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Midea ML2EC10SABS, Руководство по обслуживанию, Страница: 2 / 23

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CONTENTS

CAUTIONS 

INSTALLATIONS 

SERVICE INFORMATION 

TOOLS AND MEASURING INSTRUMENTS 

MICROWAVE LEAKAGE TEST 

MEASUREMENT OF MICROWAVE POWER OUTPUT 

DISASSEMBLY AND ADJUSTMENT 

INTERLOCK CONTINUITY TEST 

COMPONENT TEST PROCEDURE 

TROUBLE SHOOTING 

1 

2

3

14

1

. Power Supply Cord Removal

1. Outer Case Removal

2

3. Control Panel Assembly Removal

4. Door Assembly Removal

5. High Voltage Transformer Removal

6. Orifice Assembly Removal

7. H.V

And Diode Removal

8. Air Guide Assembly Removal

9. Magnetron Removal

10. Turntable Motor Removal

11. PCB Assembly Removal

12. Interlock System 

1. Primary Interlock Switch Test

2. Secondary Interlock Switch Test

3. Monitor Switch Test

3

3

5

5

5

5

5

6

6

6

6

7

7

7

8

8

9

9

9

9

0

. Capacitor 

ATTACHED FILES LIST 

21

Содержание ML2EC10SABS

Страница 1: ...er sales service only The content are subject to change without prior notice In interest of user safety the appliance should be restored to its original condition and only parts identical to those sho...

Страница 2: ...y Cord Removal 1 Outer Case Removal 2 3 Control Panel Assembly Removal 4 Door Assembly Removal 5 High Voltage Transformer Removal 6 Ori ce Assembly Removal 7 H V And Diode Removal 8 Air Guide Assembly...

Страница 3: ...on be assembled to the waveguide and cavity Never operate the magnetron unless it is properly installed Be sure that the magnetron gasket is properly installed around the dome of the tube whenever ins...

Страница 4: ...rface at least 10 cm 4 inches from the wall 7 Place the microwave oven as far away as possible from TV RADIO COMPUTER etc to prevent interference EARTHING INSTRUCTIONS This microwave oven is designed...

Страница 5: ...hich is graduated to 600 cc and place the beaker on the center of the turntable Set the energy leakage monitor to 2450 MHz and use it following the manufacturer s recommended test procedure to assure...

Страница 6: ...e test probe must be removed no faster than 1 inch sec 2 5 cm sec along the shaded area otherwise a false reading may result The test probe must be held with the grip portion of the handle A false rea...

Страница 7: ...etween the nal water temperature and the ambient temperature is 5 K 4187 x T 0 55 X T2 T0 X M T T2 Temperature after heating T0 Temperature of bowl M Weight of bowl is measured while the microwave gen...

Страница 8: ...from magnetron high voltage transformer and capacitor 3 Remove the screw holding the high voltage transformer to the baseplate 1 Discharge the high voltage capacitor 2 Disconnect the leadwire from fan...

Страница 9: ...over s projecting part to the base plate slit Waveguide Magnetron Gasket Magnetron Dome Waveguide Bracket Magnetron guide lacing NOTE 1 Remove the wire lead from the turntable motor VERY CAREFULLY 2 B...

Страница 10: ...the oven assembly Adjust the latch board in the arrow direction so that oven door will not have any play in it when the door is closed Tighten the mounting screw Check for play in the door by pushing...

Страница 11: ...should indicate an closed circuit When the secondary switch operation is abnormal make the necessary adjustment or replace the switch only with the same type of switch MONITOR SWITCH TEST Disconnect...

Страница 12: ...E RESULTS HIGH VOLTAGE TRANSFORMER Wire leads removed MAGNETRON Wire leads removed 1 Measure the resistance Ohm meter scale Rx1 Primary winding Secondary winding Filament winding 2 Measure the resista...

Страница 13: ...le Rx1000 Terminal to case Measure the continuity Forward Ohm meter scale Rx10000 Measure the continuity Reverse Ohm meter scale Rx10000 Normal Momentarily indicates several ohms and then gradually re...

Страница 14: ...fuse at the same time Replace just the fuse if the switches operate normally Normal Abnormal HEATER ELEMENT Wire leads removed Measure the resistance Multi meter scale Rx1 Measure the resistance with...

Страница 15: ...TOR NOT THE WIRES 1 3 5 Measure the resistance Ohm meter scale R x 1 Normal Abnormal or several 00 500 1 Cooking Start OFF Normal Approx 100 200K Abnormal or several L V Transformer of P C B Refer to...

Страница 16: ...e plug outlet and using them at the same time causes overloading Microwave oven plug is not inserted tightly Output power is too low Low AC input voltage Food temperature is too low Using metallic war...

Страница 17: ...t ickering NOTE Slight ickering is normal 2 Colon does not turn on or blink 3 A distinct change in the brightness of one or more numbers in display 4 One or more digits in the display are not lighting...

Страница 18: ...itor Defective high volt age transformer Replace high volt age transformer Replace fuse TROUBLE 2 Oven does not operate at all Display window does not display any gures and no input is accepted NOTE A...

Страница 19: ...door closed Check fan motor Check oven lamp Abnormal Abnormal Normal Defective fan motor Defective oven lamp Replace fan motor Replace oven lamp Loose connection Connection then tightly 17 Output is l...

Страница 20: ...ace high voltage transformer Check H V transformer normal normal Abnormal Defective high voltage Diode Replace high voltage Diode Check H V diode Abnormal Defective high voltage capacitor Replace high...

Страница 21: ...ion the thermostat Replace Thermostat and relay4 Grill Normal 1 Lower tempera ture the oven Abnormal Malfunction the heater Replace Heater Normal Abnormal Malfunction the thermostat Replace Thermostat...

Страница 22: ...lay3 Convection No continuity Open or loosen Replace or connect tightly Wire connection NOTE Make sure the wore leads correct position When removing the wire leads from parts be sure to grasp the conn...

Страница 23: ...ATTACHED FILES LIST 1 Exploded View 2 Spare Parts List 3 Wiring Diagram Note The manual may update without prior notice Please download the latest version on website https tsp midea com 21...

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