GE MV1526B, MV1526W service manual Installation, Grounding Instructions

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INSTALLATION

BEFORE YOU BEGIN, READ THE FOLLOWING INSTRUCTIONS COMPLETELY AND CAREFULLY.

PRECAUTIONS ON INSTALLATION

A.Plug the power supply cord into a 120V AC, 60Hz, single-phase power source with a capacity of 15A or 20A.

B.Avoid placing the unit in a location where there is direct heat or splashing water.

C.Install the unit on the mounting plate firmly.

D.Place the unit as far away as possible from TV, radio, etc. to prevent interference.

GROUNDING INSTRUCTIONS

For personal safety, this appliance must be fully grounded at all times.

In the event of an electrical short circuit, grounding reduces the risk of electrical shock.

The plug must be plugged into an outlet that is properly installed and grounded.

CAUTION

This unit is equipped with a 3-prong plug for your safety. If the wall outlet is a grounded 3-hole type, the unit will be grounded automatically.

Plug with Ground

Prong

Properly Polarized

and Grounded

Outlet

WARNING

Improper use of the grounding plug can result in a risk of electric shock.

Do not, under any circumstances, cut or remove the third ground prong from the power cord plug.

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Contents

Safety Precautions in this Manual Microwave OvenPage Table of Contents Specifications Microwave Radiation AntennaInstallation Grounding InstructionsOperating Instructions Control PanelControl Panel Instructions Overall Circuit Diagram Schematic DiagramMatrix Circuit for Touch KEY Board Features and Specifications Features General Information for ServiceGeneral Precautions in USE Trial OperationService Information Precautions and Repair Service TipsPreliminary Microwave 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 Wire ColorRemoving Magnetron Removing Door Figure Assembling Door Removing the Ventilation FAN ASS’YRemoving the Turntable Motor Interlock System Interlock MechanismTest the Latch and Switch Sequence Components Test Procedure Results SwitchesInterlock Continuity Test Magnetron Test and Checkout PROCEDURES, and Trouble ShootingTest Procedures HIGH-VOLTAGEHIGH-VOLTAGE Capacitor HIGH-VOLTAGE DiodeFPC Connector Touch KEY Board Connectorkey CONMatrix Circuit for Checkout Procedures for Fuse Blowing Checkout ProceduresPower Level RELAY2YES Good Checkout Procedures for Relay Problem aRELAY3 Problem B YESCheckout Procedures for Circuit Board Trouble Shooting Thermostat Page Fuse Exploded View Control Panel Oven Cavity Latch Board Interior 50FZZA Installation Schematic Diagram of P.C.B Printed Circuit Board July