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(3)Precautions on installation
NOTICE
If drain holes of the outdoor unit are covered by
a mounting base or by floor surface, raise the
unit in order to provide a free space of more
than 5in.(130mm) under the outdoor unit.
Selection of installation location of outdoor
(1)Single-unit installation (unit: in.(mm))
Foundation work
•Check the strength and level of the installation
ground so that the unit will not cause any
operating vibration or noise after installation.
•In accordance with the foundation drawing in
the figure, fix the unit securely by means of the
foundation bolts.
•It is best to screw in the foundation bolts
until their length are 0.8in.(20mm) from the
foundation surface.
•Fix the outdoor unit to the foundation bolts
using nuts with resin washers(1) as shown in
the figure.
•If there is no need to install the outdoor
1
machine in the open space of the building
or the enclosure, the following two ways can
be used to avoid the fan reversal or damage
caused by strong wind blowing.
(
) 1
U
s
n i
g
h t
e
w
n i
d
s
h
e i
d l
(
) 2
N
e
r a
w
l l a
n i
t s
l l a
t a
o i
n
Fierce wind
Fierce wind
More than 2000mm
Fierce wind
Fierce wind
More than 2000mm
46
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