MXS Installation Manual

7 ■English
Installation Guidelines
• Whereawallorotherobstacleisinthepathofoutdoorunit’sintakeorexhaustairow,followtheinstallationguidelines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
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).)
If the outdoor unit is positioned higher than the indoor units. If the outdoor unit is positioned lower than
one or more of the 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.
Outdoor unit capacity class
Piping to each indoor unit
2MXS18∗
82ft (25m) max.
3MXS24∗, 4MXS36∗
Total length of piping between all units 164ft (50m) max. 230ft (70m) max.
01_EN_3P379970-4.indd 7 11/4/2014 2:50:08 PM