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4. Installation Work
4.2 Outdoor Unit Installation
4.2.1 Foundation
•
Concrete Foundations
1. The height of the foundation should be over
150mm above the ground.
2. Provide a drainage around the foundation for
smooth drainage.
Details of Anchor Bolt Installing (Example)
83
73
5
20.5
Min. 100
Drainage (Example)
(Width 100 x Depth 20)
20.5
73
Provide concrete foundation as shown in the figure.
Front Side
of Unit
Correct
Foot
Min. 100mm
Foundation
Min. 100mm
The concrete foundations are
installed along the outdoor unit
width direction.
25
Anchor Bolt (M12) (Field-Supplied)
Nut (Field-Supplied)
Washer (Field-Supplied)
Vibration Proof Mat
(Field-Supplied)
The corner of the outdoor unit
anchoring foot must be located
on the vibration proof mat.
Filling Mortar
Hole for Mortar ( 100 x Depth 150)
Foundation
Drainage
(Unit: mm)
(729)
20.5
624
73
770
Front Side
of Unit
Correct
Min. 100mm
Min. 100mm
Min. 100mm
(Center of Outdoor Unit)
The concrete foundations are
installed along the outdoor unit
depth direction.
Do not provide concrete foundation as shown below.
The foot of the outdoor unit may be deformed.
3. Install the outdoor unit in the front-rear and
right-left direction horizontally. (Use a level
gauge.)
Check to ensure that the gradient in four
directions (front, rear, right and left) is within
10mm.
Right Side
and Le Side
4. Provide a strong and correct foundation so that:
a. The outdoor unit does not incline.
b. Abnormal sound does not occur.
c. The outdoor unit will not fall down due to a
Foot
Foundation
Front Side
of Unit
Incorrect
Foot
Foundation
The concrete foundations are
installed to each corner of
the outdoor unit.
In this case, the foot of the
outdoor unit may be deformed.
Front Side
and Rear Side
strong wind or earthquake.
A16381E84N-rev.1
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