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Samsung AC018JXADCH/AA User Manual

Samsung AC018JXADCH/AA
110 pages
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Refer to the service manual in the GSPN(see the rear cover) for the more information.
AIR CONDITIONER CONTENTS
SYSTEM AIR CONDITIONER
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram
6. Wiring Diagram
7. Reference Sheet
AC012/018/024MNADCH
INDOOR UNIT OUTDOOR UNIT
Model :
AC012MNADCH/AA
AC018MNADCH/AA
AC024MNADCH/AA
AC030MNTDCH/AA
AC036MNTDCH/AA
AC012KXADCH/AA
AC018JXADCH/AA
AC024JXADCH/AA
AC030JXADCH/AA
AC036JXADCH/AA
AC012KXADCH
AC024JXADCH
AC030JXADCH
AC018JXADCH
AC036JXADCH
AC030/036MNTDCH

Questions and Answers:

Samsung AC018JXADCH/AA Specifications

General IconGeneral
BrandSamsung
ModelAC018JXADCH/AA
CategoryAir Conditioner
LanguageEnglish

Summary

Precautions

Precautions for the Service

Essential guidelines for safe and proper service procedures when handling electrical components.

Precautions related to static electricity and PL

Safety measures against static discharge and potential electrical hazards during service.

Precautions related to product safety

Critical safety instructions for handling the product, power cords, and plugs.

Other precautions

Additional important considerations for operation, maintenance, and pipe handling.

Product Specifications

The Feature of Product

Highlights key characteristics, design features, and technological advantages of the air conditioner.

Product Specifications

Detailed technical data including dimensions, capacity, power consumption, and noise levels for various models.

Accessories

List of included items and optional accessories for the air conditioner, with their respective codes.

Disassembly and Reassembly

Necessary Tools

Lists the essential tools required for performing disassembly and reassembly procedures on the unit.

Indoor unit

Step-by-step guide for disassembling and reassembling the indoor unit, covering various components.

Outdoor Unit

Detailed instructions for the disassembly and reassembly of the outdoor unit, covering different models.

Troubleshooting

Common steps for setting the addresses and options

General procedures for configuring remote control settings, unit addresses, and installation options.

Setting the indoor unit addresses

Procedure for assigning unique addresses to indoor units for proper system management and communication.

Setting the installation options in a batch

Method for configuring multiple indoor unit installation options simultaneously via batch settings.

Changing the addresses and options individually

Steps for modifying unit addresses and installation options on a per-unit basis using the remote control.

Troubleshooting for outdoor unit

Diagnostic steps and error code explanations specifically for issues occurring in the outdoor unit.

Troubleshooting by symptoms

Guides for diagnosing problems based on specific symptoms and corresponding error codes for the indoor unit.

Indoor temperature sensor (open/short)

Diagnosing open or short circuit faults in the indoor unit's temperature sensor.

Indoor heat exchanger temperature sensor (open/short)

Troubleshooting steps for faults in the indoor heat exchanger temperature sensor.

Indoor FAN error

Diagnosing and resolving issues where the indoor unit fan does not run or runs erratically.

Communication error after finishing Tracking

Troubleshooting steps for communication failures occurring after the unit tracking process.

Indoor unit float sensor error

Diagnosing and fixing errors related to the indoor unit's drain pan float sensor or pump.

EEPROM circuit failure

Procedures for identifying and resolving EEPROM circuit malfunctions, component failures, or damage.

Outdoor unit is not powered on – Initial diagnosis

Initial checks and troubleshooting steps to diagnose why the outdoor unit is not receiving power.

Communication error

Steps to resolve communication errors between indoor and outdoor units, checking cable connections.

Outdoor temperature sensor error

Troubleshooting for issues with the outdoor unit's ambient temperature sensor, checking connections and resistance.

Outdoor Coil temperature sensor error

Diagnosing errors related to the outdoor unit's coil temperature sensor, checking connections and resistance.

Outdoor Discharge temperature sensor error

Steps to resolve errors caused by the outdoor unit's discharge temperature sensor, checking connections.

Outdoor Discharge over temperature error

Diagnosing and fixing over-temperature errors in the outdoor unit's discharge, checking compressor and EEPROM.

Outdoor Fan motor error

Troubleshooting steps for failures in the outdoor unit's fan motor, checking rotation and voltage.

Compressor starting error

Procedures to address issues preventing the compressor from starting correctly, checking connections and resistance.

Compressor wire missing error/rotation error

Diagnosing and resolving compressor wire connection or rotation problems, checking insulation.

O.C(Over Current) error

Steps to troubleshoot and resolve over-current errors, checking sensors, temperature, and compressor insulation.

DC_link voltage sensor error

Diagnosing issues related to the DC link voltage sensor in the outdoor unit, checking connections and voltage.

DC_link voltage under/over error, Over voltage protection error/PFC over load

Troubleshooting for DC link voltage anomalies, over voltage protection, and PFC overload errors.

DC_link voltage sensor error

Steps to diagnose faults with the DC link voltage sensor, checking connections and load conditions.

Current sensor error/Input current sensor error

Troubleshooting for errors detected by the current or input current sensors, checking shunt resistance.

Heatsink sensor error/Heatsink over heat

Diagnosing and resolving heatsink sensor errors or overheating issues, checking fan operation and assembly.

Comp Vlimit error/Comp current limit error

Troubleshooting for compressor voltage limit and current limit errors, checking sensors and insulation.

EEPROM error/OTP error

Steps to diagnose and fix EEPROM or OTP (Over Temperature Protection) errors, checking micom and ICs.

AC zero cross signal error

Troubleshooting for errors related to the AC zero cross signal detection, checking power conditions.

Operation condition secession error

Diagnosing errors related to abnormal operating conditions or temperature limits, checking outdoor unit temperature.

Capacity miss match error

Steps to resolve errors caused by mismatched indoor and outdoor unit capacities, checking Btu and EEPROM.

Gas leak error

Diagnosing and fixing gas leak errors, including sensor position, pipe checks, and valve operation.

PCB Diagram

Indoor Unit Main PCB

Diagram illustrating the layout and components of the indoor unit's main printed circuit board.

Indoor Unit Sub PCB

Diagram showing the components and connections of the indoor unit's sub PCB.

Outdoor Unit AC012KXADCH Main PCB

Layout and component identification for the main PCB of the AC012KXADCH outdoor unit.

Outdoor Unit AC018JXADCH Main PCB

Diagram detailing the main PCB for the AC018JXADCH outdoor unit, showing connector locations.

Outdoor Unit AC018JXADCH Sub PCB

Illustration of the sub PCB for the AC018JXADCH outdoor unit, including connector pin assignments.

Outdoor Unit AC024/030/036JXADCH Main PCB

Layout and component identification for the main PCB of AC024/030/036JXADCH outdoor units.

Outdoor Unit AC024/030/036JXADCH Inverter PCB

Diagram showing the components and connections of the inverter PCB for AC024/030/036JXADCH units.

Outdoor Unit AC024/030/036JXADCH EMI PCB

Illustration of the EMI PCB for AC024/030/036JXADCH outdoor units, showing power connections.

Wiring Diagram

Indoor Unit Wiring Diagram

Schematic showing the electrical connections and component wiring for the indoor unit.

Outdoor Unit Wiring Diagram

Schematic illustrating the electrical connections and component wiring for the outdoor unit.

Preference Sheet

Index of Model Name

Guide to understanding and decoding air conditioner model names based on product type, capacity, and features.

Refrigerating Cycle Diagram

Visual representation of the air conditioner's refrigerant flow, showing key components and their interactions.

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