Installation guide

Installation Manual 15
ENGLISH
Installation
Attention
1. Possible drain-head height is up to 700 mm (27-
9/16 inch). So, it must be installed below 700 mm
(27-9/16 inch).
2. Keep the drain hose downward up to 1/50~1/100
inclination.
Prevent any upward flow or reverse flow in any
part.
3. 5 mm (3/16 inch) or thicker formed thermal insula-
tor is provided for the drain pipe.
4. Upward routing is not allowed.
5. Be sure to check the drain pump for normal opera-
tion and abnormal noise when electrical wiring is
complete.
1/50~1/100
MAX 700 mm
(27-9/16 inch)
Elbow
Drain pump
Unit
Drain pipe
(Local supply)
Thermal insulator
(Local supply)
Wall
Drain hose
Ceiling Height Selection
The ceiling type indoor unit is available to adjust indoor airflow rate by Installer setting of the wired remote con-
troller for better service. Please select the height level from the below table.
<Ceiling Height Selection Table>
Ceiling height of ‘Very high’ function may not exist depending on the indoor unit.
For the details, refer to the product manual.
Ceiling Height
Selection
Level
Description
1.6~8.3 kW
(5.5~28 kBtu)
10.0~14.5 kW
(36~48 kBtu)
Up to 2.3 m
(Up to 7.5 ft)
Up to 2.7 m
(Up to 8.9 ft)
Low Decrease the indoor airflow rate 1 step from standard level
Above 2.3 m, up to 2.7 m
(Above 7.5 ft, up to 8.9 ft)
Above 2.7 m, up to 3.2 m
(Above 8.9 ft, up to 10.5 ft)
Standard Set the indoor airflow rate as standard level
Above 2.7 m, up to 3.1 m
(Above 8.9 ft, up to 10.2 ft)
Above 3.2 m, up to 3.6 m
(Above 10.5 ft, up to 11.8 ft)
High Increase indoor airflow rate 1 step from standard level
Above 3.1 m, up to 3.6 m
(Above 10.2 ft, up to 11.8 ft)
Above 3.6 m, up to 4.2 m
(Above 11.8 ft, up to 13.8 ft)
Super high Increase indoor airflow rate 2 steps from standard level