WTT022 1TTL0402422 | LG Electronics LRMM1430SW, LRMM1430SB specification

	LOC.	PART NO.	DESCRIPTION	SVC	ALTER
	NO.	PART NO.	DESCRIPTION	SVC	ALTER
	NO.
	WTP002	1TPL0302018	SCREW TAPPING,PAN HEAD	R
	WTP013	1TPL0402418	SCREW TAPPING,PAN HEAD	R
	WTT021	1TTL0402418	SCREW TAPPING,TRUSS HEAD	R
	WTT022	1TTL0402422	SCREW TAPPING,TRUSS HEAD	R
	WTT028	1TTL0402818	SCREW TAPPING,TRUSS HEAD	R
	WTT034	1TTL0403418	SCREW TAPPING,TRUSS HEAD	R

R,S: SERVICE PARTS

-41-

Image 42

LG Electronics LRMM1430SW, LRMM1430SB manual WTT022 1TTL0402422

Contents

Microwave Oven Page Model LRMM1430SW LRMM1430SB Adjust the Latch and Switch Closings Adjustment ProceduresCheck the Door Latch and Switch Closings Test the Latch and Switch SequencePage General Precautions in USE Precautions on InstallationFeatures and Specifications Trial Operation Specifications Switch Chart Overall Circuit Diagram A. Schematic Diagram Matrix Circuit for Touch KEY Board Operating Procedures A. Control Panel Display Window Clock Kitchen Timer Easy USE Chart ClockHI-POWER Cooking MULTI-STAGE Cooking Measuring Microwave Energy Leakage Procedure for Measuring Microwave Energy LeakageEquipment Measurement with the OUT Case Removed Measurement with a Fully Assembled Oven Record Keeping and Notification After Measurement Disassembly Instructions Important Notes Wire Removing Control Circuit Board Figure AIR Guide Removal Figure Magnetron Removal Removing the Turntable Motor FAN Motor Assembly Removal Interlock SystemInterlock Mechanism Monitor Switch Test Primary Interlock Switch TestSecondary Interlock Switch Test Components Test Procedure Results Inverter Test and Checkout PROCEDURES, and TroubleshootingTest Procedures Components Magnetron Sensor Correct Position Relay FAN MotorTurntable Motor Checkout Procedures Checkout Procedures for Fuse BlowingProblems Causes Problem B Checkout Procedures for RelayProblem a YES GoodPage Trouble Shooting Condition Cause Remedy Condition CheckResult Check Result PCB Condition Check Result Cause Remedy No microwave oscillation Exploded View Door Parts Controller Parts Oven Cavity Parts Latch Board Parts Oven Interior Parts Base Plate Parts Replacement Parts List For Model LRMM1430SB Screw TAPPING,PAN Head For Model LRMM1430SW WTT022 1TTL0402422 Schematic Diagram of P.C.B Printed Circuit Board B. Parts List LOC Description Specification SVC Alter RY1 May