37
9
• Split Sky Air • Outdoor Units
31
• Outdoor Units • R-410A • REQ-B7
9
Installation
9 - 1
Installation method
3TW25149-4A
Do not stack more than one unit.
About 100mm is required as the dimension for laying the upper outdoor unit’s drain pipe.
Get the portion A sealed so that air from the outlet does not bypass.
2. Installing multiple units (2 units or more) in
lateral connection per row
1. Obstacles exist in front of the outlet side
1. Installation of one unit per row
REQ71
∼
125B7
A. Non stacked installation
2. Obstacles exist in front of the air inlet
B. Stacked installation
Legend
C. Multiple-row installation
Relation of dimensions of H, A, and L are shown in the
table below.
L
A
L
≤
H
0 < L
≤
1/2 H
150 (250)
1/2 H < L
200 (300)
H < L
Installation impossible
Suction side obstacle
Discharge side obstacle
Left side obstacle
Right side obstacle
Top side obstacle
Obstacle is present
In these cases, close the
bottom of the installation
frame to prevent discharged
air from being bypassed.
In these cases, only 2 units can
be installed.
This situation is not allowed.
Figures between ( ) indicate
the dimensions only for the
100-125 class models.