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English
Installation Space Requirements
•
Position the unit on a horizontal surface. Any tilt in the unit should be 3° or less to the horizontal.
• Where a wall or other obstacle is in the path of outdoor unit’s intake or exhaust airflow, follow the installation space requirements
below.
•
For any of the below installation patterns, the wall height on the outlet side should be 47-1/4 inch (1200mm) or less.
unit: inch (mm)
Top view
More than 3-15/16 (100)
More than 13-3/4 (350)
More than
1-15/16 (50)
More than
1-15/16 (50)
More than
1-15/16 (50)
Top view
More
than
3-15/16
(100)
More than
13-3/4
(350)
More than
3-15/16 (100)
More than
13-3/4 (350)
Side view
47-1/4
(1200)
or less
Wall facing one side
Walls facing two sides
Walls facing three sides
When installed as in the figure on the left, it is recommended to either
change the orientation of the outdoor unit outlet side or use the air direction
adjustment grille (sold separately).
More than
3-15/16 (100)
More than
13-3/4 (350)
Selecting a Location for Installation of
the Indoor Units
• The maximum allowable length of refrigerant piping, and the maximum allowable height difference between the outdoor and
indoor units, are listed below. (The shorter the refrigerant piping, the better the performance. Connect so that the piping is as
short as possible.
Shortest allowable length per room is 10ft (3m).
)
Outdoor unit capacity class
5MXS48
*
4MXL36
*
Piping to each indoor unit
98ft (30m) max.
Total length of piping between all units
262ft (80m) max.
230ft (70m) max.
If the outdoor unit is positioned higher than the indoor units.
If the outdoor unit is positioned lower than one or
more indoor units.
Level
difference:
24-5/8ft (7.5m)
max.
Level
difference:
49-1/4ft (15m)
max.
Indoor unit
Outdoor unit
Level
difference:
49-1/4ft (15m)
max.
Outdoor unit
Indoor unit
Level
difference:
24-5/8ft (7.5m)
max.
01_EN_3P537039-1.indd 5
9/12/2018 7:37:43 PM