Samsung AJ024TXJ3CH - PCB Diagrams

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PCB Diagram

Samsung Electronics 5-1

5. PCB Diagram

5-1 Indoor unit

 Mini 4Way

This Document can not be used without Samsung’s authorization.

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Main Page

Contents2
Precautions for the Static Electricity and PL4
During Operation5
Disposing of the Unit5
Precautions for the Pump down5
Product Specifications6
Features6
Universal Connection6
Auto Addressing and Auto Pipe Inspection7
Setting to Cool or Heat Only Mode7
Wi-Fi Function (Smartthings App)7
Product Specifications Table8
Indoor Unit8
The Comparative Specifications of Product12
Combination Table (Outdoor-Indoor)13
Accessory and Option Specifications14
Indoor Unit Accessories14
Outdoor Unit Accessories16
Disassembly and Reassembly17
Necessary Tools17
Outdoor Unit Disassembly and Reassembly18
Troubleshooting33
Display and Check Method33
Outdoor Unit36
Setting an Indoor Unit Address and Installation Option38
Setting the Indoor Unit Addresses Automatically38
Setting the Indoor Unit Addresses Manually39
Setting of Key and Display of the Outdoor Unit39
Setting Option41
The Procedure of Setting Option42
Operation42
Setting an Indoor Unit Address (MAIN/RMC)44
Wall Mounted45
Setting an Indoor Unit Installation Option (Suitable for the Condition of each Installation Location)45
Mini 4Way/Home Duct/Console46
Installation Options46
Changing the Addresses and Option Individually49
Changing a Particular Option50
Items to be Checked Fist52
If Error Code Is Displayed on Indoor or Outdoor LED53
Auto Address Setting54
Operation Error55
Try-Run Check Error56
Checking and Cool/Heat Modes Operation Test57
Setting the Outdoor Option57
Fault Diagnosis by Symptom59
Indoor Temperature Sensor (Open/Short)59
Troubleshooting59
Indoor Fan Error (BLDC Motor Model)60
Communication Error after Finishing Tracking61
Outdoor Unit Is Not Powered on - Initial Diagnosis63
Checking Outdoor Controller64
Outdoor Unit Fan Error65
Compressor Startup Error, Compressor Lock Error66
Compressor Rotation Error66
IPM over Current Error67
Checking Temperature Sensor68
Outdoor Out/Cond Temperature Sensor Error69
PCB Inspection70
Cautions for Part Replacement70
PCB Diagrams71
Outdoor PCB Diagram78
Wiring Diagram85
Indoor Unit85
Outdoor Unit88
Preference Sheet90
Selecting Area for Installation90
Refrigerant Refill93
Refrigerant Adjustment94
Flare Nut Fixing Torque94
"Pump Down" Procedure95
Relocation of the Air Conditioner95
Index of Model Name96
Refrigerating Cycle Diagram99
Pressure and Capacity Mark103
Abbreviated Technology Words and Definition of Technology Terms103
Q & a for Non-Trouble104
Installation106
Common Sense of Refrigeration107
Effectiveness of Air Supplier107
Four Factors of Air Suppliers107

Samsung AJ024TXJ3CH - PCB Diagrams

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