Samsung AM018NNNDCH Series - User Manual

SYSTEM AIRCONDITIONER CONTENTS
SYSTEM AIRCONDITIONER
INDOOR UNIT
AM045/056/071/090/112/128/140NN4DEH/**
AM015/022/028/036/045/056/060NNNDEH/**
AM009/012/018/024/036/048NN4DCH/**
AM005/007/009/012/018/020NNNDCH/**
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram and Parts List
6. Wiring Diagram
7. Reference Sheet

Summary

Precautions for Samsung Air Conditioners

Static Electricity and PL Precautions

General Safety Precautions

Essential safety guidelines to prevent electrical shock and fire hazards.

Refrigerant Handling Precautions

Safety and environmental guidelines for handling refrigerants.

Product Specifications Overview

Indoor Unit Specifications

Detailed technical specifications for various indoor unit models.

Troubleshooting Guide

Setting Option Setup Method

Error Detection and Symptom Analysis

Steps for diagnosing errors using LED indicators and checking conditions.

Main PCB No Power Phenomenon

Troubleshooting steps for issues where the main PCB shows no power.

Indoor Unit Sensor Errors

EEV Malfunctions

Troubleshooting for Electronic Expansion Valve (EEV) opening and closing malfunctions.

Communication Errors

Samsung AM018NNNDCH Series Specifications