Table of Contents
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SERVICE
MICROWAVE OVEN
MICROWAVE OVEN
M736
1. Precaution
2. Statements
3. Operating Instructions
4. Disassembly and Reassembly
400w
5. Alignment and Adjustments
240w
560w
120w
800w
0
1
2
3
60
50
4
6. Troubleshooting
5
40
6
30
7
20
10
8
9
M736
7. Exploded Views and Parts List
8. Wiring Diagrams
Manual
CONTENTS
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Table of Contents
Related Manuals for Samsung M736
Summary of Contents for Samsung M736
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Page 1: Microwave Oven
MICROWAVE OVEN M736 SERVICE Manual MICROWAVE OVEN CONTENTS 1. Precaution 2. Statements 3. Operating Instructions 4. Disassembly and Reassembly 400w 5. Alignment and Adjustments 240w 560w 120w 800w 6. Troubleshooting M736 7. Exploded Views and Parts List 8. Wiring Diagrams... -
Page 2: Precaution
CENTRAL SERVICE CENTER 16. Always connect a test instrument's ground lead to the instrument chassis ground before connecting the positive lead; always remove the instrument's ground lead last. 10. Service technicians should remove their watches while repairing an MWO. Samsung Electronics... - Page 3 (Use a screwdriver.) Fig. 1-1. Discharging the High Voltage Capacitor 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. Samsung Electronics...
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Page 4: Specifications
2. Specifications 2-1 Table of Specifications M736 POWER SOURCE 230V 50Hz, AC POWER CONSUMPTION 1300W OUTPUT POWER FROM120W TO 800W (9 LEVEL POWER) (IEC-705 TEST PROCEDURE) OPERATING FREQUENCY 2450MHz TIMER 60 MINUTES COOLING METHOD COOLING FAN MOTOR MAGNETRON OM75S(31) OUTSIDE DIMENSIONS... -
Page 5: Operating Instructions
3. Operating Instructions 3-1 Control Panel 400w 240w 560w DEFROST 800w 120w INSTANT REHEAT M736 OPEN DOOR PUSH BUTTON Samsung Electronics... -
Page 6: Checking That Your Oven Is Operating Correctly
VENTILATION HOLES LIGHT SAFETY INTERLOCK HOLES 400w 240w 560w VARIABLE COOKING POWER 120w 800w CONTROL KNOB TIMER KNOB DOOR LACTES M736 OPEN DOOR PUSH BUTTON GLASS PLATE ROLLER RING 400w 240w 560w 120w 800w M736 200mm 357mm 489mm 34 4mm... -
Page 7: Variable Power Cooking Chart
Operating Instruction 3-4 Variable Power Cooking Chart Operation: OUTPUT POWER LEVEL Set the COOKING POWER CONTROL M736 knob to the appropriate power level by turning it. HIGH 100% 800W MEDIUM HIGH 560W MEDIUM 400W 240W DEFROST 160W WARM 120W 3-5 Adjusting the Cooking Time During Cooking... -
Page 8: Disassembly And Reassembly
DO NOT measure the voltage in the high voltage circuit including filament voltage of magnetron. H. V. Trans P-HVT Screws PRECAUTION Never touch any circuit wiring with your hand nor with an insulated tool during operation. Samsung Electronics... -
Page 9: Replacement Of Door Assembly
1. Insertion depth of the thin metal plate should be 0.5mm or less. 4-3-4 Removal of Key Door & Spring Door "E" Remove pin hinge from Door "E" Detach spring from Door "E" and key door. Key Door Spring Samsung Electronics... -
Page 10: Replacement Of Fuse
Base Plate 8. Connect all the leads to the drive motor. Drive Motor Cover 9. Screw the deive motor cover to the base plate with a screw driver. 10. Remount the coupler in the correct position. Samsung Electronics... -
Page 11: Alignment And Adjustments
2. Isolate the magnetron from the circuit by disconnecting its leads. 3. A continuity check across the magnetron filament terminals should indicate one ohm or less. 4. A continuity check between each filament terminal and the Cooling Fins magnetron case should read "open". Samsung Electronics... -
Page 12: High Voltage Capacitor
Door Closed following the components test procedures. ¥ Primary switch 5. Confirm that the gap between the switch housing and ¥ Monitor switch (COM-NC) the switch actuator is no more than 0.5mm when door ¥ Secondary S/W is closed. Samsung Electronics... -
Page 13: Output Power Of Magnetron
5. After heating for 2 minutes, measure the temperatures of water in each beaker. 6. Microwave heat distribution rate can be caicviated as follows : Minimum Cooking Tray Temperature Rise Heat Distribution = X 100(%) Maximum Temperature Rise The result should exceed 65%. Samsung Electronics... -
Page 14: Procedure For Measurement Of Microwave Energy Leakage
4) When measuring the leakage, always use the 2 inch spacer cone with the probe. Hold the probe perpendicular to the cabinet door. Place the M736 spacer cone of the probe on the door and/or cabinet door seam and move along the seam, the door viewing window and the exhaust openings moving the probe in a clockwise direction at a rate of 1 inch/sec. -
Page 15: Troubleshooting
2) Defective con- The oven lamp does not light and fan motor Replace the timer. tacts of timer does not operate. NOTE : Interlock monitor switch must be replaced when the fuse is blown out. Samsung Electronics... - Page 16 3) Too small a If a small amount of food is heated repeatedly over To increase the oven load or no a long period of time, microwave turns off during load, place a glass of load operation. water into the oven. Samsung Electronics...
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Page 17: Unsatisfactory Cooking
1) If there is no continuity in forward, direction the H.V.Diode is open. Replace. 2) If there is continuity in reverse direction, it's shorted. Fan motor Fan motor Check if the motor coil is open. Replace. does not rotate. Samsung Electronics... -
Page 18: Exploded Views And Parts List
7. Exploded Views and Parts List 7-1 Main Exploded View Samsung Electronics... -
Page 19: Main Parts List
HINGE-LOWER;SCP1 T2.3 ZN-COATING M745 M 26 DE61-80005A HINGE-UPPER;SCP1 T2.3 ZN-COATING M745 M 27 ASSY DOOR;M736,M746/XET WHT S.S-BASIC M 28 ASSY CONTROL-BOX;230V50HZ M736/XET WHT S.S-BASIC M 29 DE74-20102B TRAY-COOKING;GLASS T5.0 PI288 780G M745 M 30 DE92-90436A ASSY-GUIDE ROLLER;D16.5 MW4370W M 31 DE67-60002A COUPLER;PPS 5GR BRN M97G45... - Page 20 Exploded Views and Parts List 7-3 Assembly Door Parts List Ref. No Parts No. Description / Specification Q'ty Remarks DE64-40104F DOOR-A;ABS 200G WHT M736,M746/XET DE67-20151E SCREEN-DOOR;PET T0.188 W166 L305 NO-BEDA DE92-50126B ASSY DOOR-E;COATING BLK CE745G DE64-40008B DOOR-C;PP T1.5 W L G BLK CE745G DE01-00003A FILM-DOOR;PE-FILM T0.15 W143 L265 M745...
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Page 21: Standard Parts List
B/HVC DE60-10098A SCREW-ASSY TAPTITE;PH TC M4X8 SWRCH18A ZPC2 CV-TCO DE60-10098A SCREW-ASSY TAPTITE;PH TC M4X8 SWRCH18A ZPC2 M/DRIV DE60-10098A SCREW-ASSY TAPTITE;PH TC M4X8 SWRCH18A ZPC2 MG-TCO DE60-10069A SCREW-TAP TH;TH M4 L10 FRFZY TIMER DE02-00029A TAPE-SCOTCHPAR;POLYESTER 3M-893 W50 0.36 DOOR Samsung Electronics... -
Page 22: Wiring Diagrams
BRN,WHT BLUE BLU,ORG BRN,WHT ORANGE WHITE PRIMARY SECONDARY MONITOR BLACK LATCH S/W LATCH S/W LATCH S/W High Voltage Circuit MAGNETRON HIGH VOLTAGE DIODE TO CHASSIS HIGH VOLTAGE CAPACITOR H.V.FUSE SYMBOL COLOR BROWN BLACK BLUE ORANGE HIGH VOLTAGE TRANSFORMER Samsung Electronics...