Lift up the air lter, detach the catches from the indoor 
unit and remove the air lter downward.
After  the  right  arm  shaft  is  pushed  inward  and  the 
shafts  are  removed from  the  front panel,  pull  the at 
panel  frontward  while  the  right  arm  shaft  is  slightly 
pushed inward.
Flat panel
Push  the  shaft 
toward arrow di-
rection.
Remove this part 
from the hole.
Attaching at panel for RPK-(2.0-4.0)FSN3M
Insert  completely  the  left  and  right  arm  shafts  of  at  panel  into 
the holes along the guide at the front panel. After the at panel is 
attached completely, insert the catches for air lter to x.
Hole
Guide at 
front panel
Front panel
Flat panel
C A U T I O N
When removing front panel, do not apply an excessive force by hitting, etc. It may break the unit body.