2 English
Contents
Safety Information 3
Installation Procedure 5
Step 1 Checking and preparing accessories 5
Step 2 Choosing the installation location 5
Step 3 Optional: Insulating the body of the indoor unit 8
Step 4 Installing the indoor unit 9
Step 5 Purging inert gas from the indoor unit 10
Step 6 Cutting and flaring the pipes 10
Step 7 Connecting the assembly pipes to the refrigerant pipes 11
Step 8 Performing the gas leak test 12
Step 9 Insulating the refrigerant pipes 12
Step 10 Installing the drain hose and drain pipe 13
Step 11 Performing the drainage test 15
Step 12 Connecting the power and communication cables 16
Step 13 Optional: Extending the power cable 17
Step 14 Setting the indoor unit addresses and the installation options 19
Appendix 28
Troubleshooting 28
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