2  Unit installation
18
SMGB0077 rev.0 - 01/2013
N O T E
• If  a  false  ceiling  has  already  been  installed,  complete  all  piping  and  wiring  work  inside  the  ceiling  before 
hooking-up the indoor unit.
• Securetheindoorunitusingthenuts,atwashersandspringwashers.(Thesenutsandwashersaresupplied,
4 pieces each)
Adjusting the space between indoor units and false ceiling opening
Adjust the indoor unit to the correct position while checking with the pattern for installation.
Checking pattern for dimension of opening
Pattern board for installation
Packing (Corrugated board)
For ceiling already completed with panels.
Indoor unit
Attach  this  side  of  the  chec-
king  pattern  to  the  inner  side 
of the opening of the ceiling
Attach  this  side  of  the  checking 
pattern to the lower side of the unit
Indoor unit
Attach this side of the 
checking  pattern  to 
the ceiling panel
Ch e c kin g 
pattern
Check the height of the 
ceiling at each corner of 
the unit
Check the dimension 
of  opening  at  each 
side of the unit
Attach  this  side  of 
the  checking  pat-
tern  to  the  outer 
side of the unit
Ceiling panel
Checking pattern
Ceiling not completed with panels yet.
Pattern paper for installation
Dimension 
for opening
Unit
Suspension bolt
Surface of ceiling
Pattern board for installation
Screw (M6)
Dimension 
for opening
Tighten the nuts of the suspension brackets after the adjustment is completed. Apply LOCK-TIGHT paint to the bolts and 
nuts in order to prevent them from loosening. If not done, abnormal noises or sounds may occur and the indoor unit may 
come loose.