14.2.4 Ceiling-floor unit installation 
14.2.4.1 Service space for indoor unit 
 
14.2.4.2 Bolt pitch 
①  Ceiling installation 
 
 
②  Wall-mounted installation 
 
14.2.4.3 Install the pendant bolt 
①  Ceiling installation 
Select the position of installation hooks 
according to the hook holes positions showed 
in upper picture. 
Drill four holes of Ø12mm, 45~50mm deep at 
the selected positions on the ceiling. Then 
embed the expansible hooks (fittings). 
           
②  Wall-mounted installation 
Install the tapping screws onto the wall.(Refer 
to picture below) 
 
14.2.4.4 Install the main body 
①  Ceiling installation (The only installation 
method for the unit with drain pump) 
Remove the side board and the grille.   
 
Locate the hanging arm on the hanging screw 
bolt. Prepare the mounting bolts on the unit. 
 
Put the side panels and grilles back.