Samsung WA45M7050 User Manual

Fast Track Troubleshooting
Model: WA45M7050
IMPORTANT SAFETY NOTICE — “For Technicians Only”
This service data sheet is intended for use by persons having electrical, electronic, and mechanical experience and
knowledge at a level generally considered acceptable in the appliance repair trade Any attempt to repair a major appliance
may result an personal injury and properly damage. The manufacturer or seller cannot be responsible. nor assume any
liability for injury or damage of any kind arising from the use of this data sheet.

Samsung WA45M7050 Specifications

General

Brand	Samsung
Model	WA45M7050
Category	Washer
Language	English

Summary

Diagnostic and Test Modes

Checking Error Codes

Error Code Retrieval Procedure

Step-by-step guide to enter diagnostic mode and retrieve error codes.

Specific Error Codes and Causes

Water Level Sensor Errors

Washing Motor and Hall Sensor Errors

Water Supply Errors

Drain Errors

Door Lock Errors

Door Lock Errors (Extended)

Water Leakage and Overflow Errors

Unbalance and Sensor Errors

Main and Sub PCB Connector Identification

Main PCB Connector Layout

Diagram identifying connectors and pin assignments on the Main PCB.

Sub PCB Connector Layout

Diagram showing connectors and pinouts for the Sub PCB.

Schematic Diagram

Overall System Wiring Diagram

Schematic illustrating the interconnections between major components and PCBs.

Top Symptom Guide

Will Not Start Troubleshooting

Common causes and solutions when the washer does not start.

Leaking Issues

Troubleshooting steps for water leaks and related causes.

Will Not Spin Troubleshooting

Diagnosis and solutions for the washer failing to spin.

No Water Fill Troubleshooting

Steps to diagnose and resolve issues with water not filling the tub.

Tub Full of Suds Troubleshooting

Wet Clothes Troubleshooting

Will Not Lock Troubleshooting

Steps to resolve issues where the door lock mechanism fails.

Will Not Unlock Troubleshooting

Resolving issues where the door fails to unlock after a cycle.

No Key Operation Troubleshooting

Will Not Drain Troubleshooting

Steps to troubleshoot and fix drainage problems.

Wrong Water Temperature Troubleshooting

Noisy and Vibration Troubleshooting

Solutions for excessive noise, vibration, or walking during operation.

Buttons Do Not Respond Troubleshooting