is very simple. Its working to transfer the microwave energy to keep the oven working principle of the capacitor is series connected with the cooking system because the temperature is too high...system would cut off and the magnetron is a single phase, semi-wave, double voltage rectifying circuit. The working steadily from the microwave field. Microwave generator, electric control system and heating chamber (FIG.2-1). At the same time, the electric control system set off the power automatically to...
Service Manual
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...connected as well. The filament of the magnetron. To prevent the anode temperature rise too high, thus affect the working process of the microwave oven, the magnetron often makes the anode temperature rise due to "THRESHOLD" voltage value, the magnetron starts oscillating, and the anode current...compelling wind cooling and flowing water-cooling can turn the direct energy, which is applied to the magnetron after being high voltage rectified to microwave energy, the power supply circuit supply a direct high voltage between the cathode and anode of the magnetron, a filament voltage to the...
...connected as well. The filament of the magnetron. To prevent the anode temperature rise too high, thus affect the working process of the microwave oven, the magnetron often makes the anode temperature rise due to "THRESHOLD" voltage value, the magnetron starts oscillating, and the anode current...compelling wind cooling and flowing water-cooling can turn the direct energy, which is applied to the magnetron after being high voltage rectified to microwave energy, the power supply circuit supply a direct high voltage between the cathode and anode of the magnetron, a filament voltage to the...
Service Manual
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...hook and starting mechanism of gear switch S4 and S5. Inside each rectangle hole, N there fixed a micro switch. To those touch control microwave oven, hardly do you turn the time switch to some man - itch When pressing down several micro switches. From this we can understand the...holder latch switch pilot switch monitor switch (S3) which is through Fig.2-6 changing the working . When the timer is at the right of a microwave oven. The gear switch timer & power motor transformer (S5) is designed for controlling the output of working immediately (FIG.2-5b). To that time...
...hook and starting mechanism of gear switch S4 and S5. Inside each rectangle hole, N there fixed a micro switch. To those touch control microwave oven, hardly do you turn the time switch to some man - itch When pressing down several micro switches. From this we can understand the...holder latch switch pilot switch monitor switch (S3) which is through Fig.2-6 changing the working . When the timer is at the right of a microwave oven. The gear switch timer & power motor transformer (S5) is designed for controlling the output of working immediately (FIG.2-5b). To that time...
Service Manual
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... is the power control circuit diagram of oscillating models simultaneously. According to improve the heating evenness. Moreover, too big of the microwave and the heating matter to the working condition. control panel To improve the heating evenness there often fixed a turntable glass tray ...the conduct time can , somewhat, protect the magnetron when the cavity loading less. loss and heat - At the FIG.2-7, S5 is a microwave resonant cavity that cause some dielectric loss, it is always conducted. Made the S5 working 30 seconds as molding or thermal breakdown, which haven...
... is the power control circuit diagram of oscillating models simultaneously. According to improve the heating evenness. Moreover, too big of the microwave and the heating matter to the working condition. control panel To improve the heating evenness there often fixed a turntable glass tray ...the conduct time can , somewhat, protect the magnetron when the cavity loading less. loss and heat - At the FIG.2-7, S5 is a microwave resonant cavity that cause some dielectric loss, it is always conducted. Made the S5 working 30 seconds as molding or thermal breakdown, which haven...
Service Manual
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...with many holes at this chapter. We shall analyze the complete set circuit of the window to make it is to restrain the microwave leakage (include high subharmonic) have introduced the structure and the working principle of the door. SCHEMATIC DIAGRAM NOTE: Door is closed ...Unit is no connecting point from the point of microwave leakage. Although there is not operated L 120V 60Hz FUSE MONITOR SWITCH THERMAL CUTOUT (MAG.) (OVEN) N SECONDARY SWITCH PRIMARY SWITCH POWER RELAY C...
...with many holes at this chapter. We shall analyze the complete set circuit of the window to make it is to restrain the microwave leakage (include high subharmonic) have introduced the structure and the working principle of the door. SCHEMATIC DIAGRAM NOTE: Door is closed ...Unit is no connecting point from the point of microwave leakage. Although there is not operated L 120V 60Hz FUSE MONITOR SWITCH THERMAL CUTOUT (MAG.) (OVEN) N SECONDARY SWITCH PRIMARY SWITCH POWER RELAY C...
Service Manual
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... button and closed the power supply to the anode of the magnetron and the filament, changing the power frequency electric energy to microwave energy, the microwave energy then transferred to the arrow direction shown at the back of the thermal cutout (S6), S6 will close condition. heating ...Moreover, the thermal cutout has the self - resuming character, when the temperature lowered, it should have been inserted with the curved rim of a microwave oven. Pull out the power plug. 2. Check whether the up, right and left troughs have a plum blossom shape washer to drive the food...
... button and closed the power supply to the anode of the magnetron and the filament, changing the power frequency electric energy to microwave energy, the microwave energy then transferred to the arrow direction shown at the back of the thermal cutout (S6), S6 will close condition. heating ...Moreover, the thermal cutout has the self - resuming character, when the temperature lowered, it should have been inserted with the curved rim of a microwave oven. Pull out the power plug. 2. Check whether the up, right and left troughs have a plum blossom shape washer to drive the food...
Service Manual
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... housing, tighten the four screws of the capacitor and the baseboard with a "+" - Place a 0.15mm thin paper between one end of the 10 To disassemble, 1. It should be fixed if there is its position. 5. Pull out the terminal plug of the magnetron antenna has been placed well... part. To assemble, (1) Place the two buckles under the control panel into the two rectangle holes under the oven as 1,2,3, steps at Ⅲ of microwave leakage. 4. Tear off the cabinet. 3. After assembled, check whether the hook working in the terminal plug. 1.8 THE MAGNETRON Firstly, do as FIG.4 ...
... housing, tighten the four screws of the capacitor and the baseboard with a "+" - Place a 0.15mm thin paper between one end of the 10 To disassemble, 1. It should be fixed if there is its position. 5. Pull out the terminal plug of the magnetron antenna has been placed well... part. To assemble, (1) Place the two buckles under the control panel into the two rectangle holes under the oven as 1,2,3, steps at Ⅲ of microwave leakage. 4. Tear off the cabinet. 3. After assembled, check whether the hook working in the terminal plug. 1.8 THE MAGNETRON Firstly, do as FIG.4 ...
Service Manual
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... it between the transformer and the oven. screwdriver, and take off the protective paper of this part. Turn the microwave over. 3. Dismantling steps for the high voltage winding is stuck on the oven. (4-10). 4. screwdriver. 5. Loosen the screws shown on the transformer as FIG.4 -9). 1. Take off the four screws, a, b, c,...four screws, which marked "A" and "C" from the fan motor shaft as the figure shows. 4. screw base board transformer seat Fig.4-9 Fig.4-10 to the FIG.4 -12, pull out the lead plug which fix the board on the oven. 3. Plug in the two terminals of...
... it between the transformer and the oven. screwdriver, and take off the protective paper of this part. Turn the microwave over. 3. Dismantling steps for the high voltage winding is stuck on the oven. (4-10). 4. screwdriver. 5. Loosen the screws shown on the transformer as FIG.4 -9). 1. Take off the four screws, a, b, c,...four screws, which marked "A" and "C" from the fan motor shaft as the figure shows. 4. screw base board transformer seat Fig.4-9 Fig.4-10 to the FIG.4 -12, pull out the lead plug which fix the board on the oven. 3. Plug in the two terminals of...
Service Manual
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..., refer to the switch holder, make sure they are assembled correctly. (3) Tightly fix the holder with a "+"- Take off the middle cover (FIG.4 - 18). 3. screwdriver, take off the two screws which fixed the switch holder with one lead of the 13 Turn the oven back. 5. Assembling steps: Fig.4-17... 1. Close the door, push and pull the low and up part of the capacitor's connect piece. 2. Turn the microwave oven over (FIG. 4- 17). 2. Plug in the roller ring and the glass tray as the 1, 2, and 3 steps of Ⅲ of the hook and...
..., refer to the switch holder, make sure they are assembled correctly. (3) Tightly fix the holder with a "+"- Take off the middle cover (FIG.4 - 18). 3. screwdriver, take off the two screws which fixed the switch holder with one lead of the 13 Turn the oven back. 5. Assembling steps: Fig.4-17... 1. Close the door, push and pull the low and up part of the capacitor's connect piece. 2. Turn the microwave oven over (FIG. 4- 17). 2. Plug in the roller ring and the glass tray as the 1, 2, and 3 steps of Ⅲ of the hook and...
Service Manual
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... it up hook is loose, the door should be OK. screw latch 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 Take off the three "+"- screws which fix the PC board as FIG.4-24, the means are...
... it up hook is loose, the door should be OK. screw latch 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 Take off the three "+"- screws which fix the PC board as FIG.4-24, the means are...
Service Manual
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...16.2 LISTENING. 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 may occur compound breakdown due to all kinds of the oven with breakdown? ...the repairing staff. 1.16 EXAMINING THE BREAKDOWN CAUSES. When measure, the moving 15 BREAKDOWN ANALYSIS AND THE MEANS OF OVERHAULING Before overhauling a microwave oven, you should be about 2.5 ohm. On the basis of large amounts of the power transformer is abnormal if the following noises occur...
...16.2 LISTENING. 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 may occur compound breakdown due to all kinds of the oven with breakdown? ...the repairing staff. 1.16 EXAMINING THE BREAKDOWN CAUSES. When measure, the moving 15 BREAKDOWN ANALYSIS AND THE MEANS OF OVERHAULING Before overhauling a microwave oven, you should be about 2.5 ohm. On the basis of large amounts of the power transformer is abnormal if the following noises occur...
Service Manual
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... If it is enough to the 1,2 place of the multimeter to 120V. switch of model 500 multimeter. When measuring the ultimate value of microwave leakage of all the above examination shows normal ,then check whether the terminal plug of the magnetron and the capacitor have loosened, if it is...with R×1K grade. It is normal if the reading is "0" when at cut off the cabinet, starting the oven, measure the plug of the microwave leakage (FIG.5 - 2).. If it is cycling, the fan operating in normal: Take off condition. If all the measure position should be "∞" ....
... If it is enough to the 1,2 place of the multimeter to 120V. switch of model 500 multimeter. When measuring the ultimate value of microwave leakage of all the above examination shows normal ,then check whether the terminal plug of the magnetron and the capacitor have loosened, if it is...with R×1K grade. It is normal if the reading is "0" when at cut off the cabinet, starting the oven, measure the plug of the microwave leakage (FIG.5 - 2).. If it is cycling, the fan operating in normal: Take off condition. If all the measure position should be "∞" ....
Service Manual
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... replaced by a new one . If the indicator of the multimeter can't point out from zero to see whether they are short - Fig.5-9 Fig.5-10 Fig.5-11 Fig.5-12 If the resistance value of the capacitor's two poles are short - If they are "∞", the capacitor is also normal,...indicates the transformer has broken, and should be replaced by a new one . pliers. 1.17.5 EXAMINE THE STARTING AND THE 8A FUSE OF THE MICROWAVE OVEN Pull out the power plug, take off the cabinet, discharge the capacitor, measure the resistance value of the primary winding and the secondary winding...
... replaced by a new one . If the indicator of the multimeter can't point out from zero to see whether they are short - Fig.5-9 Fig.5-10 Fig.5-11 Fig.5-12 If the resistance value of the capacitor's two poles are short - If they are "∞", the capacitor is also normal,...indicates the transformer has broken, and should be replaced by a new one . pliers. 1.17.5 EXAMINE THE STARTING AND THE 8A FUSE OF THE MICROWAVE OVEN Pull out the power plug, take off the cabinet, discharge the capacitor, measure the resistance value of the primary winding and the secondary winding...
Service Manual
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... around the oven with the right below plastic parts, then tighten the Screw again. If do 18 Repair when there occurred large amounts microwave leakage. There are places which fix the magnetron have lacquer on it ; Before repairing, check whether the above listed point are... tightly with socket wrench. If it should be less than 1 milliwatt/cm2. Following mentioned may cause microwave leaking. If the leakage is not in their normal position. same model one. 1.18 REPAIRING METHOD OF SEVERAL BREAKDOWN 1. If the leakage amount exceeds 1 milliwatt/cm2 at right above of the...
... around the oven with the right below plastic parts, then tighten the Screw again. If do 18 Repair when there occurred large amounts microwave leakage. There are places which fix the magnetron have lacquer on it ; Before repairing, check whether the above listed point are... tightly with socket wrench. If it should be less than 1 milliwatt/cm2. Following mentioned may cause microwave leaking. If the leakage is not in their normal position. same model one. 1.18 REPAIRING METHOD OF SEVERAL BREAKDOWN 1. If the leakage amount exceeds 1 milliwatt/cm2 at right above of the...
Service Manual
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..., the felt should be repaired again. If the fan can move Firstly, check whether the turntable holder is not connected. 1.19.2 MICROWAVE LEAKAGE Microwave leakage can not be used only when it has been demonstrated that the oil bearing of a multimeter. circuited, it indicates that it ... the measure when measuring, the moving flexibly. The resistance value should be the same with the outgoing direction of a multimeter. Rectify the microwave leakage measure first, measure around till it indicates the door has broken, and should be sucked up. ). have a 30 minutes trial operation...
..., the felt should be repaired again. If the fan can move Firstly, check whether the turntable holder is not connected. 1.19.2 MICROWAVE LEAKAGE Microwave leakage can not be used only when it has been demonstrated that the oil bearing of a multimeter. circuited, it indicates that it ... the measure when measuring, the moving flexibly. The resistance value should be the same with the outgoing direction of a multimeter. Rectify the microwave leakage measure first, measure around till it indicates the door has broken, and should be sucked up. ). have a 30 minutes trial operation...