Samsung AM018FN4DCH/AA User Manual

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SYSTEM AIRCONDITIONER CONTENTS

SYSTEM AIRCONDITIONER

INDOOR UNIT

AM007/009/012FN1DCH/AA

AM009/012/018/020FNNDCH/AA

AM009/012/018/024/030/036/048FN4DCH/AA

AM007/009/012FNLDCH/AA

AM018/024FNLDCH/AA

AM030/036/048FNLDCH/AA

AM018/024FNMDCH/AA

AM030/036FNMDCH/AA

AM048FNMDCH/AA

AM007/009/012/018/020/024FNTDCH/AA

AM007/009/012/018/020/024HNQDCH/AA

AM036/048FNHDCH/AA

AM076/096FNHDCH/AA

AM018/024FNCDCH/AA

AM048/096HNPDCH/AZ

AM007/009/012/015/018JNMDCH/AA

AM024/027/030/036/048JNHDCH/AA

AM036/048JNCDCH/AA

AM006/009/012/018/024JNFDCH/AA

AM006/009/012/018/024JNGDCH/AA

AM072/096JNESCH/AA

AM054KNMDCH/AZ

AM007/009/012/018/020/024KNQDCH/AZ

AM007/009/012/018/020/024KNTDCH/AZ

AM005/007/009/012/015/018/024/028MNVDCH/AA

AM007/009/012NN1DCH/AA

AM009/012/018/024/030/036/048KN4DCH/AA

AM007MNMDCH/AA

AM009MNMDCH/AA

AM012MNMDCH/AA

AM015MNMDCH/AA

AM018MNMDCH/AA

AM024MNMDCH/AA

AM027MNMDCH/AA

AM030MNMDCH/AA

AM036MNMDCH/AA

AM048MNMDCH/AA

AM032MNQDCH/AA

AM007NN1DCH/AZ

AM009NN1DCH/AZ

AM012NN1DCH/AZ

AM018NN1DCH/AZ

AM024NN1DCH/AZ

1. Precautions

2. Product Specifications

3. Disassembly and Reassembly

4. Troubleshooting

5. PCB Diagram and Parts List

6. Wiring Diagram

7. Reference Sheet

Table of Contents

Questions and Answers:

Y
youngchristinaJul 25, 2025
Why does my Samsung Air Conditioner show a communication error between indoor and outdoor units?
- A
  Adam JohnstonJul 26, 2025
  This error occurs due to several reasons: 1. There is no communication between the indoor and outdoor units for 2 minutes. 2. A communication error was received from the outdoor unit. 3. There is a 3-minute tracking error on the outdoor unit. 4. A communication error occurred after tracking due to an unmatching number of installed units. 5. An error is due to a repeated communication address. 6. The communication address is not confirmed, or another outdoor unit communication error not listed above occurred. The error codes associated with these issues are E101, E102, E202, E201, E108 and E109.
E
eholtAug 2, 2025
What does it mean when my Samsung Air Conditioner shows an error related to the outdoor temperature sensor?
- A
  Angela LeeAug 2, 2025
  An error related to the outdoor temperature sensor on your Samsung Air Conditioner could indicate: 1. Error on outdoor temperature sensor (Short or Open). 2. Error on cond sensor. 3. Error on discharge sensor. The error codes associated with these issues are E221, E237 and E251.
A
Alexis StarkAug 9, 2025
What does E121 error mean on a Samsung AM018FN4DCH/AA?
- E
  evan53Aug 9, 2025
  Error E121 on a Samsung Air Conditioner indicates an error on the indoor temperature sensor (Short or Open).
K
Karen SmithAug 17, 2025
How to fix E108 error on Samsung AM018FN4DCH/AA?
- S
  Sabrina ZhangAug 17, 2025
  To fix the E108 error on your Samsung Air Conditioner, change the address and reset the system.

Samsung AM018FN4DCH/AA Specifications

General

Brand	Samsung
Model	AM018FN4DCH/AA
Category	Air Conditioner
Language	English

Summary

Precautions

Precautions for the Service

Guidelines for safe and correct handling during service and repair procedures.

Precautions for the Static Electricity and PL

Warnings about static electricity sensitivity of PCB and potential hazards.

Precautions for the Safety

General safety guidelines for electrical handling and product usage.

Precautions for Handling Refrigerant for Air Conditioner

Safety and environmental cautions related to refrigerant handling and release.

Precautions for Welding the Air Conditioner Pipe

Safety measures and procedures for welding air conditioner pipes.

Precautions for Additional Supplement of Air Conditioner Refrigerant

Guidelines for safely adding refrigerant and avoiding product damage.

Other Precautions

General warnings and important notes not covered in previous sections.

Product Specifications

Product Specifications

Detailed technical specifications for various indoor unit models.

Accessory and Option Specifications

List of available accessories and optional components for indoor units.

Disassembly and Reassembly

Indoor Unit

Step-by-step instructions for disassembling and reassembling indoor units.

Troubleshooting

Check-up Window Description

Explanation of the check-up window display and component functions.

Service Operation

Special operations and modes for service technicians.

Troubleshooting

Detailed guide to diagnosing and resolving common operational issues.

Appropriate Measures for Different Symptom

Step-by-step procedures for addressing various system symptoms.

PCB Diagram and Parts List

Indoor Unit

Visual diagrams and part lists for indoor unit PCBs.

Wiring Diagram

Indoor

Electrical wiring diagrams for indoor units across different types.

Reference Sheet

Index for Model Name

An index to locate indoor units based on their model codes and classifications.

Pump-down Method

Procedures for safely pumping down refrigerant from indoor and outdoor units.

How to Put Refrigerant in Refrigerant Container

Steps for transferring refrigerant into a container before pump-down.

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