Samsung ME18H704SFW/AC User Manual

BASIC : SMH1927
MODEL : ME18H704SFB/AA
ME18H704SFW/AA
ME18H704SFS/AA
ME18H704SFB/AC
ME18H704SFW/AC
ME18H704SFS/AC
1. Precaution
2. Product Specication
3. Disassembly and Reassembly
4. Alignment and Adjustments
5. Troubleshooting
6. PCB Diagrams
7. Wiring Diagrams
8. Schematic Diagrams

Samsung ME18H704SFW/AC Specifications

General

Capacity	1.8 cu. ft.
Power Output	1000 W
Turntable	Yes
Sensor Cook	Yes
Color	White
Pre-Programmed Menus	Yes
Auto Cook	Yes
Auto Defrost	Yes
Child Lock	Yes
Interior Light	Yes

Summary

Precautionary Measures

Microwave Servicing Safety Precautions

Safety measures for servicing to avoid exposure to microwave energy.

General Technician Safety Guidelines

Essential safety guidelines for technicians during repair and maintenance.

High Voltage Component Safety

Specific warnings and procedures for handling high voltage components.

Disassembly and Reassembly Procedures

Oven Removal from Installation

HV Transformer Replacement Procedure

Step-by-step guide for replacing the high voltage transformer component.

Magnetron Component Replacement

Instructions for safely removing and replacing the magnetron.

Fan Motor Replacement Guide

Microwave Door Assembly Servicing

Fuse Replacement Steps

Turntable Drive Motor Replacement

Control Board Replacement Procedure

Steps for accessing and replacing the main control circuit board.

Alignment and Adjustment Guidelines

HV Transformer Continuity Test

Magnetron Continuity Diagnostics

HV Capacitor Testing Methods

HV Diode Resistance Measurement

Interlock Switch Alignment and Adjustment

Adjusting primary, door sensing, and monitor switches for proper operation.

Vent Blower Motor Testing and Removal

Thermal Cutout (TCO) Servicing

Locating and replacing the four types of thermal cutouts in the unit.

Magnetron Output Power Test

Performing a water temperature rise test to measure magnetron output power.

Microwave Leakage Measurement Procedure

Procedure for measuring and ensuring microwave energy leakage is within limits.

Sensor Cooking Function Test

Troubleshooting Common Issues

Electrical System Troubleshooting

Troubleshooting steps for ovens that are dead or unresponsive.

Microwave Error Code List