Installation space and service space
Reserve space required to install the indoor unit and
for service work.
500mm or more
Front side
(In case of right direction piping)
The lighting term setup of the filter sign (Notification of
filter cleaning) of the remote controller can be changed
according to the condition of installation. If the room is
not heated due to the installation place or construction
of the room, the detection temperature of heating can
be raised.
For setup method, refer to "Change of lighting term of
filter sign" and "To secure better effect of heating" in
the Applicable controls of this Manual.
3
INSTALLATION OF INDOOR UNIT
Install the air conditioner certainly to sufficiently withstand the weight.
If the strength is insufficient, the unit may fall down resulting in human injury.
Perform a specified installation work to guard against strong wind or earthquake.
An incomplete installation can cause accidents by the units falling and dropping.
Strictly comply with the following rules to prevent damage of the indoor units and human injury.
• Do not put a heavy article on the indoor unit. (Even units are packaged)
• Carry in the indoor unit as it is packaged if possible. If carrying in the indoor unit unpacked by necessity, be sure to
use buffering cloth, etc. to not damage the unit.
• To move the indoor unit, do not apply force to the refrigerant pipe, drain pan, foamed parts, or resin parts, etc.
<Indoor unit>
• Install an indoor unit as described below.
1. Prior to piping or electric work, remove the air inlet grille.
(Push down the upper part slightly and pull it toward you.)
2. Remove the front panel.
(Fixing screws at right and left sides of the lower side)
3. Remove the fan guard. (Fixing screws at right, center and left sides)
4. Then start piping and cabling works.
5. Keep the front space of the indoor unit as wider as possible.
A wide space is required for maintenance and service works and then it is useful for distributing cool/hot air in the
room resulted in increase of cooling/heating effect.
6. Install the indoor unit horizontally or slanting a little rightward viewed from the front side.
200mm
or more
Front side
WARNING
REQUIREMENT
4
In case of wireless type
The sensor of indoor unit with wireless remote
controller can receive a signal within approx. 8m.
Based upon it, determine a place where the remote
controller is operated and the installation place of the
indoor unit.
• To prevent a malfunction, select a place where is not
influenced by a florescent light or direct sunlight.
• Two or more (Up to 6 units) indoor units with
wireless remote controller can be installed in the
same room.
<Good installation>
Fan guard screws
<Poor installation>
Front panel screws