Fujitsu AirStage AJYA72GALH Installation Manual page 5

CAUTION
When there is a wall in front of the unit, provide a space of 500mm or more as
maintenance space.
When there is a wall at the left side of the unit, provide a space of 30mm or more
as maintenance space.
An outdoor temperature of 35 degrees in air-conditioned operation is assumed for
the installation space in this item. If the outdoor temperature exceeds 35 degrees
and the outdoor unit is operating at a load exceeding its rated ability, provide a
larger inlet space.
If you are installing more outdoor units than indicated here, please ensure suffi cient
space or consult your distributing agent as it may affect the performance due to
short circuit and other problems.
3. 3. 1. When install near by 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 fi gure below.
• Ventilation resistance can be ignorable when the distance from a wall or product,
etc. is larger than 2m.
Wall height condition
When H1 is 1500 (mm) or less
When H1 is 1500 (mm) or more
When H2 is 500 (mm) or less
When H2 is 500 (mm) or more
Fig. 1
<Side view>
<Front>
Wall
Fig. 2 Single installation
<Top view>
<Rear>
<Front>
30mm or more
Fig. 3 Multiple installations
<Top view>
<Rear>
<Front>
30mm or 20mm or
more more
(2) Concentrated installation
• Provide installation spaces L3, L4, and L5 in accordance with the table below ac-
cording to the wall height (front side, rear side) conditions.
• Provide installation spaces other than L3, L4, and L5 in accordance with the condi-
tions shown in the fi gure below.
• Ventilation resistance can be ignorable when the distance from a wall or product,
etc. is larger than 2m.
Wall height condition
When H3 is 1500 (mm) or less
When H3 is 1500 (mm) or more
When H4 is 500 (mm) or less
When H4 is 500 (mm) or more
When H5 is 500 (mm) or less
When H5 is 500 (mm) or more
Necessary installation space
L1 ≥ 500 (mm)
L1 ≥ 500+h1÷2 (mm)
L2 ≥ 100 (mm)
L2 ≥ 100+h2÷2 (mm)
<Rear>
Wall
10mm or more
20mm or 10mm or
more more
Necessary installation space
L3 ≥ 500 (mm)
L3 ≥ 500+h3÷2 (mm)
L4 ≥ 200 (mm)
L4 ≥ 200+h4÷2 (mm)
L5 ≥ 200 (mm)
L5 ≥ 200+h5÷2 (mm)
Fig. 4
<Side view>
<Front>
Wall
Fig. 5
<Front view>
L5
Wall
Fig. 6
<Top view>
L5 20mm or 20mm or
more more
Fig. 7
<Top view>
20mm or 20mm or
L5
more more
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 fi gure below.
• Ventilation resistance can be ignorable when the distance from a wall or prod-
uct, etc. is larger than 2 m.
When installing with the REAR of the outdoor unit facing the wall side
Condition
When B ≥ 400 (mm)
When 20 ≤ B < 400 (mm)
<Rear>
Wall
L5
Wall
L4
800mm
or more
800mm
or more
L3
L5
L4
500mm
or more
1000mm
or more
L3
L5
Necessary installation space
L6 ≥ 200 (mm)
L6 ≥ 200 + (400-B) ×3 (mm)
En-4