37
Installation of ceiling opening and hanging bolt
• Attach a nut (M10 or W3/8: not supplied) and the
Ø34 washer (supplied) to each hanging bolt.
• Insert a washer on both sides of the T groove of
the hanging bracket of the indoor unit, and hang
the indoor unit.
• Check that the four sides of the indoor unit are
level using a level vial (levelness: 5mm or less).
• Detach the installation gauge (accessory) from
the installation pattern.
• Using the installation gauge, check and adjust the
positional relation between the indoor unit and the
ceiling opening (1) (10 to 35mm: 4 sides) and the
hanging-up height (2) ( mm: 4 corners).
(How to use the installation gauge is printed on
the gauge.)
REQUIREMENT
Before installation of the indoor unit, be sure to
remove the cushion for transportation between the
fan and the bell mouth. Running the unit without
removing the cushion may damage the fan motor.
n
Installation of ceiling panel
(Sold separately)
Install the ceiling panel according to Installation
Manual attached with it after piping/wiring work
has completed.
Check that installation of indoor unit and ceiling
opening part is correct, and then install it.
REQUIREMENT
• Joint the connecting sections of ceiling panel,
ceiling surface, ceiling panel and indoor unit
closely.
Any gap between them will cause air leakage and
the generate condensation or water leakage.
• Remove the adjust corner caps at the four
corners of the ceiling panel, and then install the
ceiling panel onto the indoor unit.
• Make sure that the claws of the four adjust corner
caps are securely fit.
∗
Improper fitting of the claws may cause water
leakage.
n
Installation of remote controller
(Sold separately)
For installation of the wired remote controller, follow
the Installation Manual attached with the remote
controller.
• Pull out the remote controller cord together with
the refrigerant pipe or drain pipe.
Be sure to pass the remote controller cord
through upper side of the refrigerant pipe and
drain pipe.
• Do not leave the remote controller at a place
exposed to the direct sunlight and near a stove.
n
In case of wireless type
The sensor of indoor unit with wireless remote
controller can receive a signal by distance within
approx. 7m.
Based upon it, determine a place where the remote
controller is operated and the installation place.
• Operate the remote controller, confirm that the
indoor unit receives a signal surely, and then
install it.
• Keep 1m or more from the devices such as
television, stereo, etc.
(Disturbance of image or noise may generate.)
• To prevent a malfunction, select a place where is
not influenced by a fluorescent light or direct
sunlight.
• Two or more (Up to 6 units) indoor units with
wireless type remote controller can be installed in
the same room.
4
INSTALLATION
Hanging bolt
Level vial
Hanging bracket
Washer (Accessory)
To prevent the bolt
from falling off (for safety),
be sure to set it just
under the hanging
bracket as shown
in the figure.
Eccentric washer
(Accessory)
Nut (M10 or W3/8)
Hanging bolt
(M10 or W3/8)
Nut (M10 or W3/8)
* Procure hanging bolts
and nuts locally
* Install with the marking
“UP” facing up.
Indoor unit
Level vial (levelness: 5mm or less)
Hanging bracket
Hanging
bracket
Installation gauge
(1) 10 to 35mm
Ceiling board
(2)12
mm
Indoor unit
Installation gaug
(1) 10 to
35mm
Ceiling board
(2)12 mm
Be sure to remove the cushion for transportation
between the fan and the bell mouth.
Within 7m