R410A DC Inverter Multi-split Technical Manual
Installation
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GD Chigo Heating & Ventilation Equipment Co., Ltd.
4) Then, open the stem of stop valves of the outdoor unit to make the refrigerant pipe connecting the indoor
unit with the outdoor unit in fluent flow.
5) Be sure of no leakage by checking it with leak detector or soap water.
6) Cover the joint of the connecting pipe to the indoor unit with the soundproof / insulating sheath (fittings),
and bind it well with the tapes to prevent leakage.