P5416543 
iii
TABLE OF CONTENTS
1.  Safety Summary .............................................................................................................................................1
2.  Structure .......................................................................................................................................................... 6
2.1  Name of Parts ........................................................................................................................................6
2.2  Refrigerant Cycle ....................................................................................................................................7
2.3  Necessary Tools and Instrument List for Installation ..............................................................................8
3.  Before Installation ...........................................................................................................................................9
3.1  Combination of Outdoor Unit and Indoor Unit ........................................................................................9
3.2  Transportation and Handling ..................................................................................................................9
4.  Indoor Unit Installation ..................................................................................................................................10
4.1  Factory-Supplied Accessories ..............................................................................................................10
4.2  Initial Check .......................................................................................................................................... 11
4.3 Installation ............................................................................................................................................12
4.3.1  Position of Suspension Bolts ......................................................................................................12
4.3.2  Installation of Suspension Bolts .................................................................................................. 13
4.3.3  Mounting Indoor Unit ..................................................................................................................13
4.3.4  Installation of Remote Control Switch ......................................................................................... 14
5.  Refrigerant Piping Work ................................................................................................................................15
5.1  Piping Materials .................................................................................................................................... 15
5.2  Piping Connection ................................................................................................................................16
5.2.1  Position of Pipe Connection ........................................................................................................16
5.2.2  Piping Connection .......................................................................................................................17
6.  Drain Piping ..................................................................................................................................................19
7.  Electrical Wiring ............................................................................................................................................21
7.1  General Check .....................................................................................................................................21
7.2  Electrical Wiring Capacity .....................................................................................................................22
7.2.1  Field Minimum Wire Sizes for Power Source .............................................................................22
7.2.2  Details of Electrical Wiring Connection ....................................................................................... 23
7.3  Position of Electrical Wiring Connection ...............................................................................................29
7.4  Transition Wiring for Remote Control Switch ........................................................................................32
7.4.1  Cautions for Individual Louver Setting ........................................................................................34
7.4.2  Cautions for Air Panel with Motion Sensor .................................................................................35
7.4.3  Caution for Electrical Wiring .......................................................................................................37
7.5  Wiring Connection ................................................................................................................................38
7.6  Dip Switches Setting ............................................................................................................................38
7.7  Function Selection by Remote Control Switch .....................................................................................39
8.  Test Run ........................................................................................................................................................ 40
8.1  Before Test Run .................................................................................................................................... 40
8.2  Test Run ...............................................................................................................................................40
9.  Safety and Control Device Setting ................................................................................................................45