R410A50Hz Universal Outdoor Series Technical Manual Installation
GD Chigo Heating & Ventilation Equipment Co., Ltd.
Part 4 Installation
1.Precaution on Installation ........................................................................... 155
2.Vacuum Dry and Leakage Checking ............................................................. 156
3.Additional Refrigerant Charge ..................................................................... 158
4.Water Drainage ............................................................................................ 159
5.Insulation Work ........................................................................................... 162
6.Test Operation.............................................................................................. 164
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