Samsung AJ CXS CH Series, Installation Manual

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English
Contents
IMPORTANT – This product has been designed and manufactured to meet ENERGY STAR criteria for energy efficiency
when matched with appropriate coil components.
However, proper refrigerant charge and proper air flow are critical to achieve rated capacity and efficiency.
Installation of this product should follow the manufacturer’s refrigerant charging and air flow instructions.
Failure to confirm proper charge and airflow may reduce energy efficiency and shorten equipment life.
Safety Information 3
General information 3
Installing the unit 4
Power supply line, fuse or circuit breaker 4
Installation Procedure 5
Step 1 Choosing the installation location 5
Step 2 Checking and preparing accessories and tools 7
Step 3 Fixing the outdoor unit in place 8
Step 4 Connecting the power cables, communication cable, and controllers 8
Step 5 Connecting the refrigerant pipe 15
Step 6 Optional: Cutting and flaring the pipes 17
Step 7 Connecting refrigerant pipes and vacuuming 18
Step 8 Performing the gas leak test 20
Step 9 Adding refrigerant (R-410A) 20
Step 10 Connecting the drain hose to the outdoor unit 21
Step 11 Checking the earthing 21
Step 12 Setting an indoor unit address and installation option 22
Step 13 Cool and Heat modes operation test 31
Step 14 Optional: Setting to Cool or Heat only mode 31
Extra procedures 32
Pumping down refrigerant 32
Relocating the indoor and outdoor units 32
Using the stop valve 32
Appendix 34
Troubleshooting 34
DB68-12535A-00_IM_23Y FJM Outdoor_AA_EN_.indd 2 DB68-12535A-00_IM_23Y FJM Outdoor_AA_EN_.indd 2 2023-09-22 오후 1:46:53 2023-09-22 오후 1:46:53