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Samsung AJ080MCJ4EH/EU - User Manual

Samsung AJ080MCJ4EH/EU
157 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
AR09/12JSPFBWKN
AR07/09/12KSPDBWKN
AR18/24MSPDBWKN
AR07MSWSAURN
AR09/12MSWSAURN
AR09/12KSWSBWKN
AR18/24MSWSAWKN
AR07MSWNAWKN
AR09/12KSWNAWKN
AR18/24MSWNAWKN
AR07MSFPEWQN
AR09/12MSFPEWQN
AR18/24MSWNAWKN
OUTDOOR UNIT
AJ040MCJ2EH/EU
AJ050MCJ2EH/EU
AJ052MCJ3EH/EU
AJ068MCJ3EH/EU
AJ070MCJ4EH/EU
AJ080MCJ4EH/EU
1. Precautions
AR07MSFHBWKN
AR09/12MSFHBWKN
AR18/24MSFHBWKN
AR07/09/12MSPXASIN
AR07/09/12MSPXBWKNK
AR07/09/12MSWXBWNK
MH026/035FSEA
AJN016/020/026/035/052NDEHA
NJ026/035LHXEA
MH052FUEA
MH026/035FJEA

Questions and Answers

  • D
    Donald RichardsonAug 9, 2025
    How to fix temperature sensor error in Samsung AJ080MCJ4EH/EU Air Conditioner?
    • A
      Autumn JensenAug 9, 2025
      If you are experiencing a temperature sensor error (OPEN/SHORT) in the indoor unit of your Samsung Air Conditioner, try performing a power reset.
  • A
    Aaron CalhounAug 16, 2025
    What to do if Samsung AJ080MCJ4EH/EU Air Conditioner shows indoor fan motor error?
    • Y
      yarmstrongAug 16, 2025
      If your Samsung Air Conditioner displays an error indicating the indoor fan motor speed is below 450RPM for 15 minutes, try performing a power reset.
  • R
    Rebecca MillerAug 21, 2025
    What to do if Samsung AJ080MCJ4EH/EU Air Conditioner displays a float switch error?
    • T
      Tracy Collins MDAug 21, 2025
      If your Samsung Air Conditioner is showing a float switch error, try performing a power reset of the unit.
  • J
    Jeffrey BellAug 27, 2025
    How to resolve Samsung AJ080MCJ4EH/EU Air Conditioner option switch error?
    • L
      Lori FowlerAug 27, 2025
      If your Samsung Air Conditioner displays an error related to setting option switches for optional accessories, try performing a power reset.
  • M
    Matthew PrattSep 2, 2025
    How to fix EEPROM error on Samsung AJ080MCJ4EH/EU Air Conditioner?
    • T
      Tony WilsonSep 2, 2025
      If your Samsung Air Conditioner is showing an EEPROM error, try performing a power reset.

Summary

Precautions

Product Specifications

2-2 Product Specifications

Detailed technical specifications for various models.

Disassembly and Reassembly

3-1 Outdoor Unit

Step-by-step guide for disassembling the outdoor unit.

Troubleshooting

4-1 Display Error and Check Method

Error codes and diagnostic procedures for indoor units.

4-6 Fault Diagnosis by Symptom

Troubleshooting common operational issues and symptoms.

PCB Diagram

5-1. INDOOR PCB Diagram

Visual layout of the indoor unit's main PCB.

Wiring Diagram

6-1. INDOOR UNIT

Electrical wiring schematics for indoor units.

Schematic Diagram

Preference Sheet

8-2 Connecting Up and Purging the Circuit

Procedures for connecting and purging refrigerant lines.

8-3 Refrigerant Re ll

Steps for refilling refrigerant after leaks or maintenance.

8-6 Pump down Procedure

Steps to safely recover refrigerant from the system.

Samsung AJ080MCJ4EH/EU Specifications

General IconGeneral
Cooling Capacity (Btu/hr)8000
Cooling Capacity (kW)2.34
SEER (Cooling)6.1
COP (Heating)3.8
RefrigerantR32
Energy Efficiency Class (Cooling)A++
Energy Efficiency Class (Heating)A+
Power Supply220-240V, 50Hz
Noise Level (Indoor, High)38 dBA

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