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Display Reads 8888. How To Troubleshoot
when plugged in display reads 8888. fuse ok
when plugged in display reads 8888. fuse ok
(Posted by jlruble 4 years ago)
Popular Samsung MW1020WA Manual Pages
Service Manual - Page 1
Exploded Views and Parts List 8. Disassembly and Reassembly 5. Schematic Diagrams MICROWAVE OVEN
MW1020WA
SERVICE Manual
MICROWAVE OVEN SEA
CONTENTS
1. Operating Instructions 4. Alignment and Adjustments 6. Troubleshooting 7. Specifications 3. Precaution 2. PCB Diagrams 9.
Service Manual - Page 2
... service test or inspection within the microwave generating compartments, check the magnetron, wave guide or transmission line, and cavity for proper alignment, integrity, and connections.
(d) Any defective or misadjusted components in the interlock, monitor, door seal, and microwave generation and transmission systems shall be repaired, replaced, or adjusted by procedures described in this manual...
Service Manual - Page 3
... servicing if the oven is operative.
3. When reinstalling the chassis and its assemblies) unless all solid-state heat sinks are no cost to owner and try to microwave radiation, as well as the Interlock Monitor Switch. To avoid any possible radiation hazard, replace parts in accordance with the procedures described in this manual. Also, use , repair...
Service Manual - Page 4
...replacement part that have the same safety characteristics as the original might create shock, fire or other hazards. Before touching any of magnetron. V.
Use replacement components that does not have the same ratings, especially for safety are indicated in the circuit diagram by shading, or .
19. When connecting the oven to or replacing...specifications...Special Servicing ...
Service Manual - Page 5
Specifications
2-1 Table of Specifications
TIMER POWER SOURCE POWER CONSUMPTION OUTPUT POWER OPERATING FREQUENCY MAGNETRON COOLING METHOD OUTSIDE DIMENSIONS NET WEIGHT SHIPPING WEIGHT
99 MINUTES 99SECONDS 120V 60Hz, AC MICROWAVE : 1,400W 1000W ( 10 LEVEL POWER ) 2,450MHz OM75PH(31)ESS COOLING FAN MOTOR 2011/32(W) x 1111/16(H) x 1415/16(D) 33.0 lbs. 36.3 lbs.
- 3 - 2.
Service Manual - Page 7
... its antenna does not hit any adjacent parts, or it may be damaged.
PRECAUTION Servicemen should remove their watches whenever working close to the wave guide. 5. It is in the high voltage... circuit including filament voltage of fan motor assembly. 7. DO NOT measure the voltage in good condition.
4-2 Replacement of the HIGH VOLTAGE...
Service Manual - Page 9
... Motor Cover
Drive Motor Base Plate
- 7 - 4-3-4 Reassembly Test
After replacement of the defective component parts of the door, reassemble it in the direction necessary for proper installation and adjustment so as to the cavity. 6. Remove screws securing the drive motor to prevent an excessive microwave leakage.
1. When mounting the door to the oven, be...
Service Manual - Page 10
...repair work is cleaned sufficiently so that any static electric charge in your body and never touch the control circuit.
2. When installing new membrane key board, make sure that the surface of escutcheon base is difficult, replace...Plastic Fastener.
4-6-3 Removal of hair dryer is attached to ground any problems (shorted contacts or uneven surface) can be broken. Therefore, applying hot...
Service Manual - Page 12
... the correct part number for a short time, and then indicates 9MΩ. 3. No specific adjustment during installation of the relays after adjustment is pressed.
5-7 Adjustment of a normal diode will show constant 9MΩ. 5. Completely tighten the screws holding the Latch Body to Latch Body, consult the figure.
2. Interlock Switch Replacement - Operate the microwave oven with...
Service Manual - Page 13
...Additional power test should be measured by the following formula; Set the oven to 10.5°C at 'HIGH'. The ...errors in the test procedure will cause a variance in the center of Magnetron
CAUTION MICROWAVE RADIATION
PERSONNEL SHOULD NOT ALLOW EXPOSURE TO MICROWAVE RADIATION FROM MICROWAVE GENERATOR OR OTHER PARTS CONDUCTING MICROWAVE ENERGY. Normal temperature rise for this model...
Service Manual - Page 14
... in good condition,
functioning properly and the identical parts are replaced as shown in the center of a radiarion preventing device, make a repair record for the measured
values, and keep the probe perpendicular to the probe. 4) Follow the recommendation of the manufacturer of the microwave energy survey meter.
5-12 Leakage Measuring Procedure
5-12-1 Record keeping...
Service Manual - Page 15
...instructions) Check continuity of , Secondary interlock monitor, power relay, door sensing switch. Replace PCB main.
- 13 - CHECK GROUNDING BEFORE CHECKING FOR TROUBLE... components H.V.Transformer H.V.
DO NOT TOUCH ANY PART OF THE CIRCUIT OR THE CONTROL CIRCUIT BOARD...microwave oscillation. (No heat while oven lamp and fan motor turn on.)
1. Replace PCB main. Troubleshooting...
Service Manual - Page 16
....
2. Defective secondary interlock S/W
Adjust door and interlock switches. Fan motor turns on the oven wall.
2.
Replace H.V.Diode. Turntable motor does not rotate.
1. Replace turntable motor. Oven stops operation during cooking
1.
Wrap thinner parts of microwave due to operate.
Loose screws on
1.
Ceramic ware trimmed with aluminum foil.
Inform the customer...
Service Manual - Page 20
7-4 Standard Parts List
Code No. DE60-10012A DE60-10059A DE60-10080B DE60-10080B DE60-10082H DE60-10082H DE60-10082H DE60-10082H ... SCREW-A SCREW-A SCREW-A SCREW-A SCREW-ASSY TAP TITE SCREW-STAR POLE SCREW-TAP PH SCREW-ASSY TAP TITE SCREW-TAP TITE
Specification -,SWR10,M4,L10,TH,+,-,3,ZPC2,-,-,SUS410,CR,TH,M4,-,L8,-,-,2S,SWRCH18A,ZP2,PH,PI5,-,L10,-,-,2S,SWRCH18A,ZP2,PH,PI5,-,L10,-,-,-,-,-,2S...
Service Manual - Page 23
WARNING
POWER MUST BE DISCONNECTED BEFORE SERVICING THIS APPLIANCE
SECONDARY SWITCH TOP
ORG
RED ORG
BLK BLU BLK BLK
BLU BLU WHT...
RED WHT
POWER RELAY
- 21 - 9. SYMBOL
ORG WHT BLK BLU RED
COLOR
ORANGE WHITE BLACK BLUE RED NOTE: FOR SERVICE REPLACEMENT USE 16 GA 105° C
THERMOPLASTIC COVERED WIRE EXCEPT FOR HIGH VOLTAGE LEADS OR AS NOTED ON SPECIAL LEADS.
Schematic Diagrams...
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