Fujitsu AIRSTAGE AJ 072LALDH Series Installation Manual page 5

3.3.1 When install nearby limited height wall
(1) Single and multiple installations
• There are no restrictions on the height of the side wall.
• Provide installation spaces L1 and L2 in accordance with the table below according to the
wall height (front side, rear side) conditions.
• Provide installation spaces other
than L1 and L2 in accordance with
the conditions shown in the figure
below.
• Ventilation resistance can be
ignorable when the distance from
a wall or product, etc. is larger
than 2 m.
Single installation
Multiple installations
(2) Concentrated installation
• Provide installation spaces L3,
Wall height condition
L4, and L5 in accordance with
the table below according to
the wall height (front side, rear
side) conditions.
When H3 is 1500 or less
• Provide installation spaces
When H3 is 1500 or more
other than L3, L4, and L5 in
accordance with the conditions
When H4 is 500 or less
shown in the figure below.
• Ventilation resistance can be
When H4 is 500 or more
ignorable when the distance
When H5 is 500 or less
from a wall or product, etc. is
larger than 2 m.
When H5 is 500 or more
Necessary
Wall height condi-
installation
tion [mm]
space [mm]
When H1 is 1,500 or less L1 ≥ 500
When H1 is 1,500 or more L1 ≥ 500 + h1 ÷ 2
When H2 is 500 or less L2 ≥ 100
When H2 is 500 or more L2 ≥ 100 + h2 ÷ 2
Unit: mm
Unit: mm
Necessary in-
stallation space
[mm]
[mm]
L3 ≥ 500
L3 ≥ 500 + h3 ÷ 2
L4 ≥ 200
L4 ≥ 200 + h4 ÷ 2
L5 ≥ 200
L5 ≥ 200 + h5 ÷ 2
Unit: mm
3.3.2 When install near unlimited height wall
(1) Single and multiple installations
• There are no restrictions on the height of the wall.
• The wall (without height restrictions) must not exist on the both sides (left / right) of
outdoor unit. Also, must not exist on the both sides (front / rear) of outdoor unit.
• Provide installation spaces other than L6 in accordance with the conditions shown in the
figure below.
• Ventilation resistance can be ignorable when the distance from a wall or product, etc. is
larger than 2 m.
When installing with the
Condition
rear of the outdoor unit
facing the wall side
When B ≥ 400 (mm)
When 20 ≤ B < 400 (mm)
Single installation
Multiple installations
Example :
When B is made 200 mm
L6 ≥ 200 + (400-200) × 3 = 800 mm
Unit: mm
Necessary installa-
tion space
L6 ≥ 200 (mm)
L6 ≥ 200 + (400 - B) × 3
(mm)
Unit: mm
Unit: mm
Unit: mm
En-4