20
ACK-E-2009 Application Information
(1) Installation Of Indoor Unit
Preliminary Site Survey
Electrical supply and installation is to confi rm to local authority’s (e.g. National Electrical Board) codes and
regulations.
Voltage supply fl uctuation must not exceed ± 10% of rated voltage. Electricity supply lines must be
independent of welding transformers which can cause high supply fl uctuation.
Ensure that the location is convenient for wiring, piping and drainage.
The indoor unit must be installed in such that free from any obstacles in path of cool air discharge and
warm air return, and must allow spreading or air throughout the room (near the centre of the room).
Clearance must be provided for the indoor unit from the wall and obstacles as shown in the fi gure.
The installation place must be strong enough to support a load of 4 times the indoor unit weight to avoid
amplifying noise and vibration.
The installation place (handling ceiling surface) must be level and the height in the ceiling is 350mm or
more.
Unit Installation
The indoor unit must be away from heat and steam sources (avoid installing it near an entrance).
Measure and mark the position for the hanging rod. Drill the hole for the angle nut on the ceiling and fi x
the hanging rod.
The installation template is extended according to temperature and humidity. Check on dimensions in
using.
The dimensions of the installation template are same as those of the ceiling opening dimensions.
Before ceiling laminating work is completed, be sure to fi t the installation template to the indoor unit.
Note: Be sure to discuss the ceiling drilling work with the installers concerned.
•
•
•
•
•
•
•
•
•
•
•
•
m5.0.niMm5.0.niMm5.0.niM
m3.0.xaM
m0.3.xaM
m0.1.niM
Floor
Obstacle
maeB
770.0 mm (Hanging rod)
)dorgnignaH(mm0.226
Piping Direction
Caution
Sharp edges and coil surfaces are potential injury hazard. Avoid from contact with them.•
Installation Guideline
05_Application Information_A.ind20 2005_Application Information_A.ind20 20 4/6/2009 3:32:52 PM4/6/2009 3:32:52 PM