Outdoor Unit Installation Drawings
Precautions for humidifying hose installation work.
• Moisture on the outdoor unit is brought to the indoor unit together with air around the outdoor unit during humidifying
operation. Install the outdoor unit in a clean and calm location.
• When embedding
1) Cannot be installed to the existing embedded piping. Embedding work is separately necessary.
• The length of the
1) Use an extension hose (sold separately) when extending the
2) The length of the
Use the remote controller to set the hose length.
• When it is difficult to install without cutting the
after the installation. When doing this, bind the hose using included
(Refer to Connecting the Humidifying Hose on page 8.)
• When laying the
prevent water or anything else from entering it until it is connected to the indoor unit and outdoor unit ducts.
• Do not bend the
Max. allowable length
Min. allowable length
Max. allowable height
No refrigerant needs to be added if the piping does not
exceed the maximum length.
The suggested shortest pipe length is 1.5m, 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.)
In sites with poor drainage, use
block bases for outdoor unit.
Adjust foot height until the unit
is leveled. Otherwise, water
leakage or pooling of water may
humidifying hose is marked on the hose packing material.
humidifying hose needs to be set to ensure humidifying capacity. Cut off any excess hose.
humidifying hose inside the wall, block the ends of the
humidifying hose more than 90°.
Allow 300mm of
work space below
the ceiling surface.
humidifying hose, cut the hose and join it with included
binding band so that there is no air leakage.
Where there is a danger
of the unit falling, use
foot bolts, or wires.
humidifying hose with tape or the like to
Wrap the insulation pipe with
the finishing tape from bottom
** Set the piping length
from 1.5m to 10m.
Allow space for piping
and electrical servicing.
Stop valve cover
How to remove the stop valve cover.
Remove the screw on the
stop valve cover.
Slide the lid downward
to remove it.
How to attach the stop valve cover.
Insert the upper part of the
stop valve cover into the
outdoor unit to install.
Tighten the screws.