MICROWAVE OVEN CE1279KSE SERVICE Manual CONTENTS MICROWAVE OVEN 1. Precautions 2. Specifications 3. Operating Instructions 4. Disassembly and Reassembly 5. Alignment and Adjustments 6. Circuit Description 7. Troubleshooting 8. Exploded Views and Parts List 9. PCB Diagrams 10. Schematic Diagrams...
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(5) evidence of dropping or abuse. (e) A Microwave leakage check to verify compliance with the Federal performance standard should be performed on each oven prior to release to the owner. Samsung Electronics...
Immediately before handling any semiconductor components or assemblies, drain the electrostatic charge from your CENTRAL SERVICE CENTER body by touching a known earth ground. 10. Service technicians should remove their watches while repairing an MWO. Samsung Electronics...
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(Use a screwdriver.) 3. High voltage is maintained within specified limits by close-tolerance, safety-related components and adjustments. If the high voltage exceeds the specified limits, check each of the special components. Fig. 1-1. Discharging the High Voltage Capacitor Samsung Electronics...
2. Specifications 2-1 Table of Specifications TIMER 99 MINUTES 00 SECONDS POWER LEVEL ON TIME OFF TIME POWER SOURCE 230V 50Hz, AC CE1279KSE POWER CONSUMPTION MICROWAVE : 1,500W 4 sec 26 sec GRILL : 1,450W 170W 7 sec 23 sec...
11. When removing the magnetron, make sure that its antenna does not hit any adjacent parts. Magnetron Fan Motor 12. When replacing the magnetron, be sure to remount the magnetron gasket in the correct position, and make sure the gasket is in good condition. Samsung Electronics...
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2. After replacing the door, check the operation of the primary interlock switch and the HINGE VOLT interlock monitor switch. 3. Microwave emission should not exceed 5§ /§† (All service adjustments should be HINGE UPPER made for minimum RF emission.) HINGE VOLT Samsung Electronics...
SCREW SCREW Reconnect all the leads to the elevation motor. Screw the elevation motor cover to the base plate with screw driver. 10. Remount the coupler in the correct position. SCREW ELEVATION MOTOR TANTABLE MOTOR WEIGHT SENSOR SCREW Samsung Electronics...
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"ALIGNMENT AND ADJUSTMENTS" on page 5-2(whenever they are repaired or replaced). Door Sensing S/W Interlock Switch Replacement When replacing defective switches, be sure to check that the pointing tabs are not bent or Body Latch broken. Samsung Electronics...
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4. Lift up the control circuit board from right side and remove the hooks holding the contol circuit board to the box assembly. 4-12 Replacement of Gas Sensor Gas sensor 1. Disconnect all lead wires from the gas sensor. 2. Remove screws securing the air guide. Screw Samsung Electronics...
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4. Adjustment or exchange. 5. Reconnect all the lead wires. Oven motor Assembly 4-14 Replacement of Sensor Thermister 1. Remove screw(1) securing the sensor thermister. 2. Disconnect all lead wires from the mian wire. SCREW Sensor thermister Samsung Electronics...
3. Before touching any oven components or wiring, always unplug the oven and discharge the high voltage capacitor. 5-1 High Voltage Transformer 1. Remove connectors from the transformer terminals Filament Terminals and check continuity. 2. Normal resistance readings are as follows: MODEL CE1279KSE Secondary Approx. 96Ω Filament Approx.0Ω Primary Approx.1.58Ω...
5. Confirm that the gap between the switch Door Open Door Closed housing and the switch actuator is no more than ∞ Primary switch 0.5mm when door is closed. ∞ Monitor switch (COM-NC) ∞ Monitor switch (COM-NO) ∞ Door Sensing S/W Samsung Electronics...
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5. After heating for 2 minutes, measure the water temperature in each beaker. 6. Microwave heat distribution rate can be calculated as follows: Minimum Beaker Temperature Rise Heat Distribution = X 100(%) Maximum Temperature Rise The result should exceed 65%. Cooking Tray Samsung Electronics...
2 inches to any metal (otherwise, erroneous readings readings will result). 5. The measured leakage must be less than 5mW/cm WARNING AVOID TOUC HING THE HIGH VOLTAGE COMPONENTS. Samsung Electronics...
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3. At least once a year have the Microwave Energy Survey Meter checked for accuracy by its manufacturer. Samsung Electronics...
Low to "Full" power. One complete ON/OFF cycle of the power control is 30 seconds. 8. The cooking when the oven is set at any power setting is shown on the display (starts to count down.) Samsung Electronics...
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The time of day reappears on the display window. 2. The oven lamp and cooking indicators turn off. 3. The fan motor stops. 4. The power control relay turns off to cutting the primary voltage to the high voltage transformer (This stops magnetron oscillation). Samsung Electronics...
The output frequency of the basic condition (when 0 point adjusted) is between 3150 and 3650Hz. The weight sensor converts the weight of the food into a series of pulses that are compared to the"zero point" wavefrom. This frequency difference determines the cooking time. Samsung Electronics...
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10minutes. (When cooking food that weight less tman 300g the maximum time is 10 minutes.) Fire in cavity or Operate oven after cooling overheated. down. Problen with the EEPROM Replace the PCB assy Samsung Electronics...
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Otherwise use a tool (such as long nose pliers) 4. If you remove the tie during servicing, do not damage the wire. Adjust and arrange the wire and tie(heat proof onsulated tie) after the repairs have been completed. Samsung Electronics...
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The water temperature should be about 80° Inspection of grill cooking a. Put the applicable " cooker" for grill cooking inside b. Do the following grill ¡ time setting 5 minutes ¡ start cooking. c. Normal : The seize heater is red. Samsung Electronics...
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Is the LVT wire normal? Exchange/adjustment Elevation a.Check the connections to Poor wire connection Adjustment action the elevation assembly unsatisfactor b. Continuity between terminals Disconnection Exchange/ of the elevation motor Assembly exchange (Measure after removing the power leads) Samsung Electronics...
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(Measure it after cutting the =about 0§ power leads). d. Continuity between the magnetron Reverse direction =500§ e. High frequency emissions Bad continuity Bad magnetron f. Power relay operation Bad contact points g. Continuity of high voltage fuse Disconnection Samsung Electronics...
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Rotate the fan by hand cleaning or exchange Poor defrosting a. Check the connections to Poor connection Adjustment the weight sensor b. Readjust the 0 point 0 point not adjusted Taking measures according to the error list. Samsung Electronics...
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Explain to the customer that he following are Check the continuity dancerous hazards : to ground. a. Connection to the gas pipe b. Connection to the vinyl water pipe c. Connection to the telephone line. Samsung Electronics...
Exploded Views and Parts List 8-3 Door Parts List Ref. No. Parts No. Description Specification Q'ty Remarks DE64-40078J DOOR-A PC 110G WHT CE1279KSE DE67-20033C SCREEN-DOOR-B TEMP.GLASS T4 W260 L378 BLK CI DE64-40079A DOOR-SUB PC NTR 60G RE-751/652 DE92-50002F ASSY DOOR-E SELANT BLK...
AC230V AC12V H.V.C 50Hz MONITER SWITCH HALOGEN LAMP LAMP RELAY (PCB PATTERN) INRUSH RELAY MAGNETRON POWER MAIN RELAY RELAY MAGNETRON HIGH VOLTAGE DIODE TO CHASSIS HIGH VOLTAGE CAPACITOR H.V.FUSE SYMBOL COLOR ORANGE BROWN BLUE HIGH VOLTAGE TRANSFORMER Samsung Electronics 10-1...