LG ARWN072BA2 - English; Table of Contents

2 Outside Unit
ARWN Series Outside unit Installation Manual
TABLE OF CONTENTS
Safety Precautions .........................................................................................................3
Installation Process .......................................................................................................7
Outside units Information..............................................................................................8
Environment-friendly Alternative Refrigerant R410A ..............................................10
Select the Best Location..............................................................................................10
Installation space .........................................................................................................11
Water control ...............................................................................................................13
Lifting method ..............................................................................................................15
Installation ....................................................................................................................16
Refrigerant piping installation ....................................................................................20
Protection device unit..................................................................................................25
Refrigerant piping system ..........................................................................................27
Y branch pipe and header branch pipe type .............................................................44
Leakage test and vacuum ...........................................................................................46
Electrical Wiring ...........................................................................................................48
Test Run ........................................................................................................................64
Cooling tower applied method ...................................................................................73
Caution For Refrigerant Leak......................................................................................74
Water Solenoid Valve Control ....................................................................................76