
Installation guide
25
1. Checking the Installation Site
Class
Pre-check items
Handling methods and rules
Reference
Noise
vibration
- Is the place affected by
noises or vibration at all?
- Is the outdoor unit close to
a residential area?
- Is the bottom of the out
unit affected by vibration?
※
Necessary to install a
soundproof wall to prevent
noise transfer to houses.
-Use a gallery for soundproof wall
constructions.
Weight
-Can the installation location
withstand the weight of the
outdoor unit?
※
In case of remodeled houses,
consider the weight of the
outdoor unit and review the
columns and the beams for
construction.
Need to consider the
weight.
Outdoor
machine
base
- Have you determined the
ground base for the
outdoor unit?
- Base area size: 1.5 times the
floor.
- Total height: 150mm↑
Wooden palette installation
prohibited.
Outdoor unit
base
-Is the outdoor unit placed
on a flower garden or soil?
(Including the foundation.)
※
In case of soil sands, the
ground can get deformed
during rain. So make the base
with concrete pads or H
beams.
Ground base
Air
ventilation
-Is the outdoor unit installed
in a disclosed area?
※
Need to determine
whether to use a
discharge duct.
※
CFD
(Computational Fluid
Dynamics) simulation is
available upon request to
HQ’s SE.
Need to improve the air
vent structure.
Discharge
troubles
- Is there any blockage
within 2 meters from the
discharge plane of the
upper area?
※
Need to use a discharge duct.
- Is there any blockage
within 1.5 meters from
the discharge plane of
the front area?
※
Need to install a gallery.
2. Preparation for installation
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