
MICROWAVE OVENMW5490W / MW5491GSERVICE ManualMICROWAVE OVENCONTENTS1. Precaution2. Specifications3. Operating Instructions4. Disassembly and Reassembl
4-6 Replacement of Control Circuit Board4-4 Samsung ElectronicsDisassembly and Reassembly4-6-1 Removal of Control Box Assembly1. Be sure to ground any
Samsung Electronics5. Alignment and Adjustments5-1 High Voltage Transformer5-2 Low Voltage Transformer5-3 Magnetron5-11. Remove connectors from the tr
Samsung Electronics5-4 High Voltage Capacitor5-5 High Voltage Diode5-6 Main Relay and Power Control Relay5-7 Adjustment of Primary Switch, Door Sensin
Samsung Electronics 5-3The output power of the magnetron can be measured by performing a water temperature rise test.Equipment needed :* Two 1-liter c
Samsung Electronics5-4Alignment and Adjustments1) Pour 275±15cc of 20±5ûC(68±9ûF) water in a beaker whichis graduated to 600cc, and place the beaker
Samsung Electronics6. Troubleshooting6-1PRECAUTION!1. CHECK GROUNDING BEFORE CHECKING FOR TROUBLE.2. BE CAREFUL OF THE HIGH VOLTAGE CIRCUIT.3. DISCHAR
Samsung Electronics6-2TroubleshootingSYMPTOM CAUSE CORRECTIONSOven lamp and fan motor turn on 1. Misadjustment or loose wiring Adjust door and latch
Samsung Electronics7. Exploded Views and Parts List7-1 Exploded Views7-1M1M2M21M22M26M25M11M13M14M15M12M16M17M18M19M20M3M4M5M6M7M8M9M10B1B2B2B4B3M27M2
7-2 Main Parts List7-2 Samsung ElectronicsExploded Views and Parts ListRef. No. Parts No. Description/Specification Q'ty RemarksM 1 DE70-30001A P
Samsung Electronics 7-37-3 Door Parts ListRef. No. Parts No. Description/Specification Q'ty RemarksD 1 DE64-00037D DOOR-A;ABS(HR0370),-,-,-,P/WHT
Samsung Electronics(a) Do not operate or allow the oven to beoperated with the door open.(b) Make the following safety checks onall ovens to be servic
Parts No. Description / Specification Q'ty RemarksDE60-10059A SCREW-TAP TH;TH,M4,L8,SUS410,CR 2 C/CEILINGDE60-10080A SCREW-WASHER;M5,L12,2S 4 MGT
8. P.C.B Diagrams8-1 P.C.B DiagramsSamsung Electronics 8-1
8-2 Samsung ElectronicsNo. Parts No. Description / Specification Q'ty RemarksP 1 0401-001002 DIODE-SWITCHING;1N4148M,100V,200mA,DO-34,TP 1 D06,D0
9. Schematic Diagrams9-1 Schematic Diagrams9-1VARISTORL.V.TRANSLAMPMAIN RELAYPOWER RELAY (SECONDARY INTERLOCK)PRIMARY S/WMGT CVTTCO FANMOTORD/MOTOR M
1. Precaution1-1 Safety precautions ( )Samsung Electronics 1-1Follow these special safety precautions. Although the microwave oven is complete
17. When checking the continuity of the witchesor transformer, always make sure that thepower is OFF, and one of the lead wires isdisconnected. 18. C
2. Specifications2-1 Table of SpecificationsSamsung Electronics 2-1MODEL MW5490W / MW5491GITEMTIMER 99 MINUTES 99 SECONDSPOWER SOURCE 120V/60HZ, ACPOW
3-1 Samsung ElectronicsAuto Reheat ButtonSets type of dish to be reheated.One Minute + ButtonPress once for every minute of cookingat High power. Auto
4. Disassembly and Reassembly4-1 Replacement of Magnetron, Motor Assembly and LampSamsung Electronics 4-1Remove the magnetron including the shield cas
4-3 Replacement of Door Assembly4-2 Samsung Electronics4-3-3 Removal of Key Door & SpringRemove pin hinge from Door "E"Detach spring fro
Samsung Electronics 4-31. Take out the glass tray and the guide roller fromthe cavity.2. Turn the oven upside down to replace the drive motor.3. Remov
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