Installation of Unit
Installation
Method
No. | Installation works | Descriptions |
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1 | Preparation of tools and installation parts | Preparation of installation |
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2 | Flaring the pipes | To insert the flare nuts, mounted on the |
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| connection parts of both indoor and |
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| outdoor unit, onto the copper pipes. |
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3 | Pipe bending | To reduce the flow resistance of refrigerant. |
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4 | Connection of installation parts | Connection of long piping |
| (elbows, socket etc) |
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5 | Tighten the flare nut (outdoor) | Connecting the pipings of the outdoor unit. |
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6 | Blowing the pipings | To remove dust and scale in working. |
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7 | Tighten the flare nut (indoor) | Connecting the pipings of the indoor unit. |
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8 | Check a |
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| part of the pipings. |
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9 | Vacuum drying of the piping and indoor unit | The air which contains moisture and which |
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| remains in the refrigeration cycle may cause a |
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| malfunction on the compressor |
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10 | Open the |
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11 | Form the pipings | To prevent heat loss and sweat |
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12 | Checking the drainage (indoor unit) | To ensure if water flow drain hose of indoor unit. |
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13 | Connecting the cable between outdoor | Preparation of the operating |
| and indoor unit |
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14 | Connecting the main cable to outdoor unit |
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15 | Supply the power to the crankcase heater | To prevent the liquid back to the compressor. |
| (Before the operating the unit) | (Heat pump only) |
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16 | Cooling operation |
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| (Use the remote control or display of the |
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| indoor unit) |
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10Floor Standing type Air Conditioner