LG SolarDOM MP-9486SC страница 8 Скачать руководство пользователя

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4-2

OPERATING SEQUENCE

The following is a description of component functions
during oven operation.

1. SETTING THE CLOCK

2. MICROWAVE COOKING

3. MULTI STAGE COOKING

(MICROWAVE)

Stage 1

Stage 2

4. GRILL COOKING

*Grill Categories

5. CONVECTION COOKING

To cook

6. SPEEDCOMBI COOKING

*Speed Combi Categories

Grill & Convection & Speed Combi

ex)

7. DEFROST

8. SPEED COMBI COOK

9. SPEED AUTO COOK

10. CHILD LOCK

This oven has a CHILD LOCK feature.

To Set CHILD LOCK

To Cancel CHILD LOCK

11. QUICK START

12. FAVORITE (MEMORY COOK)

To set

To cook

Stop/Clear

Clock

Turn Dial

Desired

hour

Turn Dial

Desired

minute

Start

Stop/
Clear

Function

MWO

Turn Dial

Desired

power level

Stop/
Clear

Turn Dial

Desired

cooking time

Function

Grill

Start

Turn Dial

Desired

Grill-1,2,3

Enter

Stop/Clear

Start/Quick Start

Stop/
Clear

Function

Convection

Turn Dial

Desired convection

temp(40°C, 100°C ~ 250°C)

Enter

Turn Dial

Desired

cooking time

Enter

Stop/
Clear

Function

MWO

Enter

Turn Dial

Desired

power level

Turn Dial

Desired

cooking time

Stop/Clear

(Touch and Hold)

Stop/Clear

(Touch and Hold)

Stop/Clear

Favorite

Any mode

Favorite

(FA-1)

Favorite

(FA-1)

Start

Desired

cooking

time

Start

Function

MWO

Enter

Desired

power

level

Desired

cooking

time

Grill-1

Grill-2

Grill-3

(Sheather) Upper Heater

Upper Sheath Heater

Lower Sheath Heater

Co-1

Co-2

Co-3

Co-4

Co-5

Grill-1 + Microwave Power Level

Grill-2 + Microwave Power Level

Grill-3 + Microwave Power Level

(Upper+Lower Heater) + Microwave Power Level

Conv Microwave Power Level

Stop/
Clear

Function
Combi-4

Turn Dial

Desired convection

temp(40°C, 100°C~250°C)

Enter

Start

Desired

power

level

Desired

Cooking

time

Enter

Stop/
Clear

Function

Defrost

Food

weight

Turn Dial

Desired defrost

Содержание SolarDOM MP-9486SC

Страница 1: ...OVEN SolarDOM SERVICE MANUAL MODEL MP 9486SC CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL Website http biz lgservice com P NO 382885S5381 February 2006 Printed in Korea 삼 흥 정 판 ...

Страница 2: ...r and other damage 4 damage to or loosening of hinges and latches 5 evidence of dropping or abuse C Before turning on microwave power for any 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...

Страница 3: ...CE 4 2 SCHEMATIC DIAGRAM 4 3 CIRCUIT DESCRIPTION 4 4 SERVICE INFORMATION 5 1 TOOLS AND MEASURING INSTRUMENTS 5 1 MICROWAVE LEAKAGE TEST 5 1 MEASUREMENT OF MICROWAVE POWER OUTPUT 5 3 DISASSEMBLY AND ADJUSTMENT 5 3 UPPER LOWER HEATER 5 7 INTERLOCK CONTINUITY TEST 5 8 COMPONENT TEST PROCEDURE 5 9 TROUBLE SHOOTING 5 14 EXPLODED VIEW 6 1 REPLACEMENT PARTS LIST 7 1 CONTENTS ...

Страница 4: ... 90W 4 COMBI 2 GRILL 5 SPEED AUTO COOK Owner s manual Cook book High rack Low rack Steam cover Steam plate Steam water bow Metal tray ITEM MODEL Power Requirement Power Output Microwave Frequency Magnetron Timer Outside Dimensions Cavity Dimensions Net Weight Shipping weight Control Complement Rating Label Location Accessories Front Plate Category Display Heater operating Grill 1 gr 1 Upper heater...

Страница 5: ...tron 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 installing the magnetron 2 1 CAUTIONS Unlike other appliances the microwave oven is high voltage and high current equipment Though it is free from danger in ordinary use extreme care should be taken du...

Страница 6: ...t glass during or after cooking of the Grill and convection and Combination mode This glass is very hot during heater operating 9 Do not operate the oven at microwave and combination mode with Grill rack placed in the cavity when the oven is empty EARTHING INSTRUCTIONS This oven is designed to be used in a fully earthed condition It is imperative therefore to make sure it is properly earthed befor...

Страница 7: ...ng program can be stored in the memory of your oven up to 9 modes FA 1 FA 9 11 Micro You can select five power level settings 12 Stop Clear You can stop over and clear all entries except time of day Press Stop Clear Button one time all icons will be displayed on window in time of day or clear mode Press Stop Clear Button one more time all icons will be disappeared 13 Start Quick Start In order to ...

Страница 8: ...Enter Enter Turn Dial Desired cooking time Enter Stop Clear Function MWO Enter Turn Dial Desired power level Turn Dial Desired cooking time Stop Clear Stop Clear Touch and Hold Stop Clear Stop Clear Touch and Hold Stop Clear Favorite Any mode Favorite FA 1 Favorite FA 1 Start Desired cooking time Start Start Function MWO Enter Desired power level Desired cooking time Grill 1 Grill 2 Grill 3 Haloge...

Страница 9: ...SCHEMATIC DIAGRAM 4 3 ...

Страница 10: ...negative 4 000 Volts DC is applied to the filament of the magnetron WHEN THE OVEN IS SET AT ANY LEVEL EXCEPT MAXIMUM The micom controller controls the ON OFF time of relay 4 by the applied signal to vary the average output power of oven as POWER LEVEL refer to page 1 1 One complete cycle of relay 4 is 32 seconds WHEN THE DOOR IS OPENED DURING COOKING Both the primary switch and relay 4 are cut off...

Страница 11: ...s graduated to 600 cc and place the beaker on the center of the turntable Set the energy leakage monitor to 2 450 MHz and use it following the manufacturer s recommended test procedure to assure correct result When measuring the leakage always use the 2 inch 5cm spacer supplied with the probe Operate the oven at its maximum output Measure the microwave radiation using and electromagnetic radiation...

Страница 12: ...e deflection The 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 reading may result if the operator s hand is between the handle and the probe When testing near a corner of the door keep the probe perpendicular to the surface making sure the probe is mo...

Страница 13: ...microwave power output P in watts is calculated from the following formula 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 generator is operating at full power Magnetron filament heat up time is not included The water is stirred to equalize temperature throughout the vessel prior to measuring the final water temperatu...

Страница 14: ...AIR GUIDE ASSEMBLY REMOVAL 1 Remove the screw on the Bracket upper and lift out the Bracket upper 2 Remove the mounting screw from magnetron upper chamber and front plate G MAGNETRON REMOVAL 1 Remove controller assembly Bracket upper and air guide from upper 2 Disconnect the leadwire from the high voltage choke filter transformer and Magnetron 3 Carefully remove the mounting screws holding the mag...

Страница 15: ...MOVING THE TURNTABLE MOTOR 1 Remove the metal tray 2 Remove the turntable shaft VERY CAREFULLY 3 Lay the unit down on its back 4 Remove the turntable motor cover The turntable base cover is easily removed by pinching the six parts with a wire cutting 5 Disconnect the leadwire from the turntable motor terminals 6 Remove the screw securing the turntable motor to the oven cavity Ass y 7 After repairi...

Страница 16: ...h hold the control panel 5 Disconnect the flat cable from the PCB SUB ASS Y and take off the PCB SUB ASS Y M INTERLOCK SYSTEM 1 INTERLOCK MECHANISM The door lock mechanism is a device which has been specially designed to eliminate microwave activity when the door is opened during cooking and thus to prevent the danger resulting from the microwave leakage 2 MOUNTING OF THE PRIMARY MONITOR SECONDARY...

Страница 17: ... support F B to reflector 8 Remove the heater support F B of reflector 9 Disconnect the leadwire from ceramic heater 10 Remove the ceramic heater and halogen heater O LOWER HEATER REMOVAL 1 Disconnect the leadwire from the sheath heater 2 Remove the base plate from cavity 3 Remove the nuts from the oven cavity of the side 4 Remove the Gasket Ring and Heater Bracket 5 Remove the sheath heater in th...

Страница 18: ... closed meter 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 C MONITOR SWITCH TEST Disconnect the wire lead from the monitor switch Connect the ohmmeter leads to the common COM and normally closed NC terminals of the switch The meter should indicate closed circuit in the door op...

Страница 19: ...MPONENTS TEST PROCEDURE RESULTS HIGH VOLTAGE TRANSFORMER Wire leads removed MAGNETRON Wire leads removed 1 Measure the resistance Ohm meter scale Rx1 and Rx100 Primary winding Secondary winding Filament winding 2 Measure the resistance Ohm meter scale Rx1000 Primary winding to ground Filament winding to ground 1 Measure the resistance Ohm meter scale Rx1 Filament terminal 2 Measure the resistance ...

Страница 20: ...0 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 returns to infinite Normal Infinite Normal Continuity Abnormal Infinite Normal Infinite Abnormal Continuity NOTE When testing the magnetron be sure to install the magnetron gasket in the correct position and be...

Страница 21: ...ch and the fuse at the same time Replace just the fuse if the switches operate normally NOTE Make sure heater is fully cooled when tested Measure the resistance Multi meter scale Rx1 Normal Upper sheath heater Approx 47 ohm 230V 1100W Lower sheath heater Approx 74 ohm 230V 700W Upper Ceramic heater Approx 27 ohm 120V 500W Upper Halogen heater Approx 2 7 ohm 120V 500W at 20 30o C Normal more than 0...

Страница 22: ...Wire leads removed TURNTABLE MOTOR Wire leads removed Measure the resistance Ohm meter scale R x 1 Measure the resistance Ohm meter scale R x 1000 Check for P C B connector Normal Approx 1 6 ohm Abnormal Infinite or several ohm Normal Approx 10 20 kohm Abnormal Infinite or several ohm NOTE A MICROWAVE LEAKAGE TEST MUST ALWAYS BE PERFORMED WHEN THE UNIT IS SERVICED FOR ANY REASON MAKE SURE THE WIRE...

Страница 23: ... WHEN REMOVING THE WIRE LEAD FROM THE PARTS BE SURE TO GRASP THE CONNECTOR NOT THE WIRES 1 2 3 4 5 6 7 8 9 10 18 1 2 3 4 5 6 7 8 9 10 18 Key P C B Main P C B Normal Approx 165 ohm Abnormal Infinite or several ohm Check continuity between switch terminals by pressing an appropriate pad on key board The contacts assignment of the respective pads on the key board is as shown left figures Measure the ...

Страница 24: ...ng on this panel to discharge any static charge built up in your body CONDITION The oven does not work Inserting many plug into one plug outlet and using them at the same time causes overloading The oven plug is not inserted tightly Output power is too low Low AC input voltage Food temperature is too low Using metallic ware and allowing it to touch the oven wall Sparks occurring Inconsistent inten...

Страница 25: ...finished 10 Beep sound is not heard when correct key is touched 5 15 TROUBLE 1 The following visual conditions indicate a probable defective control circuit CONDITION CHECK RESULT CAUSE REMEDY Everything works as specified Continuity No continuity Still have trouble Defective key assembly Defective PCB assembly Loose connection Defective PCB assembly Replace key assembly Replace PCB assembly Conne...

Страница 26: ...y switch with door opened Disconnect one side of the wire lead connected from transformer to the high voltage capacitor and operate the unit Replace fuse TROUBLE 2 Oven does not operate at all Display window does not display any figures and no input is accepted NOTE All these switches must be replaced at the same time Refer to page 5 6 5 8 2 Fuse does not blow No continuity No continuity Replace p...

Страница 27: ...ondary switch with door closed Check fan motor c motor Check oven lamp turntable motor Abnormal Abnormal Normal Defective fan motor c motor Defective oven lamp turntable motor Replace fan motor c motor Replace oven lamp turntable motor Loose connection Connection then tightly CONDITION CHECK RESULT CAUSE REMEDY Output is low Lower than 90 of rating voltage Normal Normal Abnormal Abnormal Measure t...

Страница 28: ...tage transformer and H V Fuse Replace high voltage transformer and H V Fuse Check H V transformer and H V Fuse normal normal Abnormal Defective high voltage Diode Replace high voltage Diode Check H V diode Abnormal Defective high voltage capacitor Replace high voltage capacitor Check H V capacitor Abnormal Defective magnetron Replace magnetron Check Magnetron TROUBLE 5 No microwave oscillation eve...

Страница 29: ...rmal Malfunction of the thermostat and relay 5 6 7 Malfunction of the heater Replace Replace TROUBLE 6 Oven does not cook properly when programmed for the set power level Operates properly on HIGH CONDITION CHECK RESULT CAUSE REMEDY Output is full when you set lower power level Abnormal Disconnect the wire leads from relay 4 and check continuity relay 4 Operate the unit Defective P C B assembly Re...

Страница 30: ...DOOR PARTS CONTROL PANEL PARTS BASE PLATE PARTS OVEN CAVITY PARTS LATCH BOARD PARTS INTERIOR PARTS 6 1 EXPLODED VIEW INTRODUCTION EV MODEL MP 9486SC ...

Страница 31: ...6 2 13551A 14980A 13650A 13581A 13213E 13552A WTP002 WMP022 14970A 140262 WPZ016 14970A 140261 WPZ016 DOOR PARTS EV ...

Страница 32: ...6 3 24781M 268711 WTT028 WTP004 WTP004 24810P 24980A 249401 24402A 250201 23551A 268712 250201 268713 WTT028 WTP004 CONTROL PANEL PARTS EV ...

Страница 33: ...3390M WTP013 36549S 63302A WNZ015 34370T 35300S WTT028 WTT010 WTT021 63303A WTT028 647781 WTT028 647781 54790A 368771 35026G 35026C 33052M 34810H 343501 35026S 33390C 33550S 33651A AGM30274606 OVEN CAVITY PARTS EV ...

Страница 34: ...6 5 466001 43501L 43500L 44510A 466003 466001 43500R 43501R WSZ085 WSZ085 LATCH BOARD PARTS EV ...

Страница 35: ...6 6 35012A 56324A WSZ002 53504A 55264A WTT028 WTT028 WSZ085 552652 53550L 56912B WTT028 34890C 35300E WSZ085 552651 WTT021 WTT021 56201B INTERIOR PARTS I EV ...

Страница 36: ...I WTT028 WTP002 56930V 56411A WSZ002 WTT021 WSZ002 WTT021 56170D 55012E 56930M 54810C 50CZZH 50FZZA 56201A 56851D 56901A 54980A 568771 56322A 36549W 36549C 54975A 54811A WTT028 WTT021 WSZ002 WTP002 948501 WNH002 WSZ002 EV ...

Страница 37: ...0U048L OUT CASE U BENDING R 33390C 3390W1A040C TRAY TEFLON R 3390W1A040A 33390M 3390W1A013E TRAY ASSEMBLY R 33550S 3550W1A293D COVER STEAM R 3550W1A293A 33651A 3651W1A020B HANDLE ASSEMBLY R 3651W1A020A 343501 4350W1A032A RING R 34370T 4370W1A004C SHAFT TURN TABLE R 34810H 4810W1A069A BRACKET HEATER R 34890C 4890W3A010B GLASS R 35012A 5012W0A002A INSULATOR R 35026C 5026W1A051A SHELF R 5026W1A051M 3...

Страница 38: ...C002F 56411A 6411W2C002J POWER CORD ASSEMBLY R 6411W2C002A 56851D 6021W3B001Q CABLE ASSEMBLY R 6021W3B001M 568771 6877W1A399C HARNESS R 56901A 6901W1A001C FUSE ASSEMBLY R 56912B 6912W3B002D LAMP DRAWING R 6912W3B002R 56930M 6930W1A003D THERMOSTAT R 6930W1A002F 56930V 6930W1A003K THERMOSTAT R 6930W1A002B 63302A 3302W1A061A BASE PLATE R 63303A 3303W1A056B BASE PLATE ASSEMBLY R 647781 4B73900A LEG R ...

Страница 39: ......

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