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SMMS Compact 4-way Cassette
Installation of ceiling opening and
hanging bolt
Hanging bolt
Level
Hanging bracket
• Attach a nut (M10: not supplied) and the Ø34 mm
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 gauge (levelness: 5 mm 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 - 42 mm: 4 sides) and the
hanging-up height (2) (23 - 28 mm: 4 corners).
(How to use the installation gauge is printed on the
gauge.)
* Procure hanging bolts
and nuts locally.
Hanging bolt
M10
Nut
Washer (Accessory)
M10
To prevent the bolt
from falling off (for
Eccentric washer
safety), be sure to set
(Accessory)
it just under the
hanging bracket as
* Install with the marking
shown in the figure.
"UP" facing up.
Nut
M10
15-EN
Installation Manual
Level gauge (levelness: 5 mm or less)
Hanging bolt
Indoor unit
Hanging
bracket
(1) 10 - 42 mm
Ceiling
board
Installation gauge
Indoor unit
(2) 23 - 28 mm
(1) 10 - 42 mm
Installation gauge
Ceiling board
CAUTION
Before installation of the indoor unit, remove the tape
that holds the fan and bell mouth. Running the unit
without removing the tape may damage the fan motor.
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.
SMMS Compact 4-way Cassette
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.
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.
Wireless remote controller
The sensor of indoor unit with wireless remote
controller can receive a signal by distance within
approx. 8 m. 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 1 m or more from the devices such as
television, stereo.
(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.
– 8 –
Installation Manual
EN
16-EN
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