INDOOR/OUTDOOR UNIT INSTALLATION DRAWINGS
Front panel
1-15/16" (50mm) or more
from walls (on both sides)
Air filters
Titanium apatite deodorizing filter (2)
Titanium apatite
deodorizing filter
Air filter
Filter frame
Tab
Allow 11-13/16" (300mm) of work
space below the ceiling surface.
Max. allowable piping length to each indoor
Total length of piping between all units
Chargeless piping length
Min. allowable piping length
Max allowable piping height
Gas pipe size
Liquid pipe size
* Be sure to add the proper amount of additional refrigerant.
Failure to do so may result in reduced performance.
** The suggested shortest pipe length is 10ft (3m), in order to avoid noise from the outdoor unit and vibration.
(Mechanical noise and vibration may occur depending on how the unit is installed and the environment in which it is used.)
CAUTION
- It is not possible to have only one indoor unit connected. Be sure to connect two indoor units.
2-3/16" (55mm) or more
from ceiling
Screws
(M4 x 12L)
Service lid
The service lid is removable
Opening method
1) Remove the service lid
screws
2) Pull out the service lid
diagonally down in the
direction of the arrow.
3) Pull down.
Where there is a danger of
the unit falling, use foot bolts.
1-7
Caulk pipe
hole gap
with putty.
Cut thermal insulation pipe
to an appropriate length and
wrap it with tape, making
sure that no gap is left in the
insulation pipe's cut line.
Wrap the insulation pipe
with the finishing tape from
bottom to top.
Refrigerant piping must be
protected from physical damage.
Install a plastic cover or equivalent.
Stop valve cover
How to remove the stop valve cover.
• Remove the screw on the stop
valve cover.
• Slide the lid upwards to
remove it.
How to attach the stop valve cover.
• Insert the stop valve cover into
the outdoor unit to install.
• Tighten the screws.
Allow space for piping
and electrical servicing.
2MX18
82 ft (25m)
98-1/2 ft (30m)
98-1/2 ft (30m)
10 ft (3m)
49-1/4 ft (15m)
3/8 inch (9.52mm)
1/4 inch (6.35mm)