2 New inverter split AC installation under ground piping how? अंडरग्राउंड पाइपिंग में ac कैसे फिट

New Hitachi inverter split AC installation under ground piping how to complete properly .
1 first before piping install in the wall complete properly
2 With wiring connection complete properly.
3 outdoor unit install in stand properly
4 indoor unit install properly on wall mount.
5 then complete properly vacuum for vacuum pump.
6 finaly Gas release properly and check lickag gas properly.
7 than start airconditioner and good working cooling.
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[@user-te9mv1qh5i]

Sir ji Good work