LG Electronics MV1825SW, LMV1825SBQ service manual Removing Stirrer FAN, Removing Door Figure

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E. REMOVING STIRRER FAN

(Figures 14 and 15)

(1)Remove one rivet ASS'Y securing it to the oven upper plate by using knife blade.

(2)Rotate slightly and pull out the stirrer fan cover.

(3)Remove the stirrer fan.

Figure 14

F. REMOVING DOOR (Figure 16)

(1)Remove the vent grille by two screws securing it to the outcase loosening.

(2)Lift up and draw the door.

NOTES:

After replacing the door, be sure to check that the primary interlock switch, the secondary interlock switch and the interlock monitor switch is in good operating normally.

After replacing the door, check for microwave energy leakage with a survey meter. Microwave energy leakage must be below the limit of 5mW/cm2.

(With a 275 ml water load)

Figure 16

G. DISASSEMBLING DOOR (Figure 17)

(1)Remove the dielectric choke by using knife blade or small screw driver, etc.

(2)Remove two screws securing it to the door handle.

CAUTION: Be careful not to damage door seal plate with the screwdriver.

Figure 15

Door Screen

Figure 17

7-9

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Contents Safety Precautions in this Manual Microwave OvenPage Table of Contents Specifications Microwave Radiation Installation Grounding InstructionsOperating Instructions Control PanelControl Panel Instructions Overall Circuit Diagram Schematic DiagramMatrix Circuit for Touch KEY Board Trial Operation General Precautions in USEFeatures and Specifications Features Precautions and Repair Service Tips PreliminaryMicrowave Leakage Test EquipmentPower Output Measurement Measurement with the Outer Case RemovedDisassembly Instructions Important NotesHOW to Remove the F.P.C. Connector HOW to Insert the F.P.C. ConnectorRemoving the OUT CASEFigure Removing the Door Interlock Switches Figures 9,10 Removing Magnetron Removing Stirrer FAN Removing Door FigureReplacing the Humidity Sensor Assembling DoorRemoving the Ventilation Motor Removing the Turntable Motor Interlock System Interlock MechanismTest the Latch and Switch Sequence Components Test Procedure Results Interlock Continuity TestTest and Checkout PROCEDURES, and Trouble Shooting Test ProceduresHIGH-VOLTAGE Diode FPC Connector Checkout Procedures Power LevelCheckout Procedures for Relay Problem a Checkout Procedures for Circuit Board Trouble Shooting Circuit board Poor Check the contact of relay 2see Normal Operation Circuit board Fuse Exploded View Control Panel Oven Cavity Latch Board Interior 50FZZA Installation Schematic Diagram of P.C.B Printed Circuit Board May