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Samsung AJ024MCS4CH User Manual

Samsung AJ024MCS4CH
92 pages
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AIR CONDITIONER CONTENTS
MULTI AIR CONDITIONER
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram and Parts List
6. Wiring Diagram
7. Schematic Diagram
8. Reference Sheet
INDOOR UNIT
AJ007/009/012/018/024JNADCH
AJ009/012/018JNNDCH
AJ009/012/018JNLDCH
OUTDOOR UNIT
AJ020MCS3CH
AJ024MCS4CH
AJ030MCS4CH
1. Precautions
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Samsung AJ024MCS4CH Specifications

General IconGeneral
ModelAJ024MCS4CH
Cooling Capacity24000 BTU/h
RefrigerantR410A
Power Supply220-240V, 50Hz
Operating Temperature (Cooling)18°C to 43°C

Summary

Precautions for Safe Operation

Installing the Air Conditioner

Guidelines for safe and proper installation of the air conditioner.

Power Supply and Circuit Breaker Requirements

Requirements for electrical connection and circuit protection.

During Operation Safety Guidelines

Safety precautions to follow while the air conditioner is in use.

Product Specifications Overview

Product Specs: Wall-mounted Indoor Units

Detailed technical specifications for wall-mounted indoor units.

Disassembly and Reassembly Guide

Troubleshooting Common Issues

Display Error and Check Method

Identifying and resolving system errors based on display codes.

Indoor Unit Error Codes (AJ***JNADCH)

Troubleshooting codes for AJ***JNADCH indoor units.

Indoor Unit Error Codes (AJ***JNNDCH)

Troubleshooting codes for AJ***JNNDCH indoor units.

Indoor Unit Error Codes (AJ***JNLDCH)

Troubleshooting codes for AJ***JNLDCH indoor units.

Outdoor Unit Error Codes

Troubleshooting codes related to the outdoor unit's operation.

Items to be Checked First

Initial checks before diagnosing unit malfunctions.

Items to be Checked First (Continued)

Further initial checks for common issues.

Error Code Display on Indoor/Outdoor LED

Interpreting error codes indicated on unit LEDs for diagnosis.

Error Code Display on Indoor/Outdoor LED (Continued)

Interpreting error codes indicated on unit LEDs for diagnosis.

Operation Errors

Diagnosing and resolving operational errors of the air conditioner.

Operation Errors (Continued)

Diagnosing and resolving operational errors of the air conditioner.

Fault Diagnosis by Symptom

Diagnosing issues based on observed symptoms.

Indoor Temperature Sensor Error

Diagnosing and fixing indoor temperature sensor faults.

Indoor FAN Error (BLDC MOTOR MODEL)

Troubleshooting errors related to the indoor unit's BLDC fan motor.

Communication Error After Tracking

Resolving communication errors between indoor and outdoor units.

EEPROM Circuit Failure Diagnosis

Diagnosing and rectifying EEPROM circuit failures.

Outdoor Unit Not Powered On - Initial Diagnosis

Initial diagnostic steps when the outdoor unit does not power on.

Checking Outdoor Controller

Procedures for checking the outdoor unit's controller for faults.

Outdoor Unit Fan Error Troubleshooting

Troubleshooting issues related to the outdoor unit's fan operation.

Compressor Error Diagnosis

Diagnosing and resolving compressor startup, lock, or rotation errors.

IPM Over Current Error Troubleshooting

Troubleshooting IPM over current errors in the system.

Checking Temperature Sensors

Procedures for checking temperature sensors on the outdoor unit.

Checking Temperature Sensors (Continued)

Procedures for checking outdoor unit temperature sensors.

PCB Inspection Guidelines

Guidelines for inspecting and handling Printed Circuit Boards.

Wiring Diagrams

Installation Preference Sheet

Connecting Up and Purging the Circuit

Steps for connecting refrigerant pipes and purging air from the system.

Refrigerant Refill Procedure

Procedure for refilling refrigerant after installation or leak.

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