Installation Manual 3
Safety Precautions ................................................................................................................4
Installation Process ..............................................................................................................8
Outdoor units Information....................................................................................................9
Environment-friendly Alternative Refrigerant R410A ......................................................15
Select the Best Location.....................................................................................................15
Installation Space................................................................................................................17
Lifting method .....................................................................................................................19
Installation ...........................................................................................................................20
Refrigerant piping installation ...........................................................................................25
Pipe connections between indoor and outdoor unit .......................................................31
Refrigerant piping system ..................................................................................................34
Electrical Wiring ..................................................................................................................56
HR Unit PCB.........................................................................................................................79
Test Run ...............................................................................................................................94
New Function ....................................................................................................................120
Caution For Refrigerant Leak...........................................................................................127
Installation guide at the seaside ......................................................................................129
Installation Guide for Harmonics.....................................................................................131
ARUB Series Outdoor unit Installation Manual
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