Samsung AJ020JCJ2CH/AA - User Manual

AIR CONDITIONER CONTENTS
MULTI AIR CONDITIONER
1. Precautions
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram and Parts List
6. Wiring Diagram
7. Reference Sheet
OUTDOOR UNIT
AJ020JCJ2CH/AA
AJ024JCJ3CH/AA
AJ036JCJ5CH/AA
AJ009JNNDCH/AA
AJ012JNNDCH/AA
AJ018JNNDCH/AA
AJ007JNADCH/AA
AJ009JNADCH/AA
AJ012JNADCH/AA
AJ018JNADCH/AA
AJ024JNADCH/AA
AJ009JNLDCH
/AA
AJ012JNLDCH/AA
AJ018JNLDCH/AA
INDOOR UNIT
AJ009NBNDCH/AA
AJ012NBNDCH/AA
AJ018NBNDCH/AA

Summary

Precautions

Installing the Air Conditioner

Guidance on proper installation and safety.

Power Supply and Circuit Breaker

Electrical safety, power supply, and circuit breaker requirements.

During Operation

Safe operating practices and precautions.

Product Specifications

Detailed Product Specifications

Detailed technical specifications for indoor and outdoor units.

Disassembly and Reassembly

Indoor Unit Disassembly

Step-by-step guide for indoor unit disassembly.

Outdoor Unit Disassembly

Step-by-step guide for outdoor unit disassembly.

Troubleshooting

Display Error and Check Method

Error codes and their meanings for troubleshooting.

Checking and Testing Operations

Fault Diagnosis by Symptom

Diagnosing issues based on observed symptoms.

Wiring Diagram

Indoor Unit Wiring Diagram

Wiring diagrams for indoor units.

Outdoor Unit Wiring Diagram

Samsung AJ020JCJ2CH/AA Specifications

General

Model	AJ020JCJ2CH/AA
Cooling Capacity	20, 000 BTU/h
Heating Seasonal Performance Factor (HSPF)	9.0
Refrigerant	R410A
Indoor Unit Weight	12 kg
Outdoor Unit Weight	45 kg