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Contents
Safety Information 3
Installation Procedure 5
Step 1 Choosing the installation location 5
Step 2 Fixing the outdoor unit in place 8
Step 3 Connecting the power cables, communication cable, and controllers 9
Step 4 Optional: Extending the power cable 15
Step 5 Connecting the refrigerant pipe 17
Step 6 Optional: Cutting and flaring the pipes 17
Step 7 Installing oil traps 18
Step 8 Connecting up and removing air in the circuit 19
Step 9 Adding refrigerant (R-410A) 20
Step 10 Performing the gas leak test 21
Step 11 Connecting the drain hose to the outdoor unit 21
Step 12 Insulating the refrigerant pipes 22
Step 13 Checking the earthing 23
Step 14 Performing final check and trial operation 23
Extra procedures 27
Pumping down refrigerant 27
Relocating the indoor and outdoor units 27
Using the stop valve 28
Appendix 29
Troubleshooting 29
Correct Disposal of This Product
(Waste Electrical & Electronic Equipment)
(Applicable in countries with separate collection systems)
This marking on the product, accessories or literature indicates that the product and its electronic accessories (e.g.
charger, headset, USB cable) should not be disposed of with other household waste at the end of their working life. To
prevent possible harm to the environment or human health from uncontrolled waste disposal, please separate these
items from other types of waste and recycle them responsibly to promote the sustainable reuse of material resources.
²ͱЇϑʪ˵ͱʒЇϑʪθϑϑ˵ͱЇʒʀͱϩɇʀϩʪϩ˵ʪθϩ˵ʪθʪϩɇʪθи˵ʪθʪϩ˵ʪцΧЇθʀ˵ɇϑʪʒϩ˵ϑΧθͱʒЇʀϩࡥͱθϩ˵ʪθͱʀɇ˝ͱЭʪθʪϩͱ˙ѣʀʪࡥ
for details of where and how they can take these items for environmentally safe recycling.
Business users should contact their supplier and check the terms and conditions of the purchase contract. This product
and its electronic accessories should not be mixed with other commercial wastes for disposal.
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