Refrigerant charging
Allowable refrigerant pipe length and amount of additional refrigerant charging
ffAir purge refrigerant for piping is not filled in this product.
ffMake sure to vacuum inside of the connection pipe using vacuum pump after connecting pipes.
Allowable refrigerant pipe length
Model name | Maximum allowable pipe length | Maximum height difference of the pipe | |
AP80S0A Series | 50m | 20~30m | |
AP0AS0A Series | |||
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How to add refrigerant
1.Connect manifold gauge to the gas side service valve.
2.Take the trial operation with the cooling trial operation mode.
3.Perform trial operation for longer than 10 minutes and add refrigerant based on the below pressure table.
❋❋Purpose of pressure table : If additional refrigerant filling is needed due to the leakage of the refrigerant or
Pressure table for temperatures (Cooling operations)
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| AP0AS0A✴✴✴✴ |
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| AP80S0A✴✴✴✴ |
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| Outdoor Temp. (°C) |
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| Outdoor Temp. (°C) |
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| 21 | 35 |
| 46 | 52 |
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| 21 | 35 | 46 | 52 |
Indoor | 21 | 3.5 | 4.2 |
| 4.5 | 4.7 | Indoor | 21 | 4.1 | 5.1 | 5.4 | 5.6 |
Temp. | 27 | 4.2 | 4.9 |
| 5.2 | 5.4 | Temp. | 27 | 4.4 | 5.4 | 5.7 | 5.9 |
(°C) | 32 | 4.8 | 5.5 |
| 5.8 | 6.0 | (°C) | 32 | 5.0 | 6.0 | 6.3 | 6.5 |
4. Check the stability of the pressure for 10 minutes.
Outdoor unit
Gas side
| Liquid side |
5. After adding refrigerant, fasten cap nuts firmly. | |
| • Use prescribed amount of refrigerant if you need to charge additional refrigerant due to extended pipe length. |
CAUTION | For accurate measure, use a digital scale. |
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PAC_아프리카 |