Samsung AJ020BXS3CH User Manual

AIR CONDITIONER CONTENTS
MULTI AIR CONDITIONER
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram
6. Wiring Diagram
7. Reference Sheet
INDOOR UNIT OUTDOOR UNIT
AR07/09/12/15/18/24TSFABWKN
AR07/09/12/15/18/24BSFCMWKN
AC009/012/018BNNDCH
AC009/012/018BNLDCH
AJ009/012/015/018BNHDCH
AC009/012BN1DCH
AC009/012/015/018BNJDCH
AC012/018/024BNZDCH
AJ020BXJ2CH
AJ024BXJ3CH
AJ036BXJ4CH
AJ048BXJ5CH
AJ020BXS3CH
AJ024BXS4CH
AJ030BXS4CH
AJ036BXS4CH

Samsung AJ020BXS3CH Specifications

General

Brand	Samsung
Model	AJ020BXS3CH
Category	Air Conditioner
Language	English

Summary

Precautions

1-1 Precautions for the Service

Safety guidelines for servicing the air conditioner.

1-2 Precautions for the Static Electricity and PL

Safety measures regarding static electricity and product liability.

1-3 During operation

1-5 Precautions for the Pump Down

Product Specifications

2-2 Product Specifications

Detailed technical specifications for indoor and outdoor units.

2-4 Combination Table (Outdoor-Indoor)

Disassembly and Reassembly

3-1 Outdoor Unit

Procedures for disassembling the outdoor unit.

Troubleshooting

4-1 Display and Check Method

How to interpret LED displays for error codes on units.

4-2 Setting an indoor unit address and installation option

4-3 Setting Option

4-4 Items to be checked first

Initial checks for common operational issues.

4-5 If Error code is displayed on indoor or outdoor LED, check as follows;

Troubleshooting steps based on specific error codes.

4-6 Fault Diagnosis by Symptom

Diagnosing issues by symptom, including indoor/outdoor errors, compressor, fan, and PCB problems.

4-7 PCB Inspection

Cautions and procedures for inspecting and replacing PCBs.

PCB Diagram

5-1 Indoor unit

5-2 Outdoor PCB Diagram

Wiring Diagram

6-1 Indoor Unit

Wiring diagrams for various indoor unit types.

6-2 Outdoor unit

Wiring diagrams for various outdoor unit types.